build/patch/kernel/archive/odroidxu4-6.6/patch-6.6.101-102.patch

diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
index dbfbbe9ab28b12..961684e9466e6f 100644
--- a/Documentation/filesystems/f2fs.rst
+++ b/Documentation/filesystems/f2fs.rst
@@ -233,9 +233,9 @@ usrjquota=<file>	 Appoint specified file and type during mount, so that quota
 grpjquota=<file>	 information can be properly updated during recovery flow,
 prjjquota=<file>	 <quota file>: must be in root directory;
 jqfmt=<quota type>	 <quota type>: [vfsold,vfsv0,vfsv1].
-offusrjquota		 Turn off user journalled quota.
-offgrpjquota		 Turn off group journalled quota.
-offprjjquota		 Turn off project journalled quota.
+usrjquota=		 Turn off user journalled quota.
+grpjquota=		 Turn off group journalled quota.
+prjjquota=		 Turn off project journalled quota.
 quota			 Enable plain user disk quota accounting.
 noquota			 Disable all plain disk quota option.
 alloc_mode=%s		 Adjust block allocation policy, which supports "reuse"
diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
index 3e38f69567939e..b463949736c566 100644
--- a/Documentation/netlink/specs/ethtool.yaml
+++ b/Documentation/netlink/specs/ethtool.yaml
@@ -1489,9 +1489,6 @@ operations:
 
       do: &module-eeprom-get-op
         request:
-          attributes:
-            - header
-        reply:
           attributes:
             - header
             - offset
@@ -1499,6 +1496,9 @@ operations:
             - page
             - bank
             - i2c-address
+        reply:
+          attributes:
+            - header
             - data
       dump: *module-eeprom-get-op
     -
diff --git a/Makefile b/Makefile
index 116eb523392a23..685a65992449d1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 6
 PATCHLEVEL = 6
-SUBLEVEL = 101
+SUBLEVEL = 102
 EXTRAVERSION =
 NAME = Pinguïn Aangedreven
 
diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-kontron-bl-common.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-kontron-bl-common.dtsi
index 33d5f27285a476..9ece280d163afd 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6ul-kontron-bl-common.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6ul-kontron-bl-common.dtsi
@@ -169,7 +169,6 @@ &uart2 {
 	pinctrl-0 = <&pinctrl_uart2>;
 	linux,rs485-enabled-at-boot-time;
 	rs485-rx-during-tx;
-	rs485-rts-active-low;
 	uart-has-rtscts;
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi b/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi
index d1095b700c5654..d96148abf5bb6a 100644
--- a/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi
+++ b/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi
@@ -612,7 +612,7 @@ usbmisc1: usb@400b4800 {
 
 			ftm: ftm@400b8000 {
 				compatible = "fsl,ftm-timer";
-				reg = <0x400b8000 0x1000 0x400b9000 0x1000>;
+				reg = <0x400b8000 0x1000>, <0x400b9000 0x1000>;
 				interrupts = <44 IRQ_TYPE_LEVEL_HIGH>;
 				clock-names = "ftm-evt", "ftm-src",
 					"ftm-evt-counter-en", "ftm-src-counter-en";
diff --git a/arch/arm/boot/dts/ti/omap/am335x-boneblack.dts b/arch/arm/boot/dts/ti/omap/am335x-boneblack.dts
index 16b567e3cb4722..b4fdcf9c02b500 100644
--- a/arch/arm/boot/dts/ti/omap/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/ti/omap/am335x-boneblack.dts
@@ -35,7 +35,7 @@ &gpio0 {
 		"P9_18 [spi0_d1]",
 		"P9_17 [spi0_cs0]",
 		"[mmc0_cd]",
-		"P8_42A [ecappwm0]",
+		"P9_42A [ecappwm0]",
 		"P8_35 [lcd d12]",
 		"P8_33 [lcd d13]",
 		"P8_31 [lcd d14]",
diff --git a/arch/arm/crypto/aes-neonbs-glue.c b/arch/arm/crypto/aes-neonbs-glue.c
index 0ca94b90bc4ec5..ba98daeb119cd9 100644
--- a/arch/arm/crypto/aes-neonbs-glue.c
+++ b/arch/arm/crypto/aes-neonbs-glue.c
@@ -245,7 +245,7 @@ static int ctr_encrypt(struct skcipher_request *req)
 	while (walk.nbytes > 0) {
 		const u8 *src = walk.src.virt.addr;
 		u8 *dst = walk.dst.virt.addr;
-		int bytes = walk.nbytes;
+		unsigned int bytes = walk.nbytes;
 
 		if (unlikely(bytes < AES_BLOCK_SIZE))
 			src = dst = memcpy(buf + sizeof(buf) - bytes,
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
index 8ab0e45f2ad31c..f93c2b604c57fb 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
@@ -284,6 +284,8 @@ &usdhc3 {
 	pinctrl-0 = <&pinctrl_usdhc3>;
 	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
 	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	assigned-clocks = <&clk IMX8MM_CLK_USDHC3>;
+	assigned-clock-rates = <400000000>;
 	bus-width = <8>;
 	non-removable;
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
index 1760062e6ffcfd..f5f87b38912345 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
@@ -295,6 +295,8 @@ &usdhc3 {
 	pinctrl-0 = <&pinctrl_usdhc3>;
 	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
 	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	assigned-clocks = <&clk IMX8MN_CLK_USDHC3>;
+	assigned-clock-rates = <400000000>;
 	bus-width = <8>;
 	non-removable;
 	status = "okay";
diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
index 4c5be22b47feea..e01f6e8a17f2fc 100644
--- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
@@ -862,6 +862,7 @@ blsp1_dma: dma-controller@7884000 {
 			clock-names = "bam_clk";
 			#dma-cells = <1>;
 			qcom,ee = <0>;
+			qcom,controlled-remotely;
 		};
 
 		blsp1_uart1: serial@78af000 {
@@ -982,6 +983,7 @@ blsp2_dma: dma-controller@7ac4000 {
 			clock-names = "bam_clk";
 			#dma-cells = <1>;
 			qcom,ee = <0>;
+			qcom,controlled-remotely;
 		};
 
 		blsp2_uart2: serial@7af0000 {
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 7758136d71d645..9dc00f759f19bb 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -3435,18 +3435,18 @@ spmi_bus: spmi@c440000 {
 			#interrupt-cells = <4>;
 		};
 
-		sram@146aa000 {
+		sram@14680000 {
 			compatible = "qcom,sc7180-imem", "syscon", "simple-mfd";
-			reg = <0 0x146aa000 0 0x2000>;
+			reg = <0 0x14680000 0 0x2e000>;
 
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			ranges = <0 0 0x146aa000 0x2000>;
+			ranges = <0 0 0x14680000 0x2e000>;
 
-			pil-reloc@94c {
+			pil-reloc@2a94c {
 				compatible = "qcom,pil-reloc-info";
-				reg = <0x94c 0xc8>;
+				reg = <0x2a94c 0xc8>;
 			};
 		};
 
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 4ea693a0758565..64ea9d73d970a9 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -4989,18 +4989,18 @@ spmi_bus: spmi@c440000 {
 			#interrupt-cells = <4>;
 		};
 
-		sram@146bf000 {
+		sram@14680000 {
 			compatible = "qcom,sdm845-imem", "syscon", "simple-mfd";
-			reg = <0 0x146bf000 0 0x1000>;
+			reg = <0 0x14680000 0 0x40000>;
 
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			ranges = <0 0 0x146bf000 0x1000>;
+			ranges = <0 0 0x14680000 0x40000>;
 
-			pil-reloc@94c {
+			pil-reloc@3f94c {
 				compatible = "qcom,pil-reloc-info";
-				reg = <0x94c 0xc8>;
+				reg = <0x3f94c 0xc8>;
 			};
 		};
 
diff --git a/arch/m68k/Kconfig.debug b/arch/m68k/Kconfig.debug
index 30638a6e8edcb3..d036f903864c26 100644
--- a/arch/m68k/Kconfig.debug
+++ b/arch/m68k/Kconfig.debug
@@ -10,7 +10,7 @@ config BOOTPARAM_STRING
 
 config EARLY_PRINTK
 	bool "Early printk"
-	depends on !(SUN3 || M68000 || COLDFIRE)
+	depends on MMU_MOTOROLA
 	help
 	  Write kernel log output directly to a serial port.
 	  Where implemented, output goes to the framebuffer as well.
diff --git a/arch/m68k/kernel/early_printk.c b/arch/m68k/kernel/early_printk.c
index f11ef9f1f56fcf..521cbb8a150c99 100644
--- a/arch/m68k/kernel/early_printk.c
+++ b/arch/m68k/kernel/early_printk.c
@@ -16,25 +16,10 @@
 #include "../mvme147/mvme147.h"
 #include "../mvme16x/mvme16x.h"
 
-asmlinkage void __init debug_cons_nputs(const char *s, unsigned n);
-
-static void __ref debug_cons_write(struct console *c,
-				   const char *s, unsigned n)
-{
-#if !(defined(CONFIG_SUN3) || defined(CONFIG_M68000) || \
-      defined(CONFIG_COLDFIRE))
-	if (MACH_IS_MVME147)
-		mvme147_scc_write(c, s, n);
-	else if (MACH_IS_MVME16x)
-		mvme16x_cons_write(c, s, n);
-	else
-		debug_cons_nputs(s, n);
-#endif
-}
+asmlinkage void __init debug_cons_nputs(struct console *c, const char *s, unsigned int n);
 
 static struct console early_console_instance = {
 	.name  = "debug",
-	.write = debug_cons_write,
 	.flags = CON_PRINTBUFFER | CON_BOOT,
 	.index = -1
 };
@@ -44,6 +29,12 @@ static int __init setup_early_printk(char *buf)
 	if (early_console || buf)
 		return 0;
 
+	if (MACH_IS_MVME147)
+		early_console_instance.write = mvme147_scc_write;
+	else if (MACH_IS_MVME16x)
+		early_console_instance.write = mvme16x_cons_write;
+	else
+		early_console_instance.write = debug_cons_nputs;
 	early_console = &early_console_instance;
 	register_console(early_console);
 
@@ -51,20 +42,15 @@ static int __init setup_early_printk(char *buf)
 }
 early_param("earlyprintk", setup_early_printk);
 
-/*
- * debug_cons_nputs() defined in arch/m68k/kernel/head.S cannot be called
- * after init sections are discarded (for platforms that use it).
- */
-#if !(defined(CONFIG_SUN3) || defined(CONFIG_M68000) || \
-      defined(CONFIG_COLDFIRE))
-
 static int __init unregister_early_console(void)
 {
-	if (!early_console || MACH_IS_MVME16x)
-		return 0;
+	/*
+	 * debug_cons_nputs() defined in arch/m68k/kernel/head.S cannot be
+	 * called after init sections are discarded (for platforms that use it).
+	 */
+	if (early_console && early_console->write == debug_cons_nputs)
+		return unregister_console(early_console);
 
-	return unregister_console(early_console);
+	return 0;
 }
 late_initcall(unregister_early_console);
-
-#endif
diff --git a/arch/m68k/kernel/head.S b/arch/m68k/kernel/head.S
index 9e812d8606be83..397114962a1427 100644
--- a/arch/m68k/kernel/head.S
+++ b/arch/m68k/kernel/head.S
@@ -3267,8 +3267,8 @@ func_return	putn
  *	turns around and calls the internal routines.  This routine
  *	is used by the boot console.
  *
- *	The calling parameters are:
- *		void debug_cons_nputs(const char *str, unsigned length)
+ *	The function signature is -
+ *		void debug_cons_nputs(struct console *c, const char *s, unsigned int n)
  *
  *	This routine does NOT understand variable arguments only
  *	simple strings!
@@ -3277,8 +3277,8 @@ ENTRY(debug_cons_nputs)
 	moveml	%d0/%d1/%a0,%sp@-
 	movew	%sr,%sp@-
 	ori	#0x0700,%sr
-	movel	%sp@(18),%a0		/* fetch parameter */
-	movel	%sp@(22),%d1		/* fetch parameter */
+	movel	%sp@(22),%a0		/* char *s */
+	movel	%sp@(26),%d1		/* unsigned int n */
 	jra	2f
 1:
 #ifdef CONSOLE_DEBUG
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 93c2d695588a1c..ab8102f94e066f 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -506,6 +506,60 @@ static int __init set_ntlb(char *str)
 
 __setup("ntlb=", set_ntlb);
 
+/* Initialise all TLB entries with unique values */
+static void r4k_tlb_uniquify(void)
+{
+	int entry = num_wired_entries();
+
+	htw_stop();
+	write_c0_entrylo0(0);
+	write_c0_entrylo1(0);
+
+	while (entry < current_cpu_data.tlbsize) {
+		unsigned long asid_mask = cpu_asid_mask(&current_cpu_data);
+		unsigned long asid = 0;
+		int idx;
+
+		/* Skip wired MMID to make ginvt_mmid work */
+		if (cpu_has_mmid)
+			asid = MMID_KERNEL_WIRED + 1;
+
+		/* Check for match before using UNIQUE_ENTRYHI */
+		do {
+			if (cpu_has_mmid) {
+				write_c0_memorymapid(asid);
+				write_c0_entryhi(UNIQUE_ENTRYHI(entry));
+			} else {
+				write_c0_entryhi(UNIQUE_ENTRYHI(entry) | asid);
+			}
+			mtc0_tlbw_hazard();
+			tlb_probe();
+			tlb_probe_hazard();
+			idx = read_c0_index();
+			/* No match or match is on current entry */
+			if (idx < 0 || idx == entry)
+				break;
+			/*
+			 * If we hit a match, we need to try again with
+			 * a different ASID.
+			 */
+			asid++;
+		} while (asid < asid_mask);
+
+		if (idx >= 0 && idx != entry)
+			panic("Unable to uniquify TLB entry %d", idx);
+
+		write_c0_index(entry);
+		mtc0_tlbw_hazard();
+		tlb_write_indexed();
+		entry++;
+	}
+
+	tlbw_use_hazard();
+	htw_start();
+	flush_micro_tlb();
+}
+
 /*
  * Configure TLB (for init or after a CPU has been powered off).
  */
@@ -545,7 +599,7 @@ static void r4k_tlb_configure(void)
 	temp_tlb_entry = current_cpu_data.tlbsize - 1;
 
 	/* From this point on the ARC firmware is dead.	 */
-	local_flush_tlb_all();
+	r4k_tlb_uniquify();
 
 	/* Did I tell you that ARC SUCKS?  */
 }
diff --git a/arch/powerpc/configs/ppc6xx_defconfig b/arch/powerpc/configs/ppc6xx_defconfig
index eaf3273372a982..80989e3f6780fb 100644
--- a/arch/powerpc/configs/ppc6xx_defconfig
+++ b/arch/powerpc/configs/ppc6xx_defconfig
@@ -254,7 +254,6 @@ CONFIG_NET_SCH_DSMARK=m
 CONFIG_NET_SCH_NETEM=m
 CONFIG_NET_SCH_INGRESS=m
 CONFIG_NET_CLS_BASIC=m
-CONFIG_NET_CLS_TCINDEX=m
 CONFIG_NET_CLS_ROUTE4=m
 CONFIG_NET_CLS_FW=m
 CONFIG_NET_CLS_U32=m
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 2e286bba2f6456..82626363a3090c 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1130,6 +1130,7 @@ int eeh_unfreeze_pe(struct eeh_pe *pe)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(eeh_unfreeze_pe);
 
 
 static struct pci_device_id eeh_reset_ids[] = {
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 438568a472d03b..9ba4adc214af7c 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -257,13 +257,12 @@ static void eeh_pe_report_edev(struct eeh_dev *edev, eeh_report_fn fn,
 	struct pci_driver *driver;
 	enum pci_ers_result new_result;
 
-	pci_lock_rescan_remove();
 	pdev = edev->pdev;
 	if (pdev)
 		get_device(&pdev->dev);
-	pci_unlock_rescan_remove();
 	if (!pdev) {
 		eeh_edev_info(edev, "no device");
+		*result = PCI_ERS_RESULT_DISCONNECT;
 		return;
 	}
 	device_lock(&pdev->dev);
@@ -304,8 +303,9 @@ static void eeh_pe_report(const char *name, struct eeh_pe *root,
 	struct eeh_dev *edev, *tmp;
 
 	pr_info("EEH: Beginning: '%s'\n", name);
-	eeh_for_each_pe(root, pe) eeh_pe_for_each_dev(pe, edev, tmp)
-		eeh_pe_report_edev(edev, fn, result);
+	eeh_for_each_pe(root, pe)
+		eeh_pe_for_each_dev(pe, edev, tmp)
+			eeh_pe_report_edev(edev, fn, result);
 	if (result)
 		pr_info("EEH: Finished:'%s' with aggregate recovery state:'%s'\n",
 			name, pci_ers_result_name(*result));
@@ -383,6 +383,8 @@ static void eeh_dev_restore_state(struct eeh_dev *edev, void *userdata)
 	if (!edev)
 		return;
 
+	pci_lock_rescan_remove();
+
 	/*
 	 * The content in the config space isn't saved because
 	 * the blocked config space on some adapters. We have
@@ -393,14 +395,19 @@ static void eeh_dev_restore_state(struct eeh_dev *edev, void *userdata)
 		if (list_is_last(&edev->entry, &edev->pe->edevs))
 			eeh_pe_restore_bars(edev->pe);
 
+		pci_unlock_rescan_remove();
 		return;
 	}
 
 	pdev = eeh_dev_to_pci_dev(edev);
-	if (!pdev)
+	if (!pdev) {
+		pci_unlock_rescan_remove();
 		return;
+	}
 
 	pci_restore_state(pdev);
+
+	pci_unlock_rescan_remove();
 }
 
 /**
@@ -647,9 +654,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
 	if (any_passed || driver_eeh_aware || (pe->type & EEH_PE_VF)) {
 		eeh_pe_dev_traverse(pe, eeh_rmv_device, rmv_data);
 	} else {
-		pci_lock_rescan_remove();
 		pci_hp_remove_devices(bus);
-		pci_unlock_rescan_remove();
 	}
 
 	/*
@@ -665,8 +670,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
 	if (rc)
 		return rc;
 
-	pci_lock_rescan_remove();
-
 	/* Restore PE */
 	eeh_ops->configure_bridge(pe);
 	eeh_pe_restore_bars(pe);
@@ -674,7 +677,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
 	/* Clear frozen state */
 	rc = eeh_clear_pe_frozen_state(pe, false);
 	if (rc) {
-		pci_unlock_rescan_remove();
 		return rc;
 	}
 
@@ -709,7 +711,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
 	pe->tstamp = tstamp;
 	pe->freeze_count = cnt;
 
-	pci_unlock_rescan_remove();
 	return 0;
 }
 
@@ -843,10 +844,13 @@ void eeh_handle_normal_event(struct eeh_pe *pe)
 		{LIST_HEAD_INIT(rmv_data.removed_vf_list), 0};
 	int devices = 0;
 
+	pci_lock_rescan_remove();
+
 	bus = eeh_pe_bus_get(pe);
 	if (!bus) {
 		pr_err("%s: Cannot find PCI bus for PHB#%x-PE#%x\n",
 			__func__, pe->phb->global_number, pe->addr);
+		pci_unlock_rescan_remove();
 		return;
 	}
 
@@ -1085,10 +1089,15 @@ void eeh_handle_normal_event(struct eeh_pe *pe)
 		eeh_pe_state_clear(pe, EEH_PE_PRI_BUS, true);
 		eeh_pe_dev_mode_mark(pe, EEH_DEV_REMOVED);
 
-		pci_lock_rescan_remove();
-		pci_hp_remove_devices(bus);
-		pci_unlock_rescan_remove();
+		bus = eeh_pe_bus_get(pe);
+		if (bus)
+			pci_hp_remove_devices(bus);
+		else
+			pr_err("%s: PCI bus for PHB#%x-PE#%x disappeared\n",
+				__func__, pe->phb->global_number, pe->addr);
+
 		/* The passed PE should no longer be used */
+		pci_unlock_rescan_remove();
 		return;
 	}
 
@@ -1105,6 +1114,8 @@ void eeh_handle_normal_event(struct eeh_pe *pe)
 			eeh_clear_slot_attention(edev->pdev);
 
 	eeh_pe_state_clear(pe, EEH_PE_RECOVERING, true);
+
+	pci_unlock_rescan_remove();
 }
 
 /**
@@ -1123,6 +1134,7 @@ void eeh_handle_special_event(void)
 	unsigned long flags;
 	int rc;
 
+	pci_lock_rescan_remove();
 
 	do {
 		rc = eeh_ops->next_error(&pe);
@@ -1162,10 +1174,12 @@ void eeh_handle_special_event(void)
 
 			break;
 		case EEH_NEXT_ERR_NONE:
+			pci_unlock_rescan_remove();
 			return;
 		default:
 			pr_warn("%s: Invalid value %d from next_error()\n",
 				__func__, rc);
+			pci_unlock_rescan_remove();
 			return;
 		}
 
@@ -1177,7 +1191,9 @@ void eeh_handle_special_event(void)
 		if (rc == EEH_NEXT_ERR_FROZEN_PE ||
 		    rc == EEH_NEXT_ERR_FENCED_PHB) {
 			eeh_pe_state_mark(pe, EEH_PE_RECOVERING);
+			pci_unlock_rescan_remove();
 			eeh_handle_normal_event(pe);
+			pci_lock_rescan_remove();
 		} else {
 			eeh_for_each_pe(pe, tmp_pe)
 				eeh_pe_for_each_dev(tmp_pe, edev, tmp_edev)
@@ -1190,7 +1206,6 @@ void eeh_handle_special_event(void)
 				eeh_report_failure, NULL);
 			eeh_set_channel_state(pe, pci_channel_io_perm_failure);
 
-			pci_lock_rescan_remove();
 			list_for_each_entry(hose, &hose_list, list_node) {
 				phb_pe = eeh_phb_pe_get(hose);
 				if (!phb_pe ||
@@ -1209,7 +1224,6 @@ void eeh_handle_special_event(void)
 				}
 				pci_hp_remove_devices(bus);
 			}
-			pci_unlock_rescan_remove();
 		}
 
 		/*
@@ -1219,4 +1233,6 @@ void eeh_handle_special_event(void)
 		if (rc == EEH_NEXT_ERR_DEAD_IOC)
 			break;
 	} while (rc != EEH_NEXT_ERR_NONE);
+
+	pci_unlock_rescan_remove();
 }
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c
index 7d1b50599dd6c2..08095aeba5c983 100644
--- a/arch/powerpc/kernel/eeh_pe.c
+++ b/arch/powerpc/kernel/eeh_pe.c
@@ -671,10 +671,12 @@ static void eeh_bridge_check_link(struct eeh_dev *edev)
 	eeh_ops->write_config(edev, cap + PCI_EXP_LNKCTL, 2, val);
 
 	/* Check link */
-	if (!edev->pdev->link_active_reporting) {
-		eeh_edev_dbg(edev, "No link reporting capability\n");
-		msleep(1000);
-		return;
+	if (edev->pdev) {
+		if (!edev->pdev->link_active_reporting) {
+			eeh_edev_dbg(edev, "No link reporting capability\n");
+			msleep(1000);
+			return;
+		}
 	}
 
 	/* Wait the link is up until timeout (5s) */
diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c
index 0fe251c6ac2ce7..ac70e85b0df85d 100644
--- a/arch/powerpc/kernel/pci-hotplug.c
+++ b/arch/powerpc/kernel/pci-hotplug.c
@@ -111,6 +111,9 @@ void pci_hp_add_devices(struct pci_bus *bus)
 	struct pci_controller *phb;
 	struct device_node *dn = pci_bus_to_OF_node(bus);
 
+	if (!dn)
+		return;
+
 	phb = pci_bus_to_host(bus);
 
 	mode = PCI_PROBE_NORMAL;
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index cab2f9c011a8db..7b420424b6d7c4 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -103,16 +103,16 @@ UTS_MACHINE		:= sh
 LDFLAGS_vmlinux		+= -e _stext
 
 ifdef CONFIG_CPU_LITTLE_ENDIAN
-ld-bfd			:= elf32-sh-linux
-LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64 --oformat $(ld-bfd)
+ld_bfd			:= elf32-sh-linux
+LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64 --oformat $(ld_bfd)
 KBUILD_LDFLAGS		+= -EL
 else
-ld-bfd			:= elf32-shbig-linux
-LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64+4 --oformat $(ld-bfd)
+ld_bfd			:= elf32-shbig-linux
+LDFLAGS_vmlinux		+= --defsym jiffies=jiffies_64+4 --oformat $(ld_bfd)
 KBUILD_LDFLAGS		+= -EB
 endif
 
-export ld-bfd
+export ld_bfd
 
 # Mach groups
 machdir-$(CONFIG_SOLUTION_ENGINE)		+= mach-se
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index b5e29f99c02c84..5d5b2da2a3f1f9 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -29,7 +29,7 @@ endif
 
 ccflags-remove-$(CONFIG_MCOUNT) += -pg
 
-LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
+LDFLAGS_vmlinux := --oformat $(ld_bfd) -Ttext $(IMAGE_OFFSET) -e startup \
 		   -T $(obj)/../../kernel/vmlinux.lds
 
 KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
@@ -53,7 +53,7 @@ $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
 
 OBJCOPYFLAGS += -R .empty_zero_page
 
-LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
+LDFLAGS_piggy.o := -r --format binary --oformat $(ld_bfd) -T
 
 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE
 	$(call if_changed,ld)
diff --git a/arch/sh/boot/romimage/Makefile b/arch/sh/boot/romimage/Makefile
index c7c8be58400cd9..17b03df0a8de4d 100644
--- a/arch/sh/boot/romimage/Makefile
+++ b/arch/sh/boot/romimage/Makefile
@@ -13,7 +13,7 @@ mmcif-obj-$(CONFIG_CPU_SUBTYPE_SH7724)	:= $(obj)/mmcif-sh7724.o
 load-$(CONFIG_ROMIMAGE_MMCIF)		:= $(mmcif-load-y)
 obj-$(CONFIG_ROMIMAGE_MMCIF)		:= $(mmcif-obj-y)
 
-LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(load-y) -e romstart \
+LDFLAGS_vmlinux := --oformat $(ld_bfd) -Ttext $(load-y) -e romstart \
 		   -T $(obj)/../../kernel/vmlinux.lds
 
 $(obj)/vmlinux: $(obj)/head.o $(obj-y) $(obj)/piggy.o FORCE
@@ -24,7 +24,7 @@ OBJCOPYFLAGS += -j .empty_zero_page
 $(obj)/zeropage.bin: vmlinux FORCE
 	$(call if_changed,objcopy)
 
-LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
+LDFLAGS_piggy.o := -r --format binary --oformat $(ld_bfd) -T
 
 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/zeropage.bin arch/sh/boot/zImage FORCE
 	$(call if_changed,ld)
diff --git a/arch/um/drivers/rtc_user.c b/arch/um/drivers/rtc_user.c
index 7c3cec4c68cffe..006a5a164ea91d 100644
--- a/arch/um/drivers/rtc_user.c
+++ b/arch/um/drivers/rtc_user.c
@@ -28,7 +28,7 @@ int uml_rtc_start(bool timetravel)
 	int err;
 
 	if (timetravel) {
-		int err = os_pipe(uml_rtc_irq_fds, 1, 1);
+		err = os_pipe(uml_rtc_irq_fds, 1, 1);
 		if (err)
 			goto fail;
 	} else {
diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c
index 5616c3b258060e..92c9f8b79f0dc4 100644
--- a/arch/x86/boot/compressed/sev.c
+++ b/arch/x86/boot/compressed/sev.c
@@ -165,6 +165,13 @@ static void __page_state_change(unsigned long paddr, enum psc_op op)
 	 */
 	if (op == SNP_PAGE_STATE_PRIVATE && pvalidate(paddr, RMP_PG_SIZE_4K, 1))
 		sev_es_terminate(SEV_TERM_SET_LINUX, GHCB_TERM_PVALIDATE);
+
+	/*
+	 * If validating memory (making it private) and affected by the
+	 * cache-coherency vulnerability, perform the cache eviction mitigation.
+	 */
+	if (op == SNP_PAGE_STATE_PRIVATE && !has_cpuflag(X86_FEATURE_COHERENCY_SFW_NO))
+		sev_evict_cache((void *)paddr, 1);
 }
 
 void snp_set_page_private(unsigned long paddr)
diff --git a/arch/x86/boot/cpuflags.c b/arch/x86/boot/cpuflags.c
index d75237ba7ce944..5660d3229d29c2 100644
--- a/arch/x86/boot/cpuflags.c
+++ b/arch/x86/boot/cpuflags.c
@@ -115,5 +115,18 @@ void get_cpuflags(void)
 			cpuid(0x80000001, &ignored, &ignored, &cpu.flags[6],
 			      &cpu.flags[1]);
 		}
+
+		if (max_amd_level >= 0x8000001f) {
+			u32 ebx;
+
+			/*
+			 * The X86_FEATURE_COHERENCY_SFW_NO feature bit is in
+			 * the virtualization flags entry (word 8) and set by
+			 * scattered.c, so the bit needs to be explicitly set.
+			 */
+			cpuid(0x8000001f, &ignored, &ebx, &ignored, &ignored);
+			if (ebx & BIT(31))
+				set_bit(X86_FEATURE_COHERENCY_SFW_NO, cpu.flags);
+		}
 	}
 }
diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index 311cc58f29581d..199441d11fbbab 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -228,6 +228,7 @@
 #define X86_FEATURE_FLEXPRIORITY	( 8*32+ 1) /* Intel FlexPriority */
 #define X86_FEATURE_EPT			( 8*32+ 2) /* Intel Extended Page Table */
 #define X86_FEATURE_VPID		( 8*32+ 3) /* Intel Virtual Processor ID */
+#define X86_FEATURE_COHERENCY_SFW_NO	( 8*32+ 4) /* "" SNP cache coherency software work around not needed */
 
 #define X86_FEATURE_VMMCALL		( 8*32+15) /* Prefer VMMCALL to VMCALL */
 #define X86_FEATURE_XENPV		( 8*32+16) /* "" Xen paravirtual guest */
diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c
index 7a42e699f6e39a..8fad19ec855514 100644
--- a/arch/x86/kernel/cpu/scattered.c
+++ b/arch/x86/kernel/cpu/scattered.c
@@ -46,6 +46,7 @@ static const struct cpuid_bit cpuid_bits[] = {
 	{ X86_FEATURE_CPB,		CPUID_EDX,  9, 0x80000007, 0 },
 	{ X86_FEATURE_PROC_FEEDBACK,    CPUID_EDX, 11, 0x80000007, 0 },
 	{ X86_FEATURE_MBA,		CPUID_EBX,  6, 0x80000008, 0 },
+	{ X86_FEATURE_COHERENCY_SFW_NO,	CPUID_EBX, 31, 0x8000001f, 0 },
 	{ X86_FEATURE_SMBA,		CPUID_EBX,  2, 0x80000020, 0 },
 	{ X86_FEATURE_BMEC,		CPUID_EBX,  3, 0x80000020, 0 },
 	{ X86_FEATURE_TSA_SQ_NO,	CPUID_ECX,  1, 0x80000021, 0 },
diff --git a/arch/x86/kernel/sev-shared.c b/arch/x86/kernel/sev-shared.c
index acbec4de3ec31a..b90dfa46ec5b57 100644
--- a/arch/x86/kernel/sev-shared.c
+++ b/arch/x86/kernel/sev-shared.c
@@ -1068,6 +1068,24 @@ static void __head setup_cpuid_table(const struct cc_blob_sev_info *cc_info)
 	}
 }
 
+static inline void sev_evict_cache(void *va, int npages)
+{
+	volatile u8 val __always_unused;
+	u8 *bytes = va;
+	int page_idx;
+
+	/*
+	 * For SEV guests, a read from the first/last cache-lines of a 4K page
+	 * using the guest key is sufficient to cause a flush of all cache-lines
+	 * associated with that 4K page without incurring all the overhead of a
+	 * full CLFLUSH sequence.
+	 */
+	for (page_idx = 0; page_idx < npages; page_idx++) {
+		val = bytes[page_idx * PAGE_SIZE];
+		val = bytes[page_idx * PAGE_SIZE + PAGE_SIZE - 1];
+	}
+}
+
 static void pvalidate_pages(struct snp_psc_desc *desc)
 {
 	struct psc_entry *e;
@@ -1100,6 +1118,24 @@ static void pvalidate_pages(struct snp_psc_desc *desc)
 			sev_es_terminate(SEV_TERM_SET_LINUX, GHCB_TERM_PVALIDATE);
 		}
 	}
+
+	/*
+	 * If not affected by the cache-coherency vulnerability there is no need
+	 * to perform the cache eviction mitigation.
+	 */
+	if (cpu_feature_enabled(X86_FEATURE_COHERENCY_SFW_NO))
+		return;
+
+	for (i = 0; i <= desc->hdr.end_entry; i++) {
+		e = &desc->entries[i];
+
+		/*
+		 * If validating memory (making it private) perform the cache
+		 * eviction mitigation.
+		 */
+		if (e->operation == SNP_PAGE_STATE_PRIVATE)
+			sev_evict_cache(pfn_to_kaddr(e->gfn), e->pagesize ? 512 : 1);
+	}
 }
 
 static int vmgexit_psc(struct ghcb *ghcb, struct snp_psc_desc *desc)
diff --git a/arch/x86/kernel/sev.c b/arch/x86/kernel/sev.c
index 9905dc0e0b0960..c6a9a9d3ff2f37 100644
--- a/arch/x86/kernel/sev.c
+++ b/arch/x86/kernel/sev.c
@@ -688,12 +688,14 @@ static void __head
 early_set_pages_state(unsigned long vaddr, unsigned long paddr,
 		      unsigned long npages, enum psc_op op)
 {
-	unsigned long paddr_end;
+	unsigned long vaddr_begin, paddr_end;
 	u64 val;
 	int ret;
 
 	vaddr = vaddr & PAGE_MASK;
 
+	vaddr_begin = vaddr;
+
 	paddr = paddr & PAGE_MASK;
 	paddr_end = paddr + (npages << PAGE_SHIFT);
 
@@ -736,6 +738,13 @@ early_set_pages_state(unsigned long vaddr, unsigned long paddr,
 		paddr += PAGE_SIZE;
 	}
 
+	/*
+	 * If validating memory (making it private) and affected by the
+	 * cache-coherency vulnerability, perform the cache eviction mitigation.
+	 */
+	if (op == SNP_PAGE_STATE_PRIVATE && !cpu_feature_enabled(X86_FEATURE_COHERENCY_SFW_NO))
+		sev_evict_cache((void *)vaddr_begin, npages);
+
 	return;
 
 e_term:
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c
index 2354c0156e51c9..94195d750e65c0 100644
--- a/arch/x86/mm/extable.c
+++ b/arch/x86/mm/extable.c
@@ -121,13 +121,12 @@ static bool ex_handler_sgx(const struct exception_table_entry *fixup,
 static bool ex_handler_fprestore(const struct exception_table_entry *fixup,
 				 struct pt_regs *regs)
 {
-	regs->ip = ex_fixup_addr(fixup);
-
 	WARN_ONCE(1, "Bad FPU state detected at %pB, reinitializing FPU registers.",
 		  (void *)instruction_pointer(regs));
 
 	fpu_reset_from_exception_fixup();
-	return true;
+
+	return ex_handler_default(fixup, regs);
 }
 
 /*
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index 8c873a8e39cd93..ec6d7a08104d91 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -2030,7 +2030,7 @@ static void ublk_deinit_queues(struct ublk_device *ub)
 
 	for (i = 0; i < nr_queues; i++)
 		ublk_deinit_queue(ub, i);
-	kfree(ub->__queues);
+	kvfree(ub->__queues);
 }
 
 static int ublk_init_queues(struct ublk_device *ub)
@@ -2041,7 +2041,7 @@ static int ublk_init_queues(struct ublk_device *ub)
 	int i, ret = -ENOMEM;
 
 	ub->queue_size = ubq_size;
-	ub->__queues = kcalloc(nr_queues, ubq_size, GFP_KERNEL);
+	ub->__queues = kvcalloc(nr_queues, ubq_size, GFP_KERNEL);
 	if (!ub->__queues)
 		return ret;
 
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index db507a66fa8acd..1a2d227b7b7b96 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -508,6 +508,10 @@ static const struct usb_device_id quirks_table[] = {
 	{ USB_DEVICE(0x13d3, 0x3549), .driver_info = BTUSB_REALTEK |
 						     BTUSB_WIDEBAND_SPEECH },
 
+	/* Realtek 8851BU Bluetooth devices */
+	{ USB_DEVICE(0x3625, 0x010b), .driver_info = BTUSB_REALTEK |
+						     BTUSB_WIDEBAND_SPEECH },
+
 	/* Realtek 8852AE Bluetooth devices */
 	{ USB_DEVICE(0x0bda, 0x2852), .driver_info = BTUSB_REALTEK |
 						     BTUSB_WIDEBAND_SPEECH },
diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c
index 1e3048f2bb38f0..6c4e40d0365f00 100644
--- a/drivers/char/hw_random/mtk-rng.c
+++ b/drivers/char/hw_random/mtk-rng.c
@@ -142,7 +142,9 @@ static int mtk_rng_probe(struct platform_device *pdev)
 	dev_set_drvdata(&pdev->dev, priv);
 	pm_runtime_set_autosuspend_delay(&pdev->dev, RNG_AUTOSUSPEND_TIMEOUT);
 	pm_runtime_use_autosuspend(&pdev->dev);
-	devm_pm_runtime_enable(&pdev->dev);
+	ret = devm_pm_runtime_enable(&pdev->dev);
+	if (ret)
+		return ret;
 
 	dev_info(&pdev->dev, "registered RNG driver\n");
 
diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c
index 934e53a96dddac..00bf799964c61a 100644
--- a/drivers/clk/clk-axi-clkgen.c
+++ b/drivers/clk/clk-axi-clkgen.c
@@ -118,7 +118,7 @@ static const struct axi_clkgen_limits axi_clkgen_zynqmp_default_limits = {
 
 static const struct axi_clkgen_limits axi_clkgen_zynq_default_limits = {
 	.fpfd_min = 10000,
-	.fpfd_max = 300000,
+	.fpfd_max = 450000,
 	.fvco_min = 600000,
 	.fvco_max = 1200000,
 };
diff --git a/drivers/clk/davinci/psc.c b/drivers/clk/davinci/psc.c
index cd85d9f158b0c2..6f7b8f082ad307 100644
--- a/drivers/clk/davinci/psc.c
+++ b/drivers/clk/davinci/psc.c
@@ -278,6 +278,11 @@ davinci_lpsc_clk_register(struct device *dev, const char *name,
 
 	lpsc->pm_domain.name = devm_kasprintf(dev, GFP_KERNEL, "%s: %s",
 					      best_dev_name(dev), name);
+	if (!lpsc->pm_domain.name) {
+		clk_hw_unregister(&lpsc->hw);
+		kfree(lpsc);
+		return ERR_PTR(-ENOMEM);
+	}
 	lpsc->pm_domain.attach_dev = davinci_psc_genpd_attach_dev;
 	lpsc->pm_domain.detach_dev = davinci_psc_genpd_detach_dev;
 	lpsc->pm_domain.flags = GENPD_FLAG_PM_CLK;
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
index f3ce8664b2883b..b05553faed6d14 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
@@ -347,8 +347,7 @@ static SUNXI_CCU_GATE(dram_ohci_clk,	"dram-ohci",	"dram",
 
 static const char * const de_parents[] = { "pll-video", "pll-periph0" };
 static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
-				 0x104, 0, 4, 24, 2, BIT(31),
-				 CLK_SET_RATE_PARENT);
+				 0x104, 0, 4, 24, 3, BIT(31), 0);
 
 static const char * const tcon_parents[] = { "pll-video" };
 static SUNXI_CCU_M_WITH_MUX_GATE(tcon_clk, "tcon", tcon_parents,
diff --git a/drivers/clk/xilinx/xlnx_vcu.c b/drivers/clk/xilinx/xlnx_vcu.c
index 60a3ed7c7263bf..299332818ba3e2 100644
--- a/drivers/clk/xilinx/xlnx_vcu.c
+++ b/drivers/clk/xilinx/xlnx_vcu.c
@@ -587,8 +587,8 @@ static void xvcu_unregister_clock_provider(struct xvcu_device *xvcu)
 		xvcu_clk_hw_unregister_leaf(hws[CLK_XVCU_ENC_MCU]);
 	if (!IS_ERR_OR_NULL(hws[CLK_XVCU_ENC_CORE]))
 		xvcu_clk_hw_unregister_leaf(hws[CLK_XVCU_ENC_CORE]);
-
-	clk_hw_unregister_fixed_factor(xvcu->pll_post);
+	if (!IS_ERR_OR_NULL(xvcu->pll_post))
+		clk_hw_unregister_fixed_factor(xvcu->pll_post);
 }
 
 /**
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 6682f422cadd90..cc98d8cf543303 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1287,6 +1287,8 @@ static struct cpufreq_policy *cpufreq_policy_alloc(unsigned int cpu)
 		goto err_free_real_cpus;
 	}
 
+	init_rwsem(&policy->rwsem);
+
 	freq_constraints_init(&policy->constraints);
 
 	policy->nb_min.notifier_call = cpufreq_notifier_min;
@@ -1309,7 +1311,6 @@ static struct cpufreq_policy *cpufreq_policy_alloc(unsigned int cpu)
 	}
 
 	INIT_LIST_HEAD(&policy->policy_list);
-	init_rwsem(&policy->rwsem);
 	spin_lock_init(&policy->transition_lock);
 	init_waitqueue_head(&policy->transition_wait);
 	INIT_WORK(&policy->update, handle_update);
@@ -2938,15 +2939,6 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
 	cpufreq_driver = driver_data;
 	write_unlock_irqrestore(&cpufreq_driver_lock, flags);
 
-	/*
-	 * Mark support for the scheduler's frequency invariance engine for
-	 * drivers that implement target(), target_index() or fast_switch().
-	 */
-	if (!cpufreq_driver->setpolicy) {
-		static_branch_enable_cpuslocked(&cpufreq_freq_invariance);
-		pr_debug("supports frequency invariance");
-	}
-
 	if (driver_data->setpolicy)
 		driver_data->flags |= CPUFREQ_CONST_LOOPS;
 
@@ -2977,6 +2969,15 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
 	hp_online = ret;
 	ret = 0;
 
+	/*
+	 * Mark support for the scheduler's frequency invariance engine for
+	 * drivers that implement target(), target_index() or fast_switch().
+	 */
+	if (!cpufreq_driver->setpolicy) {
+		static_branch_enable_cpuslocked(&cpufreq_freq_invariance);
+		pr_debug("supports frequency invariance");
+	}
+
 	pr_debug("driver %s up and running\n", driver_data->name);
 	goto out;
 
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 8a4fdf212ce0de..4f1206ff0a10e9 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -2902,8 +2902,8 @@ static int intel_cpufreq_update_pstate(struct cpufreq_policy *policy,
 		int max_pstate = policy->strict_target ?
 					target_pstate : cpu->max_perf_ratio;
 
-		intel_cpufreq_hwp_update(cpu, target_pstate, max_pstate, 0,
-					 fast_switch);
+		intel_cpufreq_hwp_update(cpu, target_pstate, max_pstate,
+					 target_pstate, fast_switch);
 	} else if (target_pstate != old_pstate) {
 		intel_cpufreq_perf_ctl_update(cpu, target_pstate, fast_switch);
 	}
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
index 70434601f99bed..9e093d44a06629 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
@@ -265,8 +265,8 @@ static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req
 	}
 
 	chan->timeout = areq->cryptlen;
-	rctx->nr_sgs = nr_sgs;
-	rctx->nr_sgd = nr_sgd;
+	rctx->nr_sgs = ns;
+	rctx->nr_sgd = nd;
 	return 0;
 
 theend_sgs:
diff --git a/drivers/crypto/ccp/ccp-debugfs.c b/drivers/crypto/ccp/ccp-debugfs.c
index a1055554b47a24..dc26bc22c91d1d 100644
--- a/drivers/crypto/ccp/ccp-debugfs.c
+++ b/drivers/crypto/ccp/ccp-debugfs.c
@@ -319,5 +319,8 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
 
 void ccp5_debugfs_destroy(void)
 {
+	mutex_lock(&ccp_debugfs_lock);
 	debugfs_remove_recursive(ccp_debugfs_dir);
+	ccp_debugfs_dir = NULL;
+	mutex_unlock(&ccp_debugfs_lock);
 }
diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c
index 45063693859c01..de80c95309e627 100644
--- a/drivers/crypto/img-hash.c
+++ b/drivers/crypto/img-hash.c
@@ -436,7 +436,7 @@ static int img_hash_write_via_dma_stop(struct img_hash_dev *hdev)
 	struct img_hash_request_ctx *ctx = ahash_request_ctx(hdev->req);
 
 	if (ctx->flags & DRIVER_FLAGS_SG)
-		dma_unmap_sg(hdev->dev, ctx->sg, ctx->dma_ct, DMA_TO_DEVICE);
+		dma_unmap_sg(hdev->dev, ctx->sg, 1, DMA_TO_DEVICE);
 
 	return 0;
 }
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index f44c08f5f5ec4a..af4b978189e519 100644
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -249,7 +249,9 @@ static int safexcel_handle_req_result(struct safexcel_crypto_priv *priv,
 	safexcel_complete(priv, ring);
 
 	if (sreq->nents) {
-		dma_unmap_sg(priv->dev, areq->src, sreq->nents, DMA_TO_DEVICE);
+		dma_unmap_sg(priv->dev, areq->src,
+			     sg_nents_for_len(areq->src, areq->nbytes),
+			     DMA_TO_DEVICE);
 		sreq->nents = 0;
 	}
 
@@ -497,7 +499,9 @@ static int safexcel_ahash_send_req(struct crypto_async_request *async, int ring,
 			 DMA_FROM_DEVICE);
 unmap_sg:
 	if (req->nents) {
-		dma_unmap_sg(priv->dev, areq->src, req->nents, DMA_TO_DEVICE);
+		dma_unmap_sg(priv->dev, areq->src,
+			     sg_nents_for_len(areq->src, areq->nbytes),
+			     DMA_TO_DEVICE);
 		req->nents = 0;
 	}
 cdesc_rollback:
diff --git a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
index daba8ca05dbe42..b7322230353998 100644
--- a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
+++ b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c
@@ -68,6 +68,7 @@ struct ocs_hcu_ctx {
  * @sg_data_total:  Total data in the SG list at any time.
  * @sg_data_offset: Offset into the data of the current individual SG node.
  * @sg_dma_nents:   Number of sg entries mapped in dma_list.
+ * @nents:          Number of entries in the scatterlist.
  */
 struct ocs_hcu_rctx {
 	struct ocs_hcu_dev	*hcu_dev;
@@ -91,6 +92,7 @@ struct ocs_hcu_rctx {
 	unsigned int		sg_data_total;
 	unsigned int		sg_data_offset;
 	unsigned int		sg_dma_nents;
+	unsigned int		nents;
 };
 
 /**
@@ -199,7 +201,7 @@ static void kmb_ocs_hcu_dma_cleanup(struct ahash_request *req,
 
 	/* Unmap req->src (if mapped). */
 	if (rctx->sg_dma_nents) {
-		dma_unmap_sg(dev, req->src, rctx->sg_dma_nents, DMA_TO_DEVICE);
+		dma_unmap_sg(dev, req->src, rctx->nents, DMA_TO_DEVICE);
 		rctx->sg_dma_nents = 0;
 	}
 
@@ -260,6 +262,10 @@ static int kmb_ocs_dma_prepare(struct ahash_request *req)
 			rc = -ENOMEM;
 			goto cleanup;
 		}
+
+		/* Save the value of nents to pass to dma_unmap_sg. */
+		rctx->nents = nents;
+
 		/*
 		 * The value returned by dma_map_sg() can be < nents; so update
 		 * nents accordingly.
diff --git a/drivers/crypto/intel/qat/qat_common/adf_transport_debug.c b/drivers/crypto/intel/qat/qat_common/adf_transport_debug.c
index e2dd568b87b519..621b5d3dfcef91 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_transport_debug.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_transport_debug.c
@@ -31,8 +31,10 @@ static void *adf_ring_next(struct seq_file *sfile, void *v, loff_t *pos)
 	struct adf_etr_ring_data *ring = sfile->private;
 
 	if (*pos >= (ADF_SIZE_TO_RING_SIZE_IN_BYTES(ring->ring_size) /
-		     ADF_MSG_SIZE_TO_BYTES(ring->msg_size)))
+		     ADF_MSG_SIZE_TO_BYTES(ring->msg_size))) {
+		(*pos)++;
 		return NULL;
+	}
 
 	return ring->base_addr +
 		(ADF_MSG_SIZE_TO_BYTES(ring->msg_size) * (*pos)++);
diff --git a/drivers/crypto/intel/qat/qat_common/qat_bl.c b/drivers/crypto/intel/qat/qat_common/qat_bl.c
index 76baed0a76c0ee..0d2ce20db6d86d 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_bl.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_bl.c
@@ -38,7 +38,7 @@ void qat_bl_free_bufl(struct adf_accel_dev *accel_dev,
 		for (i = 0; i < blout->num_mapped_bufs; i++) {
 			dma_unmap_single(dev, blout->buffers[i].addr,
 					 blout->buffers[i].len,
-					 DMA_FROM_DEVICE);
+					 DMA_BIDIRECTIONAL);
 		}
 		dma_unmap_single(dev, blpout, sz_out, DMA_TO_DEVICE);
 
@@ -160,7 +160,7 @@ static int __qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev,
 			}
 			buffers[y].addr = dma_map_single(dev, sg_virt(sg) + left,
 							 sg->length - left,
-							 DMA_FROM_DEVICE);
+							 DMA_BIDIRECTIONAL);
 			if (unlikely(dma_mapping_error(dev, buffers[y].addr)))
 				goto err_out;
 			buffers[y].len = sg->length;
@@ -202,7 +202,7 @@ static int __qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev,
 		if (!dma_mapping_error(dev, buflout->buffers[i].addr))
 			dma_unmap_single(dev, buflout->buffers[i].addr,
 					 buflout->buffers[i].len,
-					 DMA_FROM_DEVICE);
+					 DMA_BIDIRECTIONAL);
 	}
 
 	if (!buf->sgl_dst_valid)
diff --git a/drivers/crypto/intel/qat/qat_common/qat_compression.c b/drivers/crypto/intel/qat/qat_common/qat_compression.c
index 7842a9f22178c2..cf94ba3011d51b 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_compression.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_compression.c
@@ -197,7 +197,7 @@ static int qat_compression_alloc_dc_data(struct adf_accel_dev *accel_dev)
 	struct adf_dc_data *dc_data = NULL;
 	u8 *obuff = NULL;
 
-	dc_data = devm_kzalloc(dev, sizeof(*dc_data), GFP_KERNEL);
+	dc_data = kzalloc_node(sizeof(*dc_data), GFP_KERNEL, dev_to_node(dev));
 	if (!dc_data)
 		goto err;
 
@@ -205,7 +205,7 @@ static int qat_compression_alloc_dc_data(struct adf_accel_dev *accel_dev)
 	if (!obuff)
 		goto err;
 
-	obuff_p = dma_map_single(dev, obuff, ovf_buff_sz, DMA_FROM_DEVICE);
+	obuff_p = dma_map_single(dev, obuff, ovf_buff_sz, DMA_BIDIRECTIONAL);
 	if (unlikely(dma_mapping_error(dev, obuff_p)))
 		goto err;
 
@@ -233,9 +233,9 @@ static void qat_free_dc_data(struct adf_accel_dev *accel_dev)
 		return;
 
 	dma_unmap_single(dev, dc_data->ovf_buff_p, dc_data->ovf_buff_sz,
-			 DMA_FROM_DEVICE);
+			 DMA_BIDIRECTIONAL);
 	kfree_sensitive(dc_data->ovf_buff);
-	devm_kfree(dev, dc_data);
+	kfree(dc_data);
 	accel_dev->dc_data = NULL;
 }
 
diff --git a/drivers/crypto/marvell/cesa/cipher.c b/drivers/crypto/marvell/cesa/cipher.c
index 3876e3ce822f44..eabed9d977df6c 100644
--- a/drivers/crypto/marvell/cesa/cipher.c
+++ b/drivers/crypto/marvell/cesa/cipher.c
@@ -75,9 +75,12 @@ mv_cesa_skcipher_dma_cleanup(struct skcipher_request *req)
 static inline void mv_cesa_skcipher_cleanup(struct skcipher_request *req)
 {
 	struct mv_cesa_skcipher_req *creq = skcipher_request_ctx(req);
+	struct mv_cesa_engine *engine = creq->base.engine;
 
 	if (mv_cesa_req_get_type(&creq->base) == CESA_DMA_REQ)
 		mv_cesa_skcipher_dma_cleanup(req);
+
+	atomic_sub(req->cryptlen, &engine->load);
 }
 
 static void mv_cesa_skcipher_std_step(struct skcipher_request *req)
@@ -212,7 +215,6 @@ mv_cesa_skcipher_complete(struct crypto_async_request *req)
 	struct mv_cesa_engine *engine = creq->base.engine;
 	unsigned int ivsize;
 
-	atomic_sub(skreq->cryptlen, &engine->load);
 	ivsize = crypto_skcipher_ivsize(crypto_skcipher_reqtfm(skreq));
 
 	if (mv_cesa_req_get_type(&creq->base) == CESA_DMA_REQ) {
diff --git a/drivers/crypto/marvell/cesa/hash.c b/drivers/crypto/marvell/cesa/hash.c
index 6815eddc906812..e339ce7ad53310 100644
--- a/drivers/crypto/marvell/cesa/hash.c
+++ b/drivers/crypto/marvell/cesa/hash.c
@@ -110,9 +110,12 @@ static inline void mv_cesa_ahash_dma_cleanup(struct ahash_request *req)
 static inline void mv_cesa_ahash_cleanup(struct ahash_request *req)
 {
 	struct mv_cesa_ahash_req *creq = ahash_request_ctx(req);
+	struct mv_cesa_engine *engine = creq->base.engine;
 
 	if (mv_cesa_req_get_type(&creq->base) == CESA_DMA_REQ)
 		mv_cesa_ahash_dma_cleanup(req);
+
+	atomic_sub(req->nbytes, &engine->load);
 }
 
 static void mv_cesa_ahash_last_cleanup(struct ahash_request *req)
@@ -395,8 +398,6 @@ static void mv_cesa_ahash_complete(struct crypto_async_request *req)
 			}
 		}
 	}
-
-	atomic_sub(ahashreq->nbytes, &engine->load);
 }
 
 static void mv_cesa_ahash_prepare(struct crypto_async_request *req,
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 49c542ecccde3b..7b991bbef4895a 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -1382,15 +1382,11 @@ int devfreq_remove_governor(struct devfreq_governor *governor)
 		int ret;
 		struct device *dev = devfreq->dev.parent;
 
+		if (!devfreq->governor)
+			continue;
+
 		if (!strncmp(devfreq->governor->name, governor->name,
 			     DEVFREQ_NAME_LEN)) {
-			/* we should have a devfreq governor! */
-			if (!devfreq->governor) {
-				dev_warn(dev, "%s: Governor %s NOT present\n",
-					 __func__, governor->name);
-				continue;
-				/* Fall through */
-			}
 			ret = devfreq->governor->event_handler(devfreq,
 						DEVFREQ_GOV_STOP, NULL);
 			if (ret) {
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index ea48661e87ea70..ca0ba1d462832d 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1061,8 +1061,16 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
 	 */
 	mv_chan->dummy_src_addr = dma_map_single(dma_dev->dev,
 		mv_chan->dummy_src, MV_XOR_MIN_BYTE_COUNT, DMA_FROM_DEVICE);
+	if (dma_mapping_error(dma_dev->dev, mv_chan->dummy_src_addr))
+		return ERR_PTR(-ENOMEM);
+
 	mv_chan->dummy_dst_addr = dma_map_single(dma_dev->dev,
 		mv_chan->dummy_dst, MV_XOR_MIN_BYTE_COUNT, DMA_TO_DEVICE);
+	if (dma_mapping_error(dma_dev->dev, mv_chan->dummy_dst_addr)) {
+		ret = -ENOMEM;
+		goto err_unmap_src;
+	}
+
 
 	/* allocate coherent memory for hardware descriptors
 	 * note: writecombine gives slightly better performance, but
@@ -1071,8 +1079,10 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
 	mv_chan->dma_desc_pool_virt =
 	  dma_alloc_wc(&pdev->dev, MV_XOR_POOL_SIZE, &mv_chan->dma_desc_pool,
 		       GFP_KERNEL);
-	if (!mv_chan->dma_desc_pool_virt)
-		return ERR_PTR(-ENOMEM);
+	if (!mv_chan->dma_desc_pool_virt) {
+		ret = -ENOMEM;
+		goto err_unmap_dst;
+	}
 
 	/* discover transaction capabilites from the platform data */
 	dma_dev->cap_mask = cap_mask;
@@ -1155,6 +1165,13 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
 err_free_dma:
 	dma_free_coherent(&pdev->dev, MV_XOR_POOL_SIZE,
 			  mv_chan->dma_desc_pool_virt, mv_chan->dma_desc_pool);
+err_unmap_dst:
+	dma_unmap_single(dma_dev->dev, mv_chan->dummy_dst_addr,
+			 MV_XOR_MIN_BYTE_COUNT, DMA_TO_DEVICE);
+err_unmap_src:
+	dma_unmap_single(dma_dev->dev, mv_chan->dummy_src_addr,
+			 MV_XOR_MIN_BYTE_COUNT, DMA_FROM_DEVICE);
+
 	return ERR_PTR(ret);
 }
 
diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index a361f8c29cd38d..69c80d9339033f 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -711,6 +711,9 @@ static int nbpf_desc_page_alloc(struct nbpf_channel *chan)
 		list_add_tail(&ldesc->node, &lhead);
 		ldesc->hwdesc_dma_addr = dma_map_single(dchan->device->dev,
 					hwdesc, sizeof(*hwdesc), DMA_TO_DEVICE);
+		if (dma_mapping_error(dchan->device->dev,
+				      ldesc->hwdesc_dma_addr))
+			goto unmap_error;
 
 		dev_dbg(dev, "%s(): mapped 0x%p to %pad\n", __func__,
 			hwdesc, &ldesc->hwdesc_dma_addr);
@@ -737,6 +740,16 @@ static int nbpf_desc_page_alloc(struct nbpf_channel *chan)
 	spin_unlock_irq(&chan->lock);
 
 	return ARRAY_SIZE(dpage->desc);
+
+unmap_error:
+	while (i--) {
+		ldesc--; hwdesc--;
+
+		dma_unmap_single(dchan->device->dev, ldesc->hwdesc_dma_addr,
+				 sizeof(hwdesc), DMA_TO_DEVICE);
+	}
+
+	return -ENOMEM;
 }
 
 static void nbpf_desc_put(struct nbpf_desc *desc)
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
index 79a566f3564a57..c305ea4ec17d21 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
@@ -149,7 +149,7 @@ int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
 	}
 
 	cgs_write_register(hwmgr->device, indirect_port, index);
-	return phm_wait_on_register(hwmgr, indirect_port + 1, mask, value);
+	return phm_wait_on_register(hwmgr, indirect_port + 1, value, mask);
 }
 
 int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
index 427dec0cd1d36d..b77ecec50733bc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
@@ -378,6 +378,7 @@ static const struct dpu_perf_cfg sc8180x_perf_data = {
 	.min_core_ib = 2400000,
 	.min_llcc_ib = 800000,
 	.min_dram_ib = 800000,
+	.min_prefill_lines = 24,
 	.danger_lut_tbl = {0xf, 0xffff, 0x0},
 	.safe_lut_tbl = {0xfff0, 0xf000, 0xffff},
 	.qos_lut_tbl = {
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index cfe8b793d34467..69ab8d4f289cd8 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -52,16 +52,9 @@ rockchip_fb_create(struct drm_device *dev, struct drm_file *file,
 	}
 
 	if (drm_is_afbc(mode_cmd->modifier[0])) {
-		int ret, i;
-
 		ret = drm_gem_fb_afbc_init(dev, mode_cmd, afbc_fb);
 		if (ret) {
-			struct drm_gem_object **obj = afbc_fb->base.obj;
-
-			for (i = 0; i < info->num_planes; ++i)
-				drm_gem_object_put(obj[i]);
-
-			kfree(afbc_fb);
+			drm_framebuffer_put(&afbc_fb->base);
 			return ERR_PTR(ret);
 		}
 	}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
index 7fb1c88bcc475f..69dfe69ce0f87d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
@@ -896,7 +896,7 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv,
 		.busy_domain = VMW_BO_DOMAIN_SYS,
 		.bo_type = ttm_bo_type_device,
 		.size = size,
-		.pin = true,
+		.pin = false,
 		.keep_resv = true,
 	};
 
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index 85f8fd6a21ec4d..956803ba6c1e1b 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -726,10 +726,11 @@ static void stm32f7_i2c_disable_dma_req(struct stm32f7_i2c_dev *i2c_dev)
 
 static void stm32f7_i2c_dma_callback(void *arg)
 {
-	struct stm32f7_i2c_dev *i2c_dev = (struct stm32f7_i2c_dev *)arg;
+	struct stm32f7_i2c_dev *i2c_dev = arg;
 	struct stm32_i2c_dma *dma = i2c_dev->dma;
 
 	stm32f7_i2c_disable_dma_req(i2c_dev);
+	dmaengine_terminate_async(dma->chan_using);
 	dma_unmap_single(i2c_dev->dev, dma->dma_buf, dma->dma_len,
 			 dma->dma_data_dir);
 	complete(&dma->dma_complete);
@@ -1496,17 +1497,11 @@ static irqreturn_t stm32f7_i2c_slave_isr_event(struct stm32f7_i2c_dev *i2c_dev)
 static irqreturn_t stm32f7_i2c_isr_event(int irq, void *data)
 {
 	struct stm32f7_i2c_dev *i2c_dev = data;
-	struct stm32f7_i2c_msg *f7_msg = &i2c_dev->f7_msg;
-	struct stm32_i2c_dma *dma = i2c_dev->dma;
-	void __iomem *base = i2c_dev->base;
-	u32 status, mask;
-	int ret = IRQ_HANDLED;
+	u32 status;
 
-	/* Check if the interrupt if for a slave device */
-	if (!i2c_dev->master_mode) {
-		ret = stm32f7_i2c_slave_isr_event(i2c_dev);
-		return ret;
-	}
+	/* Check if the interrupt is for a slave device */
+	if (!i2c_dev->master_mode)
+		return IRQ_WAKE_THREAD;
 
 	status = readl_relaxed(i2c_dev->base + STM32F7_I2C_ISR);
 
@@ -1518,45 +1513,59 @@ static irqreturn_t stm32f7_i2c_isr_event(int irq, void *data)
 	if (status & STM32F7_I2C_ISR_RXNE)
 		stm32f7_i2c_read_rx_data(i2c_dev);
 
+	/* Wake up the thread if other flags are raised */
+	if (status &
+	    (STM32F7_I2C_ISR_NACKF | STM32F7_I2C_ISR_STOPF |
+	     STM32F7_I2C_ISR_TC | STM32F7_I2C_ISR_TCR))
+		return IRQ_WAKE_THREAD;
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t stm32f7_i2c_isr_event_thread(int irq, void *data)
+{
+	struct stm32f7_i2c_dev *i2c_dev = data;
+	struct stm32f7_i2c_msg *f7_msg = &i2c_dev->f7_msg;
+	void __iomem *base = i2c_dev->base;
+	u32 status, mask;
+	int ret;
+
+	if (!i2c_dev->master_mode)
+		return stm32f7_i2c_slave_isr_event(i2c_dev);
+
+	status = readl_relaxed(i2c_dev->base + STM32F7_I2C_ISR);
+
 	/* NACK received */
 	if (status & STM32F7_I2C_ISR_NACKF) {
 		dev_dbg(i2c_dev->dev, "<%s>: Receive NACK (addr %x)\n",
 			__func__, f7_msg->addr);
 		writel_relaxed(STM32F7_I2C_ICR_NACKCF, base + STM32F7_I2C_ICR);
-		if (i2c_dev->use_dma) {
-			stm32f7_i2c_disable_dma_req(i2c_dev);
-			dmaengine_terminate_async(dma->chan_using);
-		}
+		if (i2c_dev->use_dma)
+			stm32f7_i2c_dma_callback(i2c_dev);
 		f7_msg->result = -ENXIO;
 	}
 
-	/* STOP detection flag */
-	if (status & STM32F7_I2C_ISR_STOPF) {
-		/* Disable interrupts */
-		if (stm32f7_i2c_is_slave_registered(i2c_dev))
-			mask = STM32F7_I2C_XFER_IRQ_MASK;
+	if (status & STM32F7_I2C_ISR_TCR) {
+		if (f7_msg->smbus)
+			stm32f7_i2c_smbus_reload(i2c_dev);
 		else
-			mask = STM32F7_I2C_ALL_IRQ_MASK;
-		stm32f7_i2c_disable_irq(i2c_dev, mask);
-
-		/* Clear STOP flag */
-		writel_relaxed(STM32F7_I2C_ICR_STOPCF, base + STM32F7_I2C_ICR);
-
-		if (i2c_dev->use_dma && !f7_msg->result) {
-			ret = IRQ_WAKE_THREAD;
-		} else {
-			i2c_dev->master_mode = false;
-			complete(&i2c_dev->complete);
-		}
+			stm32f7_i2c_reload(i2c_dev);
 	}
 
 	/* Transfer complete */
 	if (status & STM32F7_I2C_ISR_TC) {
+		/* Wait for dma transfer completion before sending next message */
+		if (i2c_dev->use_dma && !f7_msg->result) {
+			ret = wait_for_completion_timeout(&i2c_dev->dma->dma_complete, HZ);
+			if (!ret) {
+				dev_dbg(i2c_dev->dev, "<%s>: Timed out\n", __func__);
+				stm32f7_i2c_dma_callback(i2c_dev);
+				f7_msg->result = -ETIMEDOUT;
+			}
+		}
 		if (f7_msg->stop) {
 			mask = STM32F7_I2C_CR2_STOP;
 			stm32f7_i2c_set_bits(base + STM32F7_I2C_CR2, mask);
-		} else if (i2c_dev->use_dma && !f7_msg->result) {
-			ret = IRQ_WAKE_THREAD;
 		} else if (f7_msg->smbus) {
 			stm32f7_i2c_smbus_rep_start(i2c_dev);
 		} else {
@@ -1566,47 +1575,18 @@ static irqreturn_t stm32f7_i2c_isr_event(int irq, void *data)
 		}
 	}
 
-	if (status & STM32F7_I2C_ISR_TCR) {
-		if (f7_msg->smbus)
-			stm32f7_i2c_smbus_reload(i2c_dev);
+	/* STOP detection flag */
+	if (status & STM32F7_I2C_ISR_STOPF) {
+		/* Disable interrupts */
+		if (stm32f7_i2c_is_slave_registered(i2c_dev))
+			mask = STM32F7_I2C_XFER_IRQ_MASK;
 		else
-			stm32f7_i2c_reload(i2c_dev);
-	}
-
-	return ret;
-}
-
-static irqreturn_t stm32f7_i2c_isr_event_thread(int irq, void *data)
-{
-	struct stm32f7_i2c_dev *i2c_dev = data;
-	struct stm32f7_i2c_msg *f7_msg = &i2c_dev->f7_msg;
-	struct stm32_i2c_dma *dma = i2c_dev->dma;
-	u32 status;
-	int ret;
-
-	/*
-	 * Wait for dma transfer completion before sending next message or
-	 * notity the end of xfer to the client
-	 */
-	ret = wait_for_completion_timeout(&i2c_dev->dma->dma_complete, HZ);
-	if (!ret) {
-		dev_dbg(i2c_dev->dev, "<%s>: Timed out\n", __func__);
-		stm32f7_i2c_disable_dma_req(i2c_dev);
-		dmaengine_terminate_async(dma->chan_using);
-		f7_msg->result = -ETIMEDOUT;
-	}
+			mask = STM32F7_I2C_ALL_IRQ_MASK;
+		stm32f7_i2c_disable_irq(i2c_dev, mask);
 
-	status = readl_relaxed(i2c_dev->base + STM32F7_I2C_ISR);
+		/* Clear STOP flag */
+		writel_relaxed(STM32F7_I2C_ICR_STOPCF, base + STM32F7_I2C_ICR);
 
-	if (status & STM32F7_I2C_ISR_TC) {
-		if (f7_msg->smbus) {
-			stm32f7_i2c_smbus_rep_start(i2c_dev);
-		} else {
-			i2c_dev->msg_id++;
-			i2c_dev->msg++;
-			stm32f7_i2c_xfer_msg(i2c_dev, i2c_dev->msg);
-		}
-	} else {
 		i2c_dev->master_mode = false;
 		complete(&i2c_dev->complete);
 	}
@@ -1614,21 +1594,20 @@ static irqreturn_t stm32f7_i2c_isr_event_thread(int irq, void *data)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t stm32f7_i2c_isr_error(int irq, void *data)
+static irqreturn_t stm32f7_i2c_isr_error_thread(int irq, void *data)
 {
 	struct stm32f7_i2c_dev *i2c_dev = data;
 	struct stm32f7_i2c_msg *f7_msg = &i2c_dev->f7_msg;
+	u16 addr = f7_msg->addr;
 	void __iomem *base = i2c_dev->base;
 	struct device *dev = i2c_dev->dev;
-	struct stm32_i2c_dma *dma = i2c_dev->dma;
 	u32 status;
 
 	status = readl_relaxed(i2c_dev->base + STM32F7_I2C_ISR);
 
 	/* Bus error */
 	if (status & STM32F7_I2C_ISR_BERR) {
-		dev_err(dev, "<%s>: Bus error accessing addr 0x%x\n",
-			__func__, f7_msg->addr);
+		dev_err(dev, "Bus error accessing addr 0x%x\n", addr);
 		writel_relaxed(STM32F7_I2C_ICR_BERRCF, base + STM32F7_I2C_ICR);
 		stm32f7_i2c_release_bus(&i2c_dev->adap);
 		f7_msg->result = -EIO;
@@ -1636,21 +1615,19 @@ static irqreturn_t stm32f7_i2c_isr_error(int irq, void *data)
 
 	/* Arbitration loss */
 	if (status & STM32F7_I2C_ISR_ARLO) {
-		dev_dbg(dev, "<%s>: Arbitration loss accessing addr 0x%x\n",
-			__func__, f7_msg->addr);
+		dev_dbg(dev, "Arbitration loss accessing addr 0x%x\n", addr);
 		writel_relaxed(STM32F7_I2C_ICR_ARLOCF, base + STM32F7_I2C_ICR);
 		f7_msg->result = -EAGAIN;
 	}
 
 	if (status & STM32F7_I2C_ISR_PECERR) {
-		dev_err(dev, "<%s>: PEC error in reception accessing addr 0x%x\n",
-			__func__, f7_msg->addr);
+		dev_err(dev, "PEC error in reception accessing addr 0x%x\n", addr);
 		writel_relaxed(STM32F7_I2C_ICR_PECCF, base + STM32F7_I2C_ICR);
 		f7_msg->result = -EINVAL;
 	}
 
 	if (status & STM32F7_I2C_ISR_ALERT) {
-		dev_dbg(dev, "<%s>: SMBus alert received\n", __func__);
+		dev_dbg(dev, "SMBus alert received\n");
 		writel_relaxed(STM32F7_I2C_ICR_ALERTCF, base + STM32F7_I2C_ICR);
 		i2c_handle_smbus_alert(i2c_dev->alert->ara);
 		return IRQ_HANDLED;
@@ -1667,10 +1644,8 @@ static irqreturn_t stm32f7_i2c_isr_error(int irq, void *data)
 	}
 
 	/* Disable dma */
-	if (i2c_dev->use_dma) {
-		stm32f7_i2c_disable_dma_req(i2c_dev);
-		dmaengine_terminate_async(dma->chan_using);
-	}
+	if (i2c_dev->use_dma)
+		stm32f7_i2c_dma_callback(i2c_dev);
 
 	i2c_dev->master_mode = false;
 	complete(&i2c_dev->complete);
@@ -2177,23 +2152,16 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
 	i2c_dev->wakeup_src = of_property_read_bool(pdev->dev.of_node,
 						    "wakeup-source");
 
-	i2c_dev->clk = devm_clk_get(&pdev->dev, NULL);
+	i2c_dev->clk = devm_clk_get_enabled(&pdev->dev, NULL);
 	if (IS_ERR(i2c_dev->clk))
 		return dev_err_probe(&pdev->dev, PTR_ERR(i2c_dev->clk),
-				     "Failed to get controller clock\n");
-
-	ret = clk_prepare_enable(i2c_dev->clk);
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to prepare_enable clock\n");
-		return ret;
-	}
+				     "Failed to enable controller clock\n");
 
 	rst = devm_reset_control_get(&pdev->dev, NULL);
-	if (IS_ERR(rst)) {
-		ret = dev_err_probe(&pdev->dev, PTR_ERR(rst),
-				    "Error: Missing reset ctrl\n");
-		goto clk_free;
-	}
+	if (IS_ERR(rst))
+		return dev_err_probe(&pdev->dev, PTR_ERR(rst),
+				     "Error: Missing reset ctrl\n");
+
 	reset_control_assert(rst);
 	udelay(2);
 	reset_control_deassert(rst);
@@ -2205,40 +2173,36 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
 					stm32f7_i2c_isr_event_thread,
 					IRQF_ONESHOT,
 					pdev->name, i2c_dev);
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to request irq event %i\n",
-			irq_event);
-		goto clk_free;
-	}
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Failed to request irq event\n");
 
-	ret = devm_request_irq(&pdev->dev, irq_error, stm32f7_i2c_isr_error, 0,
-			       pdev->name, i2c_dev);
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to request irq error %i\n",
-			irq_error);
-		goto clk_free;
-	}
+	ret = devm_request_threaded_irq(&pdev->dev, irq_error,
+					NULL,
+					stm32f7_i2c_isr_error_thread,
+					IRQF_ONESHOT,
+					pdev->name, i2c_dev);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Failed to request irq error\n");
 
 	setup = of_device_get_match_data(&pdev->dev);
 	if (!setup) {
 		dev_err(&pdev->dev, "Can't get device data\n");
-		ret = -ENODEV;
-		goto clk_free;
+		return -ENODEV;
 	}
 	i2c_dev->setup = *setup;
 
 	ret = stm32f7_i2c_setup_timing(i2c_dev, &i2c_dev->setup);
 	if (ret)
-		goto clk_free;
+		return ret;
 
 	/* Setup Fast mode plus if necessary */
 	if (i2c_dev->bus_rate > I2C_MAX_FAST_MODE_FREQ) {
 		ret = stm32f7_i2c_setup_fm_plus_bits(pdev, i2c_dev);
 		if (ret)
-			goto clk_free;
+			return ret;
 		ret = stm32f7_i2c_write_fm_plus_bits(i2c_dev, true);
 		if (ret)
-			goto clk_free;
+			return ret;
 	}
 
 	adap = &i2c_dev->adap;
@@ -2349,9 +2313,6 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
 fmp_clear:
 	stm32f7_i2c_write_fm_plus_bits(i2c_dev, false);
 
-clk_free:
-	clk_disable_unprepare(i2c_dev->clk);
-
 	return ret;
 }
 
@@ -2385,8 +2346,6 @@ static void stm32f7_i2c_remove(struct platform_device *pdev)
 	}
 
 	stm32f7_i2c_write_fm_plus_bits(i2c_dev, false);
-
-	clk_disable_unprepare(i2c_dev->clk);
 }
 
 static int __maybe_unused stm32f7_i2c_runtime_suspend(struct device *dev)
diff --git a/drivers/infiniband/hw/erdma/erdma_verbs.c b/drivers/infiniband/hw/erdma/erdma_verbs.c
index b010c4209ea381..29ad2f5ffabe20 100644
--- a/drivers/infiniband/hw/erdma/erdma_verbs.c
+++ b/drivers/infiniband/hw/erdma/erdma_verbs.c
@@ -585,7 +585,8 @@ static struct erdma_mtt *erdma_create_cont_mtt(struct erdma_dev *dev,
 static void erdma_destroy_mtt_buf_sg(struct erdma_dev *dev,
 				     struct erdma_mtt *mtt)
 {
-	dma_unmap_sg(&dev->pdev->dev, mtt->sglist, mtt->nsg, DMA_TO_DEVICE);
+	dma_unmap_sg(&dev->pdev->dev, mtt->sglist,
+		     DIV_ROUND_UP(mtt->size, PAGE_SIZE), DMA_TO_DEVICE);
 	vfree(mtt->sglist);
 }
 
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 9d23d4b5c1285f..4a10b826d15a38 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5192,11 +5192,10 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp,
 {
 	struct hns_roce_dev *hr_dev = to_hr_dev(ibqp->device);
 	struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
-	struct hns_roce_v2_qp_context ctx[2];
-	struct hns_roce_v2_qp_context *context = ctx;
-	struct hns_roce_v2_qp_context *qpc_mask = ctx + 1;
+	struct hns_roce_v2_qp_context *context;
+	struct hns_roce_v2_qp_context *qpc_mask;
 	struct ib_device *ibdev = &hr_dev->ib_dev;
-	int ret;
+	int ret = -ENOMEM;
 
 	if (attr_mask & ~IB_QP_ATTR_STANDARD_BITS)
 		return -EOPNOTSUPP;
@@ -5207,7 +5206,11 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp,
 	 * we should set all bits of the relevant fields in context mask to
 	 * 0 at the same time, else set them to 0x1.
 	 */
-	memset(context, 0, hr_dev->caps.qpc_sz);
+	context = kvzalloc(sizeof(*context), GFP_KERNEL);
+	qpc_mask = kvzalloc(sizeof(*qpc_mask), GFP_KERNEL);
+	if (!context || !qpc_mask)
+		goto out;
+
 	memset(qpc_mask, 0xff, hr_dev->caps.qpc_sz);
 
 	ret = hns_roce_v2_set_abs_fields(ibqp, attr, attr_mask, cur_state,
@@ -5249,6 +5252,8 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp,
 		clear_qp(hr_qp);
 
 out:
+	kvfree(qpc_mask);
+	kvfree(context);
 	return ret;
 }
 
diff --git a/drivers/infiniband/hw/mlx5/dm.c b/drivers/infiniband/hw/mlx5/dm.c
index 3669c90b2dadc6..672e5cfd2fca5d 100644
--- a/drivers/infiniband/hw/mlx5/dm.c
+++ b/drivers/infiniband/hw/mlx5/dm.c
@@ -282,7 +282,7 @@ static struct ib_dm *handle_alloc_dm_memic(struct ib_ucontext *ctx,
 	int err;
 	u64 address;
 
-	if (!MLX5_CAP_DEV_MEM(dm_db->dev, memic))
+	if (!dm_db || !MLX5_CAP_DEV_MEM(dm_db->dev, memic))
 		return ERR_PTR(-EOPNOTSUPP);
 
 	dm = kzalloc(sizeof(*dm), GFP_KERNEL);
diff --git a/drivers/interconnect/qcom/sc8180x.c b/drivers/interconnect/qcom/sc8180x.c
index a741badaa966e0..4dd1d2f2e82162 100644
--- a/drivers/interconnect/qcom/sc8180x.c
+++ b/drivers/interconnect/qcom/sc8180x.c
@@ -1492,34 +1492,40 @@ static struct qcom_icc_bcm bcm_sh3 = {
 
 static struct qcom_icc_bcm bcm_sn0 = {
 	.name = "SN0",
+	.num_nodes = 1,
 	.nodes = { &slv_qns_gemnoc_sf }
 };
 
 static struct qcom_icc_bcm bcm_sn1 = {
 	.name = "SN1",
+	.num_nodes = 1,
 	.nodes = { &slv_qxs_imem }
 };
 
 static struct qcom_icc_bcm bcm_sn2 = {
 	.name = "SN2",
 	.keepalive = true,
+	.num_nodes = 1,
 	.nodes = { &slv_qns_gemnoc_gc }
 };
 
 static struct qcom_icc_bcm bcm_co2 = {
 	.name = "CO2",
+	.num_nodes = 1,
 	.nodes = { &mas_qnm_npu }
 };
 
 static struct qcom_icc_bcm bcm_sn3 = {
 	.name = "SN3",
 	.keepalive = true,
+	.num_nodes = 2,
 	.nodes = { &slv_srvc_aggre1_noc,
 		  &slv_qns_cnoc }
 };
 
 static struct qcom_icc_bcm bcm_sn4 = {
 	.name = "SN4",
+	.num_nodes = 1,
 	.nodes = { &slv_qxs_pimem }
 };
 
diff --git a/drivers/interconnect/qcom/sc8280xp.c b/drivers/interconnect/qcom/sc8280xp.c
index 0270f6c64481a9..c646cdf8a19bf6 100644
--- a/drivers/interconnect/qcom/sc8280xp.c
+++ b/drivers/interconnect/qcom/sc8280xp.c
@@ -48,6 +48,7 @@ static struct qcom_icc_node qnm_a1noc_cfg = {
 	.id = SC8280XP_MASTER_A1NOC_CFG,
 	.channels = 1,
 	.buswidth = 4,
+	.num_links = 1,
 	.links = { SC8280XP_SLAVE_SERVICE_A1NOC },
 };
 
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index a5d6d786dba523..23cfb98fe90a7b 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -2159,8 +2159,21 @@ static inline u64 dma_max_address(void)
 	if (amd_iommu_pgtable == AMD_IOMMU_V1)
 		return ~0ULL;
 
-	/* V2 with 4/5 level page table */
-	return ((1ULL << PM_LEVEL_SHIFT(amd_iommu_gpt_level)) - 1);
+	/*
+	 * V2 with 4/5 level page table. Note that "2.2.6.5 AMD64 4-Kbyte Page
+	 * Translation" shows that the V2 table sign extends the top of the
+	 * address space creating a reserved region in the middle of the
+	 * translation, just like the CPU does. Further Vasant says the docs are
+	 * incomplete and this only applies to non-zero PASIDs. If the AMDv2
+	 * page table is assigned to the 0 PASID then there is no sign extension
+	 * check.
+	 *
+	 * Since the IOMMU must have a fixed geometry, and the core code does
+	 * not understand sign extended addressing, we have to chop off the high
+	 * bit to get consistent behavior with attachments of the domain to any
+	 * PASID.
+	 */
+	return ((1ULL << (PM_LEVEL_SHIFT(amd_iommu_gpt_level) - 1)) - 1);
 }
 
 static struct iommu_domain *amd_iommu_domain_alloc(unsigned type)
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index e7b736800dd023..4ff91df7694783 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -483,6 +483,7 @@ config IMX_MU_MSI
 	tristate "i.MX MU used as MSI controller"
 	depends on OF && HAS_IOMEM
 	depends on ARCH_MXC || COMPILE_TEST
+	depends on ARM || ARM64
 	default m if ARCH_MXC
 	select IRQ_DOMAIN
 	select IRQ_DOMAIN_HIERARCHY
diff --git a/drivers/md/md.c b/drivers/md/md.c
index ca7ae3aad2655f..b086cbf2408690 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -9465,8 +9465,8 @@ void md_check_recovery(struct mddev *mddev)
 			 * remove disk.
 			 */
 			rdev_for_each_safe(rdev, tmp, mddev) {
-				if (test_and_clear_bit(ClusterRemove, &rdev->flags) &&
-						rdev->raid_disk < 0)
+				if (rdev->raid_disk < 0 &&
+				    test_and_clear_bit(ClusterRemove, &rdev->flags))
 					md_kick_rdev_from_array(rdev);
 			}
 		}
@@ -9813,8 +9813,11 @@ static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
 
 	/* Check for change of roles in the active devices */
 	rdev_for_each_safe(rdev2, tmp, mddev) {
-		if (test_bit(Faulty, &rdev2->flags))
+		if (test_bit(Faulty, &rdev2->flags)) {
+			if (test_bit(ClusterRemove, &rdev2->flags))
+				set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
 			continue;
+		}
 
 		/* Check if the roles changed */
 		role = le16_to_cpu(sb->dev_roles[rdev2->desc_nr]);
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c
index a662fb60f73f42..84fbf4e06cd33c 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls-core.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c
@@ -894,12 +894,12 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
 
 			p_h264_sps->flags &=
 				~V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS;
-
-			if (p_h264_sps->chroma_format_idc < 3)
-				p_h264_sps->flags &=
-					~V4L2_H264_SPS_FLAG_SEPARATE_COLOUR_PLANE;
 		}
 
+		if (p_h264_sps->chroma_format_idc < 3)
+			p_h264_sps->flags &=
+				~V4L2_H264_SPS_FLAG_SEPARATE_COLOUR_PLANE;
+
 		if (p_h264_sps->flags & V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY)
 			p_h264_sps->flags &=
 				~V4L2_H264_SPS_FLAG_MB_ADAPTIVE_FRAME_FIELD;
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c
index 8c22064ead3870..f2bd1984609ccc 100644
--- a/drivers/mtd/ftl.c
+++ b/drivers/mtd/ftl.c
@@ -344,7 +344,7 @@ static int erase_xfer(partition_t *part,
             return -ENOMEM;
 
     erase->addr = xfer->Offset;
-    erase->len = 1 << part->header.EraseUnitSize;
+    erase->len = 1ULL << part->header.EraseUnitSize;
 
     ret = mtd_erase(part->mbd.mtd, erase);
     if (!ret) {
diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
index 3f494f7c7ecbdb..d4fd1302008ebd 100644
--- a/drivers/mtd/nand/raw/atmel/nand-controller.c
+++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
@@ -373,7 +373,7 @@ static int atmel_nand_dma_transfer(struct atmel_nand_controller *nc,
 	dma_cookie_t cookie;
 
 	buf_dma = dma_map_single(nc->dev, buf, len, dir);
-	if (dma_mapping_error(nc->dev, dev_dma)) {
+	if (dma_mapping_error(nc->dev, buf_dma)) {
 		dev_err(nc->dev,
 			"Failed to prepare a buffer for DMA access\n");
 		goto err;
diff --git a/drivers/mtd/nand/raw/atmel/pmecc.c b/drivers/mtd/nand/raw/atmel/pmecc.c
index 3c7dee1be21df1..0b402823b619cf 100644
--- a/drivers/mtd/nand/raw/atmel/pmecc.c
+++ b/drivers/mtd/nand/raw/atmel/pmecc.c
@@ -143,6 +143,7 @@ struct atmel_pmecc_caps {
 	int nstrengths;
 	int el_offset;
 	bool correct_erased_chunks;
+	bool clk_ctrl;
 };
 
 struct atmel_pmecc {
@@ -843,6 +844,10 @@ static struct atmel_pmecc *atmel_pmecc_create(struct platform_device *pdev,
 	if (IS_ERR(pmecc->regs.errloc))
 		return ERR_CAST(pmecc->regs.errloc);
 
+	/* pmecc data setup time */
+	if (caps->clk_ctrl)
+		writel(PMECC_CLK_133MHZ, pmecc->regs.base + ATMEL_PMECC_CLK);
+
 	/* Disable all interrupts before registering the PMECC handler. */
 	writel(0xffffffff, pmecc->regs.base + ATMEL_PMECC_IDR);
 	atmel_pmecc_reset(pmecc);
@@ -896,6 +901,7 @@ static struct atmel_pmecc_caps at91sam9g45_caps = {
 	.strengths = atmel_pmecc_strengths,
 	.nstrengths = 5,
 	.el_offset = 0x8c,
+	.clk_ctrl = true,
 };
 
 static struct atmel_pmecc_caps sama5d4_caps = {
diff --git a/drivers/mtd/nand/raw/rockchip-nand-controller.c b/drivers/mtd/nand/raw/rockchip-nand-controller.c
index 2a95dd63b8c203..f68600ce5bfad4 100644
--- a/drivers/mtd/nand/raw/rockchip-nand-controller.c
+++ b/drivers/mtd/nand/raw/rockchip-nand-controller.c
@@ -656,9 +656,16 @@ static int rk_nfc_write_page_hwecc(struct nand_chip *chip, const u8 *buf,
 
 	dma_data = dma_map_single(nfc->dev, (void *)nfc->page_buf,
 				  mtd->writesize, DMA_TO_DEVICE);
+	if (dma_mapping_error(nfc->dev, dma_data))
+		return -ENOMEM;
+
 	dma_oob = dma_map_single(nfc->dev, nfc->oob_buf,
 				 ecc->steps * oob_step,
 				 DMA_TO_DEVICE);
+	if (dma_mapping_error(nfc->dev, dma_oob)) {
+		dma_unmap_single(nfc->dev, dma_data, mtd->writesize, DMA_TO_DEVICE);
+		return -ENOMEM;
+	}
 
 	reinit_completion(&nfc->done);
 	writel(INT_DMA, nfc->regs + nfc->cfg->int_en_off);
@@ -772,9 +779,17 @@ static int rk_nfc_read_page_hwecc(struct nand_chip *chip, u8 *buf, int oob_on,
 	dma_data = dma_map_single(nfc->dev, nfc->page_buf,
 				  mtd->writesize,
 				  DMA_FROM_DEVICE);
+	if (dma_mapping_error(nfc->dev, dma_data))
+		return -ENOMEM;
+
 	dma_oob = dma_map_single(nfc->dev, nfc->oob_buf,
 				 ecc->steps * oob_step,
 				 DMA_FROM_DEVICE);
+	if (dma_mapping_error(nfc->dev, dma_oob)) {
+		dma_unmap_single(nfc->dev, dma_data, mtd->writesize,
+				 DMA_FROM_DEVICE);
+		return -ENOMEM;
+	}
 
 	/*
 	 * The first blocks (4, 8 or 16 depending on the device)
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index 73b448cd00f29f..0b74b79b08f0a2 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -927,6 +927,7 @@ static int kvaser_pciefd_setup_can_ctrls(struct kvaser_pciefd *pcie)
 		can->err_rep_cnt = 0;
 		can->bec.txerr = 0;
 		can->bec.rxerr = 0;
+		can->can.dev->dev_port = i;
 
 		init_completion(&can->start_comp);
 		init_completion(&can->flush_comp);
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index 15f28b6fe758ee..022b5b79247c5d 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -856,6 +856,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
 	}
 	SET_NETDEV_DEV(netdev, &dev->intf->dev);
 	netdev->dev_id = channel;
+	netdev->dev_port = channel;
 
 	dev->nets[channel] = priv;
 
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
index 4d85b29a17b787..ebefc274b50a5f 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
@@ -49,7 +49,7 @@ struct __packed pcan_ufd_fw_info {
 	__le32	ser_no;		/* S/N */
 	__le32	flags;		/* special functions */
 
-	/* extended data when type == PCAN_USBFD_TYPE_EXT */
+	/* extended data when type >= PCAN_USBFD_TYPE_EXT */
 	u8	cmd_out_ep;	/* ep for cmd */
 	u8	cmd_in_ep;	/* ep for replies */
 	u8	data_out_ep[2];	/* ep for CANx TX */
@@ -982,10 +982,11 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev)
 			dev->can.ctrlmode |= CAN_CTRLMODE_FD_NON_ISO;
 		}
 
-		/* if vendor rsp is of type 2, then it contains EP numbers to
-		 * use for cmds pipes. If not, then default EP should be used.
+		/* if vendor rsp type is greater than or equal to 2, then it
+		 * contains EP numbers to use for cmds pipes. If not, then
+		 * default EP should be used.
 		 */
-		if (fw_info->type != cpu_to_le16(PCAN_USBFD_TYPE_EXT)) {
+		if (le16_to_cpu(fw_info->type) < PCAN_USBFD_TYPE_EXT) {
 			fw_info->cmd_out_ep = PCAN_USBPRO_EP_CMDOUT;
 			fw_info->cmd_in_ep = PCAN_USBPRO_EP_CMDIN;
 		}
@@ -1018,11 +1019,11 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev)
 	dev->can_channel_id =
 		le32_to_cpu(pdev->usb_if->fw_info.dev_id[dev->ctrl_idx]);
 
-	/* if vendor rsp is of type 2, then it contains EP numbers to
-	 * use for data pipes. If not, then statically defined EP are used
-	 * (see peak_usb_create_dev()).
+	/* if vendor rsp type is greater than or equal to 2, then it contains EP
+	 * numbers to use for data pipes. If not, then statically defined EP are
+	 * used (see peak_usb_create_dev()).
 	 */
-	if (fw_info->type == cpu_to_le16(PCAN_USBFD_TYPE_EXT)) {
+	if (le16_to_cpu(fw_info->type) >= PCAN_USBFD_TYPE_EXT) {
 		dev->ep_msg_in = fw_info->data_in_ep;
 		dev->ep_msg_out = fw_info->data_out_ep[dev->ctrl_idx];
 	}
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index a89aa4ac0a064a..779f1324bb5f82 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -3852,8 +3852,8 @@ int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
 	status = be_mcc_notify_wait(adapter);
 
 err:
-	dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
 	spin_unlock_bh(&adapter->mcc_lock);
+	dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
 	return status;
 }
 
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k.h b/drivers/net/ethernet/intel/fm10k/fm10k.h
index 6119a410883815..65a2816142d962 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k.h
+++ b/drivers/net/ethernet/intel/fm10k/fm10k.h
@@ -189,13 +189,14 @@ struct fm10k_q_vector {
 	struct fm10k_ring_container rx, tx;
 
 	struct napi_struct napi;
+	struct rcu_head rcu;	/* to avoid race with update stats on free */
+
 	cpumask_t affinity_mask;
 	char name[IFNAMSIZ + 9];
 
 #ifdef CONFIG_DEBUG_FS
 	struct dentry *dbg_q_vector;
 #endif /* CONFIG_DEBUG_FS */
-	struct rcu_head rcu;	/* to avoid race with update stats on free */
 
 	/* for dynamic allocation of rings associated with this q_vector */
 	struct fm10k_ring ring[] ____cacheline_internodealigned_in_smp;
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 68f403dd2f5267..9fb7c5fe05d15f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -953,6 +953,7 @@ struct i40e_q_vector {
 	u16 reg_idx;		/* register index of the interrupt */
 
 	struct napi_struct napi;
+	struct rcu_head rcu;	/* to avoid race with update stats on free */
 
 	struct i40e_ring_container rx;
 	struct i40e_ring_container tx;
@@ -963,7 +964,6 @@ struct i40e_q_vector {
 	cpumask_t affinity_mask;
 	struct irq_affinity_notify affinity_notify;
 
-	struct rcu_head rcu;	/* to avoid race with update stats on free */
 	char name[I40E_INT_NAME_STR_LEN];
 	bool arm_wb_state;
 	bool in_busy_poll;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index b6f0376e42f4b5..d15182657cead9 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -503,9 +503,10 @@ struct ixgbe_q_vector {
 	struct ixgbe_ring_container rx, tx;
 
 	struct napi_struct napi;
+	struct rcu_head rcu;	/* to avoid race with update stats on free */
+
 	cpumask_t affinity_mask;
 	int numa_node;
-	struct rcu_head rcu;	/* to avoid race with update stats on free */
 	char name[IFNAMSIZ + 9];
 
 	/* for dynamic allocation of rings associated with this q_vector */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
index 8e25f4ef5cccee..5ae787656a7ca0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
@@ -331,6 +331,9 @@ static int port_set_buffer(struct mlx5e_priv *priv,
 	if (err)
 		goto out;
 
+	/* RO bits should be set to 0 on write */
+	MLX5_SET(pbmc_reg, in, port_buffer_size, 0);
+
 	err = mlx5e_port_set_pbmc(mdev, in);
 out:
 	kfree(in);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
index 51a144246ea623..f96e9bbf8fc69c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
@@ -333,6 +333,10 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev,
 	if (unlikely(!sa_entry)) {
 		rcu_read_unlock();
 		atomic64_inc(&ipsec->sw_stats.ipsec_rx_drop_sadb_miss);
+		/* Clear secpath to prevent invalid dereference
+		 * in downstream XFRM policy checks.
+		 */
+		secpath_reset(skb);
 		return;
 	}
 	xfrm_state_hold(sa_entry->x);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index d5731f7be04fd1..8278395ee20a01 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -1573,6 +1573,7 @@ static inline void mlx5e_build_rx_skb(struct mlx5_cqe64 *cqe,
 		unsigned int hdrlen = mlx5e_lro_update_hdr(skb, cqe, cqe_bcnt);
 
 		skb_shinfo(skb)->gso_size = DIV_ROUND_UP(cqe_bcnt - hdrlen, lro_num_seg);
+		skb_shinfo(skb)->gso_segs = lro_num_seg;
 		/* Subtract one since we already counted this as one
 		 * "regular" packet in mlx5e_complete_rx_cqe()
 		 */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c
index 9482e51ac82a58..bdbbfaf504d988 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c
@@ -28,7 +28,7 @@ struct mlx5_dm *mlx5_dm_create(struct mlx5_core_dev *dev)
 
 	dm = kzalloc(sizeof(*dm), GFP_KERNEL);
 	if (!dm)
-		return ERR_PTR(-ENOMEM);
+		return NULL;
 
 	spin_lock_init(&dm->lock);
 
@@ -80,7 +80,7 @@ struct mlx5_dm *mlx5_dm_create(struct mlx5_core_dev *dev)
 err_steering:
 	kfree(dm);
 
-	return ERR_PTR(-ENOMEM);
+	return NULL;
 }
 
 void mlx5_dm_cleanup(struct mlx5_core_dev *dev)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 32fa789a696056..62a85f09b52fd7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1055,9 +1055,6 @@ static int mlx5_init_once(struct mlx5_core_dev *dev)
 	}
 
 	dev->dm = mlx5_dm_create(dev);
-	if (IS_ERR(dev->dm))
-		mlx5_core_warn(dev, "Failed to init device memory %ld\n", PTR_ERR(dev->dm));
-
 	dev->tracer = mlx5_fw_tracer_create(dev);
 	dev->hv_vhca = mlx5_hv_vhca_create(dev);
 	dev->rsc_dump = mlx5_rsc_dump_create(dev);
diff --git a/drivers/net/ipa/ipa_sysfs.c b/drivers/net/ipa/ipa_sysfs.c
index 2ff09ce343b73a..2e676b9d4042de 100644
--- a/drivers/net/ipa/ipa_sysfs.c
+++ b/drivers/net/ipa/ipa_sysfs.c
@@ -38,8 +38,12 @@ static const char *ipa_version_string(struct ipa *ipa)
 		return "4.11";
 	case IPA_VERSION_5_0:
 		return "5.0";
+	case IPA_VERSION_5_1:
+		return "5.1";
+	case IPA_VERSION_5_5:
+		return "5.5";
 	default:
-		return "0.0";	/* Won't happen (checked at probe time) */
+		return "0.0";	/* Should not happen */
 	}
 }
 
diff --git a/drivers/net/phy/mscc/mscc_ptp.c b/drivers/net/phy/mscc/mscc_ptp.c
index 7e7ce79eadffb9..d0bd6ab45ebed7 100644
--- a/drivers/net/phy/mscc/mscc_ptp.c
+++ b/drivers/net/phy/mscc/mscc_ptp.c
@@ -897,6 +897,7 @@ static int vsc85xx_eth1_conf(struct phy_device *phydev, enum ts_blk blk,
 				     get_unaligned_be32(ptp_multicast));
 	} else {
 		val |= ANA_ETH1_FLOW_ADDR_MATCH2_ANY_MULTICAST;
+		val |= ANA_ETH1_FLOW_ADDR_MATCH2_ANY_UNICAST;
 		vsc85xx_ts_write_csr(phydev, blk,
 				     MSCC_ANA_ETH1_FLOW_ADDR_MATCH2(0), val);
 		vsc85xx_ts_write_csr(phydev, blk,
diff --git a/drivers/net/phy/mscc/mscc_ptp.h b/drivers/net/phy/mscc/mscc_ptp.h
index da3465360e9018..ae9ad925bfa8c0 100644
--- a/drivers/net/phy/mscc/mscc_ptp.h
+++ b/drivers/net/phy/mscc/mscc_ptp.h
@@ -98,6 +98,7 @@
 #define MSCC_ANA_ETH1_FLOW_ADDR_MATCH2(x) (MSCC_ANA_ETH1_FLOW_ENA(x) + 3)
 #define ANA_ETH1_FLOW_ADDR_MATCH2_MASK_MASK	GENMASK(22, 20)
 #define ANA_ETH1_FLOW_ADDR_MATCH2_ANY_MULTICAST	0x400000
+#define ANA_ETH1_FLOW_ADDR_MATCH2_ANY_UNICAST	0x200000
 #define ANA_ETH1_FLOW_ADDR_MATCH2_FULL_ADDR	0x100000
 #define ANA_ETH1_FLOW_ADDR_MATCH2_SRC_DEST_MASK	GENMASK(17, 16)
 #define ANA_ETH1_FLOW_ADDR_MATCH2_SRC_DEST	0x020000
diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index 6833ef0c79305f..3a10303eb756a8 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -159,19 +159,17 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
 	int len;
 	unsigned char *data;
 	__u32 seq_recv;
-
-
 	struct rtable *rt;
 	struct net_device *tdev;
 	struct iphdr  *iph;
 	int    max_headroom;
 
 	if (sk_pppox(po)->sk_state & PPPOX_DEAD)
-		goto tx_error;
+		goto tx_drop;
 
 	rt = pptp_route_output(po, &fl4);
 	if (IS_ERR(rt))
-		goto tx_error;
+		goto tx_drop;
 
 	tdev = rt->dst.dev;
 
@@ -179,16 +177,20 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
 
 	if (skb_headroom(skb) < max_headroom || skb_cloned(skb) || skb_shared(skb)) {
 		struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom);
-		if (!new_skb) {
-			ip_rt_put(rt);
+
+		if (!new_skb)
 			goto tx_error;
-		}
+
 		if (skb->sk)
 			skb_set_owner_w(new_skb, skb->sk);
 		consume_skb(skb);
 		skb = new_skb;
 	}
 
+	/* Ensure we can safely access protocol field and LCP code */
+	if (!pskb_may_pull(skb, 3))
+		goto tx_error;
+
 	data = skb->data;
 	islcp = ((data[0] << 8) + data[1]) == PPP_LCP && 1 <= data[2] && data[2] <= 7;
 
@@ -262,6 +264,8 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
 	return 1;
 
 tx_error:
+	ip_rt_put(rt);
+tx_drop:
 	kfree_skb(skb);
 	return 1;
 }
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index ac0458b96738c1..fd6b5865ac5135 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1113,6 +1113,9 @@ static void __handle_link_change(struct usbnet *dev)
 	if (!test_bit(EVENT_DEV_OPEN, &dev->flags))
 		return;
 
+	if (test_and_clear_bit(EVENT_LINK_CARRIER_ON, &dev->flags))
+		netif_carrier_on(dev->net);
+
 	if (!netif_carrier_ok(dev->net)) {
 		/* kill URBs for reading packets to save bus bandwidth */
 		unlink_urbs(dev, &dev->rxq);
@@ -2015,10 +2018,12 @@ EXPORT_SYMBOL(usbnet_manage_power);
 void usbnet_link_change(struct usbnet *dev, bool link, bool need_reset)
 {
 	/* update link after link is reseted */
-	if (link && !need_reset)
-		netif_carrier_on(dev->net);
-	else
+	if (link && !need_reset) {
+		set_bit(EVENT_LINK_CARRIER_ON, &dev->flags);
+	} else {
+		clear_bit(EVENT_LINK_CARRIER_ON, &dev->flags);
 		netif_carrier_off(dev->net);
+	}
 
 	if (need_reset && link)
 		usbnet_defer_kevent(dev, EVENT_LINK_RESET);
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 5968a3ab817707..64114e98d75d0e 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -1345,6 +1345,8 @@ static void vrf_ip6_input_dst(struct sk_buff *skb, struct net_device *vrf_dev,
 	struct net *net = dev_net(vrf_dev);
 	struct rt6_info *rt6;
 
+	skb_dst_drop(skb);
+
 	rt6 = vrf_ip6_route_lookup(net, vrf_dev, &fl6, ifindex, skb,
 				   RT6_LOOKUP_F_HAS_SADDR | RT6_LOOKUP_F_IFACE);
 	if (unlikely(!rt6))
diff --git a/drivers/net/wireless/ath/ath11k/hal.c b/drivers/net/wireless/ath/ath11k/hal.c
index f32fa104ded9de..df493d1760623e 100644
--- a/drivers/net/wireless/ath/ath11k/hal.c
+++ b/drivers/net/wireless/ath/ath11k/hal.c
@@ -1319,6 +1319,10 @@ EXPORT_SYMBOL(ath11k_hal_srng_init);
 void ath11k_hal_srng_deinit(struct ath11k_base *ab)
 {
 	struct ath11k_hal *hal = &ab->hal;
+	int i;
+
+	for (i = 0; i < HAL_SRNG_RING_ID_MAX; i++)
+		ab->hal.srng_list[i].initialized = 0;
 
 	ath11k_hal_unregister_srng_key(ab);
 	ath11k_hal_free_cont_rdp(ab);
diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index 958ac4ed5c3491..e918218ce2d607 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -6303,7 +6303,7 @@ static int ath12k_wmi_tlv_services_parser(struct ath12k_base *ab,
 					  void *data)
 {
 	const struct wmi_service_available_event *ev;
-	u32 *wmi_ext2_service_bitmap;
+	__le32 *wmi_ext2_service_bitmap;
 	int i, j;
 	u16 expected_len;
 
@@ -6335,12 +6335,12 @@ static int ath12k_wmi_tlv_services_parser(struct ath12k_base *ab,
 			   ev->wmi_service_segment_bitmap[3]);
 		break;
 	case WMI_TAG_ARRAY_UINT32:
-		wmi_ext2_service_bitmap = (u32 *)ptr;
+		wmi_ext2_service_bitmap = (__le32 *)ptr;
 		for (i = 0, j = WMI_MAX_EXT_SERVICE;
 		     i < WMI_SERVICE_SEGMENT_BM_SIZE32 && j < WMI_MAX_EXT2_SERVICE;
 		     i++) {
 			do {
-				if (wmi_ext2_service_bitmap[i] &
+				if (__le32_to_cpu(wmi_ext2_service_bitmap[i]) &
 				    BIT(j % WMI_AVAIL_SERVICE_BITS_IN_SIZE32))
 					set_bit(j, ab->wmi_ab.svc_map);
 			} while (++j % WMI_AVAIL_SERVICE_BITS_IN_SIZE32);
@@ -6348,8 +6348,10 @@ static int ath12k_wmi_tlv_services_parser(struct ath12k_base *ab,
 
 		ath12k_dbg(ab, ATH12K_DBG_WMI,
 			   "wmi_ext2_service_bitmap 0x%04x 0x%04x 0x%04x 0x%04x",
-			   wmi_ext2_service_bitmap[0], wmi_ext2_service_bitmap[1],
-			   wmi_ext2_service_bitmap[2], wmi_ext2_service_bitmap[3]);
+			   __le32_to_cpu(wmi_ext2_service_bitmap[0]),
+			   __le32_to_cpu(wmi_ext2_service_bitmap[1]),
+			   __le32_to_cpu(wmi_ext2_service_bitmap[2]),
+			   __le32_to_cpu(wmi_ext2_service_bitmap[3]));
 		break;
 	}
 	return 0;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index c708ae91c3ce93..e883cf80f506d1 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -1541,10 +1541,6 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 		return -EAGAIN;
 	}
 
-	/* If scan req comes for p2p0, send it over primary I/F */
-	if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif)
-		vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif;
-
 	brcmf_dbg(SCAN, "START ESCAN\n");
 
 	cfg->scan_request = request;
@@ -1560,6 +1556,10 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 	if (err)
 		goto scan_out;
 
+	/* If scan req comes for p2p0, send it over primary I/F */
+	if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif)
+		vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif;
+
 	err = brcmf_do_escan(vif->ifp, request);
 	if (err)
 		goto scan_out;
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/main.c b/drivers/net/wireless/intel/iwlwifi/dvm/main.c
index a873be109f4399..b490a88b97ca75 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/main.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/main.c
@@ -1048,9 +1048,11 @@ static void iwl_bg_restart(struct work_struct *data)
  *
  *****************************************************************************/
 
-static void iwl_setup_deferred_work(struct iwl_priv *priv)
+static int iwl_setup_deferred_work(struct iwl_priv *priv)
 {
 	priv->workqueue = alloc_ordered_workqueue(DRV_NAME, 0);
+	if (!priv->workqueue)
+		return -ENOMEM;
 
 	INIT_WORK(&priv->restart, iwl_bg_restart);
 	INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
@@ -1067,6 +1069,8 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
 	timer_setup(&priv->statistics_periodic, iwl_bg_statistics_periodic, 0);
 
 	timer_setup(&priv->ucode_trace, iwl_bg_ucode_trace, 0);
+
+	return 0;
 }
 
 void iwl_cancel_deferred_work(struct iwl_priv *priv)
@@ -1456,7 +1460,9 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	/********************
 	 * 6. Setup services
 	 ********************/
-	iwl_setup_deferred_work(priv);
+	if (iwl_setup_deferred_work(priv))
+		goto out_uninit_drv;
+
 	iwl_setup_rx_handlers(priv);
 
 	iwl_power_initialize(priv);
@@ -1494,6 +1500,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
 	iwl_cancel_deferred_work(priv);
 	destroy_workqueue(priv->workqueue);
 	priv->workqueue = NULL;
+out_uninit_drv:
 	iwl_uninit_drv(priv);
 out_free_eeprom_blob:
 	kfree(priv->eeprom_blob);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index b2cf5aeff7e3cf..d2dbbc9fe38448 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -65,8 +65,10 @@ static int __init iwl_mvm_init(void)
 	}
 
 	ret = iwl_opmode_register("iwlmvm", &iwl_mvm_ops);
-	if (ret)
+	if (ret) {
 		pr_err("Unable to register MVM op_mode: %d\n", ret);
+		iwl_mvm_rate_control_unregister();
+	}
 
 	return ret;
 }
diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c
index c0ecd769ada764..1a48914e6f828a 100644
--- a/drivers/net/wireless/marvell/mwl8k.c
+++ b/drivers/net/wireless/marvell/mwl8k.c
@@ -1222,6 +1222,10 @@ static int rxq_refill(struct ieee80211_hw *hw, int index, int limit)
 
 		addr = dma_map_single(&priv->pdev->dev, skb->data,
 				      MWL8K_RX_MAXSZ, DMA_FROM_DEVICE);
+		if (dma_mapping_error(&priv->pdev->dev, addr)) {
+			kfree_skb(skb);
+			break;
+		}
 
 		rxq->rxd_count++;
 		rx = rxq->tail++;
diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.c b/drivers/net/wireless/purelifi/plfxlc/mac.c
index 7ebc0df0944cb5..f9f7532c32fde9 100644
--- a/drivers/net/wireless/purelifi/plfxlc/mac.c
+++ b/drivers/net/wireless/purelifi/plfxlc/mac.c
@@ -100,11 +100,6 @@ int plfxlc_mac_init_hw(struct ieee80211_hw *hw)
 	return r;
 }
 
-void plfxlc_mac_release(struct plfxlc_mac *mac)
-{
-	plfxlc_chip_release(&mac->chip);
-}
-
 int plfxlc_op_start(struct ieee80211_hw *hw)
 {
 	plfxlc_hw_mac(hw)->chip.usb.initialized = 1;
@@ -752,3 +747,9 @@ struct ieee80211_hw *plfxlc_mac_alloc_hw(struct usb_interface *intf)
 	SET_IEEE80211_DEV(hw, &intf->dev);
 	return hw;
 }
+
+void plfxlc_mac_release_hw(struct ieee80211_hw *hw)
+{
+	plfxlc_chip_release(&plfxlc_hw_mac(hw)->chip);
+	ieee80211_free_hw(hw);
+}
diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.h b/drivers/net/wireless/purelifi/plfxlc/mac.h
index 49b92413729bfa..c0445932b2e8a5 100644
--- a/drivers/net/wireless/purelifi/plfxlc/mac.h
+++ b/drivers/net/wireless/purelifi/plfxlc/mac.h
@@ -168,7 +168,7 @@ static inline u8 *plfxlc_mac_get_perm_addr(struct plfxlc_mac *mac)
 }
 
 struct ieee80211_hw *plfxlc_mac_alloc_hw(struct usb_interface *intf);
-void plfxlc_mac_release(struct plfxlc_mac *mac);
+void plfxlc_mac_release_hw(struct ieee80211_hw *hw);
 
 int plfxlc_mac_preinit_hw(struct ieee80211_hw *hw, const u8 *hw_address);
 int plfxlc_mac_init_hw(struct ieee80211_hw *hw);
diff --git a/drivers/net/wireless/purelifi/plfxlc/usb.c b/drivers/net/wireless/purelifi/plfxlc/usb.c
index 8151bc5e00ccc8..901e0139969e8d 100644
--- a/drivers/net/wireless/purelifi/plfxlc/usb.c
+++ b/drivers/net/wireless/purelifi/plfxlc/usb.c
@@ -604,7 +604,7 @@ static int probe(struct usb_interface *intf,
 	r = plfxlc_upload_mac_and_serial(intf, hw_address, serial_number);
 	if (r) {
 		dev_err(&intf->dev, "MAC and Serial upload failed (%d)\n", r);
-		goto error;
+		goto error_free_hw;
 	}
 
 	chip->unit_type = STA;
@@ -613,13 +613,13 @@ static int probe(struct usb_interface *intf,
 	r = plfxlc_mac_preinit_hw(hw, hw_address);
 	if (r) {
 		dev_err(&intf->dev, "Init mac failed (%d)\n", r);
-		goto error;
+		goto error_free_hw;
 	}
 
 	r = ieee80211_register_hw(hw);
 	if (r) {
 		dev_err(&intf->dev, "Register device failed (%d)\n", r);
-		goto error;
+		goto error_free_hw;
 	}
 
 	if ((le16_to_cpu(interface_to_usbdev(intf)->descriptor.idVendor) ==
@@ -632,7 +632,7 @@ static int probe(struct usb_interface *intf,
 	}
 	if (r != 0) {
 		dev_err(&intf->dev, "FPGA download failed (%d)\n", r);
-		goto error;
+		goto error_unreg_hw;
 	}
 
 	tx->mac_fifo_full = 0;
@@ -642,21 +642,21 @@ static int probe(struct usb_interface *intf,
 	r = plfxlc_usb_init_hw(usb);
 	if (r < 0) {
 		dev_err(&intf->dev, "usb_init_hw failed (%d)\n", r);
-		goto error;
+		goto error_unreg_hw;
 	}
 
 	msleep(PLF_MSLEEP_TIME);
 	r = plfxlc_chip_switch_radio(chip, PLFXLC_RADIO_ON);
 	if (r < 0) {
 		dev_dbg(&intf->dev, "chip_switch_radio_on failed (%d)\n", r);
-		goto error;
+		goto error_unreg_hw;
 	}
 
 	msleep(PLF_MSLEEP_TIME);
 	r = plfxlc_chip_set_rate(chip, 8);
 	if (r < 0) {
 		dev_dbg(&intf->dev, "chip_set_rate failed (%d)\n", r);
-		goto error;
+		goto error_unreg_hw;
 	}
 
 	msleep(PLF_MSLEEP_TIME);
@@ -664,7 +664,7 @@ static int probe(struct usb_interface *intf,
 			    hw_address, ETH_ALEN, USB_REQ_MAC_WR);
 	if (r < 0) {
 		dev_dbg(&intf->dev, "MAC_WR failure (%d)\n", r);
-		goto error;
+		goto error_unreg_hw;
 	}
 
 	plfxlc_chip_enable_rxtx(chip);
@@ -691,12 +691,12 @@ static int probe(struct usb_interface *intf,
 	plfxlc_mac_init_hw(hw);
 	usb->initialized = true;
 	return 0;
+
+error_unreg_hw:
+	ieee80211_unregister_hw(hw);
+error_free_hw:
+	plfxlc_mac_release_hw(hw);
 error:
-	if (hw) {
-		plfxlc_mac_release(plfxlc_hw_mac(hw));
-		ieee80211_unregister_hw(hw);
-		ieee80211_free_hw(hw);
-	}
 	dev_err(&intf->dev, "pureLifi:Device error");
 	return r;
 }
@@ -730,8 +730,7 @@ static void disconnect(struct usb_interface *intf)
 	 */
 	usb_reset_device(interface_to_usbdev(intf));
 
-	plfxlc_mac_release(mac);
-	ieee80211_free_hw(hw);
+	plfxlc_mac_release_hw(hw);
 }
 
 static void plfxlc_usb_resume(struct plfxlc_usb *usb)
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
index 04945f905d6d06..f6528469022bfb 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
@@ -1041,10 +1041,11 @@ static void rtl8187_stop(struct ieee80211_hw *dev)
 	rtl818x_iowrite8(priv, &priv->map->CONFIG4, reg | RTL818X_CONFIG4_VCOOFF);
 	rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
 
+	usb_kill_anchored_urbs(&priv->anchored);
+
 	while ((skb = skb_dequeue(&priv->b_tx_status.queue)))
 		dev_kfree_skb_any(skb);
 
-	usb_kill_anchored_urbs(&priv->anchored);
 	mutex_unlock(&priv->conf_mutex);
 
 	if (!priv->is_rtl8187b)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 05e77d2bda3738..03aacb7a431710 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -6501,7 +6501,7 @@ static int rtl8xxxu_submit_rx_urb(struct rtl8xxxu_priv *priv,
 		skb_size = fops->rx_agg_buf_size;
 		skb_size += (rx_desc_sz + sizeof(struct rtl8723au_phy_stats));
 	} else {
-		skb_size = IEEE80211_MAX_FRAME_LEN;
+		skb_size = IEEE80211_MAX_FRAME_LEN + rx_desc_sz;
 	}
 
 	skb = __netdev_alloc_skb(NULL, skb_size, GFP_KERNEL);
diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index d1d8fd812cbf6d..21e9ec8768b5dc 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -1597,6 +1597,11 @@ static void rtw89_core_cancel_6ghz_probe_tx(struct rtw89_dev *rtwdev,
 	if (rx_status->band != NL80211_BAND_6GHZ)
 		return;
 
+	if (unlikely(!(rtwdev->chip->support_bands & BIT(NL80211_BAND_6GHZ)))) {
+		rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "invalid rx on unsupported 6 GHz\n");
+		return;
+	}
+
 	ssid_ie = cfg80211_find_ie(WLAN_EID_SSID, ies, skb->len);
 
 	list_for_each_entry(info, &pkt_list[NL80211_BAND_6GHZ], list) {
diff --git a/drivers/pci/controller/pcie-rockchip-host.c b/drivers/pci/controller/pcie-rockchip-host.c
index afbbdccd195d97..6ff20d58539662 100644
--- a/drivers/pci/controller/pcie-rockchip-host.c
+++ b/drivers/pci/controller/pcie-rockchip-host.c
@@ -436,7 +436,7 @@ static irqreturn_t rockchip_pcie_subsys_irq_handler(int irq, void *arg)
 			dev_dbg(dev, "malformed TLP received from the link\n");
 
 		if (sub_reg & PCIE_CORE_INT_UCR)
-			dev_dbg(dev, "malformed TLP received from the link\n");
+			dev_dbg(dev, "Unexpected Completion received from the link\n");
 
 		if (sub_reg & PCIE_CORE_INT_FCE)
 			dev_dbg(dev, "an error was observed in the flow control advertisements from the other side\n");
diff --git a/drivers/pci/endpoint/functions/pci-epf-vntb.c b/drivers/pci/endpoint/functions/pci-epf-vntb.c
index 3368f483f818df..33c3f9b980e684 100644
--- a/drivers/pci/endpoint/functions/pci-epf-vntb.c
+++ b/drivers/pci/endpoint/functions/pci-epf-vntb.c
@@ -531,7 +531,7 @@ static int epf_ntb_db_bar_init(struct epf_ntb *ntb)
 	struct device *dev = &ntb->epf->dev;
 	int ret;
 	struct pci_epf_bar *epf_bar;
-	void __iomem *mw_addr;
+	void *mw_addr;
 	enum pci_barno barno;
 	size_t size = sizeof(u32) * ntb->db_count;
 
@@ -711,7 +711,7 @@ static int epf_ntb_init_epc_bar(struct epf_ntb *ntb)
 		barno = pci_epc_get_next_free_bar(epc_features, barno);
 		if (barno < 0) {
 			dev_err(dev, "Fail to get NTB function BAR\n");
-			return barno;
+			return -ENOENT;
 		}
 		ntb->epf_ntb_bar[bar] = barno;
 	}
diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 092c9ac0d26d27..ec7828ad666179 100644
--- a/drivers/pci/hotplug/pnv_php.c
+++ b/drivers/pci/hotplug/pnv_php.c
@@ -3,11 +3,14 @@
  * PCI Hotplug Driver for PowerPC PowerNV platform.
  *
  * Copyright Gavin Shan, IBM Corporation 2016.
+ * Copyright (C) 2025 Raptor Engineering, LLC
+ * Copyright (C) 2025 Raptor Computing Systems, LLC
  */
 
 #include <linux/libfdt.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/delay.h>
 #include <linux/pci_hotplug.h>
 #include <linux/of_fdt.h>
 
@@ -35,8 +38,10 @@ static void pnv_php_register(struct device_node *dn);
 static void pnv_php_unregister_one(struct device_node *dn);
 static void pnv_php_unregister(struct device_node *dn);
 
+static void pnv_php_enable_irq(struct pnv_php_slot *php_slot);
+
 static void pnv_php_disable_irq(struct pnv_php_slot *php_slot,
-				bool disable_device)
+				bool disable_device, bool disable_msi)
 {
 	struct pci_dev *pdev = php_slot->pdev;
 	u16 ctrl;
@@ -52,19 +57,15 @@ static void pnv_php_disable_irq(struct pnv_php_slot *php_slot,
 		php_slot->irq = 0;
 	}
 
-	if (php_slot->wq) {
-		destroy_workqueue(php_slot->wq);
-		php_slot->wq = NULL;
-	}
-
-	if (disable_device) {
+	if (disable_device || disable_msi) {
 		if (pdev->msix_enabled)
 			pci_disable_msix(pdev);
 		else if (pdev->msi_enabled)
 			pci_disable_msi(pdev);
+	}
 
+	if (disable_device)
 		pci_disable_device(pdev);
-	}
 }
 
 static void pnv_php_free_slot(struct kref *kref)
@@ -73,7 +74,8 @@ static void pnv_php_free_slot(struct kref *kref)
 					struct pnv_php_slot, kref);
 
 	WARN_ON(!list_empty(&php_slot->children));
-	pnv_php_disable_irq(php_slot, false);
+	pnv_php_disable_irq(php_slot, false, false);
+	destroy_workqueue(php_slot->wq);
 	kfree(php_slot->name);
 	kfree(php_slot);
 }
@@ -390,6 +392,20 @@ static int pnv_php_get_power_state(struct hotplug_slot *slot, u8 *state)
 	return 0;
 }
 
+static int pcie_check_link_active(struct pci_dev *pdev)
+{
+	u16 lnk_status;
+	int ret;
+
+	ret = pcie_capability_read_word(pdev, PCI_EXP_LNKSTA, &lnk_status);
+	if (ret == PCIBIOS_DEVICE_NOT_FOUND || PCI_POSSIBLE_ERROR(lnk_status))
+		return -ENODEV;
+
+	ret = !!(lnk_status & PCI_EXP_LNKSTA_DLLLA);
+
+	return ret;
+}
+
 static int pnv_php_get_adapter_state(struct hotplug_slot *slot, u8 *state)
 {
 	struct pnv_php_slot *php_slot = to_pnv_php_slot(slot);
@@ -402,6 +418,19 @@ static int pnv_php_get_adapter_state(struct hotplug_slot *slot, u8 *state)
 	 */
 	ret = pnv_pci_get_presence_state(php_slot->id, &presence);
 	if (ret >= 0) {
+		if (pci_pcie_type(php_slot->pdev) == PCI_EXP_TYPE_DOWNSTREAM &&
+			presence == OPAL_PCI_SLOT_EMPTY) {
+			/*
+			 * Similar to pciehp_hpc, check whether the Link Active
+			 * bit is set to account for broken downstream bridges
+			 * that don't properly assert Presence Detect State, as
+			 * was observed on the Microsemi Switchtec PM8533 PFX
+			 * [11f8:8533].
+			 */
+			if (pcie_check_link_active(php_slot->pdev) > 0)
+				presence = OPAL_PCI_SLOT_PRESENT;
+		}
+
 		*state = presence;
 		ret = 0;
 	} else {
@@ -441,6 +470,61 @@ static int pnv_php_set_attention_state(struct hotplug_slot *slot, u8 state)
 	return 0;
 }
 
+static int pnv_php_activate_slot(struct pnv_php_slot *php_slot,
+				 struct hotplug_slot *slot)
+{
+	int ret, i;
+
+	/*
+	 * Issue initial slot activation command to firmware
+	 *
+	 * Firmware will power slot on, attempt to train the link, and
+	 * discover any downstream devices. If this process fails, firmware
+	 * will return an error code and an invalid device tree. Failure
+	 * can be caused for multiple reasons, including a faulty
+	 * downstream device, poor connection to the downstream device, or
+	 * a previously latched PHB fence.  On failure, issue fundamental
+	 * reset up to three times before aborting.
+	 */
+	ret = pnv_php_set_slot_power_state(slot, OPAL_PCI_SLOT_POWER_ON);
+	if (ret) {
+		SLOT_WARN(
+			php_slot,
+			"PCI slot activation failed with error code %d, possible frozen PHB",
+			ret);
+		SLOT_WARN(
+			php_slot,
+			"Attempting complete PHB reset before retrying slot activation\n");
+		for (i = 0; i < 3; i++) {
+			/*
+			 * Slot activation failed, PHB may be fenced from a
+			 * prior device failure.
+			 *
+			 * Use the OPAL fundamental reset call to both try a
+			 * device reset and clear any potentially active PHB
+			 * fence / freeze.
+			 */
+			SLOT_WARN(php_slot, "Try %d...\n", i + 1);
+			pci_set_pcie_reset_state(php_slot->pdev,
+						 pcie_warm_reset);
+			msleep(250);
+			pci_set_pcie_reset_state(php_slot->pdev,
+						 pcie_deassert_reset);
+
+			ret = pnv_php_set_slot_power_state(
+				slot, OPAL_PCI_SLOT_POWER_ON);
+			if (!ret)
+				break;
+		}
+
+		if (i >= 3)
+			SLOT_WARN(php_slot,
+				  "Failed to bring slot online, aborting!\n");
+	}
+
+	return ret;
+}
+
 static int pnv_php_enable(struct pnv_php_slot *php_slot, bool rescan)
 {
 	struct hotplug_slot *slot = &php_slot->slot;
@@ -503,7 +587,7 @@ static int pnv_php_enable(struct pnv_php_slot *php_slot, bool rescan)
 		goto scan;
 
 	/* Power is off, turn it on and then scan the slot */
-	ret = pnv_php_set_slot_power_state(slot, OPAL_PCI_SLOT_POWER_ON);
+	ret = pnv_php_activate_slot(php_slot, slot);
 	if (ret)
 		return ret;
 
@@ -560,8 +644,58 @@ static int pnv_php_reset_slot(struct hotplug_slot *slot, bool probe)
 static int pnv_php_enable_slot(struct hotplug_slot *slot)
 {
 	struct pnv_php_slot *php_slot = to_pnv_php_slot(slot);
+	u32 prop32;
+	int ret;
+
+	ret = pnv_php_enable(php_slot, true);
+	if (ret)
+		return ret;
+
+	/* (Re-)enable interrupt if the slot supports surprise hotplug */
+	ret = of_property_read_u32(php_slot->dn, "ibm,slot-surprise-pluggable",
+				   &prop32);
+	if (!ret && prop32)
+		pnv_php_enable_irq(php_slot);
+
+	return 0;
+}
+
+/*
+ * Disable any hotplug interrupts for all slots on the provided bus, as well as
+ * all downstream slots in preparation for a hot unplug.
+ */
+static int pnv_php_disable_all_irqs(struct pci_bus *bus)
+{
+	struct pci_bus *child_bus;
+	struct pci_slot *slot;
+
+	/* First go down child buses */
+	list_for_each_entry(child_bus, &bus->children, node)
+		pnv_php_disable_all_irqs(child_bus);
+
+	/* Disable IRQs for all pnv_php slots on this bus */
+	list_for_each_entry(slot, &bus->slots, list) {
+		struct pnv_php_slot *php_slot = to_pnv_php_slot(slot->hotplug);
 
-	return pnv_php_enable(php_slot, true);
+		pnv_php_disable_irq(php_slot, false, true);
+	}
+
+	return 0;
+}
+
+/*
+ * Disable any hotplug interrupts for all downstream slots on the provided
+ * bus in preparation for a hot unplug.
+ */
+static int pnv_php_disable_all_downstream_irqs(struct pci_bus *bus)
+{
+	struct pci_bus *child_bus;
+
+	/* Go down child buses, recursively deactivating their IRQs */
+	list_for_each_entry(child_bus, &bus->children, node)
+		pnv_php_disable_all_irqs(child_bus);
+
+	return 0;
 }
 
 static int pnv_php_disable_slot(struct hotplug_slot *slot)
@@ -578,6 +712,13 @@ static int pnv_php_disable_slot(struct hotplug_slot *slot)
 	    php_slot->state != PNV_PHP_STATE_REGISTERED)
 		return 0;
 
+	/*
+	 * Free all IRQ resources from all child slots before remove.
+	 * Note that we do not disable the root slot IRQ here as that
+	 * would also deactivate the slot hot (re)plug interrupt!
+	 */
+	pnv_php_disable_all_downstream_irqs(php_slot->bus);
+
 	/* Remove all devices behind the slot */
 	pci_lock_rescan_remove();
 	pci_hp_remove_devices(php_slot->bus);
@@ -646,6 +787,15 @@ static struct pnv_php_slot *pnv_php_alloc_slot(struct device_node *dn)
 		return NULL;
 	}
 
+	/* Allocate workqueue for this slot's interrupt handling */
+	php_slot->wq = alloc_workqueue("pciehp-%s", 0, 0, php_slot->name);
+	if (!php_slot->wq) {
+		SLOT_WARN(php_slot, "Cannot alloc workqueue\n");
+		kfree(php_slot->name);
+		kfree(php_slot);
+		return NULL;
+	}
+
 	if (dn->child && PCI_DN(dn->child))
 		php_slot->slot_no = PCI_SLOT(PCI_DN(dn->child)->devfn);
 	else
@@ -744,16 +894,63 @@ static int pnv_php_enable_msix(struct pnv_php_slot *php_slot)
 	return entry.vector;
 }
 
+static void
+pnv_php_detect_clear_suprise_removal_freeze(struct pnv_php_slot *php_slot)
+{
+	struct pci_dev *pdev = php_slot->pdev;
+	struct eeh_dev *edev;
+	struct eeh_pe *pe;
+	int i, rc;
+
+	/*
+	 * When a device is surprise removed from a downstream bridge slot,
+	 * the upstream bridge port can still end up frozen due to related EEH
+	 * events, which will in turn block the MSI interrupts for slot hotplug
+	 * detection.
+	 *
+	 * Detect and thaw any frozen upstream PE after slot deactivation.
+	 */
+	edev = pci_dev_to_eeh_dev(pdev);
+	pe = edev ? edev->pe : NULL;
+	rc = eeh_pe_get_state(pe);
+	if ((rc == -ENODEV) || (rc == -ENOENT)) {
+		SLOT_WARN(
+			php_slot,
+			"Upstream bridge PE state unknown, hotplug detect may fail\n");
+	} else {
+		if (pe->state & EEH_PE_ISOLATED) {
+			SLOT_WARN(
+				php_slot,
+				"Upstream bridge PE %02x frozen, thawing...\n",
+				pe->addr);
+			for (i = 0; i < 3; i++)
+				if (!eeh_unfreeze_pe(pe))
+					break;
+			if (i >= 3)
+				SLOT_WARN(
+					php_slot,
+					"Unable to thaw PE %02x, hotplug detect will fail!\n",
+					pe->addr);
+			else
+				SLOT_WARN(php_slot,
+					  "PE %02x thawed successfully\n",
+					  pe->addr);
+		}
+	}
+}
+
 static void pnv_php_event_handler(struct work_struct *work)
 {
 	struct pnv_php_event *event =
 		container_of(work, struct pnv_php_event, work);
 	struct pnv_php_slot *php_slot = event->php_slot;
 
-	if (event->added)
+	if (event->added) {
 		pnv_php_enable_slot(&php_slot->slot);
-	else
+	} else {
 		pnv_php_disable_slot(&php_slot->slot);
+		pnv_php_detect_clear_suprise_removal_freeze(php_slot);
+	}
 
 	kfree(event);
 }
@@ -842,14 +1039,6 @@ static void pnv_php_init_irq(struct pnv_php_slot *php_slot, int irq)
 	u16 sts, ctrl;
 	int ret;
 
-	/* Allocate workqueue */
-	php_slot->wq = alloc_workqueue("pciehp-%s", 0, 0, php_slot->name);
-	if (!php_slot->wq) {
-		SLOT_WARN(php_slot, "Cannot alloc workqueue\n");
-		pnv_php_disable_irq(php_slot, true);
-		return;
-	}
-
 	/* Check PDC (Presence Detection Change) is broken or not */
 	ret = of_property_read_u32(php_slot->dn, "ibm,slot-broken-pdc",
 				   &broken_pdc);
@@ -868,7 +1057,7 @@ static void pnv_php_init_irq(struct pnv_php_slot *php_slot, int irq)
 	ret = request_irq(irq, pnv_php_interrupt, IRQF_SHARED,
 			  php_slot->name, php_slot);
 	if (ret) {
-		pnv_php_disable_irq(php_slot, true);
+		pnv_php_disable_irq(php_slot, true, true);
 		SLOT_WARN(php_slot, "Error %d enabling IRQ %d\n", ret, irq);
 		return;
 	}
diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index 97e8af88df851b..ab853d6c586b60 100644
--- a/drivers/pinctrl/pinmux.c
+++ b/drivers/pinctrl/pinmux.c
@@ -238,18 +238,7 @@ static const char *pin_free(struct pinctrl_dev *pctldev, int pin,
 			if (desc->mux_usecount)
 				return NULL;
 		}
-	}
-
-	/*
-	 * If there is no kind of request function for the pin we just assume
-	 * we got it by default and proceed.
-	 */
-	if (gpio_range && ops->gpio_disable_free)
-		ops->gpio_disable_free(pctldev, gpio_range, pin);
-	else if (ops->free)
-		ops->free(pctldev, pin);
 
-	scoped_guard(mutex, &desc->mux_lock) {
 		if (gpio_range) {
 			owner = desc->gpio_owner;
 			desc->gpio_owner = NULL;
@@ -260,6 +249,15 @@ static const char *pin_free(struct pinctrl_dev *pctldev, int pin,
 		}
 	}
 
+	/*
+	 * If there is no kind of request function for the pin we just assume
+	 * we got it by default and proceed.
+	 */
+	if (gpio_range && ops->gpio_disable_free)
+		ops->gpio_disable_free(pctldev, gpio_range, pin);
+	else if (ops->free)
+		ops->free(pctldev, pin);
+
 	module_put(pctldev->owner);
 
 	return owner;
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 73bcf806af0ec2..fc11c3d55fa8c0 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -395,6 +395,7 @@ static int sunxi_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
 	const char *function, *pin_prop;
 	const char *group;
 	int ret, npins, nmaps, configlen = 0, i = 0;
+	struct pinctrl_map *new_map;
 
 	*map = NULL;
 	*num_maps = 0;
@@ -469,9 +470,13 @@ static int sunxi_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
 	 * We know have the number of maps we need, we can resize our
 	 * map array
 	 */
-	*map = krealloc(*map, i * sizeof(struct pinctrl_map), GFP_KERNEL);
-	if (!*map)
-		return -ENOMEM;
+	new_map = krealloc(*map, i * sizeof(struct pinctrl_map), GFP_KERNEL);
+	if (!new_map) {
+		ret = -ENOMEM;
+		goto err_free_map;
+	}
+
+	*map = new_map;
 
 	return 0;
 
diff --git a/drivers/power/supply/cpcap-charger.c b/drivers/power/supply/cpcap-charger.c
index be9764541d52a5..05a3f4b208a420 100644
--- a/drivers/power/supply/cpcap-charger.c
+++ b/drivers/power/supply/cpcap-charger.c
@@ -689,9 +689,8 @@ static void cpcap_usb_detect(struct work_struct *work)
 		struct power_supply *battery;
 
 		battery = power_supply_get_by_name("battery");
-		if (IS_ERR_OR_NULL(battery)) {
-			dev_err(ddata->dev, "battery power_supply not available %li\n",
-					PTR_ERR(battery));
+		if (!battery) {
+			dev_err(ddata->dev, "battery power_supply not available\n");
 			return;
 		}
 
diff --git a/drivers/power/supply/max14577_charger.c b/drivers/power/supply/max14577_charger.c
index 96f9de775043ac..daa5a6d41bb48b 100644
--- a/drivers/power/supply/max14577_charger.c
+++ b/drivers/power/supply/max14577_charger.c
@@ -501,7 +501,7 @@ static struct max14577_charger_platform_data *max14577_charger_dt_init(
 static struct max14577_charger_platform_data *max14577_charger_dt_init(
 		struct platform_device *pdev)
 {
-	return NULL;
+	return ERR_PTR(-ENODATA);
 }
 #endif /* CONFIG_OF */
 
@@ -572,7 +572,7 @@ static int max14577_charger_probe(struct platform_device *pdev)
 	chg->max14577 = max14577;
 
 	chg->pdata = max14577_charger_dt_init(pdev);
-	if (IS_ERR_OR_NULL(chg->pdata))
+	if (IS_ERR(chg->pdata))
 		return PTR_ERR(chg->pdata);
 
 	ret = max14577_charger_reg_init(chg);
diff --git a/drivers/powercap/dtpm_cpu.c b/drivers/powercap/dtpm_cpu.c
index ae7ee611978ba1..99a82060ead984 100644
--- a/drivers/powercap/dtpm_cpu.c
+++ b/drivers/powercap/dtpm_cpu.c
@@ -93,6 +93,8 @@ static u64 get_pd_power_uw(struct dtpm *dtpm)
 	int i;
 
 	pd = em_cpu_get(dtpm_cpu->cpu);
+	if (!pd)
+		return 0;
 
 	pd_mask = em_span_cpus(pd);
 
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index 63f96357eb9fd8..e1689957736d95 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -41,6 +41,9 @@ static __poll_t pps_cdev_poll(struct file *file, poll_table *wait)
 
 	poll_wait(file, &pps->queue, wait);
 
+	if (pps->last_fetched_ev == pps->last_ev)
+		return 0;
+
 	return EPOLLIN | EPOLLRDNORM;
 }
 
@@ -186,9 +189,11 @@ static long pps_cdev_ioctl(struct file *file,
 		if (err)
 			return err;
 
-		/* Return the fetched timestamp */
+		/* Return the fetched timestamp and save last fetched event  */
 		spin_lock_irq(&pps->lock);
 
+		pps->last_fetched_ev = pps->last_ev;
+
 		fdata.info.assert_sequence = pps->assert_sequence;
 		fdata.info.clear_sequence = pps->clear_sequence;
 		fdata.info.assert_tu = pps->assert_tu;
@@ -272,9 +277,11 @@ static long pps_cdev_compat_ioctl(struct file *file,
 		if (err)
 			return err;
 
-		/* Return the fetched timestamp */
+		/* Return the fetched timestamp and save last fetched event  */
 		spin_lock_irq(&pps->lock);
 
+		pps->last_fetched_ev = pps->last_ev;
+
 		compat.info.assert_sequence = pps->assert_sequence;
 		compat.info.clear_sequence = pps->clear_sequence;
 		compat.info.current_mode = pps->current_mode;
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 0c78451960926d..e14981383c0125 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -1461,7 +1461,7 @@ static long ds3231_clk_sqw_round_rate(struct clk_hw *hw, unsigned long rate,
 			return ds3231_clk_sqw_rates[i];
 	}
 
-	return 0;
+	return ds3231_clk_sqw_rates[ARRAY_SIZE(ds3231_clk_sqw_rates) - 1];
 }
 
 static int ds3231_clk_sqw_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c
index b018535c842b37..b873918042e33b 100644
--- a/drivers/rtc/rtc-hym8563.c
+++ b/drivers/rtc/rtc-hym8563.c
@@ -294,7 +294,7 @@ static long hym8563_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
 		if (clkout_rates[i] <= rate)
 			return clkout_rates[i];
 
-	return 0;
+	return clkout_rates[0];
 }
 
 static int hym8563_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/rtc/rtc-nct3018y.c b/drivers/rtc/rtc-nct3018y.c
index c4533c0f538967..5e7a8c7ad58c5f 100644
--- a/drivers/rtc/rtc-nct3018y.c
+++ b/drivers/rtc/rtc-nct3018y.c
@@ -342,7 +342,7 @@ static long nct3018y_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
 		if (clkout_rates[i] <= rate)
 			return clkout_rates[i];
 
-	return 0;
+	return clkout_rates[0];
 }
 
 static int nct3018y_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/rtc/rtc-pcf85063.c b/drivers/rtc/rtc-pcf85063.c
index 73848f764559b4..2b4921c23467d7 100644
--- a/drivers/rtc/rtc-pcf85063.c
+++ b/drivers/rtc/rtc-pcf85063.c
@@ -410,7 +410,7 @@ static long pcf85063_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
 		if (clkout_rates[i] <= rate)
 			return clkout_rates[i];
 
-	return 0;
+	return clkout_rates[0];
 }
 
 static int pcf85063_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index ea82b89d8929f9..61be91c25cf182 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -386,7 +386,7 @@ static long pcf8563_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
 		if (clkout_rates[i] <= rate)
 			return clkout_rates[i];
 
-	return 0;
+	return clkout_rates[0];
 }
 
 static int pcf8563_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/rtc/rtc-rv3028.c b/drivers/rtc/rtc-rv3028.c
index 2f001c59c61d54..86b7f821e937b2 100644
--- a/drivers/rtc/rtc-rv3028.c
+++ b/drivers/rtc/rtc-rv3028.c
@@ -738,7 +738,7 @@ static long rv3028_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
 		if (clkout_rates[i] <= rate)
 			return clkout_rates[i];
 
-	return 0;
+	return clkout_rates[0];
 }
 
 static int rv3028_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
diff --git a/drivers/scsi/elx/efct/efct_lio.c b/drivers/scsi/elx/efct/efct_lio.c
index a982b9cf987017..49d7fe150684bc 100644
--- a/drivers/scsi/elx/efct/efct_lio.c
+++ b/drivers/scsi/elx/efct/efct_lio.c
@@ -382,7 +382,7 @@ efct_lio_sg_unmap(struct efct_io *io)
 		return;
 
 	dma_unmap_sg(&io->efct->pci->dev, cmd->t_data_sg,
-		     ocp->seg_map_cnt, cmd->data_direction);
+		     cmd->t_data_nents, cmd->data_direction);
 	ocp->seg_map_cnt = 0;
 }
 
diff --git a/drivers/scsi/ibmvscsi_tgt/libsrp.c b/drivers/scsi/ibmvscsi_tgt/libsrp.c
index 8a0e28aec928e4..0ecad398ed3db0 100644
--- a/drivers/scsi/ibmvscsi_tgt/libsrp.c
+++ b/drivers/scsi/ibmvscsi_tgt/libsrp.c
@@ -184,7 +184,8 @@ static int srp_direct_data(struct ibmvscsis_cmd *cmd, struct srp_direct_buf *md,
 	err = rdma_io(cmd, sg, nsg, md, 1, dir, len);
 
 	if (dma_map)
-		dma_unmap_sg(iue->target->dev, sg, nsg, DMA_BIDIRECTIONAL);
+		dma_unmap_sg(iue->target->dev, sg, cmd->se_cmd.t_data_nents,
+			     DMA_BIDIRECTIONAL);
 
 	return err;
 }
@@ -256,7 +257,8 @@ static int srp_indirect_data(struct ibmvscsis_cmd *cmd, struct srp_cmd *srp_cmd,
 	err = rdma_io(cmd, sg, nsg, md, nmd, dir, len);
 
 	if (dma_map)
-		dma_unmap_sg(iue->target->dev, sg, nsg, DMA_BIDIRECTIONAL);
+		dma_unmap_sg(iue->target->dev, sg, cmd->se_cmd.t_data_nents,
+			     DMA_BIDIRECTIONAL);
 
 free_mem:
 	if (token && dma_map) {
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 7162a5029b37a8..3841db665fe4bd 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -2907,7 +2907,7 @@ static void isci_request_io_request_complete(struct isci_host *ihost,
 					 task->total_xfer_len, task->data_dir);
 		else  /* unmap the sgl dma addresses */
 			dma_unmap_sg(&ihost->pdev->dev, task->scatter,
-				     request->num_sg_entries, task->data_dir);
+				     task->num_scatter, task->data_dir);
 		break;
 	case SAS_PROTOCOL_SMP: {
 		struct scatterlist *sg = &task->smp_task.smp_req;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index f270b0d829f6ea..0afa485fb300ca 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -10818,8 +10818,7 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
 		break;
 	case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST:
 		_scsih_pcie_topology_change_event(ioc, fw_event);
-		ioc->current_event = NULL;
-		return;
+		break;
 	}
 out:
 	fw_event_work_put(fw_event);
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index 1444b1f1c4c886..d6897432cf0f56 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -828,7 +828,7 @@ static int mvs_task_prep(struct sas_task *task, struct mvs_info *mvi, int is_tmf
 	dev_printk(KERN_ERR, mvi->dev, "mvsas prep failed[%d]!\n", rc);
 	if (!sas_protocol_ata(task->task_proto))
 		if (n_elem)
-			dma_unmap_sg(mvi->dev, task->scatter, n_elem,
+			dma_unmap_sg(mvi->dev, task->scatter, task->num_scatter,
 				     task->data_dir);
 prep_out:
 	return rc;
@@ -874,7 +874,7 @@ static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task,
 	if (!sas_protocol_ata(task->task_proto))
 		if (slot->n_elem)
 			dma_unmap_sg(mvi->dev, task->scatter,
-				     slot->n_elem, task->data_dir);
+				     task->num_scatter, task->data_dir);
 
 	switch (task->task_proto) {
 	case SAS_PROTOCOL_SMP:
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index f2c31e74d8ed06..22bec2453bac9c 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2169,6 +2169,8 @@ static int iscsi_iter_destroy_conn_fn(struct device *dev, void *data)
 		return 0;
 
 	iscsi_remove_conn(iscsi_dev_to_conn(dev));
+	iscsi_put_conn(iscsi_dev_to_conn(dev));
+
 	return 0;
 }
 
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index fe694fec16b516..873c920eb0cf06 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3895,7 +3895,9 @@ static void sd_shutdown(struct device *dev)
 	if ((system_state != SYSTEM_RESTART &&
 	     sdkp->device->manage_system_start_stop) ||
 	    (system_state == SYSTEM_POWER_OFF &&
-	     sdkp->device->manage_shutdown)) {
+	     sdkp->device->manage_shutdown) ||
+	    (system_state == SYSTEM_RUNNING &&
+	     sdkp->device->manage_runtime_start_stop)) {
 		sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n");
 		sd_start_stop_device(sdkp, 0);
 	}
diff --git a/drivers/soc/qcom/pmic_glink.c b/drivers/soc/qcom/pmic_glink.c
index 7e50eeb4cc6f2f..2222ca4fa6e214 100644
--- a/drivers/soc/qcom/pmic_glink.c
+++ b/drivers/soc/qcom/pmic_glink.c
@@ -145,7 +145,10 @@ static int pmic_glink_rpmsg_callback(struct rpmsg_device *rpdev, void *data,
 	return 0;
 }
 
-static void pmic_glink_aux_release(struct device *dev) {}
+static void pmic_glink_aux_release(struct device *dev)
+{
+	of_node_put(dev->of_node);
+}
 
 static int pmic_glink_add_aux_device(struct pmic_glink *pg,
 				     struct auxiliary_device *aux,
@@ -159,8 +162,10 @@ static int pmic_glink_add_aux_device(struct pmic_glink *pg,
 	aux->dev.release = pmic_glink_aux_release;
 	device_set_of_node_from_dev(&aux->dev, parent);
 	ret = auxiliary_device_init(aux);
-	if (ret)
+	if (ret) {
+		of_node_put(aux->dev.of_node);
 		return ret;
+	}
 
 	ret = auxiliary_device_add(aux);
 	if (ret)
diff --git a/drivers/soc/qcom/qmi_encdec.c b/drivers/soc/qcom/qmi_encdec.c
index 5c7161b18b7240..645c4ee24f5b4f 100644
--- a/drivers/soc/qcom/qmi_encdec.c
+++ b/drivers/soc/qcom/qmi_encdec.c
@@ -304,6 +304,8 @@ static int qmi_encode(const struct qmi_elem_info *ei_array, void *out_buf,
 	const void *buf_src;
 	int encode_tlv = 0;
 	int rc;
+	u8 val8;
+	u16 val16;
 
 	if (!ei_array)
 		return 0;
@@ -338,7 +340,6 @@ static int qmi_encode(const struct qmi_elem_info *ei_array, void *out_buf,
 			break;
 
 		case QMI_DATA_LEN:
-			memcpy(&data_len_value, buf_src, temp_ei->elem_size);
 			data_len_sz = temp_ei->elem_size == sizeof(u8) ?
 					sizeof(u8) : sizeof(u16);
 			/* Check to avoid out of range buffer access */
@@ -348,8 +349,17 @@ static int qmi_encode(const struct qmi_elem_info *ei_array, void *out_buf,
 				       __func__);
 				return -ETOOSMALL;
 			}
-			rc = qmi_encode_basic_elem(buf_dst, &data_len_value,
-						   1, data_len_sz);
+			if (data_len_sz == sizeof(u8)) {
+				val8 = *(u8 *)buf_src;
+				data_len_value = (u32)val8;
+				rc = qmi_encode_basic_elem(buf_dst, &val8,
+							   1, data_len_sz);
+			} else {
+				val16 = *(u16 *)buf_src;
+				data_len_value = (u32)le16_to_cpu(val16);
+				rc = qmi_encode_basic_elem(buf_dst, &val16,
+							   1, data_len_sz);
+			}
 			UPDATE_ENCODE_VARIABLES(temp_ei, buf_dst,
 						encoded_bytes, tlv_len,
 						encode_tlv, rc);
@@ -523,14 +533,23 @@ static int qmi_decode_string_elem(const struct qmi_elem_info *ei_array,
 	u32 string_len = 0;
 	u32 string_len_sz = 0;
 	const struct qmi_elem_info *temp_ei = ei_array;
+	u8 val8;
+	u16 val16;
 
 	if (dec_level == 1) {
 		string_len = tlv_len;
 	} else {
 		string_len_sz = temp_ei->elem_len <= U8_MAX ?
 				sizeof(u8) : sizeof(u16);
-		rc = qmi_decode_basic_elem(&string_len, buf_src,
-					   1, string_len_sz);
+		if (string_len_sz == sizeof(u8)) {
+			rc = qmi_decode_basic_elem(&val8, buf_src,
+						   1, string_len_sz);
+			string_len = (u32)val8;
+		} else {
+			rc = qmi_decode_basic_elem(&val16, buf_src,
+						   1, string_len_sz);
+			string_len = (u32)val16;
+		}
 		decoded_bytes += rc;
 	}
 
@@ -604,6 +623,9 @@ static int qmi_decode(const struct qmi_elem_info *ei_array, void *out_c_struct,
 	u32 decoded_bytes = 0;
 	const void *buf_src = in_buf;
 	int rc;
+	u8 val8;
+	u16 val16;
+	u32 val32;
 
 	while (decoded_bytes < in_buf_len) {
 		if (dec_level >= 2 && temp_ei->data_type == QMI_EOTI)
@@ -642,9 +664,17 @@ static int qmi_decode(const struct qmi_elem_info *ei_array, void *out_c_struct,
 		if (temp_ei->data_type == QMI_DATA_LEN) {
 			data_len_sz = temp_ei->elem_size == sizeof(u8) ?
 					sizeof(u8) : sizeof(u16);
-			rc = qmi_decode_basic_elem(&data_len_value, buf_src,
-						   1, data_len_sz);
-			memcpy(buf_dst, &data_len_value, sizeof(u32));
+			if (data_len_sz == sizeof(u8)) {
+				rc = qmi_decode_basic_elem(&val8, buf_src,
+							   1, data_len_sz);
+				data_len_value = (u32)val8;
+			} else {
+				rc = qmi_decode_basic_elem(&val16, buf_src,
+							   1, data_len_sz);
+				data_len_value = (u32)val16;
+			}
+			val32 = cpu_to_le32(data_len_value);
+			memcpy(buf_dst, &val32, sizeof(u32));
 			temp_ei = temp_ei + 1;
 			buf_dst = out_c_struct + temp_ei->offset;
 			tlv_len -= data_len_sz;
diff --git a/drivers/soc/tegra/cbb/tegra234-cbb.c b/drivers/soc/tegra/cbb/tegra234-cbb.c
index 5cf0e8c341644c..e8cc46874c7297 100644
--- a/drivers/soc/tegra/cbb/tegra234-cbb.c
+++ b/drivers/soc/tegra/cbb/tegra234-cbb.c
@@ -185,6 +185,8 @@ static void tegra234_cbb_error_clear(struct tegra_cbb *cbb)
 {
 	struct tegra234_cbb *priv = to_tegra234_cbb(cbb);
 
+	writel(0, priv->mon + FABRIC_MN_MASTER_ERR_FORCE_0);
+
 	writel(0x3f, priv->mon + FABRIC_MN_MASTER_ERR_STATUS_0);
 	dsb(sy);
 }
diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index 68d54887992d91..8ebfa44078e85f 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -1409,7 +1409,7 @@ static int _sdw_prepare_stream(struct sdw_stream_runtime *stream,
 		if (ret < 0) {
 			dev_err(bus->dev, "Prepare port(s) failed ret = %d\n",
 				ret);
-			return ret;
+			goto restore_params;
 		}
 	}
 
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 40680b5fffc9ab..211d9c76665bc4 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -1808,9 +1808,15 @@ static int stm32_spi_probe(struct platform_device *pdev)
 	struct resource *res;
 	struct reset_control *rst;
 	struct device_node *np = pdev->dev.of_node;
+	const struct stm32_spi_cfg *cfg;
 	bool device_mode;
 	int ret;
-	const struct stm32_spi_cfg *cfg = of_device_get_match_data(&pdev->dev);
+
+	cfg = of_device_get_match_data(&pdev->dev);
+	if (!cfg) {
+		dev_err(&pdev->dev, "Failed to get match data for platform\n");
+		return -ENODEV;
+	}
 
 	device_mode = of_property_read_bool(np, "spi-slave");
 	if (!cfg->has_device_mode && device_mode) {
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index eac1d570f4372d..dce721f440c5ee 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -744,6 +744,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display,
 	return info;
 
 release_framebuf:
+	fb_deferred_io_cleanup(info);
 	framebuffer_release(info);
 
 alloc_fail:
diff --git a/drivers/staging/nvec/nvec_power.c b/drivers/staging/nvec/nvec_power.c
index 9943b1fff1905d..573521e1703bb5 100644
--- a/drivers/staging/nvec/nvec_power.c
+++ b/drivers/staging/nvec/nvec_power.c
@@ -194,7 +194,7 @@ static int nvec_power_bat_notifier(struct notifier_block *nb,
 		break;
 	case MANUFACTURER:
 		memcpy(power->bat_manu, &res->plc, res->length - 2);
-		power->bat_model[res->length - 2] = '\0';
+		power->bat_manu[res->length - 2] = '\0';
 		break;
 	case MODEL:
 		memcpy(power->bat_model, &res->plc, res->length - 2);
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index da20bd3d46bc78..7dcdaac31546ba 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -4274,7 +4274,7 @@ static int ufshcd_uic_pwr_ctrl(struct ufs_hba *hba, struct uic_command *cmd)
 	hba->uic_async_done = NULL;
 	if (reenable_intr)
 		ufshcd_enable_intr(hba, UIC_COMMAND_COMPL);
-	if (ret) {
+	if (ret && !hba->pm_op_in_progress) {
 		ufshcd_set_link_broken(hba);
 		ufshcd_schedule_eh_work(hba);
 	}
@@ -4282,6 +4282,14 @@ static int ufshcd_uic_pwr_ctrl(struct ufs_hba *hba, struct uic_command *cmd)
 	spin_unlock_irqrestore(hba->host->host_lock, flags);
 	mutex_unlock(&hba->uic_cmd_mutex);
 
+	/*
+	 * If the h8 exit fails during the runtime resume process, it becomes
+	 * stuck and cannot be recovered through the error handler.  To fix
+	 * this, use link recovery instead of the error handler.
+	 */
+	if (ret && hba->pm_op_in_progress)
+		ret = ufshcd_link_recovery(hba);
+
 	return ret;
 }
 
diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
index 341408410ed934..41118bba91978d 100644
--- a/drivers/usb/early/xhci-dbc.c
+++ b/drivers/usb/early/xhci-dbc.c
@@ -681,6 +681,10 @@ int __init early_xdbc_setup_hardware(void)
 
 		xdbc.table_base = NULL;
 		xdbc.out_buf = NULL;
+
+		early_iounmap(xdbc.xhci_base, xdbc.xhci_length);
+		xdbc.xhci_base = NULL;
+		xdbc.xhci_length = 0;
 	}
 
 	return ret;
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 4f326988be867c..22231ad96d6107 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2489,6 +2489,11 @@ int composite_os_desc_req_prepare(struct usb_composite_dev *cdev,
 	if (!cdev->os_desc_req->buf) {
 		ret = -ENOMEM;
 		usb_ep_free_request(ep0, cdev->os_desc_req);
+		/*
+		 * Set os_desc_req to NULL so that composite_dev_cleanup()
+		 * will not try to free it again.
+		 */
+		cdev->os_desc_req = NULL;
 		goto end;
 	}
 	cdev->os_desc_req->context = cdev;
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 749ba3596c2b3f..b350ee080236e2 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -149,7 +149,7 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s
 	int			ret;
 	int			irq;
 	struct xhci_plat_priv	*priv = NULL;
-	bool			of_match;
+	const struct of_device_id *of_match;
 
 	if (usb_disabled())
 		return -ENODEV;
diff --git a/drivers/usb/misc/apple-mfi-fastcharge.c b/drivers/usb/misc/apple-mfi-fastcharge.c
index ac8695195c13c8..8e852f4b8262e6 100644
--- a/drivers/usb/misc/apple-mfi-fastcharge.c
+++ b/drivers/usb/misc/apple-mfi-fastcharge.c
@@ -44,6 +44,7 @@ MODULE_DEVICE_TABLE(usb, mfi_fc_id_table);
 struct mfi_device {
 	struct usb_device *udev;
 	struct power_supply *battery;
+	struct power_supply_desc battery_desc;
 	int charge_type;
 };
 
@@ -178,6 +179,7 @@ static int mfi_fc_probe(struct usb_device *udev)
 {
 	struct power_supply_config battery_cfg = {};
 	struct mfi_device *mfi = NULL;
+	char *battery_name;
 	int err;
 
 	if (!mfi_fc_match(udev))
@@ -187,23 +189,38 @@ static int mfi_fc_probe(struct usb_device *udev)
 	if (!mfi)
 		return -ENOMEM;
 
+	battery_name = kasprintf(GFP_KERNEL, "apple_mfi_fastcharge_%d-%d",
+				 udev->bus->busnum, udev->devnum);
+	if (!battery_name) {
+		err = -ENOMEM;
+		goto err_free_mfi;
+	}
+
+	mfi->battery_desc = apple_mfi_fc_desc;
+	mfi->battery_desc.name = battery_name;
+
 	battery_cfg.drv_data = mfi;
 
 	mfi->charge_type = POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
 	mfi->battery = power_supply_register(&udev->dev,
-						&apple_mfi_fc_desc,
+						&mfi->battery_desc,
 						&battery_cfg);
 	if (IS_ERR(mfi->battery)) {
 		dev_err(&udev->dev, "Can't register battery\n");
 		err = PTR_ERR(mfi->battery);
-		kfree(mfi);
-		return err;
+		goto err_free_name;
 	}
 
 	mfi->udev = usb_get_dev(udev);
 	dev_set_drvdata(&udev->dev, mfi);
 
 	return 0;
+
+err_free_name:
+	kfree(battery_name);
+err_free_mfi:
+	kfree(mfi);
+	return err;
 }
 
 static void mfi_fc_disconnect(struct usb_device *udev)
@@ -213,6 +230,7 @@ static void mfi_fc_disconnect(struct usb_device *udev)
 	mfi = dev_get_drvdata(&udev->dev);
 	if (mfi->battery)
 		power_supply_unregister(mfi->battery);
+	kfree(mfi->battery_desc.name);
 	dev_set_drvdata(&udev->dev, NULL);
 	usb_put_dev(mfi->udev);
 	kfree(mfi);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 6c6387d39db82c..ac72b04c997bfb 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2346,6 +2346,8 @@ static const struct usb_device_id option_ids[] = {
 	  .driver_info = RSVD(3) },
 	{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe145, 0xff),			/* Foxconn T99W651 RNDIS */
 	  .driver_info = RSVD(5) | RSVD(6) },
+	{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe15f, 0xff),                     /* Foxconn T99W709 */
+	  .driver_info = RSVD(5) },
 	{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe167, 0xff),                     /* Foxconn T99W640 MBIM */
 	  .driver_info = RSVD(3) },
 	{ USB_DEVICE(0x1508, 0x1001),						/* Fibocom NL668 (IOT version) */
diff --git a/drivers/vfio/group.c b/drivers/vfio/group.c
index 610a429c619125..54c3079031e165 100644
--- a/drivers/vfio/group.c
+++ b/drivers/vfio/group.c
@@ -194,11 +194,10 @@ static int vfio_df_group_open(struct vfio_device_file *df)
 		 * implies they expected translation to exist
 		 */
 		if (!capable(CAP_SYS_RAWIO) ||
-		    vfio_iommufd_device_has_compat_ioas(device, df->iommufd))
+		    vfio_iommufd_device_has_compat_ioas(device, df->iommufd)) {
 			ret = -EPERM;
-		else
-			ret = 0;
-		goto out_put_kvm;
+			goto out_put_kvm;
+		}
 	}
 
 	ret = vfio_df_open(df);
diff --git a/drivers/vfio/iommufd.c b/drivers/vfio/iommufd.c
index 82eba6966fa508..02852899c2aee4 100644
--- a/drivers/vfio/iommufd.c
+++ b/drivers/vfio/iommufd.c
@@ -25,6 +25,10 @@ int vfio_df_iommufd_bind(struct vfio_device_file *df)
 
 	lockdep_assert_held(&vdev->dev_set->lock);
 
+	/* Returns 0 to permit device opening under noiommu mode */
+	if (vfio_device_is_noiommu(vdev))
+		return 0;
+
 	return vdev->ops->bind_iommufd(vdev, ictx, &df->devid);
 }
 
diff --git a/drivers/vfio/pci/pds/vfio_dev.c b/drivers/vfio/pci/pds/vfio_dev.c
index a286ebcc711262..69d1bcefd7c32e 100644
--- a/drivers/vfio/pci/pds/vfio_dev.c
+++ b/drivers/vfio/pci/pds/vfio_dev.c
@@ -231,6 +231,7 @@ static const struct vfio_device_ops pds_vfio_ops = {
 	.bind_iommufd = vfio_iommufd_physical_bind,
 	.unbind_iommufd = vfio_iommufd_physical_unbind,
 	.attach_ioas = vfio_iommufd_physical_attach_ioas,
+	.detach_ioas = vfio_iommufd_physical_detach_ioas,
 };
 
 const struct vfio_device_ops *pds_vfio_ops_info(void)
diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
index fa168b43423954..3f139360752e29 100644
--- a/drivers/vfio/pci/vfio_pci_core.c
+++ b/drivers/vfio/pci/vfio_pci_core.c
@@ -2235,7 +2235,7 @@ int vfio_pci_core_register_device(struct vfio_pci_core_device *vdev)
 		return -EBUSY;
 	}
 
-	if (pci_is_root_bus(pdev->bus)) {
+	if (pci_is_root_bus(pdev->bus) || pdev->is_virtfn) {
 		ret = vfio_assign_device_set(&vdev->vdev, vdev);
 	} else if (!pci_probe_reset_slot(pdev->slot)) {
 		ret = vfio_assign_device_set(&vdev->vdev, pdev->slot);
diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c
index 40732e8ed4c6fb..edb631e5e7ec99 100644
--- a/drivers/vfio/vfio_main.c
+++ b/drivers/vfio/vfio_main.c
@@ -537,7 +537,8 @@ void vfio_df_close(struct vfio_device_file *df)
 
 	lockdep_assert_held(&device->dev_set->lock);
 
-	vfio_assert_device_open(device);
+	if (!vfio_assert_device_open(device))
+		return;
 	if (device->open_count == 1)
 		vfio_df_device_last_close(df);
 	device->open_count--;
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 66235151115740..90a3c0fc5ab0a6 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1032,10 +1032,8 @@ vhost_scsi_get_req(struct vhost_virtqueue *vq, struct vhost_scsi_ctx *vc,
 			/* validated at handler entry */
 			vs_tpg = vhost_vq_get_backend(vq);
 			tpg = READ_ONCE(vs_tpg[*vc->target]);
-			if (unlikely(!tpg)) {
-				vq_err(vq, "Target 0x%x does not exist\n", *vc->target);
+			if (unlikely(!tpg))
 				goto out;
-			}
 		}
 
 		if (tpgp)
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index 9d095fe03e18ba..ed68ba89b80b8f 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -935,13 +935,13 @@ static const char *fbcon_startup(void)
 	int rows, cols;
 
 	/*
-	 *  If num_registered_fb is zero, this is a call for the dummy part.
+	 *  If fbcon_num_registered_fb is zero, this is a call for the dummy part.
 	 *  The frame buffer devices weren't initialized yet.
 	 */
 	if (!fbcon_num_registered_fb || info_idx == -1)
 		return display_desc;
 	/*
-	 * Instead of blindly using registered_fb[0], we use info_idx, set by
+	 * Instead of blindly using fbcon_registered_fb[0], we use info_idx, set by
 	 * fbcon_fb_registered();
 	 */
 	info = fbcon_registered_fb[info_idx];
diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c
index 7042a43b81d856..5f9e98423d6569 100644
--- a/drivers/video/fbdev/imxfb.c
+++ b/drivers/video/fbdev/imxfb.c
@@ -1004,8 +1004,13 @@ static int imxfb_probe(struct platform_device *pdev)
 	info->fix.smem_start = fbi->map_dma;
 
 	INIT_LIST_HEAD(&info->modelist);
-	for (i = 0; i < fbi->num_modes; i++)
-		fb_add_videomode(&fbi->mode[i].mode, &info->modelist);
+	for (i = 0; i < fbi->num_modes; i++) {
+		ret = fb_add_videomode(&fbi->mode[i].mode, &info->modelist);
+		if (ret) {
+			dev_err(&pdev->dev, "Failed to add videomode\n");
+			goto failed_cmap;
+		}
+	}
 
 	/*
 	 * This makes sure that our colour bitfield
diff --git a/drivers/watchdog/ziirave_wdt.c b/drivers/watchdog/ziirave_wdt.c
index 5ed33df68e9aba..e611d60316c683 100644
--- a/drivers/watchdog/ziirave_wdt.c
+++ b/drivers/watchdog/ziirave_wdt.c
@@ -302,6 +302,9 @@ static int ziirave_firm_verify(struct watchdog_device *wdd,
 		const u16 len = be16_to_cpu(rec->len);
 		const u32 addr = be32_to_cpu(rec->addr);
 
+		if (len > sizeof(data))
+			return -EINVAL;
+
 		if (ziirave_firm_addr_readonly(addr))
 			continue;
 
diff --git a/drivers/xen/gntdev-common.h b/drivers/xen/gntdev-common.h
index 9c286b2a190016..ac8ce3179ba2e9 100644
--- a/drivers/xen/gntdev-common.h
+++ b/drivers/xen/gntdev-common.h
@@ -26,6 +26,10 @@ struct gntdev_priv {
 	/* lock protects maps and freeable_maps. */
 	struct mutex lock;
 
+	/* Free instances of struct gntdev_copy_batch. */
+	struct gntdev_copy_batch *batch;
+	struct mutex batch_lock;
+
 #ifdef CONFIG_XEN_GRANT_DMA_ALLOC
 	/* Device for which DMA memory is allocated. */
 	struct device *dma_dev;
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 61faea1f066305..1f21607656182a 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -56,6 +56,18 @@ MODULE_AUTHOR("Derek G. Murray <Derek.Murray@cl.cam.ac.uk>, "
 	      "Gerd Hoffmann <kraxel@redhat.com>");
 MODULE_DESCRIPTION("User-space granted page access driver");
 
+#define GNTDEV_COPY_BATCH 16
+
+struct gntdev_copy_batch {
+	struct gnttab_copy ops[GNTDEV_COPY_BATCH];
+	struct page *pages[GNTDEV_COPY_BATCH];
+	s16 __user *status[GNTDEV_COPY_BATCH];
+	unsigned int nr_ops;
+	unsigned int nr_pages;
+	bool writeable;
+	struct gntdev_copy_batch *next;
+};
+
 static unsigned int limit = 64*1024;
 module_param(limit, uint, 0644);
 MODULE_PARM_DESC(limit,
@@ -584,6 +596,8 @@ static int gntdev_open(struct inode *inode, struct file *flip)
 	INIT_LIST_HEAD(&priv->maps);
 	mutex_init(&priv->lock);
 
+	mutex_init(&priv->batch_lock);
+
 #ifdef CONFIG_XEN_GNTDEV_DMABUF
 	priv->dmabuf_priv = gntdev_dmabuf_init(flip);
 	if (IS_ERR(priv->dmabuf_priv)) {
@@ -608,6 +622,7 @@ static int gntdev_release(struct inode *inode, struct file *flip)
 {
 	struct gntdev_priv *priv = flip->private_data;
 	struct gntdev_grant_map *map;
+	struct gntdev_copy_batch *batch;
 
 	pr_debug("priv %p\n", priv);
 
@@ -620,6 +635,14 @@ static int gntdev_release(struct inode *inode, struct file *flip)
 	}
 	mutex_unlock(&priv->lock);
 
+	mutex_lock(&priv->batch_lock);
+	while (priv->batch) {
+		batch = priv->batch;
+		priv->batch = batch->next;
+		kfree(batch);
+	}
+	mutex_unlock(&priv->batch_lock);
+
 #ifdef CONFIG_XEN_GNTDEV_DMABUF
 	gntdev_dmabuf_fini(priv->dmabuf_priv);
 #endif
@@ -785,17 +808,6 @@ static long gntdev_ioctl_notify(struct gntdev_priv *priv, void __user *u)
 	return rc;
 }
 
-#define GNTDEV_COPY_BATCH 16
-
-struct gntdev_copy_batch {
-	struct gnttab_copy ops[GNTDEV_COPY_BATCH];
-	struct page *pages[GNTDEV_COPY_BATCH];
-	s16 __user *status[GNTDEV_COPY_BATCH];
-	unsigned int nr_ops;
-	unsigned int nr_pages;
-	bool writeable;
-};
-
 static int gntdev_get_page(struct gntdev_copy_batch *batch, void __user *virt,
 				unsigned long *gfn)
 {
@@ -953,36 +965,53 @@ static int gntdev_grant_copy_seg(struct gntdev_copy_batch *batch,
 static long gntdev_ioctl_grant_copy(struct gntdev_priv *priv, void __user *u)
 {
 	struct ioctl_gntdev_grant_copy copy;
-	struct gntdev_copy_batch batch;
+	struct gntdev_copy_batch *batch;
 	unsigned int i;
 	int ret = 0;
 
 	if (copy_from_user(&copy, u, sizeof(copy)))
 		return -EFAULT;
 
-	batch.nr_ops = 0;
-	batch.nr_pages = 0;
+	mutex_lock(&priv->batch_lock);
+	if (!priv->batch) {
+		batch = kmalloc(sizeof(*batch), GFP_KERNEL);
+	} else {
+		batch = priv->batch;
+		priv->batch = batch->next;
+	}
+	mutex_unlock(&priv->batch_lock);
+	if (!batch)
+		return -ENOMEM;
+
+	batch->nr_ops = 0;
+	batch->nr_pages = 0;
 
 	for (i = 0; i < copy.count; i++) {
 		struct gntdev_grant_copy_segment seg;
 
 		if (copy_from_user(&seg, &copy.segments[i], sizeof(seg))) {
 			ret = -EFAULT;
+			gntdev_put_pages(batch);
 			goto out;
 		}
 
-		ret = gntdev_grant_copy_seg(&batch, &seg, &copy.segments[i].status);
-		if (ret < 0)
+		ret = gntdev_grant_copy_seg(batch, &seg, &copy.segments[i].status);
+		if (ret < 0) {
+			gntdev_put_pages(batch);
 			goto out;
+		}
 
 		cond_resched();
 	}
-	if (batch.nr_ops)
-		ret = gntdev_copy(&batch);
-	return ret;
+	if (batch->nr_ops)
+		ret = gntdev_copy(batch);
+
+ out:
+	mutex_lock(&priv->batch_lock);
+	batch->next = priv->batch;
+	priv->batch = batch;
+	mutex_unlock(&priv->batch_lock);
 
-  out:
-	gntdev_put_pages(&batch);
 	return ret;
 }
 
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a123bb26acd8bd..d37104aa847a74 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -288,7 +288,7 @@ static void f2fs_read_end_io(struct bio *bio)
 {
 	struct f2fs_sb_info *sbi = F2FS_P_SB(bio_first_page_all(bio));
 	struct bio_post_read_ctx *ctx;
-	bool intask = in_task();
+	bool intask = in_task() && !irqs_disabled();
 
 	iostat_update_and_unbind_ctx(bio);
 	ctx = bio->bi_private;
@@ -1552,8 +1552,11 @@ int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map, int flag)
 	end = pgofs + maxblocks;
 
 next_dnode:
-	if (map->m_may_create)
+	if (map->m_may_create) {
+		if (f2fs_lfs_mode(sbi))
+			f2fs_balance_fs(sbi, true);
 		f2fs_map_lock(sbi, flag);
+	}
 
 	/* When reading holes, we need its node page */
 	set_new_dnode(&dn, inode, NULL, NULL, 0);
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index bfa2d89dc9ea3b..6a77581106a9e4 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -382,7 +382,7 @@ void f2fs_init_read_extent_tree(struct inode *inode, struct page *ipage)
 	struct f2fs_extent *i_ext = &F2FS_INODE(ipage)->i_ext;
 	struct extent_tree *et;
 	struct extent_node *en;
-	struct extent_info ei;
+	struct extent_info ei = {0};
 
 	if (!__may_extent_tree(inode, EX_READ)) {
 		/* drop largest read extent */
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 2d9a86129bd8de..7329f706da83c3 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1245,7 +1245,7 @@ struct f2fs_bio_info {
 #define RDEV(i)				(raw_super->devs[i])
 struct f2fs_dev_info {
 	struct block_device *bdev;
-	char path[MAX_PATH_LEN];
+	char path[MAX_PATH_LEN + 1];
 	unsigned int total_segments;
 	block_t start_blk;
 	block_t end_blk;
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 66721c2093c023..76ec2899cbe892 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -905,6 +905,19 @@ void f2fs_evict_inode(struct inode *inode)
 		f2fs_update_inode_page(inode);
 		if (dquot_initialize_needed(inode))
 			set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
+
+		/*
+		 * If both f2fs_truncate() and f2fs_update_inode_page() failed
+		 * due to fuzzed corrupted inode, call f2fs_inode_synced() to
+		 * avoid triggering later f2fs_bug_on().
+		 */
+		if (is_inode_flag_set(inode, FI_DIRTY_INODE)) {
+			f2fs_warn(sbi,
+				"f2fs_evict_inode: inode is dirty, ino:%lu",
+				inode->i_ino);
+			f2fs_inode_synced(inode);
+			set_sbi_flag(sbi, SBI_NEED_FSCK);
+		}
 	}
 	if (!is_sbi_flag_set(sbi, SBI_IS_FREEZING))
 		sb_end_intwrite(inode->i_sb);
@@ -921,8 +934,12 @@ void f2fs_evict_inode(struct inode *inode)
 	if (likely(!f2fs_cp_error(sbi) &&
 				!is_sbi_flag_set(sbi, SBI_CP_DISABLED)))
 		f2fs_bug_on(sbi, is_inode_flag_set(inode, FI_DIRTY_INODE));
-	else
-		f2fs_inode_synced(inode);
+
+	/*
+	 * anyway, it needs to remove the inode from sbi->inode_list[DIRTY_META]
+	 * list to avoid UAF in f2fs_sync_inode_meta() during checkpoint.
+	 */
+	f2fs_inode_synced(inode);
 
 	/* for the case f2fs_new_inode() was failed, .i_ino is zero, skip it */
 	if (inode->i_ino)
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index cd2ec6acc71776..a51a56bd0b61a4 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -606,8 +606,7 @@ static inline void __get_secs_required(struct f2fs_sb_info *sbi,
 	unsigned int dent_blocks = total_dent_blocks % CAP_BLKS_PER_SEC(sbi);
 	unsigned int data_blocks = 0;
 
-	if (f2fs_lfs_mode(sbi) &&
-		unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) {
+	if (f2fs_lfs_mode(sbi)) {
 		total_data_blocks = get_pages(sbi, F2FS_DIRTY_DATA);
 		data_secs = total_data_blocks / CAP_BLKS_PER_SEC(sbi);
 		data_blocks = total_data_blocks % CAP_BLKS_PER_SEC(sbi);
@@ -616,7 +615,7 @@ static inline void __get_secs_required(struct f2fs_sb_info *sbi,
 	if (lower_p)
 		*lower_p = node_secs + dent_secs + data_secs;
 	if (upper_p)
-		*upper_p = node_secs + dent_secs +
+		*upper_p = node_secs + dent_secs + data_secs +
 			(node_blocks ? 1 : 0) + (dent_blocks ? 1 : 0) +
 			(data_blocks ? 1 : 0);
 	if (curseg_p)
diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c
index 268ff47b039636..fd921e07e12b28 100644
--- a/fs/gfs2/util.c
+++ b/fs/gfs2/util.c
@@ -232,32 +232,23 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp)
 	 */
 	ret = gfs2_glock_nq(&sdp->sd_live_gh);
 
+	gfs2_glock_put(live_gl); /* drop extra reference we acquired */
+	clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags);
+
 	/*
 	 * If we actually got the "live" lock in EX mode, there are no other
-	 * nodes available to replay our journal. So we try to replay it
-	 * ourselves. We hold the "live" glock to prevent other mounters
-	 * during recovery, then just dequeue it and reacquire it in our
-	 * normal SH mode. Just in case the problem that caused us to
-	 * withdraw prevents us from recovering our journal (e.g. io errors
-	 * and such) we still check if the journal is clean before proceeding
-	 * but we may wait forever until another mounter does the recovery.
+	 * nodes available to replay our journal.
 	 */
 	if (ret == 0) {
-		fs_warn(sdp, "No other mounters found. Trying to recover our "
-			"own journal jid %d.\n", sdp->sd_lockstruct.ls_jid);
-		if (gfs2_recover_journal(sdp->sd_jdesc, 1))
-			fs_warn(sdp, "Unable to recover our journal jid %d.\n",
-				sdp->sd_lockstruct.ls_jid);
-		gfs2_glock_dq_wait(&sdp->sd_live_gh);
-		gfs2_holder_reinit(LM_ST_SHARED,
-				   LM_FLAG_NOEXP | GL_EXACT | GL_NOPID,
-				   &sdp->sd_live_gh);
-		gfs2_glock_nq(&sdp->sd_live_gh);
+		fs_warn(sdp, "No other mounters found.\n");
+		/*
+		 * We are about to release the lockspace.  By keeping live_gl
+		 * locked here, we ensure that the next mounter coming along
+		 * will be a "first" mounter which will perform recovery.
+		 */
+		goto skip_recovery;
 	}
 
-	gfs2_glock_put(live_gl); /* drop extra reference we acquired */
-	clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags);
-
 	/*
 	 * At this point our journal is evicted, so we need to get a new inode
 	 * for it. Once done, we need to call gfs2_find_jhead which
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index 61ed76d1039276..6a89f22d89677d 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -697,6 +697,7 @@ static const struct file_operations hfs_file_operations = {
 	.write_iter	= generic_file_write_iter,
 	.mmap		= generic_file_mmap,
 	.splice_read	= filemap_splice_read,
+	.splice_write	= iter_file_splice_write,
 	.fsync		= hfs_file_fsync,
 	.open		= hfs_file_open,
 	.release	= hfs_file_release,
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index 9c51867dddc51f..f6ac98b0d44ffd 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -342,9 +342,6 @@ static int hfsplus_free_extents(struct super_block *sb,
 	int i;
 	int err = 0;
 
-	/* Mapping the allocation file may lock the extent tree */
-	WARN_ON(mutex_is_locked(&HFSPLUS_SB(sb)->ext_tree->tree_lock));
-
 	hfsplus_dump_extent(extent);
 	for (i = 0; i < 8; extent++, i++) {
 		count = be32_to_cpu(extent->block_count);
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index c65c8c4b03dd38..73ff191ff2adc5 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -373,6 +373,7 @@ static const struct file_operations hfsplus_file_operations = {
 	.write_iter	= generic_file_write_iter,
 	.mmap		= generic_file_mmap,
 	.splice_read	= filemap_splice_read,
+	.splice_write	= iter_file_splice_write,
 	.fsync		= hfsplus_file_fsync,
 	.open		= hfsplus_file_open,
 	.release	= hfsplus_file_release,
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index 35e063c9f3a42e..5a877261c3fe48 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -1809,8 +1809,10 @@ dbAllocCtl(struct bmap * bmp, s64 nblocks, int l2nb, s64 blkno, s64 * results)
 			return -EIO;
 		dp = (struct dmap *) mp->data;
 
-		if (dp->tree.budmin < 0)
+		if (dp->tree.budmin < 0) {
+			release_metapage(mp);
 			return -EIO;
+		}
 
 		/* try to allocate the blocks.
 		 */
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 38918638423596..385baf871800c4 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1835,9 +1835,7 @@ static void block_revalidate(struct dentry *dentry)
 
 static void unblock_revalidate(struct dentry *dentry)
 {
-	/* store_release ensures wait_var_event() sees the update */
-	smp_store_release(&dentry->d_fsdata, NULL);
-	wake_up_var(&dentry->d_fsdata);
+	store_release_wake_up(&dentry->d_fsdata, NULL);
 }
 
 /*
diff --git a/fs/nfs/export.c b/fs/nfs/export.c
index be686b8e0c5465..aeb17adcb2b646 100644
--- a/fs/nfs/export.c
+++ b/fs/nfs/export.c
@@ -66,14 +66,21 @@ nfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
 {
 	struct nfs_fattr *fattr = NULL;
 	struct nfs_fh *server_fh = nfs_exp_embedfh(fid->raw);
-	size_t fh_size = offsetof(struct nfs_fh, data) + server_fh->size;
+	size_t fh_size = offsetof(struct nfs_fh, data);
 	const struct nfs_rpc_ops *rpc_ops;
 	struct dentry *dentry;
 	struct inode *inode;
-	int len = EMBED_FH_OFF + XDR_QUADLEN(fh_size);
+	int len = EMBED_FH_OFF;
 	u32 *p = fid->raw;
 	int ret;
 
+	/* Initial check of bounds */
+	if (fh_len < len + XDR_QUADLEN(fh_size) ||
+	    fh_len > XDR_QUADLEN(NFS_MAXFHSIZE))
+		return NULL;
+	/* Calculate embedded filehandle size */
+	fh_size += server_fh->size;
+	len += XDR_QUADLEN(fh_size);
 	/* NULL translates to ESTALE */
 	if (fh_len < len || fh_type != len)
 		return NULL;
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 0a26444fe20233..7354b6b1047833 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -745,14 +745,14 @@ ff_layout_choose_ds_for_read(struct pnfs_layout_segment *lseg,
 {
 	struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg);
 	struct nfs4_ff_layout_mirror *mirror;
-	struct nfs4_pnfs_ds *ds;
+	struct nfs4_pnfs_ds *ds = ERR_PTR(-EAGAIN);
 	u32 idx;
 
 	/* mirrors are initially sorted by efficiency */
 	for (idx = start_idx; idx < fls->mirror_array_cnt; idx++) {
 		mirror = FF_LAYOUT_COMP(lseg, idx);
 		ds = nfs4_ff_layout_prepare_ds(lseg, mirror, false);
-		if (!ds)
+		if (IS_ERR(ds))
 			continue;
 
 		if (check_device &&
@@ -760,10 +760,10 @@ ff_layout_choose_ds_for_read(struct pnfs_layout_segment *lseg,
 			continue;
 
 		*best_idx = idx;
-		return ds;
+		break;
 	}
 
-	return NULL;
+	return ds;
 }
 
 static struct nfs4_pnfs_ds *
@@ -933,7 +933,7 @@ ff_layout_pg_init_write(struct nfs_pageio_descriptor *pgio,
 	for (i = 0; i < pgio->pg_mirror_count; i++) {
 		mirror = FF_LAYOUT_COMP(pgio->pg_lseg, i);
 		ds = nfs4_ff_layout_prepare_ds(pgio->pg_lseg, mirror, true);
-		if (!ds) {
+		if (IS_ERR(ds)) {
 			if (!ff_layout_no_fallback_to_mds(pgio->pg_lseg))
 				goto out_mds;
 			pnfs_generic_pg_cleanup(pgio);
@@ -1839,6 +1839,7 @@ ff_layout_read_pagelist(struct nfs_pgio_header *hdr)
 	u32 idx = hdr->pgio_mirror_idx;
 	int vers;
 	struct nfs_fh *fh;
+	bool ds_fatal_error = false;
 
 	dprintk("--> %s ino %lu pgbase %u req %zu@%llu\n",
 		__func__, hdr->inode->i_ino,
@@ -1846,8 +1847,10 @@ ff_layout_read_pagelist(struct nfs_pgio_header *hdr)
 
 	mirror = FF_LAYOUT_COMP(lseg, idx);
 	ds = nfs4_ff_layout_prepare_ds(lseg, mirror, false);
-	if (!ds)
+	if (IS_ERR(ds)) {
+		ds_fatal_error = nfs_error_is_fatal(PTR_ERR(ds));
 		goto out_failed;
+	}
 
 	ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp,
 						   hdr->inode);
@@ -1888,7 +1891,7 @@ ff_layout_read_pagelist(struct nfs_pgio_header *hdr)
 	return PNFS_ATTEMPTED;
 
 out_failed:
-	if (ff_layout_avoid_mds_available_ds(lseg))
+	if (ff_layout_avoid_mds_available_ds(lseg) && !ds_fatal_error)
 		return PNFS_TRY_AGAIN;
 	trace_pnfs_mds_fallback_read_pagelist(hdr->inode,
 			hdr->args.offset, hdr->args.count,
@@ -1909,11 +1912,14 @@ ff_layout_write_pagelist(struct nfs_pgio_header *hdr, int sync)
 	int vers;
 	struct nfs_fh *fh;
 	u32 idx = hdr->pgio_mirror_idx;
+	bool ds_fatal_error = false;
 
 	mirror = FF_LAYOUT_COMP(lseg, idx);
 	ds = nfs4_ff_layout_prepare_ds(lseg, mirror, true);
-	if (!ds)
+	if (IS_ERR(ds)) {
+		ds_fatal_error = nfs_error_is_fatal(PTR_ERR(ds));
 		goto out_failed;
+	}
 
 	ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp,
 						   hdr->inode);
@@ -1956,7 +1962,7 @@ ff_layout_write_pagelist(struct nfs_pgio_header *hdr, int sync)
 	return PNFS_ATTEMPTED;
 
 out_failed:
-	if (ff_layout_avoid_mds_available_ds(lseg))
+	if (ff_layout_avoid_mds_available_ds(lseg) && !ds_fatal_error)
 		return PNFS_TRY_AGAIN;
 	trace_pnfs_mds_fallback_write_pagelist(hdr->inode,
 			hdr->args.offset, hdr->args.count,
@@ -1998,7 +2004,7 @@ static int ff_layout_initiate_commit(struct nfs_commit_data *data, int how)
 	idx = calc_ds_index_from_commit(lseg, data->ds_commit_index);
 	mirror = FF_LAYOUT_COMP(lseg, idx);
 	ds = nfs4_ff_layout_prepare_ds(lseg, mirror, true);
-	if (!ds)
+	if (IS_ERR(ds))
 		goto out_err;
 
 	ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp,
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index d21c5ecfbf1cc3..95d5dca6714563 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -370,11 +370,11 @@ nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg,
 			  struct nfs4_ff_layout_mirror *mirror,
 			  bool fail_return)
 {
-	struct nfs4_pnfs_ds *ds = NULL;
+	struct nfs4_pnfs_ds *ds;
 	struct inode *ino = lseg->pls_layout->plh_inode;
 	struct nfs_server *s = NFS_SERVER(ino);
 	unsigned int max_payload;
-	int status;
+	int status = -EAGAIN;
 
 	if (!ff_layout_init_mirror_ds(lseg->pls_layout, mirror))
 		goto noconnect;
@@ -412,7 +412,7 @@ nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg,
 	ff_layout_send_layouterror(lseg);
 	if (fail_return || !ff_layout_has_available_ds(lseg))
 		pnfs_error_mark_layout_for_return(ino, lseg);
-	ds = NULL;
+	ds = ERR_PTR(status);
 out:
 	return ds;
 }
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index c29ad2e1d41635..8870c72416acbd 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -613,9 +613,12 @@ nfs_write_match_verf(const struct nfs_writeverf *verf,
 
 static inline gfp_t nfs_io_gfp_mask(void)
 {
-	if (current->flags & PF_WQ_WORKER)
-		return GFP_KERNEL | __GFP_NORETRY | __GFP_NOWARN;
-	return GFP_KERNEL;
+	gfp_t ret = current_gfp_context(GFP_KERNEL);
+
+	/* For workers __GFP_NORETRY only with __GFP_IO or __GFP_FS */
+	if ((current->flags & PF_WQ_WORKER) && ret == GFP_KERNEL)
+		ret |= __GFP_NORETRY | __GFP_NOWARN;
+	return ret;
 }
 
 /*
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 3085a2faab2d34..89d88d37e0cc5c 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -10630,7 +10630,7 @@ const struct nfs4_minor_version_ops *nfs_v4_minor_ops[] = {
 
 static ssize_t nfs4_listxattr(struct dentry *dentry, char *list, size_t size)
 {
-	ssize_t error, error2, error3, error4;
+	ssize_t error, error2, error3, error4 = 0;
 	size_t left = size;
 
 	error = generic_listxattr(dentry, list, left);
@@ -10658,9 +10658,11 @@ static ssize_t nfs4_listxattr(struct dentry *dentry, char *list, size_t size)
 		left -= error3;
 	}
 
-	error4 = security_inode_listsecurity(d_inode(dentry), list, left);
-	if (error4 < 0)
-		return error4;
+	if (!nfs_server_capable(d_inode(dentry), NFS_CAP_SECURITY_LABEL)) {
+		error4 = security_inode_listsecurity(d_inode(dentry), list, left);
+		if (error4 < 0)
+			return error4;
+	}
 
 	error += error2 + error3 + error4;
 	if (size && error > size)
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c
index 9dac7f6e72d2bd..723ff9cad9ed92 100644
--- a/fs/notify/fanotify/fanotify.c
+++ b/fs/notify/fanotify/fanotify.c
@@ -445,7 +445,13 @@ static int fanotify_encode_fh(struct fanotify_fh *fh, struct inode *inode,
 	dwords = fh_len >> 2;
 	type = exportfs_encode_fid(inode, buf, &dwords);
 	err = -EINVAL;
-	if (type <= 0 || type == FILEID_INVALID || fh_len != dwords << 2)
+	/*
+	 * Unlike file_handle, type and len of struct fanotify_fh are u8.
+	 * Traditionally, filesystem return handle_type < 0xff, but there
+	 * is no enforecement for that in vfs.
+	 */
+	BUILD_BUG_ON(MAX_HANDLE_SZ > 0xff || FILEID_INVALID > 0xff);
+	if (type <= 0 || type >= FILEID_INVALID || fh_len != dwords << 2)
 		goto out_err;
 
 	fh->type = type;
diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
index 4aea458216117f..a7fe2e02c32ee6 100644
--- a/fs/ntfs3/file.c
+++ b/fs/ntfs3/file.c
@@ -299,7 +299,10 @@ static int ntfs_file_mmap(struct file *file, struct vm_area_struct *vma)
 		}
 
 		if (ni->i_valid < to) {
-			inode_lock(inode);
+			if (!inode_trylock(inode)) {
+				err = -EAGAIN;
+				goto out;
+			}
 			err = ntfs_extend_initialized_size(file, ni,
 							   ni->i_valid, to);
 			inode_unlock(inode);
diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
index 3c876c468c2c47..5c45fec832b00b 100644
--- a/fs/ntfs3/frecord.c
+++ b/fs/ntfs3/frecord.c
@@ -3058,8 +3058,7 @@ int ni_add_name(struct ntfs_inode *dir_ni, struct ntfs_inode *ni,
  * ni_rename - Remove one name and insert new name.
  */
 int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni,
-	      struct ntfs_inode *ni, struct NTFS_DE *de, struct NTFS_DE *new_de,
-	      bool *is_bad)
+	      struct ntfs_inode *ni, struct NTFS_DE *de, struct NTFS_DE *new_de)
 {
 	int err;
 	struct NTFS_DE *de2 = NULL;
@@ -3082,8 +3081,8 @@ int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni,
 	err = ni_add_name(new_dir_ni, ni, new_de);
 	if (!err) {
 		err = ni_remove_name(dir_ni, ni, de, &de2, &undo);
-		if (err && ni_remove_name(new_dir_ni, ni, new_de, &de2, &undo))
-			*is_bad = true;
+		WARN_ON(err && ni_remove_name(new_dir_ni, ni, new_de, &de2,
+			&undo));
 	}
 
 	/*
diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c
index 61c4da8e6c3de9..f5901c23ab9379 100644
--- a/fs/ntfs3/namei.c
+++ b/fs/ntfs3/namei.c
@@ -261,7 +261,7 @@ static int ntfs_rename(struct mnt_idmap *idmap, struct inode *dir,
 	struct ntfs_inode *ni = ntfs_i(inode);
 	struct inode *new_inode = d_inode(new_dentry);
 	struct NTFS_DE *de, *new_de;
-	bool is_same, is_bad;
+	bool is_same;
 	/*
 	 * de		- memory of PATH_MAX bytes:
 	 * [0-1024)	- original name (dentry->d_name)
@@ -330,12 +330,8 @@ static int ntfs_rename(struct mnt_idmap *idmap, struct inode *dir,
 	if (dir_ni != new_dir_ni)
 		ni_lock_dir2(new_dir_ni);
 
-	is_bad = false;
-	err = ni_rename(dir_ni, new_dir_ni, ni, de, new_de, &is_bad);
-	if (is_bad) {
-		/* Restore after failed rename failed too. */
-		_ntfs_bad_inode(inode);
-	} else if (!err) {
+	err = ni_rename(dir_ni, new_dir_ni, ni, de, new_de);
+	if (!err) {
 		simple_rename_timestamp(dir, dentry, new_dir, new_dentry);
 		mark_inode_dirty(inode);
 		mark_inode_dirty(dir);
diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index c98e6868bfbadb..72810d8f62ee9d 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -577,8 +577,7 @@ int ni_add_name(struct ntfs_inode *dir_ni, struct ntfs_inode *ni,
 		struct NTFS_DE *de);
 
 int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni,
-	      struct ntfs_inode *ni, struct NTFS_DE *de, struct NTFS_DE *new_de,
-	      bool *is_bad);
+	      struct ntfs_inode *ni, struct NTFS_DE *de, struct NTFS_DE *new_de);
 
 bool ni_is_dirty(struct inode *inode);
 
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index fa41db08848802..b57140ebfad0f7 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -728,8 +728,8 @@ static void do_k_string(void *k_mask, int index)
 
 	if (*mask & s_kmod_keyword_mask_map[index].mask_val) {
 		if ((strlen(kernel_debug_string) +
-		     strlen(s_kmod_keyword_mask_map[index].keyword))
-			< ORANGEFS_MAX_DEBUG_STRING_LEN - 1) {
+		     strlen(s_kmod_keyword_mask_map[index].keyword) + 1)
+			< ORANGEFS_MAX_DEBUG_STRING_LEN) {
 				strcat(kernel_debug_string,
 				       s_kmod_keyword_mask_map[index].keyword);
 				strcat(kernel_debug_string, ",");
@@ -756,7 +756,7 @@ static void do_c_string(void *c_mask, int index)
 	    (mask->mask2 & cdm_array[index].mask2)) {
 		if ((strlen(client_debug_string) +
 		     strlen(cdm_array[index].keyword) + 1)
-			< ORANGEFS_MAX_DEBUG_STRING_LEN - 2) {
+			< ORANGEFS_MAX_DEBUG_STRING_LEN) {
 				strcat(client_debug_string,
 				       cdm_array[index].keyword);
 				strcat(client_debug_string, ",");
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index c8785d68e870bf..2187d9ca351ced 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -567,6 +567,8 @@ static void pde_set_flags(struct proc_dir_entry *pde)
 	if (pde->proc_ops->proc_compat_ioctl)
 		pde->flags |= PROC_ENTRY_proc_compat_ioctl;
 #endif
+	if (pde->proc_ops->proc_lseek)
+		pde->flags |= PROC_ENTRY_proc_lseek;
 }
 
 struct proc_dir_entry *proc_create_data(const char *name, umode_t mode,
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 4b3ae7e0def32e..92772702d3695c 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -494,7 +494,7 @@ static int proc_reg_open(struct inode *inode, struct file *file)
 	typeof_member(struct proc_ops, proc_release) release;
 	struct pde_opener *pdeo;
 
-	if (!pde->proc_ops->proc_lseek)
+	if (!pde_has_proc_lseek(pde))
 		file->f_mode &= ~FMODE_LSEEK;
 
 	if (pde_is_permanent(pde)) {
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 445c74a39a931f..fe378136012076 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -98,6 +98,11 @@ static inline bool pde_has_proc_compat_ioctl(const struct proc_dir_entry *pde)
 #endif
 }
 
+static inline bool pde_has_proc_lseek(const struct proc_dir_entry *pde)
+{
+	return pde->flags & PROC_ENTRY_proc_lseek;
+}
+
 extern struct kmem_cache *proc_dir_entry_cache;
 void pde_free(struct proc_dir_entry *pde);
 
diff --git a/fs/smb/client/cifs_debug.c b/fs/smb/client/cifs_debug.c
index 4a20e92474b234..50ad8246ed187c 100644
--- a/fs/smb/client/cifs_debug.c
+++ b/fs/smb/client/cifs_debug.c
@@ -384,7 +384,7 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
 		seq_printf(m, "\nSMBDirect (in hex) protocol version: %x "
 			"transport status: %x",
 			server->smbd_conn->protocol,
-			server->smbd_conn->transport_status);
+			server->smbd_conn->socket.status);
 		seq_printf(m, "\nConn receive_credit_max: %x "
 			"send_credit_target: %x max_send_size: %x",
 			server->smbd_conn->receive_credit_max,
diff --git a/fs/smb/client/cifsacl.c b/fs/smb/client/cifsacl.c
index bf32bc22ebd69f..7bd29e827c8f1b 100644
--- a/fs/smb/client/cifsacl.c
+++ b/fs/smb/client/cifsacl.c
@@ -187,7 +187,7 @@ compare_sids(const struct smb_sid *ctsid, const struct smb_sid *cwsid)
 	/* compare all of the subauth values if any */
 	num_sat = ctsid->num_subauth;
 	num_saw = cwsid->num_subauth;
-	num_subauth = num_sat < num_saw ? num_sat : num_saw;
+	num_subauth = min(num_sat, num_saw);
 	if (num_subauth) {
 		for (i = 0; i < num_subauth; ++i) {
 			if (ctsid->sub_auth[i] != cwsid->sub_auth[i]) {
diff --git a/fs/smb/client/cifsacl.h b/fs/smb/client/cifsacl.h
index cbaed8038e3654..05b3650ba0aec8 100644
--- a/fs/smb/client/cifsacl.h
+++ b/fs/smb/client/cifsacl.h
@@ -144,7 +144,7 @@ struct smb3_sd {
 #define ACL_CONTROL_SI	0x0800	/* SACL Auto-Inherited */
 #define ACL_CONTROL_DI	0x0400	/* DACL Auto-Inherited */
 #define ACL_CONTROL_SC	0x0200	/* SACL computed through inheritance */
-#define ACL_CONTROL_DC	0x0100	/* DACL computed through inheritence */
+#define ACL_CONTROL_DC	0x0100	/* DACL computed through inheritance */
 #define ACL_CONTROL_SS	0x0080	/* Create server ACL */
 #define ACL_CONTROL_DT	0x0040	/* DACL provided by trusted source */
 #define ACL_CONTROL_SD	0x0020	/* SACL defaulted */
diff --git a/fs/smb/client/cifsencrypt.c b/fs/smb/client/cifsencrypt.c
index b0473c2567fe68..da3d003cb43db8 100644
--- a/fs/smb/client/cifsencrypt.c
+++ b/fs/smb/client/cifsencrypt.c
@@ -353,7 +353,7 @@ int cifs_verify_signature(struct smb_rqst *rqst,
 		cifs_dbg(FYI, "dummy signature received for smb command 0x%x\n",
 			 cifs_pdu->Command);
 
-	/* save off the origiginal signature so we can modify the smb and check
+	/* save off the original signature so we can modify the smb and check
 		its signature against what the server sent */
 	memcpy(server_response_sig, cifs_pdu->Signature.SecuritySignature, 8);
 
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c
index bbb0ef18d7b8c8..a1ab95f382d566 100644
--- a/fs/smb/client/cifsfs.c
+++ b/fs/smb/client/cifsfs.c
@@ -161,7 +161,7 @@ __u32 cifs_lock_secret;
 
 /*
  * Bumps refcount for cifs super block.
- * Note that it should be only called if a referece to VFS super block is
+ * Note that it should be only called if a reference to VFS super block is
  * already held, e.g. in open-type syscalls context. Otherwise it can race with
  * atomic_dec_and_test in deactivate_locked_super.
  */
@@ -289,7 +289,7 @@ static void cifs_kill_sb(struct super_block *sb)
 	struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
 
 	/*
-	 * We ned to release all dentries for the cached directories
+	 * We need to release all dentries for the cached directories
 	 * before we kill the sb.
 	 */
 	if (cifs_sb->root) {
diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h
index c9b37f2ebde853..4bafb1adfb2235 100644
--- a/fs/smb/client/cifsglob.h
+++ b/fs/smb/client/cifsglob.h
@@ -785,7 +785,7 @@ struct TCP_Server_Info {
 	} compression;
 	__u16	signing_algorithm;
 	__le16	cipher_type;
-	 /* save initital negprot hash */
+	 /* save initial negprot hash */
 	__u8	preauth_sha_hash[SMB2_PREAUTH_HASH_SIZE];
 	bool	signing_negotiated; /* true if valid signing context rcvd from server */
 	bool	posix_ext_supported;
diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h
index 763178b7745424..f4cfb082dfd146 100644
--- a/fs/smb/client/cifspdu.h
+++ b/fs/smb/client/cifspdu.h
@@ -781,7 +781,7 @@ typedef struct smb_com_logoff_andx_rsp {
 	__u16 ByteCount;
 } __attribute__((packed)) LOGOFF_ANDX_RSP;
 
-typedef union smb_com_tree_disconnect {	/* as an altetnative can use flag on
+typedef union smb_com_tree_disconnect {	/* as an alternative can use flag on
 					tree_connect PDU to effect disconnect */
 					/* tdis is probably simplest SMB PDU */
 	struct {
@@ -2405,7 +2405,7 @@ struct cifs_posix_ace { /* access control entry (ACE) */
 	__le64 cifs_uid; /* or gid */
 } __attribute__((packed));
 
-struct cifs_posix_acl { /* access conrol list  (ACL) */
+struct cifs_posix_acl { /* access control list  (ACL) */
 	__le16	version;
 	__le16	access_entry_count;  /* access ACL - count of entries */
 	__le16	default_entry_count; /* default ACL - count of entries */
diff --git a/fs/smb/client/cifssmb.c b/fs/smb/client/cifssmb.c
index db35e68e8a5830..81d425f571e28d 100644
--- a/fs/smb/client/cifssmb.c
+++ b/fs/smb/client/cifssmb.c
@@ -1214,7 +1214,7 @@ CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms, int *oplock,
 	req->CreateDisposition = cpu_to_le32(disposition);
 	req->CreateOptions = cpu_to_le32(create_options & CREATE_OPTIONS_MASK);
 
-	/* BB Expirement with various impersonation levels and verify */
+	/* BB Experiment with various impersonation levels and verify */
 	req->ImpersonationLevel = cpu_to_le32(SECURITY_IMPERSONATION);
 	req->SecurityFlags = SECURITY_CONTEXT_TRACKING|SECURITY_EFFECTIVE_ONLY;
 
@@ -2993,7 +2993,7 @@ static void cifs_init_ace(struct cifs_posix_ace *cifs_ace,
 
 /**
  * posix_acl_to_cifs - convert ACLs from POSIX ACL to cifs format
- * @parm_data: ACLs in cifs format to conver to
+ * @parm_data: ACLs in cifs format to convert to
  * @acl: ACLs in POSIX ACL format to convert from
  * @acl_type: the type of POSIX ACLs stored in @acl
  *
@@ -3970,7 +3970,7 @@ CIFSFindFirst(const unsigned int xid, struct cifs_tcon *tcon,
 		name_len =
 		    cifsConvertToUTF16((__le16 *) pSMB->FileName, searchName,
 				       PATH_MAX, nls_codepage, remap);
-		/* We can not add the asterik earlier in case
+		/* We can not add the asterisk earlier in case
 		it got remapped to 0xF03A as if it were part of the
 		directory name instead of a wildcard */
 		name_len *= 2;
diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c
index 99a8c6fbd41a65..7a2b81fbd9cfd2 100644
--- a/fs/smb/client/file.c
+++ b/fs/smb/client/file.c
@@ -2421,7 +2421,7 @@ cifs_get_writable_file(struct cifsInodeInfo *cifs_inode, int flags,
 			}
 		}
 	}
-	/* couldn't find useable FH with same pid, try any available */
+	/* couldn't find usable FH with same pid, try any available */
 	if (!any_available) {
 		any_available = true;
 		goto refind_writable;
diff --git a/fs/smb/client/fs_context.h b/fs/smb/client/fs_context.h
index 52ee72e562f5f6..90ebff5d0199d9 100644
--- a/fs/smb/client/fs_context.h
+++ b/fs/smb/client/fs_context.h
@@ -263,7 +263,7 @@ struct smb3_fs_context {
 	unsigned int min_offload;
 	unsigned int retrans;
 	bool sockopt_tcp_nodelay:1;
-	/* attribute cache timemout for files and directories in jiffies */
+	/* attribute cache timeout for files and directories in jiffies */
 	unsigned long acregmax;
 	unsigned long acdirmax;
 	/* timeout for deferred close of files in jiffies */
diff --git a/fs/smb/client/misc.c b/fs/smb/client/misc.c
index bbbe48447765de..ad77952f6d810b 100644
--- a/fs/smb/client/misc.c
+++ b/fs/smb/client/misc.c
@@ -260,7 +260,7 @@ free_rsp_buf(int resp_buftype, void *rsp)
 }
 
 /* NB: MID can not be set if treeCon not passed in, in that
-   case it is responsbility of caller to set the mid */
+   case it is responsibility of caller to set the mid */
 void
 header_assemble(struct smb_hdr *buffer, char smb_command /* command */ ,
 		const struct cifs_tcon *treeCon, int word_count
diff --git a/fs/smb/client/netmisc.c b/fs/smb/client/netmisc.c
index 1b52e6ac431cb0..2a8d71221e5e71 100644
--- a/fs/smb/client/netmisc.c
+++ b/fs/smb/client/netmisc.c
@@ -1003,7 +1003,7 @@ struct timespec64 cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset)
 	 year is 2**7, the last year is 1980+127, which means we need only
 	 consider 2 special case years, ie the years 2000 and 2100, and only
 	 adjust for the lack of leap year for the year 2100, as 2000 was a
-	 leap year (divisable by 400) */
+	 leap year (divisible by 400) */
 	if (year >= 120)  /* the year 2100 */
 		days = days - 1;  /* do not count leap year for the year 2100 */
 
diff --git a/fs/smb/client/readdir.c b/fs/smb/client/readdir.c
index 0be16f8acd9af5..5febf8afaab042 100644
--- a/fs/smb/client/readdir.c
+++ b/fs/smb/client/readdir.c
@@ -567,7 +567,7 @@ static void cifs_fill_dirent_std(struct cifs_dirent *de,
 		const FIND_FILE_STANDARD_INFO *info)
 {
 	de->name = &info->FileName[0];
-	/* one byte length, no endianess conversion */
+	/* one byte length, no endianness conversion */
 	de->namelen = info->FileNameLength;
 	de->resume_key = info->ResumeKey;
 }
@@ -832,7 +832,7 @@ static bool emit_cached_dirents(struct cached_dirents *cde,
 		 * However, this sequence of ->pos values may have holes
 		 * in it, for example dot-dirs returned from the server
 		 * are suppressed.
-		 * Handle this bu forcing ctx->pos to be the same as the
+		 * Handle this by forcing ctx->pos to be the same as the
 		 * ->pos of the current dirent we emit from the cache.
 		 * This means that when we emit these entries from the cache
 		 * we now emit them with the same ->pos value as in the
diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c
index 2385e570e3311a..d0734aa1961a3e 100644
--- a/fs/smb/client/smb2ops.c
+++ b/fs/smb/client/smb2ops.c
@@ -2132,7 +2132,7 @@ smb3_enum_snapshots(const unsigned int xid, struct cifs_tcon *tcon,
 			NULL, 0 /* no input data */, max_response_size,
 			(char **)&retbuf,
 			&ret_data_len);
-	cifs_dbg(FYI, "enum snaphots ioctl returned %d and ret buflen is %d\n",
+	cifs_dbg(FYI, "enum snapshots ioctl returned %d and ret buflen is %d\n",
 			rc, ret_data_len);
 	if (rc)
 		return rc;
@@ -3540,7 +3540,7 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
 		/*
 		 * At this point, we are trying to fallocate an internal
 		 * regions of a sparse file. Since smb2 does not have a
-		 * fallocate command we have two otions on how to emulate this.
+		 * fallocate command we have two options on how to emulate this.
 		 * We can either turn the entire file to become non-sparse
 		 * which we only do if the fallocate is for virtually
 		 * the whole file,  or we can overwrite the region with zeroes
diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c
index 357abb0170c495..e58cad5d735a22 100644
--- a/fs/smb/client/smb2pdu.c
+++ b/fs/smb/client/smb2pdu.c
@@ -2989,7 +2989,7 @@ int smb311_posix_mkdir(const unsigned int xid, struct inode *inode,
 
 	SMB2_close(xid, tcon, rsp->PersistentFileId, rsp->VolatileFileId);
 
-	/* Eventually save off posix specific response info and timestaps */
+	/* Eventually save off posix specific response info and timestamps */
 
 err_free_rsp_buf:
 	free_rsp_buf(resp_buftype, rsp_iov.iov_base);
@@ -4574,7 +4574,7 @@ smb2_readv_callback(struct mid_q_entry *mid)
 	}
 #ifdef CONFIG_CIFS_SMB_DIRECT
 	/*
-	 * If this rdata has a memmory registered, the MR can be freed
+	 * If this rdata has a memory registered, the MR can be freed
 	 * MR needs to be freed as soon as I/O finishes to prevent deadlock
 	 * because they have limited number and are used for future I/Os
 	 */
diff --git a/fs/smb/client/smb2transport.c b/fs/smb/client/smb2transport.c
index 4a43802375b3a3..99081e9d6283a2 100644
--- a/fs/smb/client/smb2transport.c
+++ b/fs/smb/client/smb2transport.c
@@ -720,7 +720,7 @@ smb2_verify_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server)
 			 shdr->Command);
 
 	/*
-	 * Save off the origiginal signature so we can modify the smb and check
+	 * Save off the original signature so we can modify the smb and check
 	 * our calculated signature against what the server sent.
 	 */
 	memcpy(server_response_sig, shdr->Signature, SMB2_SIGNATURE_SIZE);
diff --git a/fs/smb/client/smbdirect.c b/fs/smb/client/smbdirect.c
index d74e829de51c22..48d020e1f663b5 100644
--- a/fs/smb/client/smbdirect.c
+++ b/fs/smb/client/smbdirect.c
@@ -164,10 +164,11 @@ static void smbd_disconnect_rdma_work(struct work_struct *work)
 {
 	struct smbd_connection *info =
 		container_of(work, struct smbd_connection, disconnect_work);
+	struct smbdirect_socket *sc = &info->socket;
 
-	if (info->transport_status == SMBD_CONNECTED) {
-		info->transport_status = SMBD_DISCONNECTING;
-		rdma_disconnect(info->id);
+	if (sc->status == SMBDIRECT_SOCKET_CONNECTED) {
+		sc->status = SMBDIRECT_SOCKET_DISCONNECTING;
+		rdma_disconnect(sc->rdma.cm_id);
 	}
 }
 
@@ -181,6 +182,7 @@ static int smbd_conn_upcall(
 		struct rdma_cm_id *id, struct rdma_cm_event *event)
 {
 	struct smbd_connection *info = id->context;
+	struct smbdirect_socket *sc = &info->socket;
 
 	log_rdma_event(INFO, "event=%d status=%d\n",
 		event->event, event->status);
@@ -204,7 +206,7 @@ static int smbd_conn_upcall(
 
 	case RDMA_CM_EVENT_ESTABLISHED:
 		log_rdma_event(INFO, "connected event=%d\n", event->event);
-		info->transport_status = SMBD_CONNECTED;
+		sc->status = SMBDIRECT_SOCKET_CONNECTED;
 		wake_up_interruptible(&info->conn_wait);
 		break;
 
@@ -212,20 +214,20 @@ static int smbd_conn_upcall(
 	case RDMA_CM_EVENT_UNREACHABLE:
 	case RDMA_CM_EVENT_REJECTED:
 		log_rdma_event(INFO, "connecting failed event=%d\n", event->event);
-		info->transport_status = SMBD_DISCONNECTED;
+		sc->status = SMBDIRECT_SOCKET_DISCONNECTED;
 		wake_up_interruptible(&info->conn_wait);
 		break;
 
 	case RDMA_CM_EVENT_DEVICE_REMOVAL:
 	case RDMA_CM_EVENT_DISCONNECTED:
-		/* This happenes when we fail the negotiation */
-		if (info->transport_status == SMBD_NEGOTIATE_FAILED) {
-			info->transport_status = SMBD_DISCONNECTED;
+		/* This happens when we fail the negotiation */
+		if (sc->status == SMBDIRECT_SOCKET_NEGOTIATE_FAILED) {
+			sc->status = SMBDIRECT_SOCKET_DISCONNECTED;
 			wake_up(&info->conn_wait);
 			break;
 		}
 
-		info->transport_status = SMBD_DISCONNECTED;
+		sc->status = SMBDIRECT_SOCKET_DISCONNECTED;
 		wake_up_interruptible(&info->disconn_wait);
 		wake_up_interruptible(&info->wait_reassembly_queue);
 		wake_up_interruptible_all(&info->wait_send_queue);
@@ -274,6 +276,8 @@ static void send_done(struct ib_cq *cq, struct ib_wc *wc)
 	int i;
 	struct smbd_request *request =
 		container_of(wc->wr_cqe, struct smbd_request, cqe);
+	struct smbd_connection *info = request->info;
+	struct smbdirect_socket *sc = &info->socket;
 
 	log_rdma_send(INFO, "smbd_request 0x%p completed wc->status=%d\n",
 		request, wc->status);
@@ -285,7 +289,7 @@ static void send_done(struct ib_cq *cq, struct ib_wc *wc)
 	}
 
 	for (i = 0; i < request->num_sge; i++)
-		ib_dma_unmap_single(request->info->id->device,
+		ib_dma_unmap_single(sc->ib.dev,
 			request->sge[i].addr,
 			request->sge[i].length,
 			DMA_TO_DEVICE);
@@ -392,8 +396,9 @@ static void smbd_post_send_credits(struct work_struct *work)
 	struct smbd_connection *info =
 		container_of(work, struct smbd_connection,
 			post_send_credits_work);
+	struct smbdirect_socket *sc = &info->socket;
 
-	if (info->transport_status != SMBD_CONNECTED) {
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
 		wake_up(&info->wait_receive_queues);
 		return;
 	}
@@ -460,7 +465,6 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 	if (wc->status != IB_WC_SUCCESS || wc->opcode != IB_WC_RECV) {
 		log_rdma_recv(INFO, "wc->status=%d opcode=%d\n",
 			wc->status, wc->opcode);
-		smbd_disconnect_rdma_connection(info);
 		goto error;
 	}
 
@@ -477,8 +481,9 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 		info->full_packet_received = true;
 		info->negotiate_done =
 			process_negotiation_response(response, wc->byte_len);
+		put_receive_buffer(info, response);
 		complete(&info->negotiate_completion);
-		break;
+		return;
 
 	/* SMBD data transfer packet */
 	case SMBD_TRANSFER_DATA:
@@ -535,14 +540,16 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 		}
 
 		return;
-
-	default:
-		log_rdma_recv(ERR,
-			"unexpected response type=%d\n", response->type);
 	}
 
+	/*
+	 * This is an internal error!
+	 */
+	log_rdma_recv(ERR, "unexpected response type=%d\n", response->type);
+	WARN_ON_ONCE(response->type != SMBD_TRANSFER_DATA);
 error:
 	put_receive_buffer(info, response);
+	smbd_disconnect_rdma_connection(info);
 }
 
 static struct rdma_cm_id *smbd_create_id(
@@ -634,32 +641,34 @@ static int smbd_ia_open(
 		struct smbd_connection *info,
 		struct sockaddr *dstaddr, int port)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	int rc;
 
-	info->id = smbd_create_id(info, dstaddr, port);
-	if (IS_ERR(info->id)) {
-		rc = PTR_ERR(info->id);
+	sc->rdma.cm_id = smbd_create_id(info, dstaddr, port);
+	if (IS_ERR(sc->rdma.cm_id)) {
+		rc = PTR_ERR(sc->rdma.cm_id);
 		goto out1;
 	}
+	sc->ib.dev = sc->rdma.cm_id->device;
 
-	if (!frwr_is_supported(&info->id->device->attrs)) {
+	if (!frwr_is_supported(&sc->ib.dev->attrs)) {
 		log_rdma_event(ERR, "Fast Registration Work Requests (FRWR) is not supported\n");
 		log_rdma_event(ERR, "Device capability flags = %llx max_fast_reg_page_list_len = %u\n",
-			       info->id->device->attrs.device_cap_flags,
-			       info->id->device->attrs.max_fast_reg_page_list_len);
+			       sc->ib.dev->attrs.device_cap_flags,
+			       sc->ib.dev->attrs.max_fast_reg_page_list_len);
 		rc = -EPROTONOSUPPORT;
 		goto out2;
 	}
 	info->max_frmr_depth = min_t(int,
 		smbd_max_frmr_depth,
-		info->id->device->attrs.max_fast_reg_page_list_len);
+		sc->ib.dev->attrs.max_fast_reg_page_list_len);
 	info->mr_type = IB_MR_TYPE_MEM_REG;
-	if (info->id->device->attrs.kernel_cap_flags & IBK_SG_GAPS_REG)
+	if (sc->ib.dev->attrs.kernel_cap_flags & IBK_SG_GAPS_REG)
 		info->mr_type = IB_MR_TYPE_SG_GAPS;
 
-	info->pd = ib_alloc_pd(info->id->device, 0);
-	if (IS_ERR(info->pd)) {
-		rc = PTR_ERR(info->pd);
+	sc->ib.pd = ib_alloc_pd(sc->ib.dev, 0);
+	if (IS_ERR(sc->ib.pd)) {
+		rc = PTR_ERR(sc->ib.pd);
 		log_rdma_event(ERR, "ib_alloc_pd() returned %d\n", rc);
 		goto out2;
 	}
@@ -667,8 +676,8 @@ static int smbd_ia_open(
 	return 0;
 
 out2:
-	rdma_destroy_id(info->id);
-	info->id = NULL;
+	rdma_destroy_id(sc->rdma.cm_id);
+	sc->rdma.cm_id = NULL;
 
 out1:
 	return rc;
@@ -682,6 +691,7 @@ static int smbd_ia_open(
  */
 static int smbd_post_send_negotiate_req(struct smbd_connection *info)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct ib_send_wr send_wr;
 	int rc = -ENOMEM;
 	struct smbd_request *request;
@@ -705,18 +715,18 @@ static int smbd_post_send_negotiate_req(struct smbd_connection *info)
 
 	request->num_sge = 1;
 	request->sge[0].addr = ib_dma_map_single(
-				info->id->device, (void *)packet,
+				sc->ib.dev, (void *)packet,
 				sizeof(*packet), DMA_TO_DEVICE);
-	if (ib_dma_mapping_error(info->id->device, request->sge[0].addr)) {
+	if (ib_dma_mapping_error(sc->ib.dev, request->sge[0].addr)) {
 		rc = -EIO;
 		goto dma_mapping_failed;
 	}
 
 	request->sge[0].length = sizeof(*packet);
-	request->sge[0].lkey = info->pd->local_dma_lkey;
+	request->sge[0].lkey = sc->ib.pd->local_dma_lkey;
 
 	ib_dma_sync_single_for_device(
-		info->id->device, request->sge[0].addr,
+		sc->ib.dev, request->sge[0].addr,
 		request->sge[0].length, DMA_TO_DEVICE);
 
 	request->cqe.done = send_done;
@@ -733,14 +743,14 @@ static int smbd_post_send_negotiate_req(struct smbd_connection *info)
 		request->sge[0].length, request->sge[0].lkey);
 
 	atomic_inc(&info->send_pending);
-	rc = ib_post_send(info->id->qp, &send_wr, NULL);
+	rc = ib_post_send(sc->ib.qp, &send_wr, NULL);
 	if (!rc)
 		return 0;
 
 	/* if we reach here, post send failed */
 	log_rdma_send(ERR, "ib_post_send failed rc=%d\n", rc);
 	atomic_dec(&info->send_pending);
-	ib_dma_unmap_single(info->id->device, request->sge[0].addr,
+	ib_dma_unmap_single(sc->ib.dev, request->sge[0].addr,
 		request->sge[0].length, DMA_TO_DEVICE);
 
 	smbd_disconnect_rdma_connection(info);
@@ -792,6 +802,7 @@ static int manage_keep_alive_before_sending(struct smbd_connection *info)
 static int smbd_post_send(struct smbd_connection *info,
 		struct smbd_request *request)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct ib_send_wr send_wr;
 	int rc, i;
 
@@ -800,7 +811,7 @@ static int smbd_post_send(struct smbd_connection *info,
 			"rdma_request sge[%d] addr=0x%llx length=%u\n",
 			i, request->sge[i].addr, request->sge[i].length);
 		ib_dma_sync_single_for_device(
-			info->id->device,
+			sc->ib.dev,
 			request->sge[i].addr,
 			request->sge[i].length,
 			DMA_TO_DEVICE);
@@ -815,7 +826,7 @@ static int smbd_post_send(struct smbd_connection *info,
 	send_wr.opcode = IB_WR_SEND;
 	send_wr.send_flags = IB_SEND_SIGNALED;
 
-	rc = ib_post_send(info->id->qp, &send_wr, NULL);
+	rc = ib_post_send(sc->ib.qp, &send_wr, NULL);
 	if (rc) {
 		log_rdma_send(ERR, "ib_post_send failed rc=%d\n", rc);
 		smbd_disconnect_rdma_connection(info);
@@ -832,6 +843,7 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 			       struct iov_iter *iter,
 			       int *_remaining_data_length)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	int i, rc;
 	int header_length;
 	int data_length;
@@ -843,11 +855,11 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 	/* Wait for send credits. A SMBD packet needs one credit */
 	rc = wait_event_interruptible(info->wait_send_queue,
 		atomic_read(&info->send_credits) > 0 ||
-		info->transport_status != SMBD_CONNECTED);
+		sc->status != SMBDIRECT_SOCKET_CONNECTED);
 	if (rc)
 		goto err_wait_credit;
 
-	if (info->transport_status != SMBD_CONNECTED) {
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
 		log_outgoing(ERR, "disconnected not sending on wait_credit\n");
 		rc = -EAGAIN;
 		goto err_wait_credit;
@@ -860,9 +872,9 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 wait_send_queue:
 	wait_event(info->wait_post_send,
 		atomic_read(&info->send_pending) < info->send_credit_target ||
-		info->transport_status != SMBD_CONNECTED);
+		sc->status != SMBDIRECT_SOCKET_CONNECTED);
 
-	if (info->transport_status != SMBD_CONNECTED) {
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
 		log_outgoing(ERR, "disconnected not sending on wait_send_queue\n");
 		rc = -EAGAIN;
 		goto err_wait_send_queue;
@@ -889,8 +901,8 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 			.nr_sge		= 1,
 			.max_sge	= SMBDIRECT_MAX_SEND_SGE,
 			.sge		= request->sge,
-			.device		= info->id->device,
-			.local_dma_lkey	= info->pd->local_dma_lkey,
+			.device		= sc->ib.dev,
+			.local_dma_lkey	= sc->ib.pd->local_dma_lkey,
 			.direction	= DMA_TO_DEVICE,
 		};
 
@@ -942,18 +954,18 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 	if (!data_length)
 		header_length = offsetof(struct smbd_data_transfer, padding);
 
-	request->sge[0].addr = ib_dma_map_single(info->id->device,
+	request->sge[0].addr = ib_dma_map_single(sc->ib.dev,
 						 (void *)packet,
 						 header_length,
 						 DMA_TO_DEVICE);
-	if (ib_dma_mapping_error(info->id->device, request->sge[0].addr)) {
+	if (ib_dma_mapping_error(sc->ib.dev, request->sge[0].addr)) {
 		rc = -EIO;
 		request->sge[0].addr = 0;
 		goto err_dma;
 	}
 
 	request->sge[0].length = header_length;
-	request->sge[0].lkey = info->pd->local_dma_lkey;
+	request->sge[0].lkey = sc->ib.pd->local_dma_lkey;
 
 	rc = smbd_post_send(info, request);
 	if (!rc)
@@ -962,7 +974,7 @@ static int smbd_post_send_iter(struct smbd_connection *info,
 err_dma:
 	for (i = 0; i < request->num_sge; i++)
 		if (request->sge[i].addr)
-			ib_dma_unmap_single(info->id->device,
+			ib_dma_unmap_single(sc->ib.dev,
 					    request->sge[i].addr,
 					    request->sge[i].length,
 					    DMA_TO_DEVICE);
@@ -1007,17 +1019,18 @@ static int smbd_post_send_empty(struct smbd_connection *info)
 static int smbd_post_recv(
 		struct smbd_connection *info, struct smbd_response *response)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct ib_recv_wr recv_wr;
 	int rc = -EIO;
 
 	response->sge.addr = ib_dma_map_single(
-				info->id->device, response->packet,
+				sc->ib.dev, response->packet,
 				info->max_receive_size, DMA_FROM_DEVICE);
-	if (ib_dma_mapping_error(info->id->device, response->sge.addr))
+	if (ib_dma_mapping_error(sc->ib.dev, response->sge.addr))
 		return rc;
 
 	response->sge.length = info->max_receive_size;
-	response->sge.lkey = info->pd->local_dma_lkey;
+	response->sge.lkey = sc->ib.pd->local_dma_lkey;
 
 	response->cqe.done = recv_done;
 
@@ -1026,10 +1039,11 @@ static int smbd_post_recv(
 	recv_wr.sg_list = &response->sge;
 	recv_wr.num_sge = 1;
 
-	rc = ib_post_recv(info->id->qp, &recv_wr, NULL);
+	rc = ib_post_recv(sc->ib.qp, &recv_wr, NULL);
 	if (rc) {
-		ib_dma_unmap_single(info->id->device, response->sge.addr,
+		ib_dma_unmap_single(sc->ib.dev, response->sge.addr,
 				    response->sge.length, DMA_FROM_DEVICE);
+		response->sge.length = 0;
 		smbd_disconnect_rdma_connection(info);
 		log_rdma_recv(ERR, "ib_post_recv failed rc=%d\n", rc);
 	}
@@ -1186,10 +1200,16 @@ static struct smbd_response *get_receive_buffer(struct smbd_connection *info)
 static void put_receive_buffer(
 	struct smbd_connection *info, struct smbd_response *response)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	unsigned long flags;
 
-	ib_dma_unmap_single(info->id->device, response->sge.addr,
-		response->sge.length, DMA_FROM_DEVICE);
+	if (likely(response->sge.length != 0)) {
+		ib_dma_unmap_single(sc->ib.dev,
+				    response->sge.addr,
+				    response->sge.length,
+				    DMA_FROM_DEVICE);
+		response->sge.length = 0;
+	}
 
 	spin_lock_irqsave(&info->receive_queue_lock, flags);
 	list_add_tail(&response->list, &info->receive_queue);
@@ -1227,6 +1247,7 @@ static int allocate_receive_buffers(struct smbd_connection *info, int num_buf)
 			goto allocate_failed;
 
 		response->info = info;
+		response->sge.length = 0;
 		list_add_tail(&response->list, &info->receive_queue);
 		info->count_receive_queue++;
 	}
@@ -1288,6 +1309,7 @@ static void idle_connection_timer(struct work_struct *work)
 void smbd_destroy(struct TCP_Server_Info *server)
 {
 	struct smbd_connection *info = server->smbd_conn;
+	struct smbdirect_socket *sc;
 	struct smbd_response *response;
 	unsigned long flags;
 
@@ -1295,19 +1317,21 @@ void smbd_destroy(struct TCP_Server_Info *server)
 		log_rdma_event(INFO, "rdma session already destroyed\n");
 		return;
 	}
+	sc = &info->socket;
 
 	log_rdma_event(INFO, "destroying rdma session\n");
-	if (info->transport_status != SMBD_DISCONNECTED) {
-		rdma_disconnect(server->smbd_conn->id);
+	if (sc->status != SMBDIRECT_SOCKET_DISCONNECTED) {
+		rdma_disconnect(sc->rdma.cm_id);
 		log_rdma_event(INFO, "wait for transport being disconnected\n");
 		wait_event_interruptible(
 			info->disconn_wait,
-			info->transport_status == SMBD_DISCONNECTED);
+			sc->status == SMBDIRECT_SOCKET_DISCONNECTED);
 	}
 
 	log_rdma_event(INFO, "destroying qp\n");
-	ib_drain_qp(info->id->qp);
-	rdma_destroy_qp(info->id);
+	ib_drain_qp(sc->ib.qp);
+	rdma_destroy_qp(sc->rdma.cm_id);
+	sc->ib.qp = NULL;
 
 	log_rdma_event(INFO, "cancelling idle timer\n");
 	cancel_delayed_work_sync(&info->idle_timer_work);
@@ -1343,7 +1367,7 @@ void smbd_destroy(struct TCP_Server_Info *server)
 	 * are not locked by srv_mutex. It is possible some processes are
 	 * blocked on transport srv_mutex while holding memory registration.
 	 * Release the transport srv_mutex to allow them to hit the failure
-	 * path when sending data, and then release memory registartions.
+	 * path when sending data, and then release memory registrations.
 	 */
 	log_rdma_event(INFO, "freeing mr list\n");
 	wake_up_interruptible_all(&info->wait_mr);
@@ -1354,10 +1378,10 @@ void smbd_destroy(struct TCP_Server_Info *server)
 	}
 	destroy_mr_list(info);
 
-	ib_free_cq(info->send_cq);
-	ib_free_cq(info->recv_cq);
-	ib_dealloc_pd(info->pd);
-	rdma_destroy_id(info->id);
+	ib_free_cq(sc->ib.send_cq);
+	ib_free_cq(sc->ib.recv_cq);
+	ib_dealloc_pd(sc->ib.pd);
+	rdma_destroy_id(sc->rdma.cm_id);
 
 	/* free mempools */
 	mempool_destroy(info->request_mempool);
@@ -1366,7 +1390,7 @@ void smbd_destroy(struct TCP_Server_Info *server)
 	mempool_destroy(info->response_mempool);
 	kmem_cache_destroy(info->response_cache);
 
-	info->transport_status = SMBD_DESTROYED;
+	sc->status = SMBDIRECT_SOCKET_DESTROYED;
 
 	destroy_workqueue(info->workqueue);
 	log_rdma_event(INFO,  "rdma session destroyed\n");
@@ -1391,7 +1415,7 @@ int smbd_reconnect(struct TCP_Server_Info *server)
 	 * This is possible if transport is disconnected and we haven't received
 	 * notification from RDMA, but upper layer has detected timeout
 	 */
-	if (server->smbd_conn->transport_status == SMBD_CONNECTED) {
+	if (server->smbd_conn->socket.status == SMBDIRECT_SOCKET_CONNECTED) {
 		log_rdma_event(INFO, "disconnecting transport\n");
 		smbd_destroy(server);
 	}
@@ -1490,6 +1514,7 @@ static struct smbd_connection *_smbd_get_connection(
 {
 	int rc;
 	struct smbd_connection *info;
+	struct smbdirect_socket *sc;
 	struct rdma_conn_param conn_param;
 	struct ib_qp_init_attr qp_attr;
 	struct sockaddr_in *addr_in = (struct sockaddr_in *) dstaddr;
@@ -1499,29 +1524,30 @@ static struct smbd_connection *_smbd_get_connection(
 	info = kzalloc(sizeof(struct smbd_connection), GFP_KERNEL);
 	if (!info)
 		return NULL;
+	sc = &info->socket;
 
-	info->transport_status = SMBD_CONNECTING;
+	sc->status = SMBDIRECT_SOCKET_CONNECTING;
 	rc = smbd_ia_open(info, dstaddr, port);
 	if (rc) {
 		log_rdma_event(INFO, "smbd_ia_open rc=%d\n", rc);
 		goto create_id_failed;
 	}
 
-	if (smbd_send_credit_target > info->id->device->attrs.max_cqe ||
-	    smbd_send_credit_target > info->id->device->attrs.max_qp_wr) {
+	if (smbd_send_credit_target > sc->ib.dev->attrs.max_cqe ||
+	    smbd_send_credit_target > sc->ib.dev->attrs.max_qp_wr) {
 		log_rdma_event(ERR, "consider lowering send_credit_target = %d. Possible CQE overrun, device reporting max_cqe %d max_qp_wr %d\n",
 			       smbd_send_credit_target,
-			       info->id->device->attrs.max_cqe,
-			       info->id->device->attrs.max_qp_wr);
+			       sc->ib.dev->attrs.max_cqe,
+			       sc->ib.dev->attrs.max_qp_wr);
 		goto config_failed;
 	}
 
-	if (smbd_receive_credit_max > info->id->device->attrs.max_cqe ||
-	    smbd_receive_credit_max > info->id->device->attrs.max_qp_wr) {
+	if (smbd_receive_credit_max > sc->ib.dev->attrs.max_cqe ||
+	    smbd_receive_credit_max > sc->ib.dev->attrs.max_qp_wr) {
 		log_rdma_event(ERR, "consider lowering receive_credit_max = %d. Possible CQE overrun, device reporting max_cqe %d max_qp_wr %d\n",
 			       smbd_receive_credit_max,
-			       info->id->device->attrs.max_cqe,
-			       info->id->device->attrs.max_qp_wr);
+			       sc->ib.dev->attrs.max_cqe,
+			       sc->ib.dev->attrs.max_qp_wr);
 		goto config_failed;
 	}
 
@@ -1532,32 +1558,30 @@ static struct smbd_connection *_smbd_get_connection(
 	info->max_receive_size = smbd_max_receive_size;
 	info->keep_alive_interval = smbd_keep_alive_interval;
 
-	if (info->id->device->attrs.max_send_sge < SMBDIRECT_MAX_SEND_SGE ||
-	    info->id->device->attrs.max_recv_sge < SMBDIRECT_MAX_RECV_SGE) {
+	if (sc->ib.dev->attrs.max_send_sge < SMBDIRECT_MAX_SEND_SGE ||
+	    sc->ib.dev->attrs.max_recv_sge < SMBDIRECT_MAX_RECV_SGE) {
 		log_rdma_event(ERR,
 			"device %.*s max_send_sge/max_recv_sge = %d/%d too small\n",
 			IB_DEVICE_NAME_MAX,
-			info->id->device->name,
-			info->id->device->attrs.max_send_sge,
-			info->id->device->attrs.max_recv_sge);
+			sc->ib.dev->name,
+			sc->ib.dev->attrs.max_send_sge,
+			sc->ib.dev->attrs.max_recv_sge);
 		goto config_failed;
 	}
 
-	info->send_cq = NULL;
-	info->recv_cq = NULL;
-	info->send_cq =
-		ib_alloc_cq_any(info->id->device, info,
+	sc->ib.send_cq =
+		ib_alloc_cq_any(sc->ib.dev, info,
 				info->send_credit_target, IB_POLL_SOFTIRQ);
-	if (IS_ERR(info->send_cq)) {
-		info->send_cq = NULL;
+	if (IS_ERR(sc->ib.send_cq)) {
+		sc->ib.send_cq = NULL;
 		goto alloc_cq_failed;
 	}
 
-	info->recv_cq =
-		ib_alloc_cq_any(info->id->device, info,
+	sc->ib.recv_cq =
+		ib_alloc_cq_any(sc->ib.dev, info,
 				info->receive_credit_max, IB_POLL_SOFTIRQ);
-	if (IS_ERR(info->recv_cq)) {
-		info->recv_cq = NULL;
+	if (IS_ERR(sc->ib.recv_cq)) {
+		sc->ib.recv_cq = NULL;
 		goto alloc_cq_failed;
 	}
 
@@ -1571,31 +1595,30 @@ static struct smbd_connection *_smbd_get_connection(
 	qp_attr.cap.max_inline_data = 0;
 	qp_attr.sq_sig_type = IB_SIGNAL_REQ_WR;
 	qp_attr.qp_type = IB_QPT_RC;
-	qp_attr.send_cq = info->send_cq;
-	qp_attr.recv_cq = info->recv_cq;
+	qp_attr.send_cq = sc->ib.send_cq;
+	qp_attr.recv_cq = sc->ib.recv_cq;
 	qp_attr.port_num = ~0;
 
-	rc = rdma_create_qp(info->id, info->pd, &qp_attr);
+	rc = rdma_create_qp(sc->rdma.cm_id, sc->ib.pd, &qp_attr);
 	if (rc) {
 		log_rdma_event(ERR, "rdma_create_qp failed %i\n", rc);
 		goto create_qp_failed;
 	}
+	sc->ib.qp = sc->rdma.cm_id->qp;
 
 	memset(&conn_param, 0, sizeof(conn_param));
 	conn_param.initiator_depth = 0;
 
 	conn_param.responder_resources =
-		info->id->device->attrs.max_qp_rd_atom
-			< SMBD_CM_RESPONDER_RESOURCES ?
-		info->id->device->attrs.max_qp_rd_atom :
-		SMBD_CM_RESPONDER_RESOURCES;
+		min(sc->ib.dev->attrs.max_qp_rd_atom,
+		    SMBD_CM_RESPONDER_RESOURCES);
 	info->responder_resources = conn_param.responder_resources;
 	log_rdma_mr(INFO, "responder_resources=%d\n",
 		info->responder_resources);
 
 	/* Need to send IRD/ORD in private data for iWARP */
-	info->id->device->ops.get_port_immutable(
-		info->id->device, info->id->port_num, &port_immutable);
+	sc->ib.dev->ops.get_port_immutable(
+		sc->ib.dev, sc->rdma.cm_id->port_num, &port_immutable);
 	if (port_immutable.core_cap_flags & RDMA_CORE_PORT_IWARP) {
 		ird_ord_hdr[0] = info->responder_resources;
 		ird_ord_hdr[1] = 1;
@@ -1616,16 +1639,18 @@ static struct smbd_connection *_smbd_get_connection(
 	init_waitqueue_head(&info->conn_wait);
 	init_waitqueue_head(&info->disconn_wait);
 	init_waitqueue_head(&info->wait_reassembly_queue);
-	rc = rdma_connect(info->id, &conn_param);
+	rc = rdma_connect(sc->rdma.cm_id, &conn_param);
 	if (rc) {
 		log_rdma_event(ERR, "rdma_connect() failed with %i\n", rc);
 		goto rdma_connect_failed;
 	}
 
-	wait_event_interruptible(
-		info->conn_wait, info->transport_status != SMBD_CONNECTING);
+	wait_event_interruptible_timeout(
+		info->conn_wait,
+		sc->status != SMBDIRECT_SOCKET_CONNECTING,
+		msecs_to_jiffies(RDMA_RESOLVE_TIMEOUT));
 
-	if (info->transport_status != SMBD_CONNECTED) {
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
 		log_rdma_event(ERR, "rdma_connect failed port=%d\n", port);
 		goto rdma_connect_failed;
 	}
@@ -1676,26 +1701,26 @@ static struct smbd_connection *_smbd_get_connection(
 negotiation_failed:
 	cancel_delayed_work_sync(&info->idle_timer_work);
 	destroy_caches_and_workqueue(info);
-	info->transport_status = SMBD_NEGOTIATE_FAILED;
+	sc->status = SMBDIRECT_SOCKET_NEGOTIATE_FAILED;
 	init_waitqueue_head(&info->conn_wait);
-	rdma_disconnect(info->id);
+	rdma_disconnect(sc->rdma.cm_id);
 	wait_event(info->conn_wait,
-		info->transport_status == SMBD_DISCONNECTED);
+		sc->status == SMBDIRECT_SOCKET_DISCONNECTED);
 
 allocate_cache_failed:
 rdma_connect_failed:
-	rdma_destroy_qp(info->id);
+	rdma_destroy_qp(sc->rdma.cm_id);
 
 create_qp_failed:
 alloc_cq_failed:
-	if (info->send_cq)
-		ib_free_cq(info->send_cq);
-	if (info->recv_cq)
-		ib_free_cq(info->recv_cq);
+	if (sc->ib.send_cq)
+		ib_free_cq(sc->ib.send_cq);
+	if (sc->ib.recv_cq)
+		ib_free_cq(sc->ib.recv_cq);
 
 config_failed:
-	ib_dealloc_pd(info->pd);
-	rdma_destroy_id(info->id);
+	ib_dealloc_pd(sc->ib.pd);
+	rdma_destroy_id(sc->rdma.cm_id);
 
 create_id_failed:
 	kfree(info);
@@ -1735,6 +1760,7 @@ struct smbd_connection *smbd_get_connection(
 static int smbd_recv_buf(struct smbd_connection *info, char *buf,
 		unsigned int size)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct smbd_response *response;
 	struct smbd_data_transfer *data_transfer;
 	int to_copy, to_read, data_read, offset;
@@ -1849,12 +1875,12 @@ static int smbd_recv_buf(struct smbd_connection *info, char *buf,
 	rc = wait_event_interruptible(
 		info->wait_reassembly_queue,
 		info->reassembly_data_length >= size ||
-			info->transport_status != SMBD_CONNECTED);
+			sc->status != SMBDIRECT_SOCKET_CONNECTED);
 	/* Don't return any data if interrupted */
 	if (rc)
 		return rc;
 
-	if (info->transport_status != SMBD_CONNECTED) {
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
 		log_read(ERR, "disconnected\n");
 		return -ECONNABORTED;
 	}
@@ -1872,6 +1898,7 @@ static int smbd_recv_page(struct smbd_connection *info,
 		struct page *page, unsigned int page_offset,
 		unsigned int to_read)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	int ret;
 	char *to_address;
 	void *page_address;
@@ -1880,7 +1907,7 @@ static int smbd_recv_page(struct smbd_connection *info,
 	ret = wait_event_interruptible(
 		info->wait_reassembly_queue,
 		info->reassembly_data_length >= to_read ||
-			info->transport_status != SMBD_CONNECTED);
+			sc->status != SMBDIRECT_SOCKET_CONNECTED);
 	if (ret)
 		return ret;
 
@@ -1955,12 +1982,13 @@ int smbd_send(struct TCP_Server_Info *server,
 	int num_rqst, struct smb_rqst *rqst_array)
 {
 	struct smbd_connection *info = server->smbd_conn;
+	struct smbdirect_socket *sc = &info->socket;
 	struct smb_rqst *rqst;
 	struct iov_iter iter;
 	unsigned int remaining_data_length, klen;
 	int rc, i, rqst_idx;
 
-	if (info->transport_status != SMBD_CONNECTED)
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED)
 		return -EAGAIN;
 
 	/*
@@ -2054,6 +2082,7 @@ static void smbd_mr_recovery_work(struct work_struct *work)
 {
 	struct smbd_connection *info =
 		container_of(work, struct smbd_connection, mr_recovery_work);
+	struct smbdirect_socket *sc = &info->socket;
 	struct smbd_mr *smbdirect_mr;
 	int rc;
 
@@ -2071,7 +2100,7 @@ static void smbd_mr_recovery_work(struct work_struct *work)
 			}
 
 			smbdirect_mr->mr = ib_alloc_mr(
-				info->pd, info->mr_type,
+				sc->ib.pd, info->mr_type,
 				info->max_frmr_depth);
 			if (IS_ERR(smbdirect_mr->mr)) {
 				log_rdma_mr(ERR, "ib_alloc_mr failed mr_type=%x max_frmr_depth=%x\n",
@@ -2100,12 +2129,13 @@ static void smbd_mr_recovery_work(struct work_struct *work)
 
 static void destroy_mr_list(struct smbd_connection *info)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct smbd_mr *mr, *tmp;
 
 	cancel_work_sync(&info->mr_recovery_work);
 	list_for_each_entry_safe(mr, tmp, &info->mr_list, list) {
 		if (mr->state == MR_INVALIDATED)
-			ib_dma_unmap_sg(info->id->device, mr->sgt.sgl,
+			ib_dma_unmap_sg(sc->ib.dev, mr->sgt.sgl,
 				mr->sgt.nents, mr->dir);
 		ib_dereg_mr(mr->mr);
 		kfree(mr->sgt.sgl);
@@ -2122,6 +2152,7 @@ static void destroy_mr_list(struct smbd_connection *info)
  */
 static int allocate_mr_list(struct smbd_connection *info)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	int i;
 	struct smbd_mr *smbdirect_mr, *tmp;
 
@@ -2137,7 +2168,7 @@ static int allocate_mr_list(struct smbd_connection *info)
 		smbdirect_mr = kzalloc(sizeof(*smbdirect_mr), GFP_KERNEL);
 		if (!smbdirect_mr)
 			goto cleanup_entries;
-		smbdirect_mr->mr = ib_alloc_mr(info->pd, info->mr_type,
+		smbdirect_mr->mr = ib_alloc_mr(sc->ib.pd, info->mr_type,
 					info->max_frmr_depth);
 		if (IS_ERR(smbdirect_mr->mr)) {
 			log_rdma_mr(ERR, "ib_alloc_mr failed mr_type=%x max_frmr_depth=%x\n",
@@ -2182,20 +2213,20 @@ static int allocate_mr_list(struct smbd_connection *info)
  */
 static struct smbd_mr *get_mr(struct smbd_connection *info)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct smbd_mr *ret;
 	int rc;
 again:
 	rc = wait_event_interruptible(info->wait_mr,
 		atomic_read(&info->mr_ready_count) ||
-		info->transport_status != SMBD_CONNECTED);
+		sc->status != SMBDIRECT_SOCKET_CONNECTED);
 	if (rc) {
 		log_rdma_mr(ERR, "wait_event_interruptible rc=%x\n", rc);
 		return NULL;
 	}
 
-	if (info->transport_status != SMBD_CONNECTED) {
-		log_rdma_mr(ERR, "info->transport_status=%x\n",
-			info->transport_status);
+	if (sc->status != SMBDIRECT_SOCKET_CONNECTED) {
+		log_rdma_mr(ERR, "sc->status=%x\n", sc->status);
 		return NULL;
 	}
 
@@ -2248,6 +2279,7 @@ struct smbd_mr *smbd_register_mr(struct smbd_connection *info,
 				 struct iov_iter *iter,
 				 bool writing, bool need_invalidate)
 {
+	struct smbdirect_socket *sc = &info->socket;
 	struct smbd_mr *smbdirect_mr;
 	int rc, num_pages;
 	enum dma_data_direction dir;
@@ -2277,7 +2309,7 @@ struct smbd_mr *smbd_register_mr(struct smbd_connection *info,
 		    num_pages, iov_iter_count(iter), info->max_frmr_depth);
 	smbd_iter_to_mr(info, iter, &smbdirect_mr->sgt, info->max_frmr_depth);
 
-	rc = ib_dma_map_sg(info->id->device, smbdirect_mr->sgt.sgl,
+	rc = ib_dma_map_sg(sc->ib.dev, smbdirect_mr->sgt.sgl,
 			   smbdirect_mr->sgt.nents, dir);
 	if (!rc) {
 		log_rdma_mr(ERR, "ib_dma_map_sg num_pages=%x dir=%x rc=%x\n",
@@ -2313,7 +2345,7 @@ struct smbd_mr *smbd_register_mr(struct smbd_connection *info,
 	 * on IB_WR_REG_MR. Hardware enforces a barrier and order of execution
 	 * on the next ib_post_send when we actaully send I/O to remote peer
 	 */
-	rc = ib_post_send(info->id->qp, &reg_wr->wr, NULL);
+	rc = ib_post_send(sc->ib.qp, &reg_wr->wr, NULL);
 	if (!rc)
 		return smbdirect_mr;
 
@@ -2322,7 +2354,7 @@ struct smbd_mr *smbd_register_mr(struct smbd_connection *info,
 
 	/* If all failed, attempt to recover this MR by setting it MR_ERROR*/
 map_mr_error:
-	ib_dma_unmap_sg(info->id->device, smbdirect_mr->sgt.sgl,
+	ib_dma_unmap_sg(sc->ib.dev, smbdirect_mr->sgt.sgl,
 			smbdirect_mr->sgt.nents, smbdirect_mr->dir);
 
 dma_map_error:
@@ -2360,6 +2392,7 @@ int smbd_deregister_mr(struct smbd_mr *smbdirect_mr)
 {
 	struct ib_send_wr *wr;
 	struct smbd_connection *info = smbdirect_mr->conn;
+	struct smbdirect_socket *sc = &info->socket;
 	int rc = 0;
 
 	if (smbdirect_mr->need_invalidate) {
@@ -2373,7 +2406,7 @@ int smbd_deregister_mr(struct smbd_mr *smbdirect_mr)
 		wr->send_flags = IB_SEND_SIGNALED;
 
 		init_completion(&smbdirect_mr->invalidate_done);
-		rc = ib_post_send(info->id->qp, wr, NULL);
+		rc = ib_post_send(sc->ib.qp, wr, NULL);
 		if (rc) {
 			log_rdma_mr(ERR, "ib_post_send failed rc=%x\n", rc);
 			smbd_disconnect_rdma_connection(info);
@@ -2390,7 +2423,7 @@ int smbd_deregister_mr(struct smbd_mr *smbdirect_mr)
 
 	if (smbdirect_mr->state == MR_INVALIDATED) {
 		ib_dma_unmap_sg(
-			info->id->device, smbdirect_mr->sgt.sgl,
+			sc->ib.dev, smbdirect_mr->sgt.sgl,
 			smbdirect_mr->sgt.nents,
 			smbdirect_mr->dir);
 		smbdirect_mr->state = MR_READY;
diff --git a/fs/smb/client/smbdirect.h b/fs/smb/client/smbdirect.h
index 83f239f376f06d..c881e58c639de3 100644
--- a/fs/smb/client/smbdirect.h
+++ b/fs/smb/client/smbdirect.h
@@ -15,6 +15,8 @@
 #include <rdma/rdma_cm.h>
 #include <linux/mempool.h>
 
+#include "../common/smbdirect/smbdirect_socket.h"
+
 extern int rdma_readwrite_threshold;
 extern int smbd_max_frmr_depth;
 extern int smbd_keep_alive_interval;
@@ -50,14 +52,8 @@ enum smbd_connection_status {
  * 5. mempools for allocating packets
  */
 struct smbd_connection {
-	enum smbd_connection_status transport_status;
-
-	/* RDMA related */
-	struct rdma_cm_id *id;
-	struct ib_qp_init_attr qp_attr;
-	struct ib_pd *pd;
-	struct ib_cq *send_cq, *recv_cq;
-	struct ib_device_attr dev_attr;
+	struct smbdirect_socket socket;
+
 	int ri_rc;
 	struct completion ri_done;
 	wait_queue_head_t conn_wait;
@@ -111,7 +107,7 @@ struct smbd_connection {
 	/* Used by transport to wait until all MRs are returned */
 	wait_queue_head_t wait_for_mr_cleanup;
 
-	/* Activity accoutning */
+	/* Activity accounting */
 	atomic_t send_pending;
 	wait_queue_head_t wait_send_pending;
 	wait_queue_head_t wait_post_send;
diff --git a/fs/smb/common/smbdirect/smbdirect_socket.h b/fs/smb/common/smbdirect/smbdirect_socket.h
new file mode 100644
index 00000000000000..69a55561f91ae9
--- /dev/null
+++ b/fs/smb/common/smbdirect/smbdirect_socket.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ *   Copyright (c) 2025 Stefan Metzmacher
+ */
+
+#ifndef __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__
+#define __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__
+
+enum smbdirect_socket_status {
+	SMBDIRECT_SOCKET_CREATED,
+	SMBDIRECT_SOCKET_CONNECTING,
+	SMBDIRECT_SOCKET_CONNECTED,
+	SMBDIRECT_SOCKET_NEGOTIATE_FAILED,
+	SMBDIRECT_SOCKET_DISCONNECTING,
+	SMBDIRECT_SOCKET_DISCONNECTED,
+	SMBDIRECT_SOCKET_DESTROYED
+};
+
+struct smbdirect_socket {
+	enum smbdirect_socket_status status;
+
+	/* RDMA related */
+	struct {
+		struct rdma_cm_id *cm_id;
+	} rdma;
+
+	/* IB verbs related */
+	struct {
+		struct ib_pd *pd;
+		struct ib_cq *send_cq;
+		struct ib_cq *recv_cq;
+
+		/*
+		 * shortcuts for rdma.cm_id->{qp,device};
+		 */
+		struct ib_qp *qp;
+		struct ib_device *dev;
+	} ib;
+};
+
+#endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__ */
diff --git a/fs/smb/server/connection.h b/fs/smb/server/connection.h
index 47e6a8694c0fc1..c769fe3859b37e 100644
--- a/fs/smb/server/connection.h
+++ b/fs/smb/server/connection.h
@@ -45,6 +45,7 @@ struct ksmbd_conn {
 	struct mutex			srv_mutex;
 	int				status;
 	unsigned int			cli_cap;
+	__be32				inet_addr;
 	char				*request_buf;
 	struct ksmbd_transport		*transport;
 	struct nls_table		*local_nls;
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index e25c2ca56461ac..d3dd3b9b4005c6 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -1610,11 +1610,24 @@ static int krb5_authenticate(struct ksmbd_work *work,
 
 	rsp->SecurityBufferLength = cpu_to_le16(out_len);
 
-	if ((conn->sign || server_conf.enforced_signing) ||
+	/*
+	 * If session state is SMB2_SESSION_VALID, We can assume
+	 * that it is reauthentication. And the user/password
+	 * has been verified, so return it here.
+	 */
+	if (sess->state == SMB2_SESSION_VALID) {
+		if (conn->binding)
+			goto binding_session;
+		return 0;
+	}
+
+	if ((rsp->SessionFlags != SMB2_SESSION_FLAG_IS_GUEST_LE &&
+	    (conn->sign || server_conf.enforced_signing)) ||
 	    (req->SecurityMode & SMB2_NEGOTIATE_SIGNING_REQUIRED))
 		sess->sign = true;
 
-	if (smb3_encryption_negotiated(conn)) {
+	if (smb3_encryption_negotiated(conn) &&
+	    !(req->Flags & SMB2_SESSION_REQ_FLAG_BINDING)) {
 		retval = conn->ops->generate_encryptionkey(conn, sess);
 		if (retval) {
 			ksmbd_debug(SMB,
@@ -1627,6 +1640,7 @@ static int krb5_authenticate(struct ksmbd_work *work,
 		sess->sign = false;
 	}
 
+binding_session:
 	if (conn->dialect >= SMB30_PROT_ID) {
 		chann = lookup_chann_list(sess, conn);
 		if (!chann) {
@@ -1817,8 +1831,6 @@ int smb2_sess_setup(struct ksmbd_work *work)
 				ksmbd_conn_set_good(conn);
 				sess->state = SMB2_SESSION_VALID;
 			}
-			kfree(sess->Preauth_HashValue);
-			sess->Preauth_HashValue = NULL;
 		} else if (conn->preferred_auth_mech == KSMBD_AUTH_NTLMSSP) {
 			if (negblob->MessageType == NtLmNegotiate) {
 				rc = ntlm_negotiate(work, negblob, negblob_len, rsp);
@@ -1845,8 +1857,6 @@ int smb2_sess_setup(struct ksmbd_work *work)
 						kfree(preauth_sess);
 					}
 				}
-				kfree(sess->Preauth_HashValue);
-				sess->Preauth_HashValue = NULL;
 			} else {
 				pr_info_ratelimited("Unknown NTLMSSP message type : 0x%x\n",
 						le32_to_cpu(negblob->MessageType));
diff --git a/fs/smb/server/smb_common.c b/fs/smb/server/smb_common.c
index 23537e1b346858..2839c704110cd1 100644
--- a/fs/smb/server/smb_common.c
+++ b/fs/smb/server/smb_common.c
@@ -515,7 +515,7 @@ int ksmbd_extract_shortname(struct ksmbd_conn *conn, const char *longname,
 
 	p = strrchr(longname, '.');
 	if (p == longname) { /*name starts with a dot*/
-		strscpy(extension, "___", strlen("___"));
+		strscpy(extension, "___", sizeof(extension));
 	} else {
 		if (p) {
 			p++;
diff --git a/fs/smb/server/transport_rdma.c b/fs/smb/server/transport_rdma.c
index eaef459776151b..6c3a57bff14703 100644
--- a/fs/smb/server/transport_rdma.c
+++ b/fs/smb/server/transport_rdma.c
@@ -128,9 +128,6 @@ struct smb_direct_transport {
 	spinlock_t		recvmsg_queue_lock;
 	struct list_head	recvmsg_queue;
 
-	spinlock_t		empty_recvmsg_queue_lock;
-	struct list_head	empty_recvmsg_queue;
-
 	int			send_credit_target;
 	atomic_t		send_credits;
 	spinlock_t		lock_new_recv_credits;
@@ -267,40 +264,19 @@ smb_direct_recvmsg *get_free_recvmsg(struct smb_direct_transport *t)
 static void put_recvmsg(struct smb_direct_transport *t,
 			struct smb_direct_recvmsg *recvmsg)
 {
-	ib_dma_unmap_single(t->cm_id->device, recvmsg->sge.addr,
-			    recvmsg->sge.length, DMA_FROM_DEVICE);
+	if (likely(recvmsg->sge.length != 0)) {
+		ib_dma_unmap_single(t->cm_id->device,
+				    recvmsg->sge.addr,
+				    recvmsg->sge.length,
+				    DMA_FROM_DEVICE);
+		recvmsg->sge.length = 0;
+	}
 
 	spin_lock(&t->recvmsg_queue_lock);
 	list_add(&recvmsg->list, &t->recvmsg_queue);
 	spin_unlock(&t->recvmsg_queue_lock);
 }
 
-static struct
-smb_direct_recvmsg *get_empty_recvmsg(struct smb_direct_transport *t)
-{
-	struct smb_direct_recvmsg *recvmsg = NULL;
-
-	spin_lock(&t->empty_recvmsg_queue_lock);
-	if (!list_empty(&t->empty_recvmsg_queue)) {
-		recvmsg = list_first_entry(&t->empty_recvmsg_queue,
-					   struct smb_direct_recvmsg, list);
-		list_del(&recvmsg->list);
-	}
-	spin_unlock(&t->empty_recvmsg_queue_lock);
-	return recvmsg;
-}
-
-static void put_empty_recvmsg(struct smb_direct_transport *t,
-			      struct smb_direct_recvmsg *recvmsg)
-{
-	ib_dma_unmap_single(t->cm_id->device, recvmsg->sge.addr,
-			    recvmsg->sge.length, DMA_FROM_DEVICE);
-
-	spin_lock(&t->empty_recvmsg_queue_lock);
-	list_add_tail(&recvmsg->list, &t->empty_recvmsg_queue);
-	spin_unlock(&t->empty_recvmsg_queue_lock);
-}
-
 static void enqueue_reassembly(struct smb_direct_transport *t,
 			       struct smb_direct_recvmsg *recvmsg,
 			       int data_length)
@@ -385,9 +361,6 @@ static struct smb_direct_transport *alloc_transport(struct rdma_cm_id *cm_id)
 	spin_lock_init(&t->recvmsg_queue_lock);
 	INIT_LIST_HEAD(&t->recvmsg_queue);
 
-	spin_lock_init(&t->empty_recvmsg_queue_lock);
-	INIT_LIST_HEAD(&t->empty_recvmsg_queue);
-
 	init_waitqueue_head(&t->wait_send_pending);
 	atomic_set(&t->send_pending, 0);
 
@@ -547,13 +520,13 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 	t = recvmsg->transport;
 
 	if (wc->status != IB_WC_SUCCESS || wc->opcode != IB_WC_RECV) {
+		put_recvmsg(t, recvmsg);
 		if (wc->status != IB_WC_WR_FLUSH_ERR) {
 			pr_err("Recv error. status='%s (%d)' opcode=%d\n",
 			       ib_wc_status_msg(wc->status), wc->status,
 			       wc->opcode);
 			smb_direct_disconnect_rdma_connection(t);
 		}
-		put_empty_recvmsg(t, recvmsg);
 		return;
 	}
 
@@ -567,7 +540,8 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 	switch (recvmsg->type) {
 	case SMB_DIRECT_MSG_NEGOTIATE_REQ:
 		if (wc->byte_len < sizeof(struct smb_direct_negotiate_req)) {
-			put_empty_recvmsg(t, recvmsg);
+			put_recvmsg(t, recvmsg);
+			smb_direct_disconnect_rdma_connection(t);
 			return;
 		}
 		t->negotiation_requested = true;
@@ -575,7 +549,7 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 		t->status = SMB_DIRECT_CS_CONNECTED;
 		enqueue_reassembly(t, recvmsg, 0);
 		wake_up_interruptible(&t->wait_status);
-		break;
+		return;
 	case SMB_DIRECT_MSG_DATA_TRANSFER: {
 		struct smb_direct_data_transfer *data_transfer =
 			(struct smb_direct_data_transfer *)recvmsg->packet;
@@ -584,7 +558,8 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 
 		if (wc->byte_len <
 		    offsetof(struct smb_direct_data_transfer, padding)) {
-			put_empty_recvmsg(t, recvmsg);
+			put_recvmsg(t, recvmsg);
+			smb_direct_disconnect_rdma_connection(t);
 			return;
 		}
 
@@ -592,7 +567,8 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 		if (data_length) {
 			if (wc->byte_len < sizeof(struct smb_direct_data_transfer) +
 			    (u64)data_length) {
-				put_empty_recvmsg(t, recvmsg);
+				put_recvmsg(t, recvmsg);
+				smb_direct_disconnect_rdma_connection(t);
 				return;
 			}
 
@@ -604,16 +580,11 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 			else
 				t->full_packet_received = true;
 
-			enqueue_reassembly(t, recvmsg, (int)data_length);
-			wake_up_interruptible(&t->wait_reassembly_queue);
-
 			spin_lock(&t->receive_credit_lock);
 			receive_credits = --(t->recv_credits);
 			avail_recvmsg_count = t->count_avail_recvmsg;
 			spin_unlock(&t->receive_credit_lock);
 		} else {
-			put_empty_recvmsg(t, recvmsg);
-
 			spin_lock(&t->receive_credit_lock);
 			receive_credits = --(t->recv_credits);
 			avail_recvmsg_count = ++(t->count_avail_recvmsg);
@@ -635,11 +606,23 @@ static void recv_done(struct ib_cq *cq, struct ib_wc *wc)
 		if (is_receive_credit_post_required(receive_credits, avail_recvmsg_count))
 			mod_delayed_work(smb_direct_wq,
 					 &t->post_recv_credits_work, 0);
-		break;
+
+		if (data_length) {
+			enqueue_reassembly(t, recvmsg, (int)data_length);
+			wake_up_interruptible(&t->wait_reassembly_queue);
+		} else
+			put_recvmsg(t, recvmsg);
+
+		return;
 	}
-	default:
-		break;
 	}
+
+	/*
+	 * This is an internal error!
+	 */
+	WARN_ON_ONCE(recvmsg->type != SMB_DIRECT_MSG_DATA_TRANSFER);
+	put_recvmsg(t, recvmsg);
+	smb_direct_disconnect_rdma_connection(t);
 }
 
 static int smb_direct_post_recv(struct smb_direct_transport *t,
@@ -669,6 +652,7 @@ static int smb_direct_post_recv(struct smb_direct_transport *t,
 		ib_dma_unmap_single(t->cm_id->device,
 				    recvmsg->sge.addr, recvmsg->sge.length,
 				    DMA_FROM_DEVICE);
+		recvmsg->sge.length = 0;
 		smb_direct_disconnect_rdma_connection(t);
 		return ret;
 	}
@@ -810,7 +794,6 @@ static void smb_direct_post_recv_credits(struct work_struct *work)
 	struct smb_direct_recvmsg *recvmsg;
 	int receive_credits, credits = 0;
 	int ret;
-	int use_free = 1;
 
 	spin_lock(&t->receive_credit_lock);
 	receive_credits = t->recv_credits;
@@ -818,18 +801,9 @@ static void smb_direct_post_recv_credits(struct work_struct *work)
 
 	if (receive_credits < t->recv_credit_target) {
 		while (true) {
-			if (use_free)
-				recvmsg = get_free_recvmsg(t);
-			else
-				recvmsg = get_empty_recvmsg(t);
-			if (!recvmsg) {
-				if (use_free) {
-					use_free = 0;
-					continue;
-				} else {
-					break;
-				}
-			}
+			recvmsg = get_free_recvmsg(t);
+			if (!recvmsg)
+				break;
 
 			recvmsg->type = SMB_DIRECT_MSG_DATA_TRANSFER;
 			recvmsg->first_segment = false;
@@ -1805,8 +1779,6 @@ static void smb_direct_destroy_pools(struct smb_direct_transport *t)
 
 	while ((recvmsg = get_free_recvmsg(t)))
 		mempool_free(recvmsg, t->recvmsg_mempool);
-	while ((recvmsg = get_empty_recvmsg(t)))
-		mempool_free(recvmsg, t->recvmsg_mempool);
 
 	mempool_destroy(t->recvmsg_mempool);
 	t->recvmsg_mempool = NULL;
@@ -1862,6 +1834,7 @@ static int smb_direct_create_pools(struct smb_direct_transport *t)
 		if (!recvmsg)
 			goto err;
 		recvmsg->transport = t;
+		recvmsg->sge.length = 0;
 		list_add(&recvmsg->list, &t->recvmsg_queue);
 	}
 	t->count_avail_recvmsg = t->recv_credit_max;
diff --git a/fs/smb/server/transport_tcp.c b/fs/smb/server/transport_tcp.c
index 64941a49438f37..e86bc4a460687a 100644
--- a/fs/smb/server/transport_tcp.c
+++ b/fs/smb/server/transport_tcp.c
@@ -87,6 +87,7 @@ static struct tcp_transport *alloc_transport(struct socket *client_sk)
 		return NULL;
 	}
 
+	conn->inet_addr = inet_sk(client_sk->sk)->inet_daddr;
 	conn->transport = KSMBD_TRANS(t);
 	KSMBD_TRANS(t)->conn = conn;
 	KSMBD_TRANS(t)->ops = &ksmbd_tcp_transport_ops;
@@ -230,6 +231,8 @@ static int ksmbd_kthread_fn(void *p)
 {
 	struct socket *client_sk = NULL;
 	struct interface *iface = (struct interface *)p;
+	struct inet_sock *csk_inet;
+	struct ksmbd_conn *conn;
 	int ret;
 
 	while (!kthread_should_stop()) {
@@ -248,6 +251,20 @@ static int ksmbd_kthread_fn(void *p)
 			continue;
 		}
 
+		/*
+		 * Limits repeated connections from clients with the same IP.
+		 */
+		csk_inet = inet_sk(client_sk->sk);
+		down_read(&conn_list_lock);
+		list_for_each_entry(conn, &conn_list, conns_list)
+			if (csk_inet->inet_daddr == conn->inet_addr) {
+				ret = -EAGAIN;
+				break;
+			}
+		up_read(&conn_list_lock);
+		if (ret == -EAGAIN)
+			continue;
+
 		if (server_conf.max_connections &&
 		    atomic_inc_return(&active_num_conn) >= server_conf.max_connections) {
 			pr_info_ratelimited("Limit the maximum number of connections(%u)\n",
diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
index de813700f3d4f6..067b346921b63f 100644
--- a/fs/smb/server/vfs.c
+++ b/fs/smb/server/vfs.c
@@ -563,7 +563,8 @@ int ksmbd_vfs_getattr(const struct path *path, struct kstat *stat)
 {
 	int err;
 
-	err = vfs_getattr(path, stat, STATX_BTIME, AT_STATX_SYNC_AS_STAT);
+	err = vfs_getattr(path, stat, STATX_BASIC_STATS | STATX_BTIME,
+			AT_STATX_SYNC_AS_STAT);
 	if (err)
 		pr_err("getattr failed, err %d\n", err);
 	return err;
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 51b1b7054a233a..335e1ba5a23271 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -416,7 +416,7 @@ extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm,
 extern void __audit_log_capset(const struct cred *new, const struct cred *old);
 extern void __audit_mmap_fd(int fd, int flags);
 extern void __audit_openat2_how(struct open_how *how);
-extern void __audit_log_kern_module(char *name);
+extern void __audit_log_kern_module(const char *name);
 extern void __audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar);
 extern void __audit_tk_injoffset(struct timespec64 offset);
 extern void __audit_ntp_log(const struct audit_ntp_data *ad);
@@ -518,7 +518,7 @@ static inline void audit_openat2_how(struct open_how *how)
 		__audit_openat2_how(how);
 }
 
-static inline void audit_log_kern_module(char *name)
+static inline void audit_log_kern_module(const char *name)
 {
 	if (!audit_dummy_context())
 		__audit_log_kern_module(name);
@@ -676,9 +676,8 @@ static inline void audit_mmap_fd(int fd, int flags)
 static inline void audit_openat2_how(struct open_how *how)
 { }
 
-static inline void audit_log_kern_module(char *name)
-{
-}
+static inline void audit_log_kern_module(const char *name)
+{ }
 
 static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar)
 { }
diff --git a/include/linux/fs_context.h b/include/linux/fs_context.h
index c13e99cbbf8162..c9eae711700133 100644
--- a/include/linux/fs_context.h
+++ b/include/linux/fs_context.h
@@ -196,7 +196,7 @@ void logfc(struct fc_log *log, const char *prefix, char level, const char *fmt,
  */
 #define infof(fc, fmt, ...) __logfc(fc, 'i', fmt, ## __VA_ARGS__)
 #define info_plog(p, fmt, ...) __plog(p, 'i', fmt, ## __VA_ARGS__)
-#define infofc(p, fmt, ...) __plog((&(fc)->log), 'i', fmt, ## __VA_ARGS__)
+#define infofc(fc, fmt, ...) __plog((&(fc)->log), 'i', fmt, ## __VA_ARGS__)
 
 /**
  * warnf - Store supplementary warning message
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 962cd41a2cb5af..061e19c94a6bc6 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -282,10 +282,9 @@ struct kparam_array
 #define __moduleparam_const const
 #endif
 
-/* This is the fundamental function for registering boot/module
-   parameters. */
+/* This is the fundamental function for registering boot/module parameters. */
 #define __module_param_call(prefix, name, ops, arg, perm, level, flags)	\
-	/* Default value instead of permissions? */			\
+	static_assert(sizeof(""prefix) - 1 <= MAX_PARAM_PREFIX_LEN);	\
 	static const char __param_str_##name[] = prefix #name;		\
 	static struct kernel_param __moduleparam_const __param_##name	\
 	__used __section("__param")					\
diff --git a/include/linux/pps_kernel.h b/include/linux/pps_kernel.h
index c7abce28ed2995..aab0aebb529e02 100644
--- a/include/linux/pps_kernel.h
+++ b/include/linux/pps_kernel.h
@@ -52,6 +52,7 @@ struct pps_device {
 	int current_mode;			/* PPS mode at event time */
 
 	unsigned int last_ev;			/* last PPS event id */
+	unsigned int last_fetched_ev;		/* last fetched PPS event id */
 	wait_queue_head_t queue;		/* PPS event queue */
 
 	unsigned int id;			/* PPS source unique ID */
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 1aca3f332d9c06..85672adc734921 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -27,6 +27,7 @@ enum {
 
 	PROC_ENTRY_proc_read_iter	= 1U << 1,
 	PROC_ENTRY_proc_compat_ioctl	= 1U << 2,
+	PROC_ENTRY_proc_lseek		= 1U << 3,
 };
 
 struct proc_ops {
diff --git a/include/linux/psi_types.h b/include/linux/psi_types.h
index f1fd3a8044e0ec..dd10c22299ab82 100644
--- a/include/linux/psi_types.h
+++ b/include/linux/psi_types.h
@@ -84,11 +84,9 @@ enum psi_aggregators {
 struct psi_group_cpu {
 	/* 1st cacheline updated by the scheduler */
 
-	/* Aggregator needs to know of concurrent changes */
-	seqcount_t seq ____cacheline_aligned_in_smp;
-
 	/* States of the tasks belonging to this group */
-	unsigned int tasks[NR_PSI_TASK_COUNTS];
+	unsigned int tasks[NR_PSI_TASK_COUNTS]
+			____cacheline_aligned_in_smp;
 
 	/* Aggregate pressure state derived from the tasks */
 	u32 state_mask;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 393c300347dee4..cb38eee732fd02 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -753,10 +753,8 @@ struct task_struct {
 #endif
 	unsigned int			__state;
 
-#ifdef CONFIG_PREEMPT_RT
 	/* saved state for "spinlock sleepers" */
 	unsigned int			saved_state;
-#endif
 
 	/*
 	 * This begins the randomizable portion of task_struct. Only
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f7d392d849be56..7b7222b4f6111d 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2877,6 +2877,29 @@ static inline void skb_reset_transport_header(struct sk_buff *skb)
 	skb->transport_header = skb->data - skb->head;
 }
 
+/**
+ * skb_reset_transport_header_careful - conditionally reset transport header
+ * @skb: buffer to alter
+ *
+ * Hardened version of skb_reset_transport_header().
+ *
+ * Returns: true if the operation was a success.
+ */
+static inline bool __must_check
+skb_reset_transport_header_careful(struct sk_buff *skb)
+{
+	long offset = skb->data - skb->head;
+
+	if (unlikely(offset != (typeof(skb->transport_header))offset))
+		return false;
+
+	if (unlikely(offset == (typeof(skb->transport_header))~0U))
+		return false;
+
+	skb->transport_header = offset;
+	return true;
+}
+
 static inline void skb_set_transport_header(struct sk_buff *skb,
 					    const int offset)
 {
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 0b9f1e598e3a6b..4bc6bb01a0eb8b 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -76,6 +76,7 @@ struct usbnet {
 #		define EVENT_LINK_CHANGE	11
 #		define EVENT_SET_RX_MODE	12
 #		define EVENT_NO_IP_ALIGN	13
+#		define EVENT_LINK_CARRIER_ON	14
 /* This one is special, as it indicates that the device is going away
  * there are cyclic dependencies between tasklet, timer and bh
  * that must be broken
diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h
index 7725b7579b7819..2209c227e85920 100644
--- a/include/linux/wait_bit.h
+++ b/include/linux/wait_bit.h
@@ -335,4 +335,64 @@ static inline void clear_and_wake_up_bit(int bit, void *word)
 	wake_up_bit(word, bit);
 }
 
+/**
+ * test_and_clear_wake_up_bit - clear a bit if it was set: wake up anyone waiting on that bit
+ * @bit: the bit of the word being waited on
+ * @word: the address of memory containing that bit
+ *
+ * If the bit is set and can be atomically cleared, any tasks waiting in
+ * wait_on_bit() or similar will be woken.  This call has the same
+ * complete ordering semantics as test_and_clear_bit().  Any changes to
+ * memory made before this call are guaranteed to be visible after the
+ * corresponding wait_on_bit() completes.
+ *
+ * Returns %true if the bit was successfully set and the wake up was sent.
+ */
+static inline bool test_and_clear_wake_up_bit(int bit, unsigned long *word)
+{
+	if (!test_and_clear_bit(bit, word))
+		return false;
+	/* no extra barrier required */
+	wake_up_bit(word, bit);
+	return true;
+}
+
+/**
+ * atomic_dec_and_wake_up - decrement an atomic_t and if zero, wake up waiters
+ * @var: the variable to dec and test
+ *
+ * Decrements the atomic variable and if it reaches zero, send a wake_up to any
+ * processes waiting on the variable.
+ *
+ * This function has the same complete ordering semantics as atomic_dec_and_test.
+ *
+ * Returns %true is the variable reaches zero and the wake up was sent.
+ */
+
+static inline bool atomic_dec_and_wake_up(atomic_t *var)
+{
+	if (!atomic_dec_and_test(var))
+		return false;
+	/* No extra barrier required */
+	wake_up_var(var);
+	return true;
+}
+
+/**
+ * store_release_wake_up - update a variable and send a wake_up
+ * @var: the address of the variable to be updated and woken
+ * @val: the value to store in the variable.
+ *
+ * Store the given value in the variable send a wake up to any tasks
+ * waiting on the variable.  All necessary barriers are included to ensure
+ * the task calling wait_var_event() sees the new value and all values
+ * written to memory before this call.
+ */
+#define store_release_wake_up(var, val)					\
+do {									\
+	smp_store_release(var, val);					\
+	smp_mb();							\
+	wake_up_var(var);						\
+} while (0)
+
 #endif /* _LINUX_WAIT_BIT_H */
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index e4a97b2d099841..4c084a03d6bb75 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -2577,6 +2577,7 @@ struct hci_ev_le_conn_complete {
 #define LE_EXT_ADV_DIRECT_IND		0x0004
 #define LE_EXT_ADV_SCAN_RSP		0x0008
 #define LE_EXT_ADV_LEGACY_PDU		0x0010
+#define LE_EXT_ADV_DATA_STATUS_MASK	0x0060
 #define LE_EXT_ADV_EVT_TYPE_MASK	0x007f
 
 #define ADDR_LE_DEV_PUBLIC		0x00
diff --git a/include/net/dst.h b/include/net/dst.h
index 16b7b99b5f309c..60fb5d2faf43e4 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -464,7 +464,7 @@ INDIRECT_CALLABLE_DECLARE(int ip_output(struct net *, struct sock *,
 /* Output packet to network from transport.  */
 static inline int dst_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 {
-	return INDIRECT_CALL_INET(skb_dst(skb)->output,
+	return INDIRECT_CALL_INET(READ_ONCE(skb_dst(skb)->output),
 				  ip6_output, ip_output,
 				  net, sk, skb);
 }
@@ -474,7 +474,7 @@ INDIRECT_CALLABLE_DECLARE(int ip_local_deliver(struct sk_buff *));
 /* Input packet from network to transport.  */
 static inline int dst_input(struct sk_buff *skb)
 {
-	return INDIRECT_CALL_INET(skb_dst(skb)->input,
+	return INDIRECT_CALL_INET(READ_ONCE(skb_dst(skb)->input),
 				  ip6_input, ip_local_deliver, skb);
 }
 
diff --git a/include/net/lwtunnel.h b/include/net/lwtunnel.h
index 53bd2d02a4f0db..09791f5d9b6ec8 100644
--- a/include/net/lwtunnel.h
+++ b/include/net/lwtunnel.h
@@ -138,12 +138,12 @@ int bpf_lwt_push_ip_encap(struct sk_buff *skb, void *hdr, u32 len,
 static inline void lwtunnel_set_redirect(struct dst_entry *dst)
 {
 	if (lwtunnel_output_redirect(dst->lwtstate)) {
-		dst->lwtstate->orig_output = dst->output;
-		dst->output = lwtunnel_output;
+		dst->lwtstate->orig_output = READ_ONCE(dst->output);
+		WRITE_ONCE(dst->output, lwtunnel_output);
 	}
 	if (lwtunnel_input_redirect(dst->lwtstate)) {
-		dst->lwtstate->orig_input = dst->input;
-		dst->input = lwtunnel_input;
+		dst->lwtstate->orig_input = READ_ONCE(dst->input);
+		WRITE_ONCE(dst->input, lwtunnel_input);
 	}
 }
 #else
diff --git a/include/net/tc_act/tc_ctinfo.h b/include/net/tc_act/tc_ctinfo.h
index f071c1d70a25e1..a04bcac7adf4b6 100644
--- a/include/net/tc_act/tc_ctinfo.h
+++ b/include/net/tc_act/tc_ctinfo.h
@@ -18,9 +18,9 @@ struct tcf_ctinfo_params {
 struct tcf_ctinfo {
 	struct tc_action common;
 	struct tcf_ctinfo_params __rcu *params;
-	u64 stats_dscp_set;
-	u64 stats_dscp_error;
-	u64 stats_cpmark_set;
+	atomic64_t stats_dscp_set;
+	atomic64_t stats_dscp_error;
+	atomic64_t stats_cpmark_set;
 };
 
 enum {
diff --git a/include/net/udp.h b/include/net/udp.h
index 488a6d2babccf2..89eeb187667b01 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -466,6 +466,16 @@ static inline struct sk_buff *udp_rcv_segment(struct sock *sk,
 {
 	netdev_features_t features = NETIF_F_SG;
 	struct sk_buff *segs;
+	int drop_count;
+
+	/*
+	 * Segmentation in UDP receive path is only for UDP GRO, drop udp
+	 * fragmentation offload (UFO) packets.
+	 */
+	if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP) {
+		drop_count = 1;
+		goto drop;
+	}
 
 	/* Avoid csum recalculation by skb_segment unless userspace explicitly
 	 * asks for the final checksum values
@@ -489,16 +499,18 @@ static inline struct sk_buff *udp_rcv_segment(struct sock *sk,
 	 */
 	segs = __skb_gso_segment(skb, features, false);
 	if (IS_ERR_OR_NULL(segs)) {
-		int segs_nr = skb_shinfo(skb)->gso_segs;
-
-		atomic_add(segs_nr, &sk->sk_drops);
-		SNMP_ADD_STATS(__UDPX_MIB(sk, ipv4), UDP_MIB_INERRORS, segs_nr);
-		kfree_skb(skb);
-		return NULL;
+		drop_count = skb_shinfo(skb)->gso_segs;
+		goto drop;
 	}
 
 	consume_skb(skb);
 	return segs;
+
+drop:
+	atomic_add(drop_count, &sk->sk_drops);
+	SNMP_ADD_STATS(__UDPX_MIB(sk, ipv4), UDP_MIB_INERRORS, drop_count);
+	kfree_skb(skb);
+	return NULL;
 }
 
 static inline void udp_post_segment_fix_csum(struct sk_buff *skb)
diff --git a/kernel/audit.h b/kernel/audit.h
index a60d2840559e2b..5156ecd3545733 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -199,7 +199,7 @@ struct audit_context {
 			int			argc;
 		} execve;
 		struct {
-			char			*name;
+			const char		*name;
 		} module;
 		struct {
 			struct audit_ntp_data	ntp_data;
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 6f0d6fb6523fa7..d48830c7e4beb7 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -2870,7 +2870,7 @@ void __audit_openat2_how(struct open_how *how)
 	context->type = AUDIT_OPENAT2;
 }
 
-void __audit_log_kern_module(char *name)
+void __audit_log_kern_module(const char *name)
 {
 	struct audit_context *context = audit_context();
 
diff --git a/kernel/bpf/preload/Kconfig b/kernel/bpf/preload/Kconfig
index c9d45c9d6918d1..f9b11d01c3b50d 100644
--- a/kernel/bpf/preload/Kconfig
+++ b/kernel/bpf/preload/Kconfig
@@ -10,7 +10,6 @@ menuconfig BPF_PRELOAD
 	# The dependency on !COMPILE_TEST prevents it from being enabled
 	# in allmodconfig or allyesconfig configurations
 	depends on !COMPILE_TEST
-	select USERMODE_DRIVER
 	help
 	  This builds kernel module with several embedded BPF programs that are
 	  pinned into BPF FS mount point as human readable files that are
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 3a33d9c1b1b2b4..b73f5c44113d64 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6499,11 +6499,21 @@ static void perf_mmap_close(struct vm_area_struct *vma)
 	ring_buffer_put(rb); /* could be last */
 }
 
+static int perf_mmap_may_split(struct vm_area_struct *vma, unsigned long addr)
+{
+	/*
+	 * Forbid splitting perf mappings to prevent refcount leaks due to
+	 * the resulting non-matching offsets and sizes. See open()/close().
+	 */
+	return -EINVAL;
+}
+
 static const struct vm_operations_struct perf_mmap_vmops = {
 	.open		= perf_mmap_open,
 	.close		= perf_mmap_close, /* non mergeable */
 	.fault		= perf_mmap_fault,
 	.page_mkwrite	= perf_mmap_fault,
+	.may_split	= perf_mmap_may_split,
 };
 
 static int perf_mmap(struct file *file, struct vm_area_struct *vma)
@@ -6595,9 +6605,7 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma)
 			goto unlock;
 		}
 
-		atomic_set(&rb->aux_mmap_count, 1);
 		user_extra = nr_pages;
-
 		goto accounting;
 	}
 
@@ -6699,8 +6707,10 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma)
 	} else {
 		ret = rb_alloc_aux(rb, event, vma->vm_pgoff, nr_pages,
 				   event->attr.aux_watermark, flags);
-		if (!ret)
+		if (!ret) {
+			atomic_set(&rb->aux_mmap_count, 1);
 			rb->aux_mmap_locked = extra;
+		}
 	}
 
 unlock:
@@ -6710,6 +6720,7 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma)
 
 		atomic_inc(&event->mmap_count);
 	} else if (rb) {
+		/* AUX allocation failed */
 		atomic_dec(&rb->mmap_count);
 	}
 aux_unlock:
@@ -6717,6 +6728,9 @@ static int perf_mmap(struct file *file, struct vm_area_struct *vma)
 		mutex_unlock(aux_mutex);
 	mutex_unlock(&event->mmap_mutex);
 
+	if (ret)
+		return ret;
+
 	/*
 	 * Since pinned accounting is per vm we cannot allow fork() to copy our
 	 * vma.
diff --git a/kernel/freezer.c b/kernel/freezer.c
index 4fad0e6fca6447..d8db479af478e7 100644
--- a/kernel/freezer.c
+++ b/kernel/freezer.c
@@ -71,7 +71,11 @@ bool __refrigerator(bool check_kthr_stop)
 	for (;;) {
 		bool freeze;
 
+		raw_spin_lock_irq(&current->pi_lock);
 		set_current_state(TASK_FROZEN);
+		/* unstale saved_state so that __thaw_task() will wake us up */
+		current->saved_state = TASK_RUNNING;
+		raw_spin_unlock_irq(&current->pi_lock);
 
 		spin_lock_irq(&freezer_lock);
 		freeze = freezing(current) && !(check_kthr_stop && kthread_should_stop());
@@ -129,6 +133,7 @@ static int __set_task_frozen(struct task_struct *p, void *arg)
 		WARN_ON_ONCE(debug_locks && p->lockdep_depth);
 #endif
 
+	p->saved_state = p->__state;
 	WRITE_ONCE(p->__state, TASK_FROZEN);
 	return TASK_FROZEN;
 }
@@ -170,46 +175,30 @@ bool freeze_task(struct task_struct *p)
 }
 
 /*
- * The special task states (TASK_STOPPED, TASK_TRACED) keep their canonical
- * state in p->jobctl. If either of them got a wakeup that was missed because
- * TASK_FROZEN, then their canonical state reflects that and the below will
- * refuse to restore the special state and instead issue the wakeup.
+ * Restore the saved_state before the task entered freezer. For typical task
+ * in the __refrigerator(), saved_state == TASK_RUNNING so nothing happens
+ * here. For tasks which were TASK_NORMAL | TASK_FREEZABLE, their initial state
+ * is restored unless they got an expected wakeup (see ttwu_state_match()).
+ * Returns 1 if the task state was restored.
  */
-static int __set_task_special(struct task_struct *p, void *arg)
+static int __restore_freezer_state(struct task_struct *p, void *arg)
 {
-	unsigned int state = 0;
+	unsigned int state = p->saved_state;
 
-	if (p->jobctl & JOBCTL_TRACED)
-		state = TASK_TRACED;
-
-	else if (p->jobctl & JOBCTL_STOPPED)
-		state = TASK_STOPPED;
-
-	if (state)
+	if (state != TASK_RUNNING) {
 		WRITE_ONCE(p->__state, state);
+		p->saved_state = TASK_RUNNING;
+		return 1;
+	}
 
-	return state;
+	return 0;
 }
 
 void __thaw_task(struct task_struct *p)
 {
-	unsigned long flags, flags2;
-
-	spin_lock_irqsave(&freezer_lock, flags);
-	if (WARN_ON_ONCE(freezing(p)))
-		goto unlock;
-
-	if (lock_task_sighand(p, &flags2)) {
-		/* TASK_FROZEN -> TASK_{STOPPED,TRACED} */
-		bool ret = task_call_func(p, __set_task_special, NULL);
-		unlock_task_sighand(p, &flags2);
-		if (ret)
-			goto unlock;
-	}
-
-	wake_up_state(p, TASK_FROZEN);
-unlock:
-	spin_unlock_irqrestore(&freezer_lock, flags);
+	guard(spinlock_irqsave)(&freezer_lock);
+	if (frozen(p) && !task_call_func(p, __restore_freezer_state, NULL))
+		wake_up_state(p, TASK_FROZEN);
 }
 
 /**
diff --git a/kernel/kcsan/kcsan_test.c b/kernel/kcsan/kcsan_test.c
index 0ddbdab5903dff..9d8c95defdd673 100644
--- a/kernel/kcsan/kcsan_test.c
+++ b/kernel/kcsan/kcsan_test.c
@@ -530,7 +530,7 @@ static void test_barrier_nothreads(struct kunit *test)
 	struct kcsan_scoped_access *reorder_access = NULL;
 #endif
 	arch_spinlock_t arch_spinlock = __ARCH_SPIN_LOCK_UNLOCKED;
-	atomic_t dummy;
+	atomic_t dummy = ATOMIC_INIT(0);
 
 	KCSAN_TEST_REQUIRES(test, reorder_access != NULL);
 	KCSAN_TEST_REQUIRES(test, IS_ENABLED(CONFIG_SMP));
diff --git a/kernel/module/main.c b/kernel/module/main.c
index b00e31721a73e3..9711ad14825b24 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -2876,7 +2876,7 @@ static int load_module(struct load_info *info, const char __user *uargs,
 
 	module_allocated = true;
 
-	audit_log_kern_module(mod->name);
+	audit_log_kern_module(info->name);
 
 	/* Reserve our place in the list. */
 	err = add_unformed_module(mod);
@@ -3034,8 +3034,10 @@ static int load_module(struct load_info *info, const char __user *uargs,
 	 * failures once the proper module was allocated and
 	 * before that.
 	 */
-	if (!module_allocated)
+	if (!module_allocated) {
+		audit_log_kern_module(info->name ? info->name : "?");
 		mod_stat_bump_becoming(info, flags);
+	}
 	free_copy(info, flags);
 	return err;
 }
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 760a6c3781cbfc..1b5e4389f788a3 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2238,31 +2238,26 @@ int __task_state_match(struct task_struct *p, unsigned int state)
 	if (READ_ONCE(p->__state) & state)
 		return 1;
 
-#ifdef CONFIG_PREEMPT_RT
 	if (READ_ONCE(p->saved_state) & state)
 		return -1;
-#endif
+
 	return 0;
 }
 
 static __always_inline
 int task_state_match(struct task_struct *p, unsigned int state)
 {
-#ifdef CONFIG_PREEMPT_RT
 	int match;
 
 	/*
 	 * Serialize against current_save_and_set_rtlock_wait_state() and
-	 * current_restore_rtlock_saved_state().
+	 * current_restore_rtlock_saved_state(), and __refrigerator().
 	 */
 	raw_spin_lock_irq(&p->pi_lock);
 	match = __task_state_match(p, state);
 	raw_spin_unlock_irq(&p->pi_lock);
 
 	return match;
-#else
-	return __task_state_match(p, state);
-#endif
 }
 
 /*
@@ -4039,13 +4034,17 @@ static void ttwu_queue(struct task_struct *p, int cpu, int wake_flags)
  * The caller holds p::pi_lock if p != current or has preemption
  * disabled when p == current.
  *
- * The rules of PREEMPT_RT saved_state:
+ * The rules of saved_state:
  *
  *   The related locking code always holds p::pi_lock when updating
  *   p::saved_state, which means the code is fully serialized in both cases.
  *
- *   The lock wait and lock wakeups happen via TASK_RTLOCK_WAIT. No other
- *   bits set. This allows to distinguish all wakeup scenarios.
+ *   For PREEMPT_RT, the lock wait and lock wakeups happen via TASK_RTLOCK_WAIT.
+ *   No other bits set. This allows to distinguish all wakeup scenarios.
+ *
+ *   For FREEZER, the wakeup happens via TASK_FROZEN. No other bits set. This
+ *   allows us to prevent early wakeup of tasks before they can be run on
+ *   asymmetric ISA architectures (eg ARMv9).
  */
 static __always_inline
 bool ttwu_state_match(struct task_struct *p, unsigned int state, int *success)
@@ -4059,13 +4058,13 @@ bool ttwu_state_match(struct task_struct *p, unsigned int state, int *success)
 
 	*success = !!(match = __task_state_match(p, state));
 
-#ifdef CONFIG_PREEMPT_RT
 	/*
 	 * Saved state preserves the task state across blocking on
-	 * an RT lock.  If the state matches, set p::saved_state to
-	 * TASK_RUNNING, but do not wake the task because it waits
-	 * for a lock wakeup. Also indicate success because from
-	 * the regular waker's point of view this has succeeded.
+	 * an RT lock or TASK_FREEZABLE tasks.  If the state matches,
+	 * set p::saved_state to TASK_RUNNING, but do not wake the task
+	 * because it waits for a lock wakeup or __thaw_task(). Also
+	 * indicate success because from the regular waker's point of
+	 * view this has succeeded.
 	 *
 	 * After acquiring the lock the task will restore p::__state
 	 * from p::saved_state which ensures that the regular
@@ -4075,7 +4074,7 @@ bool ttwu_state_match(struct task_struct *p, unsigned int state, int *success)
 	 */
 	if (match < 0)
 		p->saved_state = TASK_RUNNING;
-#endif
+
 	return match > 0;
 }
 
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index f97e1473389ff1..08a9a9f909d518 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -172,17 +172,35 @@ struct psi_group psi_system = {
 	.pcpu = &system_group_pcpu,
 };
 
+static DEFINE_PER_CPU(seqcount_t, psi_seq) = SEQCNT_ZERO(psi_seq);
+
+static inline void psi_write_begin(int cpu)
+{
+	write_seqcount_begin(per_cpu_ptr(&psi_seq, cpu));
+}
+
+static inline void psi_write_end(int cpu)
+{
+	write_seqcount_end(per_cpu_ptr(&psi_seq, cpu));
+}
+
+static inline u32 psi_read_begin(int cpu)
+{
+	return read_seqcount_begin(per_cpu_ptr(&psi_seq, cpu));
+}
+
+static inline bool psi_read_retry(int cpu, u32 seq)
+{
+	return read_seqcount_retry(per_cpu_ptr(&psi_seq, cpu), seq);
+}
+
 static void psi_avgs_work(struct work_struct *work);
 
 static void poll_timer_fn(struct timer_list *t);
 
 static void group_init(struct psi_group *group)
 {
-	int cpu;
-
 	group->enabled = true;
-	for_each_possible_cpu(cpu)
-		seqcount_init(&per_cpu_ptr(group->pcpu, cpu)->seq);
 	group->avg_last_update = sched_clock();
 	group->avg_next_update = group->avg_last_update + psi_period;
 	mutex_init(&group->avgs_lock);
@@ -258,14 +276,14 @@ static void get_recent_times(struct psi_group *group, int cpu,
 
 	/* Snapshot a coherent view of the CPU state */
 	do {
-		seq = read_seqcount_begin(&groupc->seq);
+		seq = psi_read_begin(cpu);
 		now = cpu_clock(cpu);
 		memcpy(times, groupc->times, sizeof(groupc->times));
 		state_mask = groupc->state_mask;
 		state_start = groupc->state_start;
 		if (cpu == current_cpu)
 			memcpy(tasks, groupc->tasks, sizeof(groupc->tasks));
-	} while (read_seqcount_retry(&groupc->seq, seq));
+	} while (psi_read_retry(cpu, seq));
 
 	/* Calculate state time deltas against the previous snapshot */
 	for (s = 0; s < NR_PSI_STATES; s++) {
@@ -775,31 +793,21 @@ static void record_times(struct psi_group_cpu *groupc, u64 now)
 		groupc->times[PSI_NONIDLE] += delta;
 }
 
+#define for_each_group(iter, group) \
+	for (typeof(group) iter = group; iter; iter = iter->parent)
+
 static void psi_group_change(struct psi_group *group, int cpu,
 			     unsigned int clear, unsigned int set,
-			     bool wake_clock)
+			     u64 now, bool wake_clock)
 {
 	struct psi_group_cpu *groupc;
 	unsigned int t, m;
 	enum psi_states s;
 	u32 state_mask;
-	u64 now;
 
 	lockdep_assert_rq_held(cpu_rq(cpu));
 	groupc = per_cpu_ptr(group->pcpu, cpu);
 
-	/*
-	 * First we update the task counts according to the state
-	 * change requested through the @clear and @set bits.
-	 *
-	 * Then if the cgroup PSI stats accounting enabled, we
-	 * assess the aggregate resource states this CPU's tasks
-	 * have been in since the last change, and account any
-	 * SOME and FULL time these may have resulted in.
-	 */
-	write_seqcount_begin(&groupc->seq);
-	now = cpu_clock(cpu);
-
 	/*
 	 * Start with TSK_ONCPU, which doesn't have a corresponding
 	 * task count - it's just a boolean flag directly encoded in
@@ -851,7 +859,6 @@ static void psi_group_change(struct psi_group *group, int cpu,
 
 		groupc->state_mask = state_mask;
 
-		write_seqcount_end(&groupc->seq);
 		return;
 	}
 
@@ -875,8 +882,6 @@ static void psi_group_change(struct psi_group *group, int cpu,
 
 	groupc->state_mask = state_mask;
 
-	write_seqcount_end(&groupc->seq);
-
 	if (state_mask & group->rtpoll_states)
 		psi_schedule_rtpoll_work(group, 1, false);
 
@@ -911,24 +916,29 @@ static void psi_flags_change(struct task_struct *task, int clear, int set)
 void psi_task_change(struct task_struct *task, int clear, int set)
 {
 	int cpu = task_cpu(task);
-	struct psi_group *group;
+	u64 now;
 
 	if (!task->pid)
 		return;
 
 	psi_flags_change(task, clear, set);
 
-	group = task_psi_group(task);
-	do {
-		psi_group_change(group, cpu, clear, set, true);
-	} while ((group = group->parent));
+	psi_write_begin(cpu);
+	now = cpu_clock(cpu);
+	for_each_group(group, task_psi_group(task))
+		psi_group_change(group, cpu, clear, set, now, true);
+	psi_write_end(cpu);
 }
 
 void psi_task_switch(struct task_struct *prev, struct task_struct *next,
 		     bool sleep)
 {
-	struct psi_group *group, *common = NULL;
+	struct psi_group *common = NULL;
 	int cpu = task_cpu(prev);
+	u64 now;
+
+	psi_write_begin(cpu);
+	now = cpu_clock(cpu);
 
 	if (next->pid) {
 		psi_flags_change(next, 0, TSK_ONCPU);
@@ -937,16 +947,15 @@ void psi_task_switch(struct task_struct *prev, struct task_struct *next,
 		 * ancestors with @prev, those will already have @prev's
 		 * TSK_ONCPU bit set, and we can stop the iteration there.
 		 */
-		group = task_psi_group(next);
-		do {
-			if (per_cpu_ptr(group->pcpu, cpu)->state_mask &
-			    PSI_ONCPU) {
+		for_each_group(group, task_psi_group(next)) {
+			struct psi_group_cpu *groupc = per_cpu_ptr(group->pcpu, cpu);
+
+			if (groupc->state_mask & PSI_ONCPU) {
 				common = group;
 				break;
 			}
-
-			psi_group_change(group, cpu, 0, TSK_ONCPU, true);
-		} while ((group = group->parent));
+			psi_group_change(group, cpu, 0, TSK_ONCPU, now, true);
+		}
 	}
 
 	if (prev->pid) {
@@ -979,12 +988,11 @@ void psi_task_switch(struct task_struct *prev, struct task_struct *next,
 
 		psi_flags_change(prev, clear, set);
 
-		group = task_psi_group(prev);
-		do {
+		for_each_group(group, task_psi_group(prev)) {
 			if (group == common)
 				break;
-			psi_group_change(group, cpu, clear, set, wake_clock);
-		} while ((group = group->parent));
+			psi_group_change(group, cpu, clear, set, now, wake_clock);
+		}
 
 		/*
 		 * TSK_ONCPU is handled up to the common ancestor. If there are
@@ -994,27 +1002,27 @@ void psi_task_switch(struct task_struct *prev, struct task_struct *next,
 		 */
 		if ((prev->psi_flags ^ next->psi_flags) & ~TSK_ONCPU) {
 			clear &= ~TSK_ONCPU;
-			for (; group; group = group->parent)
-				psi_group_change(group, cpu, clear, set, wake_clock);
+			for_each_group(group, common)
+				psi_group_change(group, cpu, clear, set, now, wake_clock);
 		}
 	}
+	psi_write_end(cpu);
 }
 
 #ifdef CONFIG_IRQ_TIME_ACCOUNTING
 void psi_account_irqtime(struct rq *rq, struct task_struct *curr, struct task_struct *prev)
 {
 	int cpu = task_cpu(curr);
-	struct psi_group *group;
 	struct psi_group_cpu *groupc;
 	s64 delta;
 	u64 irq;
+	u64 now;
 
 	if (!curr->pid)
 		return;
 
 	lockdep_assert_rq_held(rq);
-	group = task_psi_group(curr);
-	if (prev && task_psi_group(prev) == group)
+	if (prev && task_psi_group(prev) == task_psi_group(curr))
 		return;
 
 	irq = irq_time_read(cpu);
@@ -1023,25 +1031,22 @@ void psi_account_irqtime(struct rq *rq, struct task_struct *curr, struct task_st
 		return;
 	rq->psi_irq_time = irq;
 
-	do {
-		u64 now;
+	psi_write_begin(cpu);
+	now = cpu_clock(cpu);
 
+	for_each_group(group, task_psi_group(curr)) {
 		if (!group->enabled)
 			continue;
 
 		groupc = per_cpu_ptr(group->pcpu, cpu);
 
-		write_seqcount_begin(&groupc->seq);
-		now = cpu_clock(cpu);
-
 		record_times(groupc, now);
 		groupc->times[PSI_IRQ_FULL] += delta;
 
-		write_seqcount_end(&groupc->seq);
-
 		if (group->rtpoll_states & (1 << PSI_IRQ_FULL))
 			psi_schedule_rtpoll_work(group, 1, false);
-	} while ((group = group->parent));
+	}
+	psi_write_end(cpu);
 }
 #endif
 
@@ -1229,12 +1234,14 @@ void psi_cgroup_restart(struct psi_group *group)
 		return;
 
 	for_each_possible_cpu(cpu) {
-		struct rq *rq = cpu_rq(cpu);
-		struct rq_flags rf;
+		u64 now;
 
-		rq_lock_irq(rq, &rf);
-		psi_group_change(group, cpu, 0, 0, true);
-		rq_unlock_irq(rq, &rf);
+		guard(rq_lock_irq)(cpu_rq(cpu));
+
+		psi_write_begin(cpu);
+		now = cpu_clock(cpu);
+		psi_group_change(group, cpu, 0, 0, now, true);
+		psi_write_end(cpu);
 	}
 }
 #endif /* CONFIG_CGROUPS */
diff --git a/kernel/trace/preemptirq_delay_test.c b/kernel/trace/preemptirq_delay_test.c
index cb0871fbdb07f0..8af92dbe98f07b 100644
--- a/kernel/trace/preemptirq_delay_test.c
+++ b/kernel/trace/preemptirq_delay_test.c
@@ -119,12 +119,15 @@ static int preemptirq_delay_run(void *data)
 {
 	int i;
 	int s = MIN(burst_size, NR_TEST_FUNCS);
-	struct cpumask cpu_mask;
+	cpumask_var_t cpu_mask;
+
+	if (!alloc_cpumask_var(&cpu_mask, GFP_KERNEL))
+		return -ENOMEM;
 
 	if (cpu_affinity > -1) {
-		cpumask_clear(&cpu_mask);
-		cpumask_set_cpu(cpu_affinity, &cpu_mask);
-		if (set_cpus_allowed_ptr(current, &cpu_mask))
+		cpumask_clear(cpu_mask);
+		cpumask_set_cpu(cpu_affinity, cpu_mask);
+		if (set_cpus_allowed_ptr(current, cpu_mask))
 			pr_err("cpu_affinity:%d, failed\n", cpu_affinity);
 	}
 
@@ -141,6 +144,8 @@ static int preemptirq_delay_run(void *data)
 
 	__set_current_state(TASK_RUNNING);
 
+	free_cpumask_var(cpu_mask);
+
 	return 0;
 }
 
diff --git a/kernel/ucount.c b/kernel/ucount.c
index 3456018730b6c8..a7fd89693bd2a1 100644
--- a/kernel/ucount.c
+++ b/kernel/ucount.c
@@ -213,7 +213,7 @@ void put_ucounts(struct ucounts *ucounts)
 	}
 }
 
-static inline bool atomic_long_inc_below(atomic_long_t *v, int u)
+static inline bool atomic_long_inc_below(atomic_long_t *v, long u)
 {
 	long c, old;
 	c = atomic_long_read(v);
diff --git a/mm/hmm.c b/mm/hmm.c
index 277ddcab4947d9..a36e1b4046dbd6 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -173,6 +173,7 @@ static inline unsigned long hmm_pfn_flags_order(unsigned long order)
 	return order << HMM_PFN_ORDER_SHIFT;
 }
 
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
 static inline unsigned long pmd_to_hmm_pfn_flags(struct hmm_range *range,
 						 pmd_t pmd)
 {
@@ -183,7 +184,6 @@ static inline unsigned long pmd_to_hmm_pfn_flags(struct hmm_range *range,
 	       hmm_pfn_flags_order(PMD_SHIFT - PAGE_SHIFT);
 }
 
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
 static int hmm_vma_handle_pmd(struct mm_walk *walk, unsigned long addr,
 			      unsigned long end, unsigned long hmm_pfns[],
 			      pmd_t pmd)
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 8516ba62c54559..3b22ce3aa95bb5 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -6216,6 +6216,11 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, void *data,
 
 static u8 ext_evt_type_to_legacy(struct hci_dev *hdev, u16 evt_type)
 {
+	u16 pdu_type = evt_type & ~LE_EXT_ADV_DATA_STATUS_MASK;
+
+	if (!pdu_type)
+		return LE_ADV_NONCONN_IND;
+
 	if (evt_type & LE_EXT_ADV_LEGACY_PDU) {
 		switch (evt_type) {
 		case LE_LEGACY_ADV_IND:
@@ -6247,8 +6252,7 @@ static u8 ext_evt_type_to_legacy(struct hci_dev *hdev, u16 evt_type)
 	if (evt_type & LE_EXT_ADV_SCAN_IND)
 		return LE_ADV_SCAN_IND;
 
-	if (evt_type == LE_EXT_ADV_NON_CONN_IND ||
-	    evt_type & LE_EXT_ADV_DIRECT_IND)
+	if (evt_type & LE_EXT_ADV_DIRECT_IND)
 		return LE_ADV_NONCONN_IND;
 
 invalid:
diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c
index 8480684f276251..10eeace2278b72 100644
--- a/net/caif/cfctrl.c
+++ b/net/caif/cfctrl.c
@@ -351,17 +351,154 @@ int cfctrl_cancel_req(struct cflayer *layr, struct cflayer *adap_layer)
 	return found;
 }
 
+static int cfctrl_link_setup(struct cfctrl *cfctrl, struct cfpkt *pkt, u8 cmdrsp)
+{
+	u8 len;
+	u8 linkid = 0;
+	enum cfctrl_srv serv;
+	enum cfctrl_srv servtype;
+	u8 endpoint;
+	u8 physlinkid;
+	u8 prio;
+	u8 tmp;
+	u8 *cp;
+	int i;
+	struct cfctrl_link_param linkparam;
+	struct cfctrl_request_info rsp, *req;
+
+	memset(&linkparam, 0, sizeof(linkparam));
+
+	tmp = cfpkt_extr_head_u8(pkt);
+
+	serv = tmp & CFCTRL_SRV_MASK;
+	linkparam.linktype = serv;
+
+	servtype = tmp >> 4;
+	linkparam.chtype = servtype;
+
+	tmp = cfpkt_extr_head_u8(pkt);
+	physlinkid = tmp & 0x07;
+	prio = tmp >> 3;
+
+	linkparam.priority = prio;
+	linkparam.phyid = physlinkid;
+	endpoint = cfpkt_extr_head_u8(pkt);
+	linkparam.endpoint = endpoint & 0x03;
+
+	switch (serv) {
+	case CFCTRL_SRV_VEI:
+	case CFCTRL_SRV_DBG:
+		if (CFCTRL_ERR_BIT & cmdrsp)
+			break;
+		/* Link ID */
+		linkid = cfpkt_extr_head_u8(pkt);
+		break;
+	case CFCTRL_SRV_VIDEO:
+		tmp = cfpkt_extr_head_u8(pkt);
+		linkparam.u.video.connid = tmp;
+		if (CFCTRL_ERR_BIT & cmdrsp)
+			break;
+		/* Link ID */
+		linkid = cfpkt_extr_head_u8(pkt);
+		break;
+
+	case CFCTRL_SRV_DATAGRAM:
+		linkparam.u.datagram.connid = cfpkt_extr_head_u32(pkt);
+		if (CFCTRL_ERR_BIT & cmdrsp)
+			break;
+		/* Link ID */
+		linkid = cfpkt_extr_head_u8(pkt);
+		break;
+	case CFCTRL_SRV_RFM:
+		/* Construct a frame, convert
+		 * DatagramConnectionID
+		 * to network format long and copy it out...
+		 */
+		linkparam.u.rfm.connid = cfpkt_extr_head_u32(pkt);
+		cp = (u8 *) linkparam.u.rfm.volume;
+		for (tmp = cfpkt_extr_head_u8(pkt);
+		     cfpkt_more(pkt) && tmp != '\0';
+		     tmp = cfpkt_extr_head_u8(pkt))
+			*cp++ = tmp;
+		*cp = '\0';
+
+		if (CFCTRL_ERR_BIT & cmdrsp)
+			break;
+		/* Link ID */
+		linkid = cfpkt_extr_head_u8(pkt);
+
+		break;
+	case CFCTRL_SRV_UTIL:
+		/* Construct a frame, convert
+		 * DatagramConnectionID
+		 * to network format long and copy it out...
+		 */
+		/* Fifosize KB */
+		linkparam.u.utility.fifosize_kb = cfpkt_extr_head_u16(pkt);
+		/* Fifosize bufs */
+		linkparam.u.utility.fifosize_bufs = cfpkt_extr_head_u16(pkt);
+		/* name */
+		cp = (u8 *) linkparam.u.utility.name;
+		caif_assert(sizeof(linkparam.u.utility.name)
+			     >= UTILITY_NAME_LENGTH);
+		for (i = 0; i < UTILITY_NAME_LENGTH && cfpkt_more(pkt); i++) {
+			tmp = cfpkt_extr_head_u8(pkt);
+			*cp++ = tmp;
+		}
+		/* Length */
+		len = cfpkt_extr_head_u8(pkt);
+		linkparam.u.utility.paramlen = len;
+		/* Param Data */
+		cp = linkparam.u.utility.params;
+		while (cfpkt_more(pkt) && len--) {
+			tmp = cfpkt_extr_head_u8(pkt);
+			*cp++ = tmp;
+		}
+		if (CFCTRL_ERR_BIT & cmdrsp)
+			break;
+		/* Link ID */
+		linkid = cfpkt_extr_head_u8(pkt);
+		/* Length */
+		len = cfpkt_extr_head_u8(pkt);
+		/* Param Data */
+		cfpkt_extr_head(pkt, NULL, len);
+		break;
+	default:
+		pr_warn("Request setup, invalid type (%d)\n", serv);
+		return -1;
+	}
+
+	rsp.cmd = CFCTRL_CMD_LINK_SETUP;
+	rsp.param = linkparam;
+	spin_lock_bh(&cfctrl->info_list_lock);
+	req = cfctrl_remove_req(cfctrl, &rsp);
+
+	if (CFCTRL_ERR_BIT == (CFCTRL_ERR_BIT & cmdrsp) ||
+		cfpkt_erroneous(pkt)) {
+		pr_err("Invalid O/E bit or parse error "
+				"on CAIF control channel\n");
+		cfctrl->res.reject_rsp(cfctrl->serv.layer.up, 0,
+				       req ? req->client_layer : NULL);
+	} else {
+		cfctrl->res.linksetup_rsp(cfctrl->serv.layer.up, linkid,
+					  serv, physlinkid,
+					  req ?  req->client_layer : NULL);
+	}
+
+	kfree(req);
+
+	spin_unlock_bh(&cfctrl->info_list_lock);
+
+	return 0;
+}
+
 static int cfctrl_recv(struct cflayer *layer, struct cfpkt *pkt)
 {
 	u8 cmdrsp;
 	u8 cmd;
-	int ret = -1;
-	u8 len;
-	u8 param[255];
+	int ret = 0;
 	u8 linkid = 0;
 	struct cfctrl *cfctrl = container_obj(layer);
-	struct cfctrl_request_info rsp, *req;
-
 
 	cmdrsp = cfpkt_extr_head_u8(pkt);
 	cmd = cmdrsp & CFCTRL_CMD_MASK;
@@ -374,150 +511,7 @@ static int cfctrl_recv(struct cflayer *layer, struct cfpkt *pkt)
 
 	switch (cmd) {
 	case CFCTRL_CMD_LINK_SETUP:
-		{
-			enum cfctrl_srv serv;
-			enum cfctrl_srv servtype;
-			u8 endpoint;
-			u8 physlinkid;
-			u8 prio;
-			u8 tmp;
-			u8 *cp;
-			int i;
-			struct cfctrl_link_param linkparam;
-			memset(&linkparam, 0, sizeof(linkparam));
-
-			tmp = cfpkt_extr_head_u8(pkt);
-
-			serv = tmp & CFCTRL_SRV_MASK;
-			linkparam.linktype = serv;
-
-			servtype = tmp >> 4;
-			linkparam.chtype = servtype;
-
-			tmp = cfpkt_extr_head_u8(pkt);
-			physlinkid = tmp & 0x07;
-			prio = tmp >> 3;
-
-			linkparam.priority = prio;
-			linkparam.phyid = physlinkid;
-			endpoint = cfpkt_extr_head_u8(pkt);
-			linkparam.endpoint = endpoint & 0x03;
-
-			switch (serv) {
-			case CFCTRL_SRV_VEI:
-			case CFCTRL_SRV_DBG:
-				if (CFCTRL_ERR_BIT & cmdrsp)
-					break;
-				/* Link ID */
-				linkid = cfpkt_extr_head_u8(pkt);
-				break;
-			case CFCTRL_SRV_VIDEO:
-				tmp = cfpkt_extr_head_u8(pkt);
-				linkparam.u.video.connid = tmp;
-				if (CFCTRL_ERR_BIT & cmdrsp)
-					break;
-				/* Link ID */
-				linkid = cfpkt_extr_head_u8(pkt);
-				break;
-
-			case CFCTRL_SRV_DATAGRAM:
-				linkparam.u.datagram.connid =
-				    cfpkt_extr_head_u32(pkt);
-				if (CFCTRL_ERR_BIT & cmdrsp)
-					break;
-				/* Link ID */
-				linkid = cfpkt_extr_head_u8(pkt);
-				break;
-			case CFCTRL_SRV_RFM:
-				/* Construct a frame, convert
-				 * DatagramConnectionID
-				 * to network format long and copy it out...
-				 */
-				linkparam.u.rfm.connid =
-				    cfpkt_extr_head_u32(pkt);
-				cp = (u8 *) linkparam.u.rfm.volume;
-				for (tmp = cfpkt_extr_head_u8(pkt);
-				     cfpkt_more(pkt) && tmp != '\0';
-				     tmp = cfpkt_extr_head_u8(pkt))
-					*cp++ = tmp;
-				*cp = '\0';
-
-				if (CFCTRL_ERR_BIT & cmdrsp)
-					break;
-				/* Link ID */
-				linkid = cfpkt_extr_head_u8(pkt);
-
-				break;
-			case CFCTRL_SRV_UTIL:
-				/* Construct a frame, convert
-				 * DatagramConnectionID
-				 * to network format long and copy it out...
-				 */
-				/* Fifosize KB */
-				linkparam.u.utility.fifosize_kb =
-				    cfpkt_extr_head_u16(pkt);
-				/* Fifosize bufs */
-				linkparam.u.utility.fifosize_bufs =
-				    cfpkt_extr_head_u16(pkt);
-				/* name */
-				cp = (u8 *) linkparam.u.utility.name;
-				caif_assert(sizeof(linkparam.u.utility.name)
-					     >= UTILITY_NAME_LENGTH);
-				for (i = 0;
-				     i < UTILITY_NAME_LENGTH
-				     && cfpkt_more(pkt); i++) {
-					tmp = cfpkt_extr_head_u8(pkt);
-					*cp++ = tmp;
-				}
-				/* Length */
-				len = cfpkt_extr_head_u8(pkt);
-				linkparam.u.utility.paramlen = len;
-				/* Param Data */
-				cp = linkparam.u.utility.params;
-				while (cfpkt_more(pkt) && len--) {
-					tmp = cfpkt_extr_head_u8(pkt);
-					*cp++ = tmp;
-				}
-				if (CFCTRL_ERR_BIT & cmdrsp)
-					break;
-				/* Link ID */
-				linkid = cfpkt_extr_head_u8(pkt);
-				/* Length */
-				len = cfpkt_extr_head_u8(pkt);
-				/* Param Data */
-				cfpkt_extr_head(pkt, &param, len);
-				break;
-			default:
-				pr_warn("Request setup, invalid type (%d)\n",
-					serv);
-				goto error;
-			}
-
-			rsp.cmd = cmd;
-			rsp.param = linkparam;
-			spin_lock_bh(&cfctrl->info_list_lock);
-			req = cfctrl_remove_req(cfctrl, &rsp);
-
-			if (CFCTRL_ERR_BIT == (CFCTRL_ERR_BIT & cmdrsp) ||
-				cfpkt_erroneous(pkt)) {
-				pr_err("Invalid O/E bit or parse error "
-						"on CAIF control channel\n");
-				cfctrl->res.reject_rsp(cfctrl->serv.layer.up,
-						       0,
-						       req ? req->client_layer
-						       : NULL);
-			} else {
-				cfctrl->res.linksetup_rsp(cfctrl->serv.
-							  layer.up, linkid,
-							  serv, physlinkid,
-							  req ? req->
-							  client_layer : NULL);
-			}
-
-			kfree(req);
-
-			spin_unlock_bh(&cfctrl->info_list_lock);
-		}
+		ret = cfctrl_link_setup(cfctrl, pkt, cmdrsp);
 		break;
 	case CFCTRL_CMD_LINK_DESTROY:
 		linkid = cfpkt_extr_head_u8(pkt);
@@ -544,9 +538,9 @@ static int cfctrl_recv(struct cflayer *layer, struct cfpkt *pkt)
 		break;
 	default:
 		pr_err("Unrecognized Control Frame\n");
+		ret = -1;
 		goto error;
 	}
-	ret = 0;
 error:
 	cfpkt_destroy(pkt);
 	return ret;
diff --git a/net/core/dst.c b/net/core/dst.c
index aad197e761cb4c..2513665696f693 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -150,8 +150,8 @@ void dst_dev_put(struct dst_entry *dst)
 	dst->obsolete = DST_OBSOLETE_DEAD;
 	if (dst->ops->ifdown)
 		dst->ops->ifdown(dst, dev);
-	dst->input = dst_discard;
-	dst->output = dst_discard_out;
+	WRITE_ONCE(dst->input, dst_discard);
+	WRITE_ONCE(dst->output, dst_discard_out);
 	dst->dev = blackhole_netdev;
 	netdev_ref_replace(dev, blackhole_netdev, &dst->dev_tracker,
 			   GFP_ATOMIC);
diff --git a/net/core/filter.c b/net/core/filter.c
index 3e10b4c8338f92..7afb7658c38835 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -9330,6 +9330,9 @@ static bool flow_dissector_is_valid_access(int off, int size,
 	if (off < 0 || off >= sizeof(struct __sk_buff))
 		return false;
 
+	if (off % size != 0)
+		return false;
+
 	if (type == BPF_WRITE)
 		return false;
 
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 1a4d2a61b060bd..2bdb1e84c6c8a8 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -791,6 +791,13 @@ int netpoll_setup(struct netpoll *np)
 	if (err)
 		goto put;
 	rtnl_unlock();
+
+	/* Make sure all NAPI polls which started before dev->npinfo
+	 * was visible have exited before we start calling NAPI poll.
+	 * NAPI skips locking if dev->npinfo is NULL.
+	 */
+	synchronize_rcu();
+
 	return 0;
 
 put:
diff --git a/net/core/skmsg.c b/net/core/skmsg.c
index c3169e1e635248..6225547808a6ba 100644
--- a/net/core/skmsg.c
+++ b/net/core/skmsg.c
@@ -655,6 +655,13 @@ static void sk_psock_backlog(struct work_struct *work)
 	bool ingress;
 	int ret;
 
+	/* If sk is quickly removed from the map and then added back, the old
+	 * psock should not be scheduled, because there are now two psocks
+	 * pointing to the same sk.
+	 */
+	if (!sk_psock_test_state(psock, SK_PSOCK_TX_ENABLED))
+		return;
+
 	/* Increment the psock refcnt to synchronize with close(fd) path in
 	 * sock_map_close(), ensuring we wait for backlog thread completion
 	 * before sk_socket freed. If refcnt increment fails, it indicates
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 8ee1ad2d8c13f6..6ee77f7f911473 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1699,8 +1699,8 @@ struct rtable *rt_dst_clone(struct net_device *dev, struct rtable *rt)
 		else if (rt->rt_gw_family == AF_INET6)
 			new_rt->rt_gw6 = rt->rt_gw6;
 
-		new_rt->dst.input = rt->dst.input;
-		new_rt->dst.output = rt->dst.output;
+		new_rt->dst.input = READ_ONCE(rt->dst.input);
+		new_rt->dst.output = READ_ONCE(rt->dst.output);
 		new_rt->dst.error = rt->dst.error;
 		new_rt->dst.lastuse = jiffies;
 		new_rt->dst.lwtstate = lwtstate_get(rt->dst.lwtstate);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index f7b95bc8ad60bb..c6d00817ad3fd9 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4872,8 +4872,9 @@ static void tcp_ofo_queue(struct sock *sk)
 
 		if (before(TCP_SKB_CB(skb)->seq, dsack_high)) {
 			__u32 dsack = dsack_high;
+
 			if (before(TCP_SKB_CB(skb)->end_seq, dsack_high))
-				dsack_high = TCP_SKB_CB(skb)->end_seq;
+				dsack = TCP_SKB_CB(skb)->end_seq;
 			tcp_dsack_extend(sk, TCP_SKB_CB(skb)->seq, dsack);
 		}
 		p = rb_next(p);
@@ -4940,6 +4941,7 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
 		return;
 	}
 
+	tcp_measure_rcv_mss(sk, skb);
 	/* Disable header prediction. */
 	tp->pred_flags = 0;
 	inet_csk_schedule_ack(sk);
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 023ac39041a214..c44136cbbaa1f4 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -437,15 +437,17 @@ struct fib6_dump_arg {
 static int fib6_rt_dump(struct fib6_info *rt, struct fib6_dump_arg *arg)
 {
 	enum fib_event_type fib_event = FIB_EVENT_ENTRY_REPLACE;
+	unsigned int nsiblings;
 	int err;
 
 	if (!rt || rt == arg->net->ipv6.fib6_null_entry)
 		return 0;
 
-	if (rt->fib6_nsiblings)
+	nsiblings = READ_ONCE(rt->fib6_nsiblings);
+	if (nsiblings)
 		err = call_fib6_multipath_entry_notifier(arg->nb, fib_event,
 							 rt,
-							 rt->fib6_nsiblings,
+							 nsiblings,
 							 arg->extack);
 	else
 		err = call_fib6_entry_notifier(arg->nb, fib_event, rt,
@@ -1118,7 +1120,7 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
 
 			if (rt6_duplicate_nexthop(iter, rt)) {
 				if (rt->fib6_nsiblings)
-					rt->fib6_nsiblings = 0;
+					WRITE_ONCE(rt->fib6_nsiblings, 0);
 				if (!(iter->fib6_flags & RTF_EXPIRES))
 					return -EEXIST;
 				if (!(rt->fib6_flags & RTF_EXPIRES))
@@ -1144,7 +1146,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
 			 */
 			if (rt_can_ecmp &&
 			    rt6_qualify_for_ecmp(iter))
-				rt->fib6_nsiblings++;
+				WRITE_ONCE(rt->fib6_nsiblings,
+					   rt->fib6_nsiblings + 1);
 		}
 
 		if (iter->fib6_metric > rt->fib6_metric)
@@ -1194,7 +1197,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
 		fib6_nsiblings = 0;
 		list_for_each_entry_safe(sibling, temp_sibling,
 					 &rt->fib6_siblings, fib6_siblings) {
-			sibling->fib6_nsiblings++;
+			WRITE_ONCE(sibling->fib6_nsiblings,
+				   sibling->fib6_nsiblings + 1);
 			BUG_ON(sibling->fib6_nsiblings != rt->fib6_nsiblings);
 			fib6_nsiblings++;
 		}
@@ -1239,8 +1243,9 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
 				list_for_each_entry_safe(sibling, next_sibling,
 							 &rt->fib6_siblings,
 							 fib6_siblings)
-					sibling->fib6_nsiblings--;
-				rt->fib6_nsiblings = 0;
+					WRITE_ONCE(sibling->fib6_nsiblings,
+						   sibling->fib6_nsiblings - 1);
+				WRITE_ONCE(rt->fib6_nsiblings, 0);
 				list_del_rcu(&rt->fib6_siblings);
 				rt6_multipath_rebalance(next_sibling);
 				return err;
@@ -1952,8 +1957,9 @@ static void fib6_del_route(struct fib6_table *table, struct fib6_node *fn,
 			notify_del = true;
 		list_for_each_entry_safe(sibling, next_sibling,
 					 &rt->fib6_siblings, fib6_siblings)
-			sibling->fib6_nsiblings--;
-		rt->fib6_nsiblings = 0;
+			WRITE_ONCE(sibling->fib6_nsiblings,
+				   sibling->fib6_nsiblings - 1);
+		WRITE_ONCE(rt->fib6_nsiblings, 0);
 		list_del_rcu(&rt->fib6_siblings);
 		rt6_multipath_rebalance(next_sibling);
 	}
diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c
index 7f014a8969fb25..84b17eeaa57cc7 100644
--- a/net/ipv6/ip6_offload.c
+++ b/net/ipv6/ip6_offload.c
@@ -150,7 +150,9 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb,
 
 	ops = rcu_dereference(inet6_offloads[proto]);
 	if (likely(ops && ops->callbacks.gso_segment)) {
-		skb_reset_transport_header(skb);
+		if (!skb_reset_transport_header_careful(skb))
+			goto out;
+
 		segs = ops->callbacks.gso_segment(skb, features);
 		if (!segs)
 			skb->network_header = skb_mac_header(skb) + nhoff - skb->head;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 7f19868d7d6c6b..18451dfeae6822 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -2035,6 +2035,7 @@ static int ip6mr_forward2(struct net *net, struct mr_table *mrt,
 			  struct sk_buff *skb, int vifi)
 {
 	struct vif_device *vif = &mrt->vif_table[vifi];
+	struct net_device *indev = skb->dev;
 	struct net_device *vif_dev;
 	struct ipv6hdr *ipv6h;
 	struct dst_entry *dst;
@@ -2097,7 +2098,7 @@ static int ip6mr_forward2(struct net *net, struct mr_table *mrt,
 	IP6CB(skb)->flags |= IP6SKB_FORWARDED;
 
 	return NF_HOOK(NFPROTO_IPV6, NF_INET_FORWARD,
-		       net, NULL, skb, skb->dev, vif_dev,
+		       net, NULL, skb, indev, skb->dev,
 		       ip6mr_forward2_finish);
 
 out_free:
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 53197087353a7b..eb9e505f71f979 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -5230,7 +5230,8 @@ static void ip6_route_mpath_notify(struct fib6_info *rt,
 	 */
 	rcu_read_lock();
 
-	if ((nlflags & NLM_F_APPEND) && rt_last && rt_last->fib6_nsiblings) {
+	if ((nlflags & NLM_F_APPEND) && rt_last &&
+	    READ_ONCE(rt_last->fib6_nsiblings)) {
 		rt = list_first_or_null_rcu(&rt_last->fib6_siblings,
 					    struct fib6_info,
 					    fib6_siblings);
@@ -5577,32 +5578,34 @@ static int rt6_nh_nlmsg_size(struct fib6_nh *nh, void *arg)
 
 static size_t rt6_nlmsg_size(struct fib6_info *f6i)
 {
+	struct fib6_info *sibling;
+	struct fib6_nh *nh;
 	int nexthop_len;
 
 	if (f6i->nh) {
 		nexthop_len = nla_total_size(4); /* RTA_NH_ID */
 		nexthop_for_each_fib6_nh(f6i->nh, rt6_nh_nlmsg_size,
 					 &nexthop_len);
-	} else {
-		struct fib6_nh *nh = f6i->fib6_nh;
-		struct fib6_info *sibling;
-
-		nexthop_len = 0;
-		if (f6i->fib6_nsiblings) {
-			rt6_nh_nlmsg_size(nh, &nexthop_len);
-
-			rcu_read_lock();
+		goto common;
+	}
 
-			list_for_each_entry_rcu(sibling, &f6i->fib6_siblings,
-						fib6_siblings) {
-				rt6_nh_nlmsg_size(sibling->fib6_nh, &nexthop_len);
-			}
+	rcu_read_lock();
+retry:
+	nh = f6i->fib6_nh;
+	nexthop_len = 0;
+	if (READ_ONCE(f6i->fib6_nsiblings)) {
+		rt6_nh_nlmsg_size(nh, &nexthop_len);
 
-			rcu_read_unlock();
+		list_for_each_entry_rcu(sibling, &f6i->fib6_siblings,
+					fib6_siblings) {
+			rt6_nh_nlmsg_size(sibling->fib6_nh, &nexthop_len);
+			if (!READ_ONCE(f6i->fib6_nsiblings))
+				goto retry;
 		}
-		nexthop_len += lwtunnel_get_encap_size(nh->fib_nh_lws);
 	}
-
+	rcu_read_unlock();
+	nexthop_len += lwtunnel_get_encap_size(nh->fib_nh_lws);
+common:
 	return NLMSG_ALIGN(sizeof(struct rtmsg))
 	       + nla_total_size(16) /* RTA_SRC */
 	       + nla_total_size(16) /* RTA_DST */
@@ -5761,7 +5764,7 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb,
 		if (dst->lwtstate &&
 		    lwtunnel_fill_encap(skb, dst->lwtstate, RTA_ENCAP, RTA_ENCAP_TYPE) < 0)
 			goto nla_put_failure;
-	} else if (rt->fib6_nsiblings) {
+	} else if (READ_ONCE(rt->fib6_nsiblings)) {
 		struct fib6_info *sibling;
 		struct nlattr *mp;
 
@@ -5863,16 +5866,21 @@ static bool fib6_info_uses_dev(const struct fib6_info *f6i,
 	if (f6i->fib6_nh->fib_nh_dev == dev)
 		return true;
 
-	if (f6i->fib6_nsiblings) {
-		struct fib6_info *sibling, *next_sibling;
+	if (READ_ONCE(f6i->fib6_nsiblings)) {
+		const struct fib6_info *sibling;
 
-		list_for_each_entry_safe(sibling, next_sibling,
-					 &f6i->fib6_siblings, fib6_siblings) {
-			if (sibling->fib6_nh->fib_nh_dev == dev)
+		rcu_read_lock();
+		list_for_each_entry_rcu(sibling, &f6i->fib6_siblings,
+					fib6_siblings) {
+			if (sibling->fib6_nh->fib_nh_dev == dev) {
+				rcu_read_unlock();
 				return true;
+			}
+			if (!READ_ONCE(f6i->fib6_nsiblings))
+				break;
 		}
+		rcu_read_unlock();
 	}
-
 	return false;
 }
 
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a3c5d4d995db02..3ff7f38394a6bc 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1099,13 +1099,13 @@ ieee80211_copy_rnr_beacon(u8 *pos, struct cfg80211_rnr_elems *dst,
 {
 	int i, offset = 0;
 
+	dst->cnt = src->cnt;
 	for (i = 0; i < src->cnt; i++) {
 		memcpy(pos + offset, src->elem[i].data, src->elem[i].len);
 		dst->elem[i].len = src->elem[i].len;
 		dst->elem[i].data = pos + offset;
 		offset += dst->elem[i].len;
 	}
-	dst->cnt = src->cnt;
 
 	return offset;
 }
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index a4af3b7675efae..f3cdbd2133f67c 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -1450,7 +1450,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
 	if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
 		return -ENOTSUPP;
 
-	if (sdata->vif.type != NL80211_IFTYPE_STATION)
+	if (sdata->vif.type != NL80211_IFTYPE_STATION || !sdata->vif.cfg.assoc)
 		return -EINVAL;
 
 	switch (oper) {
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index ec5469add68a27..7eddcb6f964555 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -629,6 +629,12 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
 	else
 		tx->key = NULL;
 
+	if (info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) {
+		if (tx->key && tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
+			info->control.hw_key = &tx->key->conf;
+		return TX_CONTINUE;
+	}
+
 	if (tx->key) {
 		bool skip_hw = false;
 
@@ -1451,7 +1457,7 @@ static void ieee80211_txq_enqueue(struct ieee80211_local *local,
 {
 	struct fq *fq = &local->fq;
 	struct fq_tin *tin = &txqi->tin;
-	u32 flow_idx = fq_flow_idx(fq, skb);
+	u32 flow_idx;
 
 	ieee80211_set_skb_enqueue_time(skb);
 
@@ -1467,6 +1473,7 @@ static void ieee80211_txq_enqueue(struct ieee80211_local *local,
 			IEEE80211_TX_INTCFL_NEED_TXPROCESSING;
 		__skb_queue_tail(&txqi->frags, skb);
 	} else {
+		flow_idx = fq_flow_idx(fq, skb);
 		fq_tin_enqueue(fq, tin, flow_idx, skb,
 			       fq_skb_free_func);
 	}
@@ -3877,6 +3884,7 @@ struct sk_buff *ieee80211_tx_dequeue(struct ieee80211_hw *hw,
 	 * The key can be removed while the packet was queued, so need to call
 	 * this here to get the current key.
 	 */
+	info->control.hw_key = NULL;
 	r = ieee80211_tx_h_select_key(&tx);
 	if (r != TX_CONTINUE) {
 		ieee80211_free_txskb(&local->hw, skb);
@@ -4099,7 +4107,9 @@ void __ieee80211_schedule_txq(struct ieee80211_hw *hw,
 
 	spin_lock_bh(&local->active_txq_lock[txq->ac]);
 
-	has_queue = force || txq_has_queue(txq);
+	has_queue = force ||
+		    (!test_bit(IEEE80211_TXQ_STOP, &txqi->flags) &&
+		     txq_has_queue(txq));
 	if (list_empty(&txqi->schedule_order) &&
 	    (has_queue || ieee80211_txq_keep_active(txqi))) {
 		/* If airtime accounting is active, always enqueue STAs at the
diff --git a/net/netfilter/nf_bpf_link.c b/net/netfilter/nf_bpf_link.c
index 2aad0562a41351..658e401b7937e4 100644
--- a/net/netfilter/nf_bpf_link.c
+++ b/net/netfilter/nf_bpf_link.c
@@ -17,7 +17,7 @@ static unsigned int nf_hook_run_bpf(void *bpf_prog, struct sk_buff *skb,
 		.skb = skb,
 	};
 
-	return bpf_prog_run(prog, &ctx);
+	return bpf_prog_run_pin_on_cpu(prog, &ctx);
 }
 
 struct bpf_nf_link {
@@ -295,6 +295,9 @@ static bool nf_is_valid_access(int off, int size, enum bpf_access_type type,
 	if (off < 0 || off >= sizeof(struct bpf_nf_ctx))
 		return false;
 
+	if (off % size != 0)
+		return false;
+
 	if (type == BPF_WRITE)
 		return false;
 
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 18ae39cf418876..4ffb5ef79ca13f 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -979,11 +979,6 @@ static int nf_tables_fill_table_info(struct sk_buff *skb, struct net *net,
 			 NFTA_TABLE_PAD))
 		goto nla_put_failure;
 
-	if (event == NFT_MSG_DELTABLE) {
-		nlmsg_end(skb, nlh);
-		return 0;
-	}
-
 	if (nla_put_be32(skb, NFTA_TABLE_FLAGS,
 			 htonl(table->flags & NFT_TABLE_F_MASK)))
 		goto nla_put_failure;
@@ -1827,11 +1822,6 @@ static int nf_tables_fill_chain_info(struct sk_buff *skb, struct net *net,
 			 NFTA_CHAIN_PAD))
 		goto nla_put_failure;
 
-	if (event == NFT_MSG_DELCHAIN && !hook_list) {
-		nlmsg_end(skb, nlh);
-		return 0;
-	}
-
 	if (nft_is_base_chain(chain)) {
 		const struct nft_base_chain *basechain = nft_base_chain(chain);
 		struct nft_stats __percpu *stats;
@@ -3785,7 +3775,7 @@ void nf_tables_rule_destroy(const struct nft_ctx *ctx, struct nft_rule *rule)
 /* can only be used if rule is no longer visible to dumps */
 static void nf_tables_rule_release(const struct nft_ctx *ctx, struct nft_rule *rule)
 {
-	lockdep_commit_lock_is_held(ctx->net);
+	WARN_ON_ONCE(!lockdep_commit_lock_is_held(ctx->net));
 
 	nft_rule_expr_deactivate(ctx, rule, NFT_TRANS_RELEASE);
 	nf_tables_rule_destroy(ctx, rule);
@@ -4584,11 +4574,6 @@ static int nf_tables_fill_set(struct sk_buff *skb, const struct nft_ctx *ctx,
 			 NFTA_SET_PAD))
 		goto nla_put_failure;
 
-	if (event == NFT_MSG_DELSET) {
-		nlmsg_end(skb, nlh);
-		return 0;
-	}
-
 	if (set->flags != 0)
 		if (nla_put_be32(skb, NFTA_SET_FLAGS, htonl(set->flags)))
 			goto nla_put_failure;
@@ -5586,7 +5571,7 @@ void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
 			      struct nft_set_binding *binding,
 			      enum nft_trans_phase phase)
 {
-	lockdep_commit_lock_is_held(ctx->net);
+	WARN_ON_ONCE(!lockdep_commit_lock_is_held(ctx->net));
 
 	switch (phase) {
 	case NFT_TRANS_PREPARE_ERROR:
@@ -7828,11 +7813,6 @@ static int nf_tables_fill_obj_info(struct sk_buff *skb, struct net *net,
 			 NFTA_OBJ_PAD))
 		goto nla_put_failure;
 
-	if (event == NFT_MSG_DELOBJ) {
-		nlmsg_end(skb, nlh);
-		return 0;
-	}
-
 	if (nla_put_be32(skb, NFTA_OBJ_TYPE, htonl(obj->ops->type->type)) ||
 	    nla_put_be32(skb, NFTA_OBJ_USE, htonl(obj->use)) ||
 	    nft_object_dump(skb, NFTA_OBJ_DATA, obj, reset))
@@ -8851,11 +8831,6 @@ static int nf_tables_fill_flowtable_info(struct sk_buff *skb, struct net *net,
 			 NFTA_FLOWTABLE_PAD))
 		goto nla_put_failure;
 
-	if (event == NFT_MSG_DELFLOWTABLE && !hook_list) {
-		nlmsg_end(skb, nlh);
-		return 0;
-	}
-
 	if (nla_put_be32(skb, NFTA_FLOWTABLE_USE, htonl(flowtable->use)) ||
 	    nla_put_be32(skb, NFTA_FLOWTABLE_FLAGS, htonl(flowtable->data.flags)))
 		goto nla_put_failure;
diff --git a/net/netfilter/xt_nfacct.c b/net/netfilter/xt_nfacct.c
index 7c6bf1c168131a..0ca1cdfc4095b6 100644
--- a/net/netfilter/xt_nfacct.c
+++ b/net/netfilter/xt_nfacct.c
@@ -38,8 +38,8 @@ nfacct_mt_checkentry(const struct xt_mtchk_param *par)
 
 	nfacct = nfnl_acct_find_get(par->net, info->name);
 	if (nfacct == NULL) {
-		pr_info_ratelimited("accounting object `%s' does not exists\n",
-				    info->name);
+		pr_info_ratelimited("accounting object `%.*s' does not exist\n",
+				    NFACCT_NAME_MAX, info->name);
 		return -ENOENT;
 	}
 	info->nfacct = nfacct;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 9cac7cb78c0f54..9620f160be70bb 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4566,10 +4566,10 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
 	spin_lock(&po->bind_lock);
 	was_running = packet_sock_flag(po, PACKET_SOCK_RUNNING);
 	num = po->num;
-	if (was_running) {
-		WRITE_ONCE(po->num, 0);
+	WRITE_ONCE(po->num, 0);
+	if (was_running)
 		__unregister_prot_hook(sk, false);
-	}
+
 	spin_unlock(&po->bind_lock);
 
 	synchronize_net();
@@ -4601,10 +4601,10 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
 	mutex_unlock(&po->pg_vec_lock);
 
 	spin_lock(&po->bind_lock);
-	if (was_running) {
-		WRITE_ONCE(po->num, num);
+	WRITE_ONCE(po->num, num);
+	if (was_running)
 		register_prot_hook(sk);
-	}
+
 	spin_unlock(&po->bind_lock);
 	if (pg_vec && (po->tp_version > TPACKET_V2)) {
 		/* Because we don't support block-based V3 on tx-ring */
diff --git a/net/sched/act_ctinfo.c b/net/sched/act_ctinfo.c
index 4d15b6a6169c45..8792244620b9d2 100644
--- a/net/sched/act_ctinfo.c
+++ b/net/sched/act_ctinfo.c
@@ -44,9 +44,9 @@ static void tcf_ctinfo_dscp_set(struct nf_conn *ct, struct tcf_ctinfo *ca,
 				ipv4_change_dsfield(ip_hdr(skb),
 						    INET_ECN_MASK,
 						    newdscp);
-				ca->stats_dscp_set++;
+				atomic64_inc(&ca->stats_dscp_set);
 			} else {
-				ca->stats_dscp_error++;
+				atomic64_inc(&ca->stats_dscp_error);
 			}
 		}
 		break;
@@ -57,9 +57,9 @@ static void tcf_ctinfo_dscp_set(struct nf_conn *ct, struct tcf_ctinfo *ca,
 				ipv6_change_dsfield(ipv6_hdr(skb),
 						    INET_ECN_MASK,
 						    newdscp);
-				ca->stats_dscp_set++;
+				atomic64_inc(&ca->stats_dscp_set);
 			} else {
-				ca->stats_dscp_error++;
+				atomic64_inc(&ca->stats_dscp_error);
 			}
 		}
 		break;
@@ -72,7 +72,7 @@ static void tcf_ctinfo_cpmark_set(struct nf_conn *ct, struct tcf_ctinfo *ca,
 				  struct tcf_ctinfo_params *cp,
 				  struct sk_buff *skb)
 {
-	ca->stats_cpmark_set++;
+	atomic64_inc(&ca->stats_cpmark_set);
 	skb->mark = READ_ONCE(ct->mark) & cp->cpmarkmask;
 }
 
@@ -323,15 +323,18 @@ static int tcf_ctinfo_dump(struct sk_buff *skb, struct tc_action *a,
 	}
 
 	if (nla_put_u64_64bit(skb, TCA_CTINFO_STATS_DSCP_SET,
-			      ci->stats_dscp_set, TCA_CTINFO_PAD))
+			      atomic64_read(&ci->stats_dscp_set),
+			      TCA_CTINFO_PAD))
 		goto nla_put_failure;
 
 	if (nla_put_u64_64bit(skb, TCA_CTINFO_STATS_DSCP_ERROR,
-			      ci->stats_dscp_error, TCA_CTINFO_PAD))
+			      atomic64_read(&ci->stats_dscp_error),
+			      TCA_CTINFO_PAD))
 		goto nla_put_failure;
 
 	if (nla_put_u64_64bit(skb, TCA_CTINFO_STATS_CPMARK_SET,
-			      ci->stats_cpmark_set, TCA_CTINFO_PAD))
+			      atomic64_read(&ci->stats_cpmark_set),
+			      TCA_CTINFO_PAD))
 		goto nla_put_failure;
 
 	spin_unlock_bh(&ci->tcf_lock);
diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c
index 793009f445c03b..a0e3f3bae5361d 100644
--- a/net/sched/sch_mqprio.c
+++ b/net/sched/sch_mqprio.c
@@ -152,7 +152,7 @@ static int mqprio_parse_opt(struct net_device *dev, struct tc_mqprio_qopt *qopt,
 static const struct
 nla_policy mqprio_tc_entry_policy[TCA_MQPRIO_TC_ENTRY_MAX + 1] = {
 	[TCA_MQPRIO_TC_ENTRY_INDEX]	= NLA_POLICY_MAX(NLA_U32,
-							 TC_QOPT_MAX_QUEUE),
+							 TC_QOPT_MAX_QUEUE - 1),
 	[TCA_MQPRIO_TC_ENTRY_FP]	= NLA_POLICY_RANGE(NLA_U32,
 							   TC_FP_EXPRESS,
 							   TC_FP_PREEMPTIBLE),
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 447d3e836a24f0..0ad231e94e14d3 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -972,6 +972,41 @@ static int parse_attr(struct nlattr *tb[], int maxtype, struct nlattr *nla,
 	return 0;
 }
 
+static const struct Qdisc_class_ops netem_class_ops;
+
+static int check_netem_in_tree(struct Qdisc *sch, bool duplicates,
+			       struct netlink_ext_ack *extack)
+{
+	struct Qdisc *root, *q;
+	unsigned int i;
+
+	root = qdisc_root_sleeping(sch);
+
+	if (sch != root && root->ops->cl_ops == &netem_class_ops) {
+		if (duplicates ||
+		    ((struct netem_sched_data *)qdisc_priv(root))->duplicate)
+			goto err;
+	}
+
+	if (!qdisc_dev(root))
+		return 0;
+
+	hash_for_each(qdisc_dev(root)->qdisc_hash, i, q, hash) {
+		if (sch != q && q->ops->cl_ops == &netem_class_ops) {
+			if (duplicates ||
+			    ((struct netem_sched_data *)qdisc_priv(q))->duplicate)
+				goto err;
+		}
+	}
+
+	return 0;
+
+err:
+	NL_SET_ERR_MSG(extack,
+		       "netem: cannot mix duplicating netems with other netems in tree");
+	return -EINVAL;
+}
+
 /* Parse netlink message to set options */
 static int netem_change(struct Qdisc *sch, struct nlattr *opt,
 			struct netlink_ext_ack *extack)
@@ -1030,6 +1065,11 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt,
 	q->gap = qopt->gap;
 	q->counter = 0;
 	q->loss = qopt->loss;
+
+	ret = check_netem_in_tree(sch, qopt->duplicate, extack);
+	if (ret)
+		goto unlock;
+
 	q->duplicate = qopt->duplicate;
 
 	/* for compatibility with earlier versions.
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index d162e2dd860255..a01d17d03bf571 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -41,6 +41,11 @@ static struct static_key_false taprio_have_working_mqprio;
 #define TXTIME_ASSIST_IS_ENABLED(flags) ((flags) & TCA_TAPRIO_ATTR_FLAG_TXTIME_ASSIST)
 #define FULL_OFFLOAD_IS_ENABLED(flags) ((flags) & TCA_TAPRIO_ATTR_FLAG_FULL_OFFLOAD)
 #define TAPRIO_FLAGS_INVALID U32_MAX
+/* Minimum value for picos_per_byte to ensure non-zero duration
+ * for minimum-sized Ethernet frames (ETH_ZLEN = 60).
+ * 60 * 17 > PSEC_PER_NSEC (1000)
+ */
+#define TAPRIO_PICOS_PER_BYTE_MIN 17
 
 struct sched_entry {
 	/* Durations between this GCL entry and the GCL entry where the
@@ -1294,7 +1299,8 @@ static void taprio_start_sched(struct Qdisc *sch,
 }
 
 static void taprio_set_picos_per_byte(struct net_device *dev,
-				      struct taprio_sched *q)
+				      struct taprio_sched *q,
+				      struct netlink_ext_ack *extack)
 {
 	struct ethtool_link_ksettings ecmd;
 	int speed = SPEED_10;
@@ -1310,6 +1316,15 @@ static void taprio_set_picos_per_byte(struct net_device *dev,
 
 skip:
 	picos_per_byte = (USEC_PER_SEC * 8) / speed;
+	if (picos_per_byte < TAPRIO_PICOS_PER_BYTE_MIN) {
+		if (!extack)
+			pr_warn("Link speed %d is too high. Schedule may be inaccurate.\n",
+				speed);
+		NL_SET_ERR_MSG_FMT_MOD(extack,
+				       "Link speed %d is too high. Schedule may be inaccurate.",
+				       speed);
+		picos_per_byte = TAPRIO_PICOS_PER_BYTE_MIN;
+	}
 
 	atomic64_set(&q->picos_per_byte, picos_per_byte);
 	netdev_dbg(dev, "taprio: set %s's picos_per_byte to: %lld, linkspeed: %d\n",
@@ -1334,7 +1349,7 @@ static int taprio_dev_notifier(struct notifier_block *nb, unsigned long event,
 		if (dev != qdisc_dev(q->root))
 			continue;
 
-		taprio_set_picos_per_byte(dev, q);
+		taprio_set_picos_per_byte(dev, q, NULL);
 
 		stab = rtnl_dereference(q->root->stab);
 
@@ -1871,7 +1886,7 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
 	q->flags = err;
 
 	/* Needed for length_to_duration() during netlink attribute parsing */
-	taprio_set_picos_per_byte(dev, q);
+	taprio_set_picos_per_byte(dev, q, extack);
 
 	err = taprio_parse_mqprio_opt(dev, mqprio, extack, q->flags);
 	if (err < 0)
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 8d760f8fc4b5a6..7229b4a9ad1dcf 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -257,20 +257,47 @@ svc_tcp_sock_process_cmsg(struct socket *sock, struct msghdr *msg,
 }
 
 static int
-svc_tcp_sock_recv_cmsg(struct svc_sock *svsk, struct msghdr *msg)
+svc_tcp_sock_recv_cmsg(struct socket *sock, unsigned int *msg_flags)
 {
 	union {
 		struct cmsghdr	cmsg;
 		u8		buf[CMSG_SPACE(sizeof(u8))];
 	} u;
-	struct socket *sock = svsk->sk_sock;
+	u8 alert[2];
+	struct kvec alert_kvec = {
+		.iov_base = alert,
+		.iov_len = sizeof(alert),
+	};
+	struct msghdr msg = {
+		.msg_flags = *msg_flags,
+		.msg_control = &u,
+		.msg_controllen = sizeof(u),
+	};
+	int ret;
+
+	iov_iter_kvec(&msg.msg_iter, ITER_DEST, &alert_kvec, 1,
+		      alert_kvec.iov_len);
+	ret = sock_recvmsg(sock, &msg, MSG_DONTWAIT);
+	if (ret > 0 &&
+	    tls_get_record_type(sock->sk, &u.cmsg) == TLS_RECORD_TYPE_ALERT) {
+		iov_iter_revert(&msg.msg_iter, ret);
+		ret = svc_tcp_sock_process_cmsg(sock, &msg, &u.cmsg, -EAGAIN);
+	}
+	return ret;
+}
+
+static int
+svc_tcp_sock_recvmsg(struct svc_sock *svsk, struct msghdr *msg)
+{
 	int ret;
+	struct socket *sock = svsk->sk_sock;
 
-	msg->msg_control = &u;
-	msg->msg_controllen = sizeof(u);
 	ret = sock_recvmsg(sock, msg, MSG_DONTWAIT);
-	if (unlikely(msg->msg_controllen != sizeof(u)))
-		ret = svc_tcp_sock_process_cmsg(sock, msg, &u.cmsg, ret);
+	if (msg->msg_flags & MSG_CTRUNC) {
+		msg->msg_flags &= ~(MSG_CTRUNC | MSG_EOR);
+		if (ret == 0 || ret == -EIO)
+			ret = svc_tcp_sock_recv_cmsg(sock, &msg->msg_flags);
+	}
 	return ret;
 }
 
@@ -321,7 +348,7 @@ static ssize_t svc_tcp_read_msg(struct svc_rqst *rqstp, size_t buflen,
 		iov_iter_advance(&msg.msg_iter, seek);
 		buflen -= seek;
 	}
-	len = svc_tcp_sock_recv_cmsg(svsk, &msg);
+	len = svc_tcp_sock_recvmsg(svsk, &msg);
 	if (len > 0)
 		svc_flush_bvec(bvec, len, seek);
 
@@ -1019,7 +1046,7 @@ static ssize_t svc_tcp_read_marker(struct svc_sock *svsk,
 		iov.iov_base = ((char *)&svsk->sk_marker) + svsk->sk_tcplen;
 		iov.iov_len  = want;
 		iov_iter_kvec(&msg.msg_iter, ITER_DEST, &iov, 1, want);
-		len = svc_tcp_sock_recv_cmsg(svsk, &msg);
+		len = svc_tcp_sock_recvmsg(svsk, &msg);
 		if (len < 0)
 			return len;
 		svsk->sk_tcplen += len;
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index f90d84492bbedc..99bb3e762af46f 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -358,7 +358,7 @@ xs_alloc_sparse_pages(struct xdr_buf *buf, size_t want, gfp_t gfp)
 
 static int
 xs_sock_process_cmsg(struct socket *sock, struct msghdr *msg,
-		     struct cmsghdr *cmsg, int ret)
+		     unsigned int *msg_flags, struct cmsghdr *cmsg, int ret)
 {
 	u8 content_type = tls_get_record_type(sock->sk, cmsg);
 	u8 level, description;
@@ -371,7 +371,7 @@ xs_sock_process_cmsg(struct socket *sock, struct msghdr *msg,
 		 * record, even though there might be more frames
 		 * waiting to be decrypted.
 		 */
-		msg->msg_flags &= ~MSG_EOR;
+		*msg_flags &= ~MSG_EOR;
 		break;
 	case TLS_RECORD_TYPE_ALERT:
 		tls_alert_recv(sock->sk, msg, &level, &description);
@@ -386,19 +386,33 @@ xs_sock_process_cmsg(struct socket *sock, struct msghdr *msg,
 }
 
 static int
-xs_sock_recv_cmsg(struct socket *sock, struct msghdr *msg, int flags)
+xs_sock_recv_cmsg(struct socket *sock, unsigned int *msg_flags, int flags)
 {
 	union {
 		struct cmsghdr	cmsg;
 		u8		buf[CMSG_SPACE(sizeof(u8))];
 	} u;
+	u8 alert[2];
+	struct kvec alert_kvec = {
+		.iov_base = alert,
+		.iov_len = sizeof(alert),
+	};
+	struct msghdr msg = {
+		.msg_flags = *msg_flags,
+		.msg_control = &u,
+		.msg_controllen = sizeof(u),
+	};
 	int ret;
 
-	msg->msg_control = &u;
-	msg->msg_controllen = sizeof(u);
-	ret = sock_recvmsg(sock, msg, flags);
-	if (msg->msg_controllen != sizeof(u))
-		ret = xs_sock_process_cmsg(sock, msg, &u.cmsg, ret);
+	iov_iter_kvec(&msg.msg_iter, ITER_DEST, &alert_kvec, 1,
+		      alert_kvec.iov_len);
+	ret = sock_recvmsg(sock, &msg, flags);
+	if (ret > 0 &&
+	    tls_get_record_type(sock->sk, &u.cmsg) == TLS_RECORD_TYPE_ALERT) {
+		iov_iter_revert(&msg.msg_iter, ret);
+		ret = xs_sock_process_cmsg(sock, &msg, msg_flags, &u.cmsg,
+					   -EAGAIN);
+	}
 	return ret;
 }
 
@@ -408,7 +422,13 @@ xs_sock_recvmsg(struct socket *sock, struct msghdr *msg, int flags, size_t seek)
 	ssize_t ret;
 	if (seek != 0)
 		iov_iter_advance(&msg->msg_iter, seek);
-	ret = xs_sock_recv_cmsg(sock, msg, flags);
+	ret = sock_recvmsg(sock, msg, flags);
+	/* Handle TLS inband control message lazily */
+	if (msg->msg_flags & MSG_CTRUNC) {
+		msg->msg_flags &= ~(MSG_CTRUNC | MSG_EOR);
+		if (ret == 0 || ret == -EIO)
+			ret = xs_sock_recv_cmsg(sock, &msg->msg_flags, flags);
+	}
 	return ret > 0 ? ret + seek : ret;
 }
 
@@ -434,7 +454,7 @@ xs_read_discard(struct socket *sock, struct msghdr *msg, int flags,
 		size_t count)
 {
 	iov_iter_discard(&msg->msg_iter, ITER_DEST, count);
-	return xs_sock_recv_cmsg(sock, msg, flags);
+	return xs_sock_recvmsg(sock, msg, flags, 0);
 }
 
 #if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 4a9a3aed5d6d41..4905a81c4ac194 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -872,6 +872,19 @@ static int bpf_exec_tx_verdict(struct sk_msg *msg, struct sock *sk,
 		delta = msg->sg.size;
 		psock->eval = sk_psock_msg_verdict(sk, psock, msg);
 		delta -= msg->sg.size;
+
+		if ((s32)delta > 0) {
+			/* It indicates that we executed bpf_msg_pop_data(),
+			 * causing the plaintext data size to decrease.
+			 * Therefore the encrypted data size also needs to
+			 * correspondingly decrease. We only need to subtract
+			 * delta to calculate the new ciphertext length since
+			 * ktls does not support block encryption.
+			 */
+			struct sk_msg *enc = &ctx->open_rec->msg_encrypted;
+
+			sk_msg_trim(sk, enc, enc->sg.size - delta);
+		}
 	}
 	if (msg->cork_bytes && msg->cork_bytes > msg->sg.size &&
 	    !enospc && !full_record) {
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index f20b117e5255ef..f95ac11a7e0de4 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -688,7 +688,8 @@ static int __vsock_bind_connectible(struct vsock_sock *vsk,
 		unsigned int i;
 
 		for (i = 0; i < MAX_PORT_RETRIES; i++) {
-			if (port <= LAST_RESERVED_PORT)
+			if (port == VMADDR_PORT_ANY ||
+			    port <= LAST_RESERVED_PORT)
 				port = LAST_RESERVED_PORT + 1;
 
 			new_addr.svm_port = port++;
diff --git a/samples/mei/mei-amt-version.c b/samples/mei/mei-amt-version.c
index 867debd3b9124c..1d7254bcb44cb7 100644
--- a/samples/mei/mei-amt-version.c
+++ b/samples/mei/mei-amt-version.c
@@ -69,11 +69,11 @@
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
+#include <sys/time.h>
 #include <unistd.h>
 #include <errno.h>
 #include <stdint.h>
 #include <stdbool.h>
-#include <bits/wordsize.h>
 #include <linux/mei.h>
 
 /*****************************************************************************
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index 4f3ba3debc08e1..119997c8bf1f74 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -480,7 +480,7 @@ void ConfigList::updateListAllForAll()
 	while (it.hasNext()) {
 		ConfigList *list = it.next();
 
-		list->updateList();
+		list->updateListAll();
 	}
 }
 
diff --git a/security/apparmor/include/match.h b/security/apparmor/include/match.h
index 58fbf67139b9c7..e59305abb85a33 100644
--- a/security/apparmor/include/match.h
+++ b/security/apparmor/include/match.h
@@ -141,17 +141,15 @@ aa_state_t aa_dfa_matchn_until(struct aa_dfa *dfa, aa_state_t start,
 
 void aa_dfa_free_kref(struct kref *kref);
 
-#define WB_HISTORY_SIZE 24
+/* This needs to be a power of 2 */
+#define WB_HISTORY_SIZE 32
 struct match_workbuf {
-	unsigned int count;
 	unsigned int pos;
 	unsigned int len;
-	unsigned int size;	/* power of 2, same as history size */
-	unsigned int history[WB_HISTORY_SIZE];
+	aa_state_t history[WB_HISTORY_SIZE];
 };
 #define DEFINE_MATCH_WB(N)		\
 struct match_workbuf N = {		\
-	.count = 0,			\
 	.pos = 0,			\
 	.len = 0,			\
 }
diff --git a/security/apparmor/match.c b/security/apparmor/match.c
index b97ef5e1db7320..3667b79e9366b0 100644
--- a/security/apparmor/match.c
+++ b/security/apparmor/match.c
@@ -668,34 +668,35 @@ aa_state_t aa_dfa_matchn_until(struct aa_dfa *dfa, aa_state_t start,
 	return state;
 }
 
-#define inc_wb_pos(wb)						\
-do {								\
+#define inc_wb_pos(wb)							\
+do {									\
+	BUILD_BUG_ON_NOT_POWER_OF_2(WB_HISTORY_SIZE);			\
 	wb->pos = (wb->pos + 1) & (WB_HISTORY_SIZE - 1);		\
-	wb->len = (wb->len + 1) & (WB_HISTORY_SIZE - 1);		\
+	wb->len = (wb->len + 1) > WB_HISTORY_SIZE ? WB_HISTORY_SIZE :	\
+				wb->len + 1;				\
 } while (0)
 
 /* For DFAs that don't support extended tagging of states */
+/* adjust is only set if is_loop returns true */
 static bool is_loop(struct match_workbuf *wb, aa_state_t state,
 		    unsigned int *adjust)
 {
-	aa_state_t pos = wb->pos;
-	aa_state_t i;
+	int pos = wb->pos;
+	int i;
 
 	if (wb->history[pos] < state)
 		return false;
 
-	for (i = 0; i <= wb->len; i++) {
+	for (i = 0; i < wb->len; i++) {
 		if (wb->history[pos] == state) {
 			*adjust = i;
 			return true;
 		}
-		if (pos == 0)
-			pos = WB_HISTORY_SIZE;
-		pos--;
+		/* -1 wraps to WB_HISTORY_SIZE - 1 */
+		pos = (pos - 1) & (WB_HISTORY_SIZE - 1);
 	}
 
-	*adjust = i;
-	return true;
+	return false;
 }
 
 static aa_state_t leftmatch_fb(struct aa_dfa *dfa, aa_state_t start,
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 27e48fdbbf3aa0..94b452595f3032 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -4803,7 +4803,8 @@ static int ca0132_alt_select_out(struct hda_codec *codec)
 	if (err < 0)
 		goto exit;
 
-	if (ca0132_alt_select_out_quirk_set(codec) < 0)
+	err = ca0132_alt_select_out_quirk_set(codec);
+	if (err < 0)
 		goto exit;
 
 	switch (spec->cur_out_type) {
@@ -4893,6 +4894,8 @@ static int ca0132_alt_select_out(struct hda_codec *codec)
 				spec->bass_redirection_val);
 	else
 		err = ca0132_alt_surround_set_bass_redirection(codec, 0);
+	if (err < 0)
+		goto exit;
 
 	/* Unmute DSP now that we're done with output selection. */
 	err = dspio_set_uint_param(codec, 0x96,
diff --git a/sound/soc/amd/yc/acp6x-mach.c b/sound/soc/amd/yc/acp6x-mach.c
index 66ef8f4fd02cd4..24919e68b34689 100644
--- a/sound/soc/amd/yc/acp6x-mach.c
+++ b/sound/soc/amd/yc/acp6x-mach.c
@@ -409,6 +409,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "M6500RC"),
 		}
 	},
+	{
+		.driver_data = &acp6x_card,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "M6501RM"),
+		}
+	},
 	{
 		.driver_data = &acp6x_card,
 		.matches = {
@@ -528,6 +535,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "OMEN by HP Gaming Laptop 16z-n000"),
 		}
 	},
+	{
+		.driver_data = &acp6x_card,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "HP"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Victus by HP Gaming Laptop 15-fb1xxx"),
+		}
+	},
 	{
 		.driver_data = &acp6x_card,
 		.matches = {
@@ -577,6 +591,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "8A7F"),
 		}
 	},
+	{
+		.driver_data = &acp6x_card,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "HP"),
+			DMI_MATCH(DMI_BOARD_NAME, "8A81"),
+		}
+	},
 	{
 		.driver_data = &acp6x_card,
 		.matches = {
diff --git a/sound/soc/fsl/fsl_xcvr.c b/sound/soc/fsl/fsl_xcvr.c
index c46f64557a7ffd..1d7791c7fb4ec0 100644
--- a/sound/soc/fsl/fsl_xcvr.c
+++ b/sound/soc/fsl/fsl_xcvr.c
@@ -1197,6 +1197,26 @@ static irqreturn_t irq0_isr(int irq, void *devid)
 				/* clear CS control register */
 				memset_io(reg_ctrl, 0, sizeof(val));
 			}
+		} else {
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_0,
+				    (u32 *)&xcvr->rx_iec958.status[0]);
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_1,
+				    (u32 *)&xcvr->rx_iec958.status[4]);
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_2,
+				    (u32 *)&xcvr->rx_iec958.status[8]);
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_3,
+				    (u32 *)&xcvr->rx_iec958.status[12]);
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_4,
+				    (u32 *)&xcvr->rx_iec958.status[16]);
+			regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_5,
+				    (u32 *)&xcvr->rx_iec958.status[20]);
+			for (i = 0; i < 6; i++) {
+				val = *(u32 *)(xcvr->rx_iec958.status + i * 4);
+				*(u32 *)(xcvr->rx_iec958.status + i * 4) =
+					bitrev32(val);
+			}
+			regmap_set_bits(xcvr->regmap, FSL_XCVR_RX_DPTH_CTRL,
+					FSL_XCVR_RX_DPTH_CTRL_CSA);
 		}
 	}
 	if (isr & FSL_XCVR_IRQ_NEW_UD) {
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index 0ae6eecc885191..033be4d3e02db9 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -11,7 +11,7 @@ menuconfig SND_SOC_INTEL_MACH
 	 kernel: saying N will just cause the configurator to skip all
 	 the questions about Intel ASoC machine drivers.
 
-if SND_SOC_INTEL_MACH
+if SND_SOC_INTEL_MACH && (SND_SOC_SOF_INTEL_COMMON || !SND_SOC_SOF_INTEL_COMMON)
 
 config SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES
 	bool "Use more user friendly long card names"
diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.c b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
index 52495c930ca3bf..56a704ec2ea947 100644
--- a/sound/soc/mediatek/common/mtk-afe-platform-driver.c
+++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
@@ -120,7 +120,9 @@ int mtk_afe_pcm_new(struct snd_soc_component *component,
 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
 
 	size = afe->mtk_afe_hardware->buffer_bytes_max;
-	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, afe->dev, 0, size);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, afe->dev,
+				       afe->preallocate_buffers ? size : 0,
+				       size);
 
 	return 0;
 }
diff --git a/sound/soc/mediatek/common/mtk-base-afe.h b/sound/soc/mediatek/common/mtk-base-afe.h
index f51578b6c50a35..a406f2e3e7a878 100644
--- a/sound/soc/mediatek/common/mtk-base-afe.h
+++ b/sound/soc/mediatek/common/mtk-base-afe.h
@@ -117,6 +117,7 @@ struct mtk_base_afe {
 	struct mtk_base_afe_irq *irqs;
 	int irqs_size;
 	int memif_32bit_supported;
+	bool preallocate_buffers;
 
 	struct list_head sub_dais;
 	struct snd_soc_dai_driver *dai_drivers;
diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
index 06269f7e37566b..240b2f041a3f8b 100644
--- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
+++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
@@ -13,6 +13,7 @@
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <linux/of_reserved_mem.h>
 #include <linux/dma-mapping.h>
 #include <linux/pm_runtime.h>
 #include <sound/soc.h>
@@ -1070,6 +1071,12 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 
 	afe->dev = &pdev->dev;
 
+	ret = of_reserved_mem_device_init(&pdev->dev);
+	if (ret) {
+		dev_info(&pdev->dev, "no reserved memory found, pre-allocating buffers instead\n");
+		afe->preallocate_buffers = true;
+	}
+
 	irq_id = platform_get_irq(pdev, 0);
 	if (irq_id <= 0)
 		return irq_id < 0 ? irq_id : -ENXIO;
diff --git a/sound/soc/mediatek/mt8183/mt8183-afe-pcm.c b/sound/soc/mediatek/mt8183/mt8183-afe-pcm.c
index 90422ed2bbcc27..cbee5a8764c37f 100644
--- a/sound/soc/mediatek/mt8183/mt8183-afe-pcm.c
+++ b/sound/soc/mediatek/mt8183/mt8183-afe-pcm.c
@@ -10,6 +10,7 @@
 #include <linux/mfd/syscon.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <linux/of_reserved_mem.h>
 #include <linux/pm_runtime.h>
 #include <linux/reset.h>
 
@@ -1106,6 +1107,12 @@ static int mt8183_afe_pcm_dev_probe(struct platform_device *pdev)
 	afe->dev = &pdev->dev;
 	dev = afe->dev;
 
+	ret = of_reserved_mem_device_init(dev);
+	if (ret) {
+		dev_info(dev, "no reserved memory found, pre-allocating buffers instead\n");
+		afe->preallocate_buffers = true;
+	}
+
 	/* initial audio related clock */
 	ret = mt8183_init_clock(afe);
 	if (ret) {
diff --git a/sound/soc/mediatek/mt8186/mt8186-afe-pcm.c b/sound/soc/mediatek/mt8186/mt8186-afe-pcm.c
index b86159f70a33a2..9ee431304a431b 100644
--- a/sound/soc/mediatek/mt8186/mt8186-afe-pcm.c
+++ b/sound/soc/mediatek/mt8186/mt8186-afe-pcm.c
@@ -10,6 +10,7 @@
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <linux/of_reserved_mem.h>
 #include <linux/pm_runtime.h>
 #include <linux/reset.h>
 #include <sound/soc.h>
@@ -2835,6 +2836,12 @@ static int mt8186_afe_pcm_dev_probe(struct platform_device *pdev)
 	afe_priv = afe->platform_priv;
 	afe->dev = &pdev->dev;
 
+	ret = of_reserved_mem_device_init(dev);
+	if (ret) {
+		dev_info(dev, "no reserved memory found, pre-allocating buffers instead\n");
+		afe->preallocate_buffers = true;
+	}
+
 	afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(afe->base_addr))
 		return PTR_ERR(afe->base_addr);
diff --git a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
index d0520e7e1d79ae..364e43da0e2416 100644
--- a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
+++ b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
@@ -12,6 +12,7 @@
 #include <linux/mfd/syscon.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <linux/of_reserved_mem.h>
 #include <linux/pm_runtime.h>
 #include <linux/reset.h>
 #include <sound/soc.h>
@@ -2196,6 +2197,12 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev)
 	afe->dev = &pdev->dev;
 	dev = afe->dev;
 
+	ret = of_reserved_mem_device_init(dev);
+	if (ret) {
+		dev_info(dev, "no reserved memory found, pre-allocating buffers instead\n");
+		afe->preallocate_buffers = true;
+	}
+
 	/* init audio related clock */
 	ret = mt8192_init_clock(afe);
 	if (ret) {
diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c
index 507743c87e402d..5a0fa8d1f38b5c 100644
--- a/sound/soc/soc-dai.c
+++ b/sound/soc/soc-dai.c
@@ -273,13 +273,15 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
 		&rx_mask,
 	};
 
-	if (dai->driver->ops &&
-	    dai->driver->ops->xlate_tdm_slot_mask)
-		ret = dai->driver->ops->xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask);
-	else
-		ret = snd_soc_xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask);
-	if (ret)
-		goto err;
+	if (slots) {
+		if (dai->driver->ops &&
+		    dai->driver->ops->xlate_tdm_slot_mask)
+			ret = dai->driver->ops->xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask);
+		else
+			ret = snd_soc_xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask);
+		if (ret)
+			goto err;
+	}
 
 	for_each_pcm_streams(stream)
 		snd_soc_dai_tdm_mask_set(dai, stream, *tdm_mask[stream]);
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index eff1355cc3df00..5be32c37bb8a09 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -641,28 +641,32 @@ EXPORT_SYMBOL_GPL(snd_soc_get_volsw_range);
 static int snd_soc_clip_to_platform_max(struct snd_kcontrol *kctl)
 {
 	struct soc_mixer_control *mc = (struct soc_mixer_control *)kctl->private_value;
-	struct snd_ctl_elem_value uctl;
+	struct snd_ctl_elem_value *uctl;
 	int ret;
 
 	if (!mc->platform_max)
 		return 0;
 
-	ret = kctl->get(kctl, &uctl);
+	uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
+	if (!uctl)
+		return -ENOMEM;
+
+	ret = kctl->get(kctl, uctl);
 	if (ret < 0)
-		return ret;
+		goto out;
 
-	if (uctl.value.integer.value[0] > mc->platform_max)
-		uctl.value.integer.value[0] = mc->platform_max;
+	if (uctl->value.integer.value[0] > mc->platform_max)
+		uctl->value.integer.value[0] = mc->platform_max;
 
 	if (snd_soc_volsw_is_stereo(mc) &&
-	    uctl.value.integer.value[1] > mc->platform_max)
-		uctl.value.integer.value[1] = mc->platform_max;
+	    uctl->value.integer.value[1] > mc->platform_max)
+		uctl->value.integer.value[1] = mc->platform_max;
 
-	ret = kctl->put(kctl, &uctl);
-	if (ret < 0)
-		return ret;
+	ret = kctl->put(kctl, uctl);
 
-	return 0;
+out:
+	kfree(uctl);
+	return ret;
 }
 
 /**
diff --git a/sound/usb/mixer_scarlett2.c b/sound/usb/mixer_scarlett2.c
index 90480b9b9b0891..316f1abefd51db 100644
--- a/sound/usb/mixer_scarlett2.c
+++ b/sound/usb/mixer_scarlett2.c
@@ -1279,6 +1279,8 @@ static int scarlett2_usb(
 	struct scarlett2_usb_packet *req, *resp = NULL;
 	size_t req_buf_size = struct_size(req, data, req_size);
 	size_t resp_buf_size = struct_size(resp, data, resp_size);
+	int retries = 0;
+	const int max_retries = 5;
 	int err;
 
 	req = kmalloc(req_buf_size, GFP_KERNEL);
@@ -1302,10 +1304,15 @@ static int scarlett2_usb(
 	if (req_size)
 		memcpy(req->data, req_data, req_size);
 
+retry:
 	err = scarlett2_usb_tx(dev, private->bInterfaceNumber,
 			       req, req_buf_size);
 
 	if (err != req_buf_size) {
+		if (err == -EPROTO && ++retries <= max_retries) {
+			msleep(5 * (1 << (retries - 1)));
+			goto retry;
+		}
 		usb_audio_err(
 			mixer->chip,
 			"%s USB request result cmd %x was %d\n",
diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c
index ab95fb34a63584..7b9292cf839f27 100644
--- a/sound/x86/intel_hdmi_audio.c
+++ b/sound/x86/intel_hdmi_audio.c
@@ -1766,7 +1766,7 @@ static int __hdmi_lpe_audio_probe(struct platform_device *pdev)
 		/* setup private data which can be retrieved when required */
 		pcm->private_data = ctx;
 		pcm->info_flags = 0;
-		strscpy(pcm->name, card->shortname, strlen(card->shortname));
+		strscpy(pcm->name, card->shortname, sizeof(pcm->name));
 		/* setup the ops for playback */
 		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &had_pcm_ops);
 
diff --git a/tools/bpf/bpftool/net.c b/tools/bpf/bpftool/net.c
index 28e9417a5c2e35..c2ca82fc21e21a 100644
--- a/tools/bpf/bpftool/net.c
+++ b/tools/bpf/bpftool/net.c
@@ -360,17 +360,18 @@ static int dump_link_nlmsg(void *cookie, void *msg, struct nlattr **tb)
 {
 	struct bpf_netdev_t *netinfo = cookie;
 	struct ifinfomsg *ifinfo = msg;
+	struct ip_devname_ifindex *tmp;
 
 	if (netinfo->filter_idx > 0 && netinfo->filter_idx != ifinfo->ifi_index)
 		return 0;
 
 	if (netinfo->used_len == netinfo->array_len) {
-		netinfo->devices = realloc(netinfo->devices,
-			(netinfo->array_len + 16) *
-			sizeof(struct ip_devname_ifindex));
-		if (!netinfo->devices)
+		tmp = realloc(netinfo->devices,
+			(netinfo->array_len + 16) * sizeof(struct ip_devname_ifindex));
+		if (!tmp)
 			return -ENOMEM;
 
+		netinfo->devices = tmp;
 		netinfo->array_len += 16;
 	}
 	netinfo->devices[netinfo->used_len].ifindex = ifinfo->ifi_index;
@@ -389,6 +390,7 @@ static int dump_class_qdisc_nlmsg(void *cookie, void *msg, struct nlattr **tb)
 {
 	struct bpf_tcinfo_t *tcinfo = cookie;
 	struct tcmsg *info = msg;
+	struct tc_kind_handle *tmp;
 
 	if (tcinfo->is_qdisc) {
 		/* skip clsact qdisc */
@@ -400,11 +402,12 @@ static int dump_class_qdisc_nlmsg(void *cookie, void *msg, struct nlattr **tb)
 	}
 
 	if (tcinfo->used_len == tcinfo->array_len) {
-		tcinfo->handle_array = realloc(tcinfo->handle_array,
+		tmp = realloc(tcinfo->handle_array,
 			(tcinfo->array_len + 16) * sizeof(struct tc_kind_handle));
-		if (!tcinfo->handle_array)
+		if (!tmp)
 			return -ENOMEM;
 
+		tcinfo->handle_array = tmp;
 		tcinfo->array_len += 16;
 	}
 	tcinfo->handle_array[tcinfo->used_len].handle = info->tcm_handle;
diff --git a/tools/lib/subcmd/help.c b/tools/lib/subcmd/help.c
index 8561b0f01a2476..9ef569492560ef 100644
--- a/tools/lib/subcmd/help.c
+++ b/tools/lib/subcmd/help.c
@@ -9,6 +9,7 @@
 #include <sys/stat.h>
 #include <unistd.h>
 #include <dirent.h>
+#include <assert.h>
 #include "subcmd-util.h"
 #include "help.h"
 #include "exec-cmd.h"
@@ -82,10 +83,11 @@ void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes)
 				ci++;
 				cj++;
 			} else {
-				zfree(&cmds->names[cj]);
-				cmds->names[cj++] = cmds->names[ci++];
+				cmds->names[cj++] = cmds->names[ci];
+				cmds->names[ci++] = NULL;
 			}
 		} else if (cmp == 0) {
+			zfree(&cmds->names[ci]);
 			ci++;
 			ei++;
 		} else if (cmp > 0) {
@@ -94,12 +96,12 @@ void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes)
 	}
 	if (ci != cj) {
 		while (ci < cmds->cnt) {
-			zfree(&cmds->names[cj]);
-			cmds->names[cj++] = cmds->names[ci++];
+			cmds->names[cj++] = cmds->names[ci];
+			cmds->names[ci++] = NULL;
 		}
 	}
 	for (ci = cj; ci < cmds->cnt; ci++)
-		zfree(&cmds->names[ci]);
+		assert(cmds->names[ci] == NULL);
 	cmds->cnt = cj;
 }
 
diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore
index f533e76fb48002..5a8617eb541957 100644
--- a/tools/perf/.gitignore
+++ b/tools/perf/.gitignore
@@ -45,7 +45,5 @@ libbpf/
 libperf/
 libsubcmd/
 libsymbol/
-libtraceevent/
-libtraceevent_plugins/
 fixdep
 Documentation/doc.dep
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index ac9d94dbbeefae..16cb7278fabaf7 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1125,6 +1125,21 @@ add_sched_in_event(struct work_atoms *atoms, u64 timestamp)
 	atoms->nb_atoms++;
 }
 
+static void free_work_atoms(struct work_atoms *atoms)
+{
+	struct work_atom *atom, *tmp;
+
+	if (atoms == NULL)
+		return;
+
+	list_for_each_entry_safe(atom, tmp, &atoms->work_list, list) {
+		list_del(&atom->list);
+		free(atom);
+	}
+	thread__zput(atoms->thread);
+	free(atoms);
+}
+
 static int latency_switch_event(struct perf_sched *sched,
 				struct evsel *evsel,
 				struct perf_sample *sample,
@@ -1949,6 +1964,16 @@ static u64 evsel__get_time(struct evsel *evsel, u32 cpu)
 	return r->last_time[cpu];
 }
 
+static void timehist__evsel_priv_destructor(void *priv)
+{
+	struct evsel_runtime *r = priv;
+
+	if (r) {
+		free(r->last_time);
+		free(r);
+	}
+}
+
 static int comm_width = 30;
 
 static char *timehist_get_commstr(struct thread *thread)
@@ -3080,6 +3105,8 @@ static int perf_sched__timehist(struct perf_sched *sched)
 
 	setup_pager();
 
+	evsel__set_priv_destructor(timehist__evsel_priv_destructor);
+
 	/* prefer sched_waking if it is captured */
 	if (evlist__find_tracepoint_by_name(session->evlist, "sched:sched_waking"))
 		handlers[1].handler = timehist_sched_wakeup_ignore;
@@ -3180,13 +3207,13 @@ static void __merge_work_atoms(struct rb_root_cached *root, struct work_atoms *d
 			this->total_runtime += data->total_runtime;
 			this->nb_atoms += data->nb_atoms;
 			this->total_lat += data->total_lat;
-			list_splice(&data->work_list, &this->work_list);
+			list_splice_init(&data->work_list, &this->work_list);
 			if (this->max_lat < data->max_lat) {
 				this->max_lat = data->max_lat;
 				this->max_lat_start = data->max_lat_start;
 				this->max_lat_end = data->max_lat_end;
 			}
-			zfree(&data);
+			free_work_atoms(data);
 			return;
 		}
 	}
@@ -3265,7 +3292,6 @@ static int perf_sched__lat(struct perf_sched *sched)
 		work_list = rb_entry(next, struct work_atoms, node);
 		output_lat_thread(sched, work_list);
 		next = rb_next(next);
-		thread__zput(work_list->thread);
 	}
 
 	printf(" -----------------------------------------------------------------------------------------------------------------\n");
@@ -3279,6 +3305,13 @@ static int perf_sched__lat(struct perf_sched *sched)
 
 	rc = 0;
 
+	while ((next = rb_first_cached(&sched->sorted_atom_root))) {
+		struct work_atoms *data;
+
+		data = rb_entry(next, struct work_atoms, node);
+		rb_erase_cached(next, &sched->sorted_atom_root);
+		free_work_atoms(data);
+	}
 out_free_cpus_switch_event:
 	free_cpus_switch_event(sched);
 	return rc;
@@ -3678,6 +3711,8 @@ int cmd_sched(int argc, const char **argv)
 	if (!argc)
 		usage_with_options(sched_usage, sched_options);
 
+	thread__set_priv_destructor(free);
+
 	/*
 	 * Aliased to 'perf script' for now:
 	 */
diff --git a/tools/perf/tests/bp_account.c b/tools/perf/tests/bp_account.c
index 6f921db33cf90e..855b81c3326c7c 100644
--- a/tools/perf/tests/bp_account.c
+++ b/tools/perf/tests/bp_account.c
@@ -102,6 +102,7 @@ static int bp_accounting(int wp_cnt, int share)
 		fd_wp = wp_event((void *)&the_var, &attr_new);
 		TEST_ASSERT_VAL("failed to create max wp\n", fd_wp != -1);
 		pr_debug("wp max created\n");
+		close(fd_wp);
 	}
 
 	for (i = 0; i < wp_cnt; i++)
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 6d2b056232f6e1..2a6295f1ac1bc0 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1460,6 +1460,15 @@ static void evsel__free_config_terms(struct evsel *evsel)
 	free_config_terms(&evsel->config_terms);
 }
 
+static void (*evsel__priv_destructor)(void *priv);
+
+void evsel__set_priv_destructor(void (*destructor)(void *priv))
+{
+	assert(evsel__priv_destructor == NULL);
+
+	evsel__priv_destructor = destructor;
+}
+
 void evsel__exit(struct evsel *evsel)
 {
 	assert(list_empty(&evsel->core.node));
@@ -1485,6 +1494,8 @@ void evsel__exit(struct evsel *evsel)
 	hashmap__free(evsel->per_pkg_mask);
 	evsel->per_pkg_mask = NULL;
 	zfree(&evsel->metric_events);
+	if (evsel__priv_destructor)
+		evsel__priv_destructor(evsel->priv);
 	perf_evsel__object.fini(evsel);
 }
 
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 848534ec74fa0a..ac396d6f95cb51 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -252,6 +252,8 @@ void evsel__init(struct evsel *evsel, struct perf_event_attr *attr, int idx);
 void evsel__exit(struct evsel *evsel);
 void evsel__delete(struct evsel *evsel);
 
+void evsel__set_priv_destructor(void (*destructor)(void *priv));
+
 struct callchain_param;
 
 void evsel__config(struct evsel *evsel, struct record_opts *opts,
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index ea24f21aafc3e3..4f0bbebcb6d62d 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1366,6 +1366,7 @@ static int dso__load_kcore(struct dso *dso, struct map *map,
 				goto out_err;
 			}
 		}
+		map__zput(new_node->map);
 		free(new_node);
 	}
 
diff --git a/tools/testing/selftests/arm64/fp/sve-ptrace.c b/tools/testing/selftests/arm64/fp/sve-ptrace.c
index 6d61992fe8a01e..c6228176dd1a0c 100644
--- a/tools/testing/selftests/arm64/fp/sve-ptrace.c
+++ b/tools/testing/selftests/arm64/fp/sve-ptrace.c
@@ -251,7 +251,7 @@ static void ptrace_set_get_vl(pid_t child, const struct vec_type *type,
 		return;
 	}
 
-	ksft_test_result(new_sve->vl = prctl_vl, "Set %s VL %u\n",
+	ksft_test_result(new_sve->vl == prctl_vl, "Set %s VL %u\n",
 			 type->name, vl);
 
 	free(new_sve);
diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
index 84d59419e4eb5b..a6d8aa8c2a9ac9 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
@@ -894,6 +894,8 @@ static void redir_partial(int family, int sotype, int sock_map, int parser_map)
 		goto close;
 
 	n = xsend(c1, buf, sizeof(buf), 0);
+	if (n == -1)
+		goto close;
 	if (n < sizeof(buf))
 		FAIL("incomplete write");
 
diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
index b7c8f29c09a978..65916bb55dfbbf 100644
--- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
@@ -14,11 +14,35 @@ fail() { #msg
     exit_fail
 }
 
+# As reading trace can last forever, simply look for 3 different
+# events then exit out of reading the file. If there's not 3 different
+# events, then the test has failed.
+check_unique() {
+    cat trace | grep -v '^#' | awk '
+	BEGIN { cnt = 0; }
+	{
+	    for (i = 0; i < cnt; i++) {
+		if (event[i] == $5) {
+		    break;
+		}
+	    }
+	    if (i == cnt) {
+		event[cnt++] = $5;
+		if (cnt > 2) {
+		    exit;
+		}
+	    }
+	}
+	END {
+	    printf "%d", cnt;
+	}'
+}
+
 echo 'sched:*' > set_event
 
 yield
 
-count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l`
+count=`check_unique`
 if [ $count -lt 3 ]; then
     fail "at least fork, exec and exit events should be recorded"
 fi
@@ -29,7 +53,7 @@ echo 1 > events/sched/enable
 
 yield
 
-count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l`
+count=`check_unique`
 if [ $count -lt 3 ]; then
     fail "at least fork, exec and exit events should be recorded"
 fi
diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh
index 855505c40ed8eb..c9ba4d269c3828 100755
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -854,6 +854,11 @@ kci_test_ipsec_offload()
 	sysfsf=$sysfsd/ipsec
 	sysfsnet=/sys/bus/netdevsim/devices/netdevsim0/net/
 	probed=false
+	esp4_offload_probed_default=false
+
+	if lsmod | grep -q esp4_offload; then
+		esp4_offload_probed_default=true
+	fi
 
 	# setup netdevsim since dummydev doesn't have offload support
 	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
@@ -943,6 +948,7 @@ EOF
 	fi
 
 	# clean up any leftovers
+	! "$esp4_offload_probed_default" && lsmod | grep -q esp4_offload && rmmod esp4_offload
 	echo 0 > /sys/bus/netdevsim/del_device
 	$probed && rmmod netdevsim
 
diff --git a/tools/testing/selftests/perf_events/.gitignore b/tools/testing/selftests/perf_events/.gitignore
index 790c47001e77e3..4858977dd55b5f 100644
--- a/tools/testing/selftests/perf_events/.gitignore
+++ b/tools/testing/selftests/perf_events/.gitignore
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 sigtrap_threads
 remove_on_exec
+mmap
diff --git a/tools/testing/selftests/perf_events/Makefile b/tools/testing/selftests/perf_events/Makefile
index db93c4ff081a45..913854914ae499 100644
--- a/tools/testing/selftests/perf_events/Makefile
+++ b/tools/testing/selftests/perf_events/Makefile
@@ -2,5 +2,5 @@
 CFLAGS += -Wl,-no-as-needed -Wall $(KHDR_INCLUDES)
 LDFLAGS += -lpthread
 
-TEST_GEN_PROGS := sigtrap_threads remove_on_exec
+TEST_GEN_PROGS := sigtrap_threads remove_on_exec mmap
 include ../lib.mk
diff --git a/tools/testing/selftests/perf_events/mmap.c b/tools/testing/selftests/perf_events/mmap.c
new file mode 100644
index 00000000000000..ea0427aac1f98f
--- /dev/null
+++ b/tools/testing/selftests/perf_events/mmap.c
@@ -0,0 +1,236 @@
+// SPDX-License-Identifier: GPL-2.0-only
+#define _GNU_SOURCE
+
+#include <dirent.h>
+#include <sched.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+
+#include <linux/perf_event.h>
+
+#include "../kselftest_harness.h"
+
+#define RB_SIZE		0x3000
+#define AUX_SIZE	0x10000
+#define AUX_OFFS	0x4000
+
+#define HOLE_SIZE	0x1000
+
+/* Reserve space for rb, aux with space for shrink-beyond-vma testing. */
+#define REGION_SIZE	(2 * RB_SIZE + 2 * AUX_SIZE)
+#define REGION_AUX_OFFS (2 * RB_SIZE)
+
+#define MAP_BASE	1
+#define MAP_AUX		2
+
+#define EVENT_SRC_DIR	"/sys/bus/event_source/devices"
+
+FIXTURE(perf_mmap)
+{
+	int		fd;
+	void		*ptr;
+	void		*region;
+};
+
+FIXTURE_VARIANT(perf_mmap)
+{
+	bool		aux;
+	unsigned long	ptr_size;
+};
+
+FIXTURE_VARIANT_ADD(perf_mmap, rb)
+{
+	.aux = false,
+	.ptr_size = RB_SIZE,
+};
+
+FIXTURE_VARIANT_ADD(perf_mmap, aux)
+{
+	.aux = true,
+	.ptr_size = AUX_SIZE,
+};
+
+static bool read_event_type(struct dirent *dent, __u32 *type)
+{
+	char typefn[512];
+	FILE *fp;
+	int res;
+
+	snprintf(typefn, sizeof(typefn), "%s/%s/type", EVENT_SRC_DIR, dent->d_name);
+	fp = fopen(typefn, "r");
+	if (!fp)
+		return false;
+
+	res = fscanf(fp, "%u", type);
+	fclose(fp);
+	return res > 0;
+}
+
+FIXTURE_SETUP(perf_mmap)
+{
+	struct perf_event_attr attr = {
+		.size		= sizeof(attr),
+		.disabled	= 1,
+		.exclude_kernel	= 1,
+		.exclude_hv	= 1,
+	};
+	struct perf_event_attr attr_ok = {};
+	unsigned int eacces = 0, map = 0;
+	struct perf_event_mmap_page *rb;
+	struct dirent *dent;
+	void *aux, *region;
+	DIR *dir;
+
+	self->ptr = NULL;
+
+	dir = opendir(EVENT_SRC_DIR);
+	if (!dir)
+		SKIP(return, "perf not available.");
+
+	region = mmap(NULL, REGION_SIZE, PROT_NONE, MAP_ANON | MAP_PRIVATE, -1, 0);
+	ASSERT_NE(region, MAP_FAILED);
+	self->region = region;
+
+	// Try to find a suitable event on this system
+	while ((dent = readdir(dir))) {
+		int fd;
+
+		if (!read_event_type(dent, &attr.type))
+			continue;
+
+		fd = syscall(SYS_perf_event_open, &attr, 0, -1, -1, 0);
+		if (fd < 0) {
+			if (errno == EACCES)
+				eacces++;
+			continue;
+		}
+
+		// Check whether the event supports mmap()
+		rb = mmap(region, RB_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_FIXED, fd, 0);
+		if (rb == MAP_FAILED) {
+			close(fd);
+			continue;
+		}
+
+		if (!map) {
+			// Save the event in case that no AUX capable event is found
+			attr_ok = attr;
+			map = MAP_BASE;
+		}
+
+		if (!variant->aux)
+			continue;
+
+		rb->aux_offset = AUX_OFFS;
+		rb->aux_size = AUX_SIZE;
+
+		// Check whether it supports a AUX buffer
+		aux = mmap(region + REGION_AUX_OFFS, AUX_SIZE, PROT_READ | PROT_WRITE,
+			   MAP_SHARED | MAP_FIXED, fd, AUX_OFFS);
+		if (aux == MAP_FAILED) {
+			munmap(rb, RB_SIZE);
+			close(fd);
+			continue;
+		}
+
+		attr_ok = attr;
+		map = MAP_AUX;
+		munmap(aux, AUX_SIZE);
+		munmap(rb, RB_SIZE);
+		close(fd);
+		break;
+	}
+	closedir(dir);
+
+	if (!map) {
+		if (!eacces)
+			SKIP(return, "No mappable perf event found.");
+		else
+			SKIP(return, "No permissions for perf_event_open()");
+	}
+
+	self->fd = syscall(SYS_perf_event_open, &attr_ok, 0, -1, -1, 0);
+	ASSERT_NE(self->fd, -1);
+
+	rb = mmap(region, RB_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_FIXED, self->fd, 0);
+	ASSERT_NE(rb, MAP_FAILED);
+
+	if (!variant->aux) {
+		self->ptr = rb;
+		return;
+	}
+
+	if (map != MAP_AUX)
+		SKIP(return, "No AUX event found.");
+
+	rb->aux_offset = AUX_OFFS;
+	rb->aux_size = AUX_SIZE;
+	aux = mmap(region + REGION_AUX_OFFS, AUX_SIZE, PROT_READ | PROT_WRITE,
+		   MAP_SHARED | MAP_FIXED, self->fd, AUX_OFFS);
+	ASSERT_NE(aux, MAP_FAILED);
+	self->ptr = aux;
+}
+
+FIXTURE_TEARDOWN(perf_mmap)
+{
+	ASSERT_EQ(munmap(self->region, REGION_SIZE), 0);
+	if (self->fd != -1)
+		ASSERT_EQ(close(self->fd), 0);
+}
+
+TEST_F(perf_mmap, remap)
+{
+	void *tmp, *ptr = self->ptr;
+	unsigned long size = variant->ptr_size;
+
+	// Test the invalid remaps
+	ASSERT_EQ(mremap(ptr, size, HOLE_SIZE, MREMAP_MAYMOVE), MAP_FAILED);
+	ASSERT_EQ(mremap(ptr + HOLE_SIZE, size, HOLE_SIZE, MREMAP_MAYMOVE), MAP_FAILED);
+	ASSERT_EQ(mremap(ptr + size - HOLE_SIZE, HOLE_SIZE, size, MREMAP_MAYMOVE), MAP_FAILED);
+	// Shrink the end of the mapping such that we only unmap past end of the VMA,
+	// which should succeed and poke a hole into the PROT_NONE region
+	ASSERT_NE(mremap(ptr + size - HOLE_SIZE, size, HOLE_SIZE, MREMAP_MAYMOVE), MAP_FAILED);
+
+	// Remap the whole buffer to a new address
+	tmp = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
+	ASSERT_NE(tmp, MAP_FAILED);
+
+	// Try splitting offset 1 hole size into VMA, this should fail
+	ASSERT_EQ(mremap(ptr + HOLE_SIZE, size - HOLE_SIZE, size - HOLE_SIZE,
+			 MREMAP_MAYMOVE | MREMAP_FIXED, tmp), MAP_FAILED);
+	// Remapping the whole thing should succeed fine
+	ptr = mremap(ptr, size, size, MREMAP_MAYMOVE | MREMAP_FIXED, tmp);
+	ASSERT_EQ(ptr, tmp);
+	ASSERT_EQ(munmap(tmp, size), 0);
+}
+
+TEST_F(perf_mmap, unmap)
+{
+	unsigned long size = variant->ptr_size;
+
+	// Try to poke holes into the mappings
+	ASSERT_NE(munmap(self->ptr, HOLE_SIZE), 0);
+	ASSERT_NE(munmap(self->ptr + HOLE_SIZE, HOLE_SIZE), 0);
+	ASSERT_NE(munmap(self->ptr + size - HOLE_SIZE, HOLE_SIZE), 0);
+}
+
+TEST_F(perf_mmap, map)
+{
+	unsigned long size = variant->ptr_size;
+
+	// Try to poke holes into the mappings by mapping anonymous memory over it
+	ASSERT_EQ(mmap(self->ptr, HOLE_SIZE, PROT_READ | PROT_WRITE,
+		       MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0), MAP_FAILED);
+	ASSERT_EQ(mmap(self->ptr + HOLE_SIZE, HOLE_SIZE, PROT_READ | PROT_WRITE,
+		       MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0), MAP_FAILED);
+	ASSERT_EQ(mmap(self->ptr + size - HOLE_SIZE, HOLE_SIZE, PROT_READ | PROT_WRITE,
+		       MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0), MAP_FAILED);
+}
+
+TEST_HARNESS_MAIN
diff --git a/tools/testing/selftests/syscall_user_dispatch/sud_test.c b/tools/testing/selftests/syscall_user_dispatch/sud_test.c
index d975a67673299f..48cf01aeec3e77 100644
--- a/tools/testing/selftests/syscall_user_dispatch/sud_test.c
+++ b/tools/testing/selftests/syscall_user_dispatch/sud_test.c
@@ -79,6 +79,21 @@ TEST_SIGNAL(dispatch_trigger_sigsys, SIGSYS)
 	}
 }
 
+static void prctl_valid(struct __test_metadata *_metadata,
+			unsigned long op, unsigned long off,
+			unsigned long size, void *sel)
+{
+	EXPECT_EQ(0, prctl(PR_SET_SYSCALL_USER_DISPATCH, op, off, size, sel));
+}
+
+static void prctl_invalid(struct __test_metadata *_metadata,
+			  unsigned long op, unsigned long off,
+			  unsigned long size, void *sel, int err)
+{
+	EXPECT_EQ(-1, prctl(PR_SET_SYSCALL_USER_DISPATCH, op, off, size, sel));
+	EXPECT_EQ(err, errno);
+}
+
 TEST(bad_prctl_param)
 {
 	char sel = SYSCALL_DISPATCH_FILTER_ALLOW;
@@ -86,57 +101,42 @@ TEST(bad_prctl_param)
 
 	/* Invalid op */
 	op = -1;
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0, 0, &sel);
-	ASSERT_EQ(EINVAL, errno);
+	prctl_invalid(_metadata, op, 0, 0, &sel, EINVAL);
 
 	/* PR_SYS_DISPATCH_OFF */
 	op = PR_SYS_DISPATCH_OFF;
 
 	/* offset != 0 */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x1, 0x0, 0);
-	EXPECT_EQ(EINVAL, errno);
+	prctl_invalid(_metadata, op, 0x1, 0x0, 0, EINVAL);
 
 	/* len != 0 */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x0, 0xff, 0);
-	EXPECT_EQ(EINVAL, errno);
+	prctl_invalid(_metadata, op, 0x0, 0xff, 0, EINVAL);
 
 	/* sel != NULL */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x0, 0x0, &sel);
-	EXPECT_EQ(EINVAL, errno);
+	prctl_invalid(_metadata, op, 0x0, 0x0, &sel, EINVAL);
 
 	/* Valid parameter */
-	errno = 0;
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x0, 0x0, 0x0);
-	EXPECT_EQ(0, errno);
+	prctl_valid(_metadata, op, 0x0, 0x0, 0x0);
 
 	/* PR_SYS_DISPATCH_ON */
 	op = PR_SYS_DISPATCH_ON;
 
 	/* Dispatcher region is bad (offset > 0 && len == 0) */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x1, 0x0, &sel);
-	EXPECT_EQ(EINVAL, errno);
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, -1L, 0x0, &sel);
-	EXPECT_EQ(EINVAL, errno);
+	prctl_invalid(_metadata, op, 0x1, 0x0, &sel, EINVAL);
+	prctl_invalid(_metadata, op, -1L, 0x0, &sel, EINVAL);
 
 	/* Invalid selector */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, op, 0x0, 0x1, (void *) -1);
-	ASSERT_EQ(EFAULT, errno);
+	prctl_invalid(_metadata, op, 0x0, 0x1, (void *) -1, EFAULT);
 
 	/*
 	 * Dispatcher range overflows unsigned long
 	 */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, PR_SYS_DISPATCH_ON, 1, -1L, &sel);
-	ASSERT_EQ(EINVAL, errno) {
-		TH_LOG("Should reject bad syscall range");
-	}
+	prctl_invalid(_metadata, PR_SYS_DISPATCH_ON, 1, -1L, &sel, EINVAL);
 
 	/*
 	 * Allowed range overflows usigned long
 	 */
-	prctl(PR_SET_SYSCALL_USER_DISPATCH, PR_SYS_DISPATCH_ON, -1L, 0x1, &sel);
-	ASSERT_EQ(EINVAL, errno) {
-		TH_LOG("Should reject bad syscall range");
-	}
+	prctl_invalid(_metadata, PR_SYS_DISPATCH_ON, -1L, 0x1, &sel, EINVAL);
 }
 
 /*
diff --git a/tools/verification/rv/src/in_kernel.c b/tools/verification/rv/src/in_kernel.c
index f04479ecc96c0b..ced72950cb1eed 100644
--- a/tools/verification/rv/src/in_kernel.c
+++ b/tools/verification/rv/src/in_kernel.c
@@ -353,7 +353,7 @@ ikm_event_handler(struct trace_seq *s, struct tep_record *record,
 
 	if (config_has_id && (config_my_pid == id))
 		return 0;
-	else if (config_my_pid && (config_my_pid == pid))
+	else if (config_my_pid == pid)
 		return 0;
 
 	tep_print_event(trace_event->tep, s, record, "%16s-%-8d ", TEP_PRINT_COMM, TEP_PRINT_PID);
@@ -595,7 +595,7 @@ static int parse_arguments(char *monitor_name, int argc, char **argv)
 			config_reactor = optarg;
 			break;
 		case 's':
-			config_my_pid = 0;
+			config_my_pid = -1;
 			break;
 		case 't':
 			config_trace = 1;