diff --git a/Makefile b/Makefile
index 02a4f7f8c613..8a34b54f2a06 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 16
-SUBLEVEL = 17
+SUBLEVEL = 18
 EXTRAVERSION =
 NAME = Fearless Coyote
 
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index f01eef8b392e..3d2693fef937 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -442,6 +442,8 @@ static inline void apic_set_eoi_write(void (*eoi_write)(u32 reg, u32 v)) {}
 
 #endif /* CONFIG_X86_LOCAL_APIC */
 
+extern void apic_ack_irq(struct irq_data *data);
+
 static inline void ack_APIC_irq(void)
 {
 	/*
diff --git a/arch/x86/include/asm/trace/irq_vectors.h b/arch/x86/include/asm/trace/irq_vectors.h
index 22647a642e98..0af81b590a0c 100644
--- a/arch/x86/include/asm/trace/irq_vectors.h
+++ b/arch/x86/include/asm/trace/irq_vectors.h
@@ -236,7 +236,7 @@ TRACE_EVENT(vector_alloc,
 	TP_PROTO(unsigned int irq, unsigned int vector, bool reserved,
 		 int ret),
 
-	TP_ARGS(irq, vector, ret, reserved),
+	TP_ARGS(irq, vector, reserved, ret),
 
 	TP_STRUCT__entry(
 		__field(	unsigned int,	irq		)
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 7c5538769f7e..71e912d73c3d 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1859,7 +1859,7 @@ static void ioapic_ir_ack_level(struct irq_data *irq_data)
 	 * intr-remapping table entry. Hence for the io-apic
 	 * EOI we use the pin number.
 	 */
-	ack_APIC_irq();
+	apic_ack_irq(irq_data);
 	eoi_ioapic_pin(data->entry.vector, data);
 }
 
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index bb6f7a2148d7..b708f597eee3 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -235,6 +235,15 @@ static int allocate_vector(struct irq_data *irqd, const struct cpumask *dest)
 	if (vector && cpu_online(cpu) && cpumask_test_cpu(cpu, dest))
 		return 0;
 
+	/*
+	 * Careful here. @apicd might either have move_in_progress set or
+	 * be enqueued for cleanup. Assigning a new vector would either
+	 * leave a stale vector on some CPU around or in case of a pending
+	 * cleanup corrupt the hlist.
+	 */
+	if (apicd->move_in_progress || !hlist_unhashed(&apicd->clist))
+		return -EBUSY;
+
 	vector = irq_matrix_alloc(vector_matrix, dest, resvd, &cpu);
 	if (vector > 0)
 		apic_update_vector(irqd, vector, cpu);
@@ -800,13 +809,18 @@ static int apic_retrigger_irq(struct irq_data *irqd)
 	return 1;
 }
 
-void apic_ack_edge(struct irq_data *irqd)
+void apic_ack_irq(struct irq_data *irqd)
 {
-	irq_complete_move(irqd_cfg(irqd));
 	irq_move_irq(irqd);
 	ack_APIC_irq();
 }
 
+void apic_ack_edge(struct irq_data *irqd)
+{
+	irq_complete_move(irqd_cfg(irqd));
+	apic_ack_irq(irqd);
+}
+
 static struct irq_chip lapic_controller = {
 	.name			= "APIC",
 	.irq_ack		= apic_ack_edge,
diff --git a/arch/x86/kernel/cpu/intel_rdt.c b/arch/x86/kernel/cpu/intel_rdt.c
index 589b948e6e01..316a8875bd90 100644
--- a/arch/x86/kernel/cpu/intel_rdt.c
+++ b/arch/x86/kernel/cpu/intel_rdt.c
@@ -821,6 +821,8 @@ static __init void rdt_quirks(void)
 	case INTEL_FAM6_SKYLAKE_X:
 		if (boot_cpu_data.x86_stepping <= 4)
 			set_rdt_options("!cmt,!mbmtotal,!mbmlocal,!l3cat");
+		else
+			set_rdt_options("!l3cat");
 	}
 }
 
diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c
index 231ad23b24a9..8fec687b3e44 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-inject.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c
@@ -48,7 +48,7 @@ static struct dentry *dfs_inj;
 
 static u8 n_banks;
 
-#define MAX_FLAG_OPT_SIZE	3
+#define MAX_FLAG_OPT_SIZE	4
 #define NBCFG			0x44
 
 enum injection_type {
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index e4cb9f4cde8a..fc13cbbb2dce 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -47,11 +47,6 @@ static void uv_program_mmr(struct irq_cfg *cfg, struct uv_irq_2_mmr_pnode *info)
 
 static void uv_noop(struct irq_data *data) { }
 
-static void uv_ack_apic(struct irq_data *data)
-{
-	ack_APIC_irq();
-}
-
 static int
 uv_set_irq_affinity(struct irq_data *data, const struct cpumask *mask,
 		    bool force)
@@ -73,7 +68,7 @@ static struct irq_chip uv_irq_chip = {
 	.name			= "UV-CORE",
 	.irq_mask		= uv_noop,
 	.irq_unmask		= uv_noop,
-	.irq_eoi		= uv_ack_apic,
+	.irq_eoi		= apic_ack_irq,
 	.irq_set_affinity	= uv_set_irq_affinity,
 };
 
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 00e16588b169..be0e2c95db22 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2513,7 +2513,6 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)
 
 	mutex_lock(&set->tag_list_lock);
 	list_del_rcu(&q->tag_set_list);
-	INIT_LIST_HEAD(&q->tag_set_list);
 	if (list_is_singular(&set->tag_list)) {
 		/* just transitioned to unshared */
 		set->flags &= ~BLK_MQ_F_TAG_SHARED;
@@ -2521,8 +2520,8 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)
 		blk_mq_update_tag_set_depth(set, false);
 	}
 	mutex_unlock(&set->tag_list_lock);
-
 	synchronize_rcu();
+	INIT_LIST_HEAD(&q->tag_set_list);
 }
 
 static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index d4fb9e0c29ee..d8d45072e4ad 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4553,9 +4553,6 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
 						ATA_HORKAGE_ZERO_AFTER_TRIM |
 						ATA_HORKAGE_NOLPM, },
 
-	/* Sandisk devices which are known to not handle LPM well */
-	{ "SanDisk SD7UB3Q*G1001",	NULL,	ATA_HORKAGE_NOLPM, },
-
 	/* devices that don't properly handle queued TRIM commands */
 	{ "Micron_M500IT_*",		"MU01",	ATA_HORKAGE_NO_NCQ_TRIM |
 						ATA_HORKAGE_ZERO_AFTER_TRIM, },
diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
index de4ddd0e8550..b3ed8f9953a8 100644
--- a/drivers/ata/libata-zpodd.c
+++ b/drivers/ata/libata-zpodd.c
@@ -35,7 +35,7 @@ struct zpodd {
 static int eject_tray(struct ata_device *dev)
 {
 	struct ata_taskfile tf;
-	static const char cdb[] = {  GPCMD_START_STOP_UNIT,
+	static const char cdb[ATAPI_CDB_LEN] = {  GPCMD_START_STOP_UNIT,
 		0, 0, 0,
 		0x02,     /* LoEj */
 		0, 0, 0, 0, 0, 0, 0,
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 5847364f25d9..074a3d063a73 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1458,7 +1458,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)
 
 	dir = kzalloc(sizeof(*dir), GFP_KERNEL);
 	if (!dir)
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 
 	dir->class = class;
 	kobject_init(&dir->kobj, &class_dir_ktype);
@@ -1468,7 +1468,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)
 	retval = kobject_add(&dir->kobj, parent_kobj, "%s", class->name);
 	if (retval < 0) {
 		kobject_put(&dir->kobj);
-		return NULL;
+		return ERR_PTR(retval);
 	}
 	return &dir->kobj;
 }
@@ -1775,6 +1775,10 @@ int device_add(struct device *dev)
 
 	parent = get_device(dev->parent);
 	kobj = get_device_parent(dev, parent);
+	if (IS_ERR(kobj)) {
+		error = PTR_ERR(kobj);
+		goto parent_error;
+	}
 	if (kobj)
 		dev->kobj.parent = kobj;
 
@@ -1873,6 +1877,7 @@ int device_add(struct device *dev)
 	kobject_del(&dev->kobj);
  Error:
 	cleanup_glue_dir(dev, glue_dir);
+parent_error:
 	put_device(parent);
 name_error:
 	kfree(dev->p);
@@ -2692,6 +2697,11 @@ int device_move(struct device *dev, struct device *new_parent,
 	device_pm_lock();
 	new_parent = get_device(new_parent);
 	new_parent_kobj = get_device_parent(dev, new_parent);
+	if (IS_ERR(new_parent_kobj)) {
+		error = PTR_ERR(new_parent_kobj);
+		put_device(new_parent);
+		goto out;
+	}
 
 	pr_debug("device: '%s': %s: moving to '%s'\n", dev_name(dev),
 		 __func__, new_parent ? dev_name(new_parent) : "<NULL>");
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 86258b00a1d4..6fb64e73bc96 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -173,9 +173,12 @@ static const struct device_attribute pid_attr = {
 static void nbd_dev_remove(struct nbd_device *nbd)
 {
 	struct gendisk *disk = nbd->disk;
+	struct request_queue *q;
+
 	if (disk) {
+		q = disk->queue;
 		del_gendisk(disk);
-		blk_cleanup_queue(disk->queue);
+		blk_cleanup_queue(q);
 		blk_mq_free_tag_set(&nbd->tag_set);
 		disk->private_data = NULL;
 		put_disk(disk);
@@ -231,9 +234,18 @@ static void nbd_size_clear(struct nbd_device *nbd)
 static void nbd_size_update(struct nbd_device *nbd)
 {
 	struct nbd_config *config = nbd->config;
+	struct block_device *bdev = bdget_disk(nbd->disk, 0);
+
 	blk_queue_logical_block_size(nbd->disk->queue, config->blksize);
 	blk_queue_physical_block_size(nbd->disk->queue, config->blksize);
 	set_capacity(nbd->disk, config->bytesize >> 9);
+	if (bdev) {
+		if (bdev->bd_disk)
+			bd_set_size(bdev, config->bytesize);
+		else
+			bdev->bd_invalidated = 1;
+		bdput(bdev);
+	}
 	kobject_uevent(&nbd_to_dev(nbd)->kobj, KOBJ_CHANGE);
 }
 
@@ -243,6 +255,8 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
 	struct nbd_config *config = nbd->config;
 	config->blksize = blocksize;
 	config->bytesize = blocksize * nr_blocks;
+	if (nbd->task_recv != NULL)
+		nbd_size_update(nbd);
 }
 
 static void nbd_complete_rq(struct request *req)
@@ -1109,7 +1123,6 @@ static int nbd_start_device_ioctl(struct nbd_device *nbd, struct block_device *b
 	if (ret)
 		return ret;
 
-	bd_set_size(bdev, config->bytesize);
 	if (max_part)
 		bdev->bd_invalidated = 1;
 	mutex_unlock(&nbd->config_lock);
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 8814c572e263..e8fa2fc43b75 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -703,6 +703,8 @@ static ssize_t store_##file_name					\
 	struct cpufreq_policy new_policy;				\
 									\
 	memcpy(&new_policy, policy, sizeof(*policy));			\
+	new_policy.min = policy->user_policy.min;			\
+	new_policy.max = policy->user_policy.max;			\
 									\
 	ret = sscanf(buf, "%u", &new_policy.object);			\
 	if (ret != 1)							\
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index ca38229b045a..43e14bb512c8 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -165,7 +165,7 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 			 * calls, so the previous load value can be used then.
 			 */
 			load = j_cdbs->prev_load;
-		} else if (unlikely(time_elapsed > 2 * sampling_rate &&
+		} else if (unlikely((int)idle_time > 2 * sampling_rate &&
 				    j_cdbs->prev_load)) {
 			/*
 			 * If the CPU had gone completely idle and a task has
@@ -185,10 +185,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 			 * clear prev_load to guarantee that the load will be
 			 * computed again next time.
 			 *
-			 * Detecting this situation is easy: the governor's
-			 * utilization update handler would not have run during
-			 * CPU-idle periods.  Hence, an unusually large
-			 * 'time_elapsed' (as compared to the sampling rate)
+			 * Detecting this situation is easy: an unusually large
+			 * 'idle_time' (as compared to the sampling rate)
 			 * indicates this scenario.
 			 */
 			load = j_cdbs->prev_load;
@@ -217,8 +215,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 			j_cdbs->prev_load = load;
 		}
 
-		if (time_elapsed > 2 * sampling_rate) {
-			unsigned int periods = time_elapsed / sampling_rate;
+		if (unlikely((int)idle_time > 2 * sampling_rate)) {
+			unsigned int periods = idle_time / sampling_rate;
 
 			if (periods < idle_periods)
 				idle_periods = periods;
diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c
index a099b7bf74cd..46d1ab2dea87 100644
--- a/drivers/cpufreq/ti-cpufreq.c
+++ b/drivers/cpufreq/ti-cpufreq.c
@@ -226,7 +226,7 @@ static int ti_cpufreq_probe(struct platform_device *pdev)
 	opp_data->cpu_dev = get_cpu_device(0);
 	if (!opp_data->cpu_dev) {
 		pr_err("%s: Failed to get device for CPU0\n", __func__);
-		ret = ENODEV;
+		ret = -ENODEV;
 		goto free_opp_data;
 	}
 
diff --git a/drivers/hid/intel-ish-hid/ipc/pci-ish.c b/drivers/hid/intel-ish-hid/ipc/pci-ish.c
index 582e449be9fe..a2c53ea3b5ed 100644
--- a/drivers/hid/intel-ish-hid/ipc/pci-ish.c
+++ b/drivers/hid/intel-ish-hid/ipc/pci-ish.c
@@ -205,8 +205,7 @@ static void ish_remove(struct pci_dev *pdev)
 	kfree(ishtp_dev);
 }
 
-#ifdef CONFIG_PM
-static struct device *ish_resume_device;
+static struct device __maybe_unused *ish_resume_device;
 
 /* 50ms to get resume response */
 #define WAIT_FOR_RESUME_ACK_MS		50
@@ -220,7 +219,7 @@ static struct device *ish_resume_device;
  * in that case a simple resume message is enough, others we need
  * a reset sequence.
  */
-static void ish_resume_handler(struct work_struct *work)
+static void __maybe_unused ish_resume_handler(struct work_struct *work)
 {
 	struct pci_dev *pdev = to_pci_dev(ish_resume_device);
 	struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -262,7 +261,7 @@ static void ish_resume_handler(struct work_struct *work)
  *
  * Return: 0 to the pm core
  */
-static int ish_suspend(struct device *device)
+static int __maybe_unused ish_suspend(struct device *device)
 {
 	struct pci_dev *pdev = to_pci_dev(device);
 	struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -288,7 +287,7 @@ static int ish_suspend(struct device *device)
 	return 0;
 }
 
-static DECLARE_WORK(resume_work, ish_resume_handler);
+static __maybe_unused DECLARE_WORK(resume_work, ish_resume_handler);
 /**
  * ish_resume() - ISH resume callback
  * @device:	device pointer
@@ -297,7 +296,7 @@ static DECLARE_WORK(resume_work, ish_resume_handler);
  *
  * Return: 0 to the pm core
  */
-static int ish_resume(struct device *device)
+static int __maybe_unused ish_resume(struct device *device)
 {
 	struct pci_dev *pdev = to_pci_dev(device);
 	struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -311,21 +310,14 @@ static int ish_resume(struct device *device)
 	return 0;
 }
 
-static const struct dev_pm_ops ish_pm_ops = {
-	.suspend = ish_suspend,
-	.resume = ish_resume,
-};
-#define ISHTP_ISH_PM_OPS	(&ish_pm_ops)
-#else
-#define ISHTP_ISH_PM_OPS	NULL
-#endif /* CONFIG_PM */
+static SIMPLE_DEV_PM_OPS(ish_pm_ops, ish_suspend, ish_resume);
 
 static struct pci_driver ish_driver = {
 	.name = KBUILD_MODNAME,
 	.id_table = ish_pci_tbl,
 	.probe = ish_probe,
 	.remove = ish_remove,
-	.driver.pm = ISHTP_ISH_PM_OPS,
+	.driver.pm = &ish_pm_ops,
 };
 
 module_pci_driver(ish_driver);
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index ee7a37eb159a..545986cfb978 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -395,6 +395,14 @@ static void wacom_usage_mapping(struct hid_device *hdev,
 		}
 	}
 
+	/* 2nd-generation Intuos Pro Large has incorrect Y maximum */
+	if (hdev->vendor == USB_VENDOR_ID_WACOM &&
+	    hdev->product == 0x0358 &&
+	    WACOM_PEN_FIELD(field) &&
+	    wacom_equivalent_usage(usage->hid) == HID_GD_Y) {
+		field->logical_maximum = 43200;
+	}
+
 	switch (usage->hid) {
 	case HID_GD_X:
 		features->x_max = field->logical_maximum;
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 8b591c192daf..fedaa53684d8 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4352,7 +4352,7 @@ static void ir_compose_msi_msg(struct irq_data *irq_data, struct msi_msg *msg)
 
 static struct irq_chip amd_ir_chip = {
 	.name			= "AMD-IR",
-	.irq_ack		= ir_ack_apic_edge,
+	.irq_ack		= apic_ack_irq,
 	.irq_set_affinity	= amd_ir_set_affinity,
 	.irq_set_vcpu_affinity	= amd_ir_set_vcpu_affinity,
 	.irq_compose_msi_msg	= ir_compose_msi_msg,
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 3062a154a9fb..967450bd421a 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -1223,7 +1223,7 @@ static int intel_ir_set_vcpu_affinity(struct irq_data *data, void *info)
 
 static struct irq_chip intel_ir_chip = {
 	.name			= "INTEL-IR",
-	.irq_ack		= ir_ack_apic_edge,
+	.irq_ack		= apic_ack_irq,
 	.irq_set_affinity	= intel_ir_set_affinity,
 	.irq_compose_msi_msg	= intel_ir_compose_msi_msg,
 	.irq_set_vcpu_affinity	= intel_ir_set_vcpu_affinity,
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 49721b4e1975..65cdf09c2599 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -156,11 +156,6 @@ void panic_if_irq_remap(const char *msg)
 		panic(msg);
 }
 
-void ir_ack_apic_edge(struct irq_data *data)
-{
-	ack_APIC_irq();
-}
-
 /**
  * irq_remapping_get_ir_irq_domain - Get the irqdomain associated with the IOMMU
  *				     device serving request @info
diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h
index 039c7af7b190..0afef6e43be4 100644
--- a/drivers/iommu/irq_remapping.h
+++ b/drivers/iommu/irq_remapping.h
@@ -65,8 +65,6 @@ struct irq_remap_ops {
 extern struct irq_remap_ops intel_irq_remap_ops;
 extern struct irq_remap_ops amd_iommu_irq_ops;
 
-extern void ir_ack_apic_edge(struct irq_data *data);
-
 #else  /* CONFIG_IRQ_REMAP */
 
 #define irq_remapping_enabled 0
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 58c705f24f96..b594bae1adbd 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1142,6 +1142,7 @@ static int bond_option_primary_set(struct bonding *bond,
 				   slave->dev->name);
 			rcu_assign_pointer(bond->primary_slave, slave);
 			strcpy(bond->params.primary, slave->dev->name);
+			bond->force_primary = true;
 			bond_select_active_slave(bond);
 			goto out;
 		}
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 2a7752c113df..adbfa82b76e9 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -126,8 +126,10 @@ static int netvsc_open(struct net_device *net)
 	}
 
 	rdev = nvdev->extension;
-	if (!rdev->link_state)
+	if (!rdev->link_state) {
 		netif_carrier_on(net);
+		netif_tx_wake_all_queues(net);
+	}
 
 	if (vf_netdev) {
 		/* Setting synthetic device up transparently sets
diff --git a/drivers/net/phy/dp83848.c b/drivers/net/phy/dp83848.c
index cd09c3af2117..6e8e42361fd5 100644
--- a/drivers/net/phy/dp83848.c
+++ b/drivers/net/phy/dp83848.c
@@ -74,6 +74,25 @@ static int dp83848_config_intr(struct phy_device *phydev)
 	return phy_write(phydev, DP83848_MICR, control);
 }
 
+static int dp83848_config_init(struct phy_device *phydev)
+{
+	int err;
+	int val;
+
+	err = genphy_config_init(phydev);
+	if (err < 0)
+		return err;
+
+	/* DP83620 always reports Auto Negotiation Ability on BMSR. Instead,
+	 * we check initial value of BMCR Auto negotiation enable bit
+	 */
+	val = phy_read(phydev, MII_BMCR);
+	if (!(val & BMCR_ANENABLE))
+		phydev->autoneg = AUTONEG_DISABLE;
+
+	return 0;
+}
+
 static struct mdio_device_id __maybe_unused dp83848_tbl[] = {
 	{ TI_DP83848C_PHY_ID, 0xfffffff0 },
 	{ NS_DP83848C_PHY_ID, 0xfffffff0 },
@@ -83,7 +102,7 @@ static struct mdio_device_id __maybe_unused dp83848_tbl[] = {
 };
 MODULE_DEVICE_TABLE(mdio, dp83848_tbl);
 
-#define DP83848_PHY_DRIVER(_id, _name)				\
+#define DP83848_PHY_DRIVER(_id, _name, _config_init)		\
 	{							\
 		.phy_id		= _id,				\
 		.phy_id_mask	= 0xfffffff0,			\
@@ -92,7 +111,7 @@ MODULE_DEVICE_TABLE(mdio, dp83848_tbl);
 		.flags		= PHY_HAS_INTERRUPT,		\
 								\
 		.soft_reset	= genphy_soft_reset,		\
-		.config_init	= genphy_config_init,		\
+		.config_init	= _config_init,			\
 		.suspend	= genphy_suspend,		\
 		.resume		= genphy_resume,		\
 								\
@@ -102,10 +121,14 @@ MODULE_DEVICE_TABLE(mdio, dp83848_tbl);
 	}
 
 static struct phy_driver dp83848_driver[] = {
-	DP83848_PHY_DRIVER(TI_DP83848C_PHY_ID, "TI DP83848C 10/100 Mbps PHY"),
-	DP83848_PHY_DRIVER(NS_DP83848C_PHY_ID, "NS DP83848C 10/100 Mbps PHY"),
-	DP83848_PHY_DRIVER(TI_DP83620_PHY_ID, "TI DP83620 10/100 Mbps PHY"),
-	DP83848_PHY_DRIVER(TLK10X_PHY_ID, "TI TLK10X 10/100 Mbps PHY"),
+	DP83848_PHY_DRIVER(TI_DP83848C_PHY_ID, "TI DP83848C 10/100 Mbps PHY",
+			   genphy_config_init),
+	DP83848_PHY_DRIVER(NS_DP83848C_PHY_ID, "NS DP83848C 10/100 Mbps PHY",
+			   genphy_config_init),
+	DP83848_PHY_DRIVER(TI_DP83620_PHY_ID, "TI DP83620 10/100 Mbps PHY",
+			   dp83848_config_init),
+	DP83848_PHY_DRIVER(TLK10X_PHY_ID, "TI TLK10X 10/100 Mbps PHY",
+			   genphy_config_init),
 };
 module_phy_driver(dp83848_driver);
 
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 9b6cb780affe..f0f7cd977667 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -774,13 +774,16 @@ static ssize_t tap_put_user(struct tap_queue *q,
 	int total;
 
 	if (q->flags & IFF_VNET_HDR) {
+		int vlan_hlen = skb_vlan_tag_present(skb) ? VLAN_HLEN : 0;
 		struct virtio_net_hdr vnet_hdr;
+
 		vnet_hdr_len = READ_ONCE(q->vnet_hdr_sz);
 		if (iov_iter_count(iter) < vnet_hdr_len)
 			return -EINVAL;
 
 		if (virtio_net_hdr_from_skb(skb, &vnet_hdr,
-					    tap_is_little_endian(q), true))
+					    tap_is_little_endian(q), true,
+					    vlan_hlen))
 			BUG();
 
 		if (copy_to_iter(&vnet_hdr, sizeof(vnet_hdr), iter) !=
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 24e645c86ae7..b3c58890ef33 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -2062,7 +2062,8 @@ static ssize_t tun_put_user(struct tun_struct *tun,
 			return -EINVAL;
 
 		if (virtio_net_hdr_from_skb(skb, &gso,
-					    tun_is_little_endian(tun), true)) {
+					    tun_is_little_endian(tun), true,
+					    vlan_hlen)) {
 			struct skb_shared_info *sinfo = skb_shinfo(skb);
 			pr_err("unexpected GSO type: "
 			       "0x%x, gso_size %d, hdr_len %d\n",
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 9e1b74590682..f5316ab68a0a 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1124,7 +1124,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
 	 * accordingly. Otherwise, we should check here.
 	 */
 	if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)
-		delayed_ndp_size = ctx->max_ndp_size;
+		delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus);
 	else
 		delayed_ndp_size = 0;
 
@@ -1285,7 +1285,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
 	/* If requested, put NDP at end of frame. */
 	if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
 		nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
-		cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size);
+		cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size);
 		nth16->wNdpIndex = cpu_to_le16(skb_out->len);
 		skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size);
 
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 8911e3466e61..89bc5cd4d02f 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1358,7 +1358,8 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb)
 		hdr = skb_vnet_hdr(skb);
 
 	if (virtio_net_hdr_from_skb(skb, &hdr->hdr,
-				    virtio_is_little_endian(vi->vdev), false))
+				    virtio_is_little_endian(vi->vdev), false,
+				    0))
 		BUG();
 
 	if (vi->mergeable_rx_bufs)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/paging.c b/drivers/net/wireless/intel/iwlwifi/fw/paging.c
index 1fec8e3a6b35..6afcfd1f0eec 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/paging.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/paging.c
@@ -8,6 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018        Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018        Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -163,7 +165,7 @@ static int iwl_alloc_fw_paging_mem(struct iwl_fw_runtime *fwrt,
 static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
 			       const struct fw_img *image)
 {
-	int sec_idx, idx;
+	int sec_idx, idx, ret;
 	u32 offset = 0;
 
 	/*
@@ -190,17 +192,23 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
 	 */
 	if (sec_idx >= image->num_sec - 1) {
 		IWL_ERR(fwrt, "Paging: Missing CSS and/or paging sections\n");
-		iwl_free_fw_paging(fwrt);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto err;
 	}
 
 	/* copy the CSS block to the dram */
 	IWL_DEBUG_FW(fwrt, "Paging: load paging CSS to FW, sec = %d\n",
 		     sec_idx);
 
+	if (image->sec[sec_idx].len > fwrt->fw_paging_db[0].fw_paging_size) {
+		IWL_ERR(fwrt, "CSS block is larger than paging size\n");
+		ret = -EINVAL;
+		goto err;
+	}
+
 	memcpy(page_address(fwrt->fw_paging_db[0].fw_paging_block),
 	       image->sec[sec_idx].data,
-	       fwrt->fw_paging_db[0].fw_paging_size);
+	       image->sec[sec_idx].len);
 	dma_sync_single_for_device(fwrt->trans->dev,
 				   fwrt->fw_paging_db[0].fw_paging_phys,
 				   fwrt->fw_paging_db[0].fw_paging_size,
@@ -221,6 +229,14 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
 	for (idx = 1; idx < fwrt->num_of_paging_blk; idx++) {
 		struct iwl_fw_paging *block = &fwrt->fw_paging_db[idx];
 
+		if (block->fw_paging_size > image->sec[sec_idx].len - offset) {
+			IWL_ERR(fwrt,
+				"Paging: paging size is larger than remaining data in block %d\n",
+				idx);
+			ret = -EINVAL;
+			goto err;
+		}
+
 		memcpy(page_address(block->fw_paging_block),
 		       image->sec[sec_idx].data + offset,
 		       block->fw_paging_size);
@@ -231,19 +247,32 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
 
 		IWL_DEBUG_FW(fwrt,
 			     "Paging: copied %d paging bytes to block %d\n",
-			     fwrt->fw_paging_db[idx].fw_paging_size,
-			     idx);
+			     block->fw_paging_size, idx);
 
-		offset += fwrt->fw_paging_db[idx].fw_paging_size;
+		offset += block->fw_paging_size;
+
+		if (offset > image->sec[sec_idx].len) {
+			IWL_ERR(fwrt,
+				"Paging: offset goes over section size\n");
+			ret = -EINVAL;
+			goto err;
+		}
 	}
 
 	/* copy the last paging block */
 	if (fwrt->num_of_pages_in_last_blk > 0) {
 		struct iwl_fw_paging *block = &fwrt->fw_paging_db[idx];
 
+		if (image->sec[sec_idx].len - offset > block->fw_paging_size) {
+			IWL_ERR(fwrt,
+				"Paging: last block is larger than paging size\n");
+			ret = -EINVAL;
+			goto err;
+		}
+
 		memcpy(page_address(block->fw_paging_block),
 		       image->sec[sec_idx].data + offset,
-		       FW_PAGING_SIZE * fwrt->num_of_pages_in_last_blk);
+		       image->sec[sec_idx].len - offset);
 		dma_sync_single_for_device(fwrt->trans->dev,
 					   block->fw_paging_phys,
 					   block->fw_paging_size,
@@ -255,6 +284,10 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
 	}
 
 	return 0;
+
+err:
+	iwl_free_fw_paging(fwrt);
+	return ret;
 }
 
 static int iwl_save_fw_paging(struct iwl_fw_runtime *fwrt,
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index dba797b57d73..550dda63563c 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2665,8 +2665,15 @@ static pci_ers_result_t nvme_slot_reset(struct pci_dev *pdev)
 
 	dev_info(dev->ctrl.device, "restart after slot reset\n");
 	pci_restore_state(pdev);
-	nvme_reset_ctrl(&dev->ctrl);
-	return PCI_ERS_RESULT_RECOVERED;
+	nvme_reset_ctrl_sync(&dev->ctrl);
+
+	switch (dev->ctrl.state) {
+	case NVME_CTRL_LIVE:
+	case NVME_CTRL_ADMIN_ONLY:
+		return PCI_ERS_RESULT_RECOVERED;
+	default:
+		return PCI_ERS_RESULT_DISCONNECT;
+	}
 }
 
 static void nvme_error_resume(struct pci_dev *pdev)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 68242f50c303..7a23242fc6d4 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -2345,6 +2345,9 @@ struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type)
 	struct vhost_msg_node *node = kmalloc(sizeof *node, GFP_KERNEL);
 	if (!node)
 		return NULL;
+
+	/* Make sure all padding within the structure is initialized. */
+	memset(&node->msg, 0, sizeof node->msg);
 	node->vq = vq;
 	node->msg.type = type;
 	return node;
diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 74f2e6e6202a..8851d441e5fd 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c
@@ -112,6 +112,10 @@ static int mxc_w1_probe(struct platform_device *pdev)
 	if (IS_ERR(mdev->clk))
 		return PTR_ERR(mdev->clk);
 
+	err = clk_prepare_enable(mdev->clk);
+	if (err)
+		return err;
+
 	clkrate = clk_get_rate(mdev->clk);
 	if (clkrate < 10000000)
 		dev_warn(&pdev->dev,
@@ -125,12 +129,10 @@ static int mxc_w1_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	mdev->regs = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(mdev->regs))
-		return PTR_ERR(mdev->regs);
-
-	err = clk_prepare_enable(mdev->clk);
-	if (err)
-		return err;
+	if (IS_ERR(mdev->regs)) {
+		err = PTR_ERR(mdev->regs);
+		goto out_disable_clk;
+	}
 
 	/* Software reset 1-Wire module */
 	writeb(MXC_W1_RESET_RST, mdev->regs + MXC_W1_RESET);
@@ -146,8 +148,12 @@ static int mxc_w1_probe(struct platform_device *pdev)
 
 	err = w1_add_master_device(&mdev->bus_master);
 	if (err)
-		clk_disable_unprepare(mdev->clk);
+		goto out_disable_clk;
 
+	return 0;
+
+out_disable_clk:
+	clk_disable_unprepare(mdev->clk);
 	return err;
 }
 
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index a7c5a9861bef..8311e8ed76de 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -387,8 +387,13 @@ static Node *create_entry(const char __user *buffer, size_t count)
 		s = strchr(p, del);
 		if (!s)
 			goto einval;
-		*s++ = '\0';
-		e->offset = simple_strtoul(p, &p, 10);
+		*s = '\0';
+		if (p != s) {
+			int r = kstrtoint(p, 10, &e->offset);
+			if (r != 0 || e->offset < 0)
+				goto einval;
+		}
+		p = s;
 		if (*p++)
 			goto einval;
 		pr_debug("register: offset: %#x\n", e->offset);
@@ -428,7 +433,8 @@ static Node *create_entry(const char __user *buffer, size_t count)
 		if (e->mask &&
 		    string_unescape_inplace(e->mask, UNESCAPE_HEX) != e->size)
 			goto einval;
-		if (e->size + e->offset > BINPRM_BUF_SIZE)
+		if (e->size > BINPRM_BUF_SIZE ||
+		    BINPRM_BUF_SIZE - e->size < e->offset)
 			goto einval;
 		pr_debug("register: magic/mask length: %i\n", e->size);
 		if (USE_DEBUG) {
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8b031f40a2f5..a8daf50ea776 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1037,8 +1037,10 @@ static noinline int cow_file_range(struct inode *inode,
 				  ram_size, /* ram_bytes */
 				  BTRFS_COMPRESS_NONE, /* compress_type */
 				  BTRFS_ORDERED_REGULAR /* type */);
-		if (IS_ERR(em))
+		if (IS_ERR(em)) {
+			ret = PTR_ERR(em);
 			goto out_reserve;
+		}
 		free_extent_map(em);
 
 		ret = btrfs_add_ordered_extent(inode, start, ins.objectid,
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 111ee282b777..451579378abb 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2665,8 +2665,10 @@ static long btrfs_ioctl_rm_dev_v2(struct file *file, void __user *arg)
 	}
 
 	/* Check for compatibility reject unknown flags */
-	if (vol_args->flags & ~BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED)
-		return -EOPNOTSUPP;
+	if (vol_args->flags & ~BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED) {
+		ret = -EOPNOTSUPP;
+		goto out;
+	}
 
 	if (test_and_set_bit(BTRFS_FS_EXCL_OP, &fs_info->flags)) {
 		ret = BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
@@ -3837,11 +3839,6 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src,
 	    src->i_sb != inode->i_sb)
 		return -EXDEV;
 
-	/* don't make the dst file partly checksummed */
-	if ((BTRFS_I(src)->flags & BTRFS_INODE_NODATASUM) !=
-	    (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM))
-		return -EINVAL;
-
 	if (S_ISDIR(src->i_mode) || S_ISDIR(inode->i_mode))
 		return -EISDIR;
 
@@ -3851,6 +3848,13 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src,
 		inode_lock(src);
 	}
 
+	/* don't make the dst file partly checksummed */
+	if ((BTRFS_I(src)->flags & BTRFS_INODE_NODATASUM) !=
+	    (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
+		ret = -EINVAL;
+		goto out_unlock;
+	}
+
 	/* determine range to clone */
 	ret = -EINVAL;
 	if (off + len > src->i_size || off + len < off)
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index ec56f33feea9..d964f70eefa9 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2762,7 +2762,7 @@ static int scrub_extent(struct scrub_ctx *sctx, u64 logical, u64 len,
 			have_csum = scrub_find_csum(sctx, logical, csum);
 			if (have_csum == 0)
 				++sctx->stat.no_csum;
-			if (sctx->is_dev_replace && !have_csum) {
+			if (0 && sctx->is_dev_replace && !have_csum) {
 				ret = copy_nocow_pages(sctx, logical, l,
 						       mirror_num,
 						      physical_for_dev_replace);
diff --git a/fs/cifs/cifsacl.h b/fs/cifs/cifsacl.h
index 4f3884835267..dd95a6fa24bf 100644
--- a/fs/cifs/cifsacl.h
+++ b/fs/cifs/cifsacl.h
@@ -98,4 +98,18 @@ struct cifs_ace {
 	struct cifs_sid sid; /* ie UUID of user or group who gets these perms */
 } __attribute__((packed));
 
+/*
+ * Minimum security identifier can be one for system defined Users
+ * and Groups such as NULL SID and World or Built-in accounts such
+ * as Administrator and Guest and consists of
+ * Revision + Num (Sub)Auths + Authority + Domain (one Subauthority)
+ */
+#define MIN_SID_LEN  (1 + 1 + 6 + 4) /* in bytes */
+
+/*
+ * Minimum security descriptor can be one without any SACL and DACL and can
+ * consist of revision, type, and two sids of minimum size for owner and group
+ */
+#define MIN_SEC_DESC_LEN  (sizeof(struct cifs_ntsd) + (2 * MIN_SID_LEN))
+
 #endif /* _CIFSACL_H */
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 097598543403..91ce0cbaf6bf 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1277,10 +1277,11 @@ smb2_is_session_expired(char *buf)
 {
 	struct smb2_sync_hdr *shdr = get_sync_hdr(buf);
 
-	if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED)
+	if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED &&
+	    shdr->Status != STATUS_USER_SESSION_DELETED)
 		return false;
 
-	cifs_dbg(FYI, "Session expired\n");
+	cifs_dbg(FYI, "Session expired or deleted\n");
 	return true;
 }
 
@@ -1589,8 +1590,11 @@ get_smb2_acl_by_path(struct cifs_sb_info *cifs_sb,
 		oparms.create_options = 0;
 
 	utf16_path = cifs_convert_path_to_utf16(path, cifs_sb);
-	if (!utf16_path)
-		return ERR_PTR(-ENOMEM);
+	if (!utf16_path) {
+		rc = -ENOMEM;
+		free_xid(xid);
+		return ERR_PTR(rc);
+	}
 
 	oparms.tcon = tcon;
 	oparms.desired_access = READ_CONTROL;
@@ -1648,8 +1652,11 @@ set_smb2_acl(struct cifs_ntsd *pnntsd, __u32 acllen,
 		access_flags = WRITE_DAC;
 
 	utf16_path = cifs_convert_path_to_utf16(path, cifs_sb);
-	if (!utf16_path)
-		return -ENOMEM;
+	if (!utf16_path) {
+		rc = -ENOMEM;
+		free_xid(xid);
+		return rc;
+	}
 
 	oparms.tcon = tcon;
 	oparms.desired_access = access_flags;
@@ -1709,15 +1716,21 @@ static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon,
 
 	/* if file not oplocked can't be sure whether asking to extend size */
 	if (!CIFS_CACHE_READ(cifsi))
-		if (keep_size == false)
-			return -EOPNOTSUPP;
+		if (keep_size == false) {
+			rc = -EOPNOTSUPP;
+			free_xid(xid);
+			return rc;
+		}
 
 	/*
 	 * Must check if file sparse since fallocate -z (zero range) assumes
 	 * non-sparse allocation
 	 */
-	if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE))
-		return -EOPNOTSUPP;
+	if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE)) {
+		rc = -EOPNOTSUPP;
+		free_xid(xid);
+		return rc;
+	}
 
 	/*
 	 * need to make sure we are not asked to extend the file since the SMB3
@@ -1726,8 +1739,11 @@ static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon,
 	 * which for a non sparse file would zero the newly extended range
 	 */
 	if (keep_size == false)
-		if (i_size_read(inode) < offset + len)
-			return -EOPNOTSUPP;
+		if (i_size_read(inode) < offset + len) {
+			rc = -EOPNOTSUPP;
+			free_xid(xid);
+			return rc;
+		}
 
 	cifs_dbg(FYI, "offset %lld len %lld", offset, len);
 
@@ -1760,8 +1776,11 @@ static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon,
 
 	/* Need to make file sparse, if not already, before freeing range. */
 	/* Consider adding equivalent for compressed since it could also work */
-	if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse))
-		return -EOPNOTSUPP;
+	if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse)) {
+		rc = -EOPNOTSUPP;
+		free_xid(xid);
+		return rc;
+	}
 
 	cifs_dbg(FYI, "offset %lld len %lld", offset, len);
 
@@ -1792,8 +1811,10 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
 
 	/* if file not oplocked can't be sure whether asking to extend size */
 	if (!CIFS_CACHE_READ(cifsi))
-		if (keep_size == false)
-			return -EOPNOTSUPP;
+		if (keep_size == false) {
+			free_xid(xid);
+			return rc;
+		}
 
 	/*
 	 * Files are non-sparse by default so falloc may be a no-op
@@ -1802,14 +1823,16 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
 	 */
 	if ((cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE) == 0) {
 		if (keep_size == true)
-			return 0;
+			rc = 0;
 		/* check if extending file */
 		else if (i_size_read(inode) >= off + len)
 			/* not extending file and already not sparse */
-			return 0;
+			rc = 0;
 		/* BB: in future add else clause to extend file */
 		else
-			return -EOPNOTSUPP;
+			rc = -EOPNOTSUPP;
+		free_xid(xid);
+		return rc;
 	}
 
 	if ((keep_size == true) || (i_size_read(inode) >= off + len)) {
@@ -1821,8 +1844,11 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
 		 * ie potentially making a few extra pages at the beginning
 		 * or end of the file non-sparse via set_sparse is harmless.
 		 */
-		if ((off > 8192) || (off + len + 8192 < i_size_read(inode)))
-			return -EOPNOTSUPP;
+		if ((off > 8192) || (off + len + 8192 < i_size_read(inode))) {
+			rc = -EOPNOTSUPP;
+			free_xid(xid);
+			return rc;
+		}
 
 		rc = smb2_set_sparse(xid, tcon, cfile, inode, false);
 	}
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 93d3f4a14b32..a0795271fbcf 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -1172,6 +1172,7 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
 	sess_data->ses = ses;
 	sess_data->buf0_type = CIFS_NO_BUFFER;
 	sess_data->nls_cp = (struct nls_table *) nls_cp;
+	sess_data->previous_session = ses->Suid;
 
 #ifdef CONFIG_CIFS_SMB311
 	/*
@@ -2270,8 +2271,7 @@ SMB2_query_acl(const unsigned int xid, struct cifs_tcon *tcon,
 
 	return query_info(xid, tcon, persistent_fid, volatile_fid,
 			  0, SMB2_O_INFO_SECURITY, additional_info,
-			  SMB2_MAX_BUFFER_SIZE,
-			  sizeof(struct smb2_file_all_info), data, plen);
+			  SMB2_MAX_BUFFER_SIZE, MIN_SEC_DESC_LEN, data, plen);
 }
 
 int
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index c32802c956d5..bf7fa1507e81 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -561,10 +561,16 @@ int ext4_ind_map_blocks(handle_t *handle, struct inode *inode,
 		unsigned epb = inode->i_sb->s_blocksize / sizeof(u32);
 		int i;
 
-		/* Count number blocks in a subtree under 'partial' */
-		count = 1;
-		for (i = 0; partial + i != chain + depth - 1; i++)
-			count *= epb;
+		/*
+		 * Count number blocks in a subtree under 'partial'. At each
+		 * level we count number of complete empty subtrees beyond
+		 * current offset and then descend into the subtree only
+		 * partially beyond current offset.
+		 */
+		count = 0;
+		for (i = partial - chain + 1; i < depth; i++)
+			count = count * epb + (epb - offsets[i] - 1);
+		count++;
 		/* Fill in size of a hole we found */
 		map->m_pblk = 0;
 		map->m_len = min_t(unsigned int, map->m_len, count);
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 70cf4c7b268a..44b4fcdc3755 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -144,6 +144,12 @@ int ext4_find_inline_data_nolock(struct inode *inode)
 		goto out;
 
 	if (!is.s.not_found) {
+		if (is.s.here->e_value_inum) {
+			EXT4_ERROR_INODE(inode, "inline data xattr refers "
+					 "to an external xattr inode");
+			error = -EFSCORRUPTED;
+			goto out;
+		}
 		EXT4_I(inode)->i_inline_off = (u16)((void *)is.s.here -
 					(void *)ext4_raw_inode(&is.iloc));
 		EXT4_I(inode)->i_inline_size = EXT4_MIN_INLINE_DATA_SIZE +
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 3350454fc5a7..a4eee5daa82d 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4290,28 +4290,28 @@ int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length)
 		EXT4_BLOCK_SIZE_BITS(sb);
 	stop_block = (offset + length) >> EXT4_BLOCK_SIZE_BITS(sb);
 
-	/* If there are no blocks to remove, return now */
-	if (first_block >= stop_block)
-		goto out_stop;
+	/* If there are blocks to remove, do it */
+	if (stop_block > first_block) {
 
-	down_write(&EXT4_I(inode)->i_data_sem);
-	ext4_discard_preallocations(inode);
+		down_write(&EXT4_I(inode)->i_data_sem);
+		ext4_discard_preallocations(inode);
 
-	ret = ext4_es_remove_extent(inode, first_block,
-				    stop_block - first_block);
-	if (ret) {
-		up_write(&EXT4_I(inode)->i_data_sem);
-		goto out_stop;
-	}
+		ret = ext4_es_remove_extent(inode, first_block,
+					    stop_block - first_block);
+		if (ret) {
+			up_write(&EXT4_I(inode)->i_data_sem);
+			goto out_stop;
+		}
 
-	if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
-		ret = ext4_ext_remove_space(inode, first_block,
-					    stop_block - 1);
-	else
-		ret = ext4_ind_remove_space(handle, inode, first_block,
-					    stop_block);
+		if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
+			ret = ext4_ext_remove_space(inode, first_block,
+						    stop_block - 1);
+		else
+			ret = ext4_ind_remove_space(handle, inode, first_block,
+						    stop_block);
 
-	up_write(&EXT4_I(inode)->i_data_sem);
+		up_write(&EXT4_I(inode)->i_data_sem);
+	}
 	if (IS_SYNC(inode))
 		ext4_handle_sync(handle);
 
@@ -4694,19 +4694,21 @@ static blkcnt_t ext4_inode_blocks(struct ext4_inode *raw_inode,
 	}
 }
 
-static inline void ext4_iget_extra_inode(struct inode *inode,
+static inline int ext4_iget_extra_inode(struct inode *inode,
 					 struct ext4_inode *raw_inode,
 					 struct ext4_inode_info *ei)
 {
 	__le32 *magic = (void *)raw_inode +
 			EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize;
+
 	if (EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize + sizeof(__le32) <=
 	    EXT4_INODE_SIZE(inode->i_sb) &&
 	    *magic == cpu_to_le32(EXT4_XATTR_MAGIC)) {
 		ext4_set_inode_state(inode, EXT4_STATE_XATTR);
-		ext4_find_inline_data_nolock(inode);
+		return ext4_find_inline_data_nolock(inode);
 	} else
 		EXT4_I(inode)->i_inline_off = 0;
+	return 0;
 }
 
 int ext4_get_projid(struct inode *inode, kprojid_t *projid)
@@ -4886,7 +4888,9 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
 			ei->i_extra_isize = sizeof(struct ext4_inode) -
 					    EXT4_GOOD_OLD_INODE_SIZE;
 		} else {
-			ext4_iget_extra_inode(inode, raw_inode, ei);
+			ret = ext4_iget_extra_inode(inode, raw_inode, ei);
+			if (ret)
+				goto bad_inode;
 		}
 	}
 
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index b6bec270a8e4..d792b7689d92 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1933,7 +1933,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
 		return 0;
 
 	n_group = ext4_get_group_number(sb, n_blocks_count - 1);
-	if (n_group > (0xFFFFFFFFUL / EXT4_INODES_PER_GROUP(sb))) {
+	if (n_group >= (0xFFFFFFFFUL / EXT4_INODES_PER_GROUP(sb))) {
 		ext4_warning(sb, "resize would cause inodes_count overflow");
 		return -EINVAL;
 	}
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 499cb4b1fbd2..fc4ced59c565 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1688,7 +1688,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,
 
 	/* No failures allowed past this point. */
 
-	if (!s->not_found && here->e_value_offs) {
+	if (!s->not_found && here->e_value_size && here->e_value_offs) {
 		/* Remove the old value. */
 		void *first_val = s->base + min_offs;
 		size_t offs = le16_to_cpu(here->e_value_offs);
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index fe1d705ad91f..44d827c43bab 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -269,6 +269,13 @@ int orangefs_getattr(const struct path *path, struct kstat *stat,
 		else
 			stat->result_mask = STATX_BASIC_STATS &
 			    ~STATX_SIZE;
+
+		stat->attributes_mask = STATX_ATTR_IMMUTABLE |
+		    STATX_ATTR_APPEND;
+		if (inode->i_flags & S_IMMUTABLE)
+			stat->attributes |= STATX_ATTR_IMMUTABLE;
+		if (inode->i_flags & S_APPEND)
+			stat->attributes |= STATX_ATTR_APPEND;
 	}
 	return ret;
 }
diff --git a/fs/orangefs/namei.c b/fs/orangefs/namei.c
index 1b5707c44c3f..e026bee02a66 100644
--- a/fs/orangefs/namei.c
+++ b/fs/orangefs/namei.c
@@ -326,6 +326,13 @@ static int orangefs_symlink(struct inode *dir,
 		ret = PTR_ERR(inode);
 		goto out;
 	}
+	/*
+	 * This is necessary because orangefs_inode_getattr will not
+	 * re-read symlink size as it is impossible for it to change.
+	 * Invalidating the cache does not help.  orangefs_new_inode
+	 * does not set the correct size (it does not know symname).
+	 */
+	inode->i_size = strlen(symname);
 
 	gossip_debug(GOSSIP_NAME_DEBUG,
 		     "Assigned symlink inode new number of %pU\n",
diff --git a/include/linux/irq.h b/include/linux/irq.h
index a0231e96a578..9665ef8c031e 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -556,7 +556,12 @@ extern int irq_affinity_online_cpu(unsigned int cpu);
 #endif
 
 #if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_PENDING_IRQ)
-void irq_move_irq(struct irq_data *data);
+void __irq_move_irq(struct irq_data *data);
+static inline void irq_move_irq(struct irq_data *data)
+{
+	if (unlikely(irqd_is_setaffinity_pending(data)))
+		__irq_move_irq(data);
+}
 void irq_move_masked_irq(struct irq_data *data);
 void irq_force_complete_move(struct irq_desc *desc);
 #else
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index f144216febc6..9397628a1967 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -58,7 +58,8 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb,
 static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,
 					  struct virtio_net_hdr *hdr,
 					  bool little_endian,
-					  bool has_data_valid)
+					  bool has_data_valid,
+					  int vlan_hlen)
 {
 	memset(hdr, 0, sizeof(*hdr));   /* no info leak */
 
@@ -83,12 +84,8 @@ static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,
 
 	if (skb->ip_summed == CHECKSUM_PARTIAL) {
 		hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
-		if (skb_vlan_tag_present(skb))
-			hdr->csum_start = __cpu_to_virtio16(little_endian,
-				skb_checksum_start_offset(skb) + VLAN_HLEN);
-		else
-			hdr->csum_start = __cpu_to_virtio16(little_endian,
-				skb_checksum_start_offset(skb));
+		hdr->csum_start = __cpu_to_virtio16(little_endian,
+			skb_checksum_start_offset(skb) + vlan_hlen);
 		hdr->csum_offset = __cpu_to_virtio16(little_endian,
 				skb->csum_offset);
 	} else if (has_data_valid &&
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index c4f5caaf3778..f6a3543e5247 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -45,8 +45,15 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
 			  struct flowi6 *fl6, struct ipcm6_cookie *ipc6,
 			  struct sockcm_cookie *sockc);
 
-void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
-			     __u16 srcp, __u16 destp, int bucket);
+void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
+			       __u16 srcp, __u16 destp, int rqueue, int bucket);
+static inline void
+ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, __u16 srcp,
+			__u16 destp, int bucket)
+{
+	__ip6_dgram_sock_seq_show(seq, sp, srcp, destp, sk_rmem_alloc_get(sp),
+				  bucket);
+}
 
 #define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)
 
diff --git a/include/net/udp.h b/include/net/udp.h
index 850a8e581cce..a42523e8e9c9 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -244,6 +244,11 @@ static inline __be16 udp_flow_src_port(struct net *net, struct sk_buff *skb,
 	return htons((((u64) hash * (max - min)) >> 32) + min);
 }
 
+static inline int udp_rqueue_get(struct sock *sk)
+{
+	return sk_rmem_alloc_get(sk) - READ_ONCE(udp_sk(sk)->forward_deficit);
+}
+
 /* net/ipv4/udp.c */
 void udp_destruct_sock(struct sock *sk);
 void skb_consume_udp(struct sock *sk, struct sk_buff *skb, int len);
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 0f922729bab9..cf2a1d1446bc 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -205,6 +205,39 @@ int irq_do_set_affinity(struct irq_data *data, const struct cpumask *mask,
 	return ret;
 }
 
+#ifdef CONFIG_GENERIC_PENDING_IRQ
+static inline int irq_set_affinity_pending(struct irq_data *data,
+					   const struct cpumask *dest)
+{
+	struct irq_desc *desc = irq_data_to_desc(data);
+
+	irqd_set_move_pending(data);
+	irq_copy_pending(desc, dest);
+	return 0;
+}
+#else
+static inline int irq_set_affinity_pending(struct irq_data *data,
+					   const struct cpumask *dest)
+{
+	return -EBUSY;
+}
+#endif
+
+static int irq_try_set_affinity(struct irq_data *data,
+				const struct cpumask *dest, bool force)
+{
+	int ret = irq_do_set_affinity(data, dest, force);
+
+	/*
+	 * In case that the underlying vector management is busy and the
+	 * architecture supports the generic pending mechanism then utilize
+	 * this to avoid returning an error to user space.
+	 */
+	if (ret == -EBUSY && !force)
+		ret = irq_set_affinity_pending(data, dest);
+	return ret;
+}
+
 int irq_set_affinity_locked(struct irq_data *data, const struct cpumask *mask,
 			    bool force)
 {
@@ -215,8 +248,8 @@ int irq_set_affinity_locked(struct irq_data *data, const struct cpumask *mask,
 	if (!chip || !chip->irq_set_affinity)
 		return -EINVAL;
 
-	if (irq_can_move_pcntxt(data)) {
-		ret = irq_do_set_affinity(data, mask, force);
+	if (irq_can_move_pcntxt(data) && !irqd_is_setaffinity_pending(data)) {
+		ret = irq_try_set_affinity(data, mask, force);
 	} else {
 		irqd_set_move_pending(data);
 		irq_copy_pending(desc, mask);
diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c
index 86ae0eb80b53..def48589ea48 100644
--- a/kernel/irq/migration.c
+++ b/kernel/irq/migration.c
@@ -38,17 +38,18 @@ bool irq_fixup_move_pending(struct irq_desc *desc, bool force_clear)
 void irq_move_masked_irq(struct irq_data *idata)
 {
 	struct irq_desc *desc = irq_data_to_desc(idata);
-	struct irq_chip *chip = desc->irq_data.chip;
+	struct irq_data *data = &desc->irq_data;
+	struct irq_chip *chip = data->chip;
 
-	if (likely(!irqd_is_setaffinity_pending(&desc->irq_data)))
+	if (likely(!irqd_is_setaffinity_pending(data)))
 		return;
 
-	irqd_clr_move_pending(&desc->irq_data);
+	irqd_clr_move_pending(data);
 
 	/*
 	 * Paranoia: cpu-local interrupts shouldn't be calling in here anyway.
 	 */
-	if (irqd_is_per_cpu(&desc->irq_data)) {
+	if (irqd_is_per_cpu(data)) {
 		WARN_ON(1);
 		return;
 	}
@@ -73,13 +74,24 @@ void irq_move_masked_irq(struct irq_data *idata)
 	 * For correct operation this depends on the caller
 	 * masking the irqs.
 	 */
-	if (cpumask_any_and(desc->pending_mask, cpu_online_mask) < nr_cpu_ids)
-		irq_do_set_affinity(&desc->irq_data, desc->pending_mask, false);
-
+	if (cpumask_any_and(desc->pending_mask, cpu_online_mask) < nr_cpu_ids) {
+		int ret;
+
+		ret = irq_do_set_affinity(data, desc->pending_mask, false);
+		/*
+		 * If the there is a cleanup pending in the underlying
+		 * vector management, reschedule the move for the next
+		 * interrupt. Leave desc->pending_mask intact.
+		 */
+		if (ret == -EBUSY) {
+			irqd_set_move_pending(data);
+			return;
+		}
+	}
 	cpumask_clear(desc->pending_mask);
 }
 
-void irq_move_irq(struct irq_data *idata)
+void __irq_move_irq(struct irq_data *idata)
 {
 	bool masked;
 
@@ -90,9 +102,6 @@ void irq_move_irq(struct irq_data *idata)
 	 */
 	idata = irq_desc_get_irq_data(irq_data_to_desc(idata));
 
-	if (likely(!irqd_is_setaffinity_pending(idata)))
-		return;
-
 	if (unlikely(irqd_irq_disabled(idata)))
 		return;
 
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index be585f545337..90804bd5301a 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -423,6 +423,7 @@ static void wb_exit(struct bdi_writeback *wb)
  * protected.
  */
 static DEFINE_SPINLOCK(cgwb_lock);
+static struct workqueue_struct *cgwb_release_wq;
 
 /**
  * wb_congested_get_create - get or create a wb_congested
@@ -533,7 +534,7 @@ static void cgwb_release(struct percpu_ref *refcnt)
 {
 	struct bdi_writeback *wb = container_of(refcnt, struct bdi_writeback,
 						refcnt);
-	schedule_work(&wb->release_work);
+	queue_work(cgwb_release_wq, &wb->release_work);
 }
 
 static void cgwb_kill(struct bdi_writeback *wb)
@@ -797,6 +798,21 @@ static void cgwb_bdi_register(struct backing_dev_info *bdi)
 	spin_unlock_irq(&cgwb_lock);
 }
 
+static int __init cgwb_init(void)
+{
+	/*
+	 * There can be many concurrent release work items overwhelming
+	 * system_wq.  Put them in a separate wq and limit concurrency.
+	 * There's no point in executing many of these in parallel.
+	 */
+	cgwb_release_wq = alloc_workqueue("cgwb_release", 0, 1);
+	if (!cgwb_release_wq)
+		return -ENOMEM;
+
+	return 0;
+}
+subsys_initcall(cgwb_init);
+
 #else	/* CONFIG_CGROUP_WRITEBACK */
 
 static int cgwb_bdi_init(struct backing_dev_info *bdi)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 1741dd23e7c1..bd68b6d1f892 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4043,7 +4043,6 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
 	 * orientated.
 	 */
 	if (!(alloc_flags & ALLOC_CPUSET) || reserve_flags) {
-		ac->zonelist = node_zonelist(numa_node_id(), gfp_mask);
 		ac->preferred_zoneref = first_zones_zonelist(ac->zonelist,
 					ac->high_zoneidx, ac->nodemask);
 	}
diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c
index 7d20e1f3de28..56197f0d9608 100644
--- a/net/dsa/tag_trailer.c
+++ b/net/dsa/tag_trailer.c
@@ -75,7 +75,8 @@ static struct sk_buff *trailer_rcv(struct sk_buff *skb, struct net_device *dev,
 	if (!skb->dev)
 		return NULL;
 
-	pskb_trim_rcsum(skb, skb->len - 4);
+	if (pskb_trim_rcsum(skb, skb->len - 4))
+		return NULL;
 
 	return skb;
 }
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index f8ad397e285e..27e87e96defc 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1680,6 +1680,10 @@ int tcp_v4_rcv(struct sk_buff *skb)
 			reqsk_put(req);
 			goto discard_it;
 		}
+		if (tcp_checksum_complete(skb)) {
+			reqsk_put(req);
+			goto csum_error;
+		}
 		if (unlikely(sk->sk_state != TCP_LISTEN)) {
 			inet_csk_reqsk_queue_drop_and_put(sk, req);
 			goto lookup;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index b6ba51536b37..b20b21577b27 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2710,7 +2710,7 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
 		" %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d",
 		bucket, src, srcp, dest, destp, sp->sk_state,
 		sk_wmem_alloc_get(sp),
-		sk_rmem_alloc_get(sp),
+		udp_rqueue_get(sp),
 		0, 0L, 0,
 		from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)),
 		0, sock_i_ino(sp),
diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index d0390d844ac8..d9ad986c7b2c 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -163,7 +163,7 @@ static int udp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
 static void udp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
 		void *info)
 {
-	r->idiag_rqueue = sk_rmem_alloc_get(sk);
+	r->idiag_rqueue = udp_rqueue_get(sk);
 	r->idiag_wqueue = sk_wmem_alloc_get(sk);
 }
 
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index a9f7eca0b6a3..6840abb79a69 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -1025,8 +1025,8 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
 }
 EXPORT_SYMBOL_GPL(ip6_datagram_send_ctl);
 
-void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
-			     __u16 srcp, __u16 destp, int bucket)
+void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
+			       __u16 srcp, __u16 destp, int rqueue, int bucket)
 {
 	const struct in6_addr *dest, *src;
 
@@ -1042,7 +1042,7 @@ void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
 		   dest->s6_addr32[2], dest->s6_addr32[3], destp,
 		   sp->sk_state,
 		   sk_wmem_alloc_get(sp),
-		   sk_rmem_alloc_get(sp),
+		   rqueue,
 		   0, 0L, 0,
 		   from_kuid_munged(seq_user_ns(seq), sock_i_uid(sp)),
 		   0,
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 8f749742f11f..0cb580cd5f00 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2077,9 +2077,6 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk,
 	const struct in6_addr *daddr, *saddr;
 	struct rt6_info *rt6 = (struct rt6_info *)dst;
 
-	if (rt6->rt6i_flags & RTF_LOCAL)
-		return;
-
 	if (dst_metric_locked(dst, RTAX_MTU))
 		return;
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 412139f4eccd..f7a9bd50b0ac 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1459,6 +1459,10 @@ static int tcp_v6_rcv(struct sk_buff *skb)
 			reqsk_put(req);
 			goto discard_it;
 		}
+		if (tcp_checksum_complete(skb)) {
+			reqsk_put(req);
+			goto csum_error;
+		}
 		if (unlikely(sk->sk_state != TCP_LISTEN)) {
 			inet_csk_reqsk_queue_drop_and_put(sk, req);
 			goto lookup;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 68d589f8d2b2..908476583b30 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1473,7 +1473,8 @@ int udp6_seq_show(struct seq_file *seq, void *v)
 		struct inet_sock *inet = inet_sk(v);
 		__u16 srcp = ntohs(inet->inet_sport);
 		__u16 destp = ntohs(inet->inet_dport);
-		ip6_dgram_sock_seq_show(seq, v, srcp, destp, bucket);
+		__ip6_dgram_sock_seq_show(seq, v, srcp, destp,
+					  udp_rqueue_get(v), bucket);
 	}
 	return 0;
 }
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index c9432a0ccd56..29102f3639fe 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2037,7 +2037,7 @@ static int packet_rcv_vnet(struct msghdr *msg, const struct sk_buff *skb,
 		return -EINVAL;
 	*len -= sizeof(vnet_hdr);
 
-	if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le(), true))
+	if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le(), true, 0))
 		return -EINVAL;
 
 	return memcpy_to_msg(msg, (void *)&vnet_hdr, sizeof(vnet_hdr));
@@ -2304,7 +2304,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
 	if (do_vnet) {
 		if (virtio_net_hdr_from_skb(skb, h.raw + macoff -
 					    sizeof(struct virtio_net_hdr),
-					    vio_le(), true)) {
+					    vio_le(), true, 0)) {
 			spin_lock(&sk->sk_receive_queue.lock);
 			goto drop_n_account;
 		}
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index b1f38063ada0..e5685b3debda 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -53,22 +53,22 @@ static void tcf_simp_release(struct tc_action *a)
 	kfree(d->tcfd_defdata);
 }
 
-static int alloc_defdata(struct tcf_defact *d, char *defdata)
+static int alloc_defdata(struct tcf_defact *d, const struct nlattr *defdata)
 {
 	d->tcfd_defdata = kzalloc(SIMP_MAX_DATA, GFP_KERNEL);
 	if (unlikely(!d->tcfd_defdata))
 		return -ENOMEM;
-	strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
+	nla_strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
 	return 0;
 }
 
-static void reset_policy(struct tcf_defact *d, char *defdata,
+static void reset_policy(struct tcf_defact *d, const struct nlattr *defdata,
 			 struct tc_defact *p)
 {
 	spin_lock_bh(&d->tcf_lock);
 	d->tcf_action = p->action;
 	memset(d->tcfd_defdata, 0, SIMP_MAX_DATA);
-	strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
+	nla_strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
 	spin_unlock_bh(&d->tcf_lock);
 }
 
@@ -87,7 +87,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
 	struct tcf_defact *d;
 	bool exists = false;
 	int ret = 0, err;
-	char *defdata;
 
 	if (nla == NULL)
 		return -EINVAL;
@@ -110,8 +109,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
 		return -EINVAL;
 	}
 
-	defdata = nla_data(tb[TCA_DEF_DATA]);
-
 	if (!exists) {
 		ret = tcf_idr_create(tn, parm->index, est, a,
 				     &act_simp_ops, bind, false);
@@ -119,7 +116,7 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
 			return ret;
 
 		d = to_defact(*a);
-		ret = alloc_defdata(d, defdata);
+		ret = alloc_defdata(d, tb[TCA_DEF_DATA]);
 		if (ret < 0) {
 			tcf_idr_release(*a, bind);
 			return ret;
@@ -133,7 +130,7 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
 		if (!ovr)
 			return -EEXIST;
 
-		reset_policy(d, defdata, parm);
+		reset_policy(d, tb[TCA_DEF_DATA], parm);
 	}
 
 	if (ret == ACT_P_CREATED)
diff --git a/net/socket.c b/net/socket.c
index 08847c3b8c39..26b1fab01daf 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -538,7 +538,10 @@ static int sockfs_setattr(struct dentry *dentry, struct iattr *iattr)
 	if (!err && (iattr->ia_valid & ATTR_UID)) {
 		struct socket *sock = SOCKET_I(d_inode(dentry));
 
-		sock->sk->sk_uid = iattr->ia_uid;
+		if (sock->sk)
+			sock->sk->sk_uid = iattr->ia_uid;
+		else
+			err = -ENOENT;
 	}
 
 	return err;
@@ -587,12 +590,16 @@ EXPORT_SYMBOL(sock_alloc);
  *	an inode not a file.
  */
 
-void sock_release(struct socket *sock)
+static void __sock_release(struct socket *sock, struct inode *inode)
 {
 	if (sock->ops) {
 		struct module *owner = sock->ops->owner;
 
+		if (inode)
+			inode_lock(inode);
 		sock->ops->release(sock);
+		if (inode)
+			inode_unlock(inode);
 		sock->ops = NULL;
 		module_put(owner);
 	}
@@ -606,6 +613,11 @@ void sock_release(struct socket *sock)
 	}
 	sock->file = NULL;
 }
+
+void sock_release(struct socket *sock)
+{
+	__sock_release(sock, NULL);
+}
 EXPORT_SYMBOL(sock_release);
 
 void __sock_tx_timestamp(__u16 tsflags, __u8 *tx_flags)
@@ -1146,7 +1158,7 @@ static int sock_mmap(struct file *file, struct vm_area_struct *vma)
 
 static int sock_close(struct inode *inode, struct file *filp)
 {
-	sock_release(SOCKET_I(inode));
+	__sock_release(SOCKET_I(inode), inode);
 	return 0;
 }
 
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index f26376e954ae..cb0e7d97cdda 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -195,18 +195,12 @@ static void tls_free_both_sg(struct sock *sk)
 }
 
 static int tls_do_encryption(struct tls_context *tls_ctx,
-			     struct tls_sw_context *ctx, size_t data_len,
-			     gfp_t flags)
+			     struct tls_sw_context *ctx,
+			     struct aead_request *aead_req,
+			     size_t data_len)
 {
-	unsigned int req_size = sizeof(struct aead_request) +
-		crypto_aead_reqsize(ctx->aead_send);
-	struct aead_request *aead_req;
 	int rc;
 
-	aead_req = kzalloc(req_size, flags);
-	if (!aead_req)
-		return -ENOMEM;
-
 	ctx->sg_encrypted_data[0].offset += tls_ctx->prepend_size;
 	ctx->sg_encrypted_data[0].length -= tls_ctx->prepend_size;
 
@@ -223,7 +217,6 @@ static int tls_do_encryption(struct tls_context *tls_ctx,
 	ctx->sg_encrypted_data[0].offset -= tls_ctx->prepend_size;
 	ctx->sg_encrypted_data[0].length += tls_ctx->prepend_size;
 
-	kfree(aead_req);
 	return rc;
 }
 
@@ -232,8 +225,14 @@ static int tls_push_record(struct sock *sk, int flags,
 {
 	struct tls_context *tls_ctx = tls_get_ctx(sk);
 	struct tls_sw_context *ctx = tls_sw_ctx(tls_ctx);
+	struct aead_request *req;
 	int rc;
 
+	req = kzalloc(sizeof(struct aead_request) +
+		      crypto_aead_reqsize(ctx->aead_send), sk->sk_allocation);
+	if (!req)
+		return -ENOMEM;
+
 	sg_mark_end(ctx->sg_plaintext_data + ctx->sg_plaintext_num_elem - 1);
 	sg_mark_end(ctx->sg_encrypted_data + ctx->sg_encrypted_num_elem - 1);
 
@@ -249,15 +248,14 @@ static int tls_push_record(struct sock *sk, int flags,
 	tls_ctx->pending_open_record_frags = 0;
 	set_bit(TLS_PENDING_CLOSED_RECORD, &tls_ctx->flags);
 
-	rc = tls_do_encryption(tls_ctx, ctx, ctx->sg_plaintext_size,
-			       sk->sk_allocation);
+	rc = tls_do_encryption(tls_ctx, ctx, req, ctx->sg_plaintext_size);
 	if (rc < 0) {
 		/* If we are called from write_space and
 		 * we fail, we need to set this SOCK_NOSPACE
 		 * to trigger another write_space in the future.
 		 */
 		set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
-		return rc;
+		goto out_req;
 	}
 
 	free_sg(sk, ctx->sg_plaintext_data, &ctx->sg_plaintext_num_elem,
@@ -272,6 +270,8 @@ static int tls_push_record(struct sock *sk, int flags,
 		tls_err_abort(sk);
 
 	tls_advance_record_sn(sk, tls_ctx);
+out_req:
+	kfree(req);
 	return rc;
 }
 
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index d1eb14842340..a12e594d4e3b 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -748,8 +748,10 @@ int snd_hda_attach_pcm_stream(struct hda_bus *_bus, struct hda_codec *codec,
 		return err;
 	strlcpy(pcm->name, cpcm->name, sizeof(pcm->name));
 	apcm = kzalloc(sizeof(*apcm), GFP_KERNEL);
-	if (apcm == NULL)
+	if (apcm == NULL) {
+		snd_device_free(chip->card, pcm);
 		return -ENOMEM;
+	}
 	apcm->chip = chip;
 	apcm->pcm = pcm;
 	apcm->codec = codec;
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 5b4dbcec6de8..ba9a7e552183 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -959,12 +959,15 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
 	SND_PCI_QUIRK(0x103c, 0x8079, "HP EliteBook 840 G3", CXT_FIXUP_HP_DOCK),
 	SND_PCI_QUIRK(0x103c, 0x807C, "HP EliteBook 820 G3", CXT_FIXUP_HP_DOCK),
 	SND_PCI_QUIRK(0x103c, 0x80FD, "HP ProBook 640 G2", CXT_FIXUP_HP_DOCK),
+	SND_PCI_QUIRK(0x103c, 0x83b3, "HP EliteBook 830 G5", CXT_FIXUP_HP_DOCK),
+	SND_PCI_QUIRK(0x103c, 0x83d3, "HP ProBook 640 G4", CXT_FIXUP_HP_DOCK),
 	SND_PCI_QUIRK(0x103c, 0x8174, "HP Spectre x360", CXT_FIXUP_HP_SPECTRE),
 	SND_PCI_QUIRK(0x103c, 0x8115, "HP Z1 Gen3", CXT_FIXUP_HP_GATE_MIC),
 	SND_PCI_QUIRK(0x103c, 0x814f, "HP ZBook 15u G3", CXT_FIXUP_MUTE_LED_GPIO),
 	SND_PCI_QUIRK(0x103c, 0x822e, "HP ProBook 440 G4", CXT_FIXUP_MUTE_LED_GPIO),
 	SND_PCI_QUIRK(0x103c, 0x8299, "HP 800 G3 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x103c, 0x829a, "HP 800 G3 DM", CXT_FIXUP_HP_MIC_NO_PRESENCE),
+	SND_PCI_QUIRK(0x103c, 0x8455, "HP Z2 G4", CXT_FIXUP_HP_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1043, 0x138d, "Asus", CXT_FIXUP_HEADPHONE_MIC_PIN),
 	SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT_FIXUP_OLPC_XO),
 	SND_PCI_QUIRK(0x17aa, 0x20f2, "Lenovo T400", CXT_PINCFG_LENOVO_TP410),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 01a6643fc7d4..06c2c80a045b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6580,7 +6580,6 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x312f, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
 	SND_PCI_QUIRK(0x17aa, 0x3138, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
 	SND_PCI_QUIRK(0x17aa, 0x313c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
-	SND_PCI_QUIRK(0x17aa, 0x3112, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
 	SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
 	SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
 	SND_PCI_QUIRK(0x17aa, 0x3978, "IdeaPad Y410P", ALC269_FIXUP_NO_SHUTUP),
@@ -6752,6 +6751,11 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
 		{0x1b, 0x01111010},
 		{0x1e, 0x01451130},
 		{0x21, 0x02211020}),
+	SND_HDA_PIN_QUIRK(0x10ec0235, 0x17aa, "Lenovo", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY,
+		{0x12, 0x90a60140},
+		{0x14, 0x90170110},
+		{0x19, 0x02a11030},
+		{0x21, 0x02211020}),
 	SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
 		{0x12, 0x90a60140},
 		{0x14, 0x90170110},
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 754e632a27bd..02b7ad1946db 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3277,6 +3277,10 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
 	}
 },
 
+/* disabled due to regression for other devices;
+ * see https://bugzilla.kernel.org/show_bug.cgi?id=199905
+ */
+#if 0
 {
 	/*
 	 * Nura's first gen headphones use Cambridge Silicon Radio's vendor
@@ -3324,6 +3328,7 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
 		}
 	}
 },
+#endif /* disabled */
 
 {
 	/*