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Message-ID: <2024111715-unknotted-swiftly-22fc@gregkh>
Date: Sun, 17 Nov 2024 15:18:15 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org,
	torvalds@...ux-foundation.org,
	stable@...r.kernel.org
Cc: lwn@....net,
	jslaby@...e.cz,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.15.173

diff --git a/Makefile b/Makefile
index 877441286987..36f61a73e1e3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 15
-SUBLEVEL = 172
+SUBLEVEL = 173
 EXTRAVERSION =
 NAME = Trick or Treat
 
diff --git a/arch/powerpc/platforms/powernv/opal-irqchip.c b/arch/powerpc/platforms/powernv/opal-irqchip.c
index 391f50535200..e9849d70aee4 100644
--- a/arch/powerpc/platforms/powernv/opal-irqchip.c
+++ b/arch/powerpc/platforms/powernv/opal-irqchip.c
@@ -282,6 +282,7 @@ int __init opal_event_init(void)
 				 name, NULL);
 		if (rc) {
 			pr_warn("Error %d requesting OPAL irq %d\n", rc, (int)r->start);
+			kfree(name);
 			continue;
 		}
 	}
diff --git a/block/elevator.c b/block/elevator.c
index 1b5e57f6115f..a98e8356f1b8 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -620,7 +620,7 @@ int elevator_switch_mq(struct request_queue *q,
 static inline bool elv_support_iosched(struct request_queue *q)
 {
 	if (!queue_is_mq(q) ||
-	    (q->tag_set && (q->tag_set->flags & BLK_MQ_F_NO_SCHED)))
+	    (q->tag_set->flags & BLK_MQ_F_NO_SCHED))
 		return false;
 	return true;
 }
@@ -631,7 +631,7 @@ static inline bool elv_support_iosched(struct request_queue *q)
  */
 static struct elevator_type *elevator_get_default(struct request_queue *q)
 {
-	if (q->tag_set && q->tag_set->flags & BLK_MQ_F_NO_SCHED_BY_DEFAULT)
+	if (q->tag_set->flags & BLK_MQ_F_NO_SCHED_BY_DEFAULT)
 		return NULL;
 
 	if (q->nr_hw_queues != 1 &&
diff --git a/drivers/crypto/marvell/cesa/hash.c b/drivers/crypto/marvell/cesa/hash.c
index c72b0672fc71..84c106509279 100644
--- a/drivers/crypto/marvell/cesa/hash.c
+++ b/drivers/crypto/marvell/cesa/hash.c
@@ -947,7 +947,7 @@ struct ahash_alg mv_md5_alg = {
 		.base = {
 			.cra_name = "md5",
 			.cra_driver_name = "mv-md5",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
@@ -1018,7 +1018,7 @@ struct ahash_alg mv_sha1_alg = {
 		.base = {
 			.cra_name = "sha1",
 			.cra_driver_name = "mv-sha1",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
@@ -1092,7 +1092,7 @@ struct ahash_alg mv_sha256_alg = {
 		.base = {
 			.cra_name = "sha256",
 			.cra_driver_name = "mv-sha256",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
@@ -1327,7 +1327,7 @@ struct ahash_alg mv_ahmac_md5_alg = {
 		.base = {
 			.cra_name = "hmac(md5)",
 			.cra_driver_name = "mv-hmac-md5",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
@@ -1398,7 +1398,7 @@ struct ahash_alg mv_ahmac_sha1_alg = {
 		.base = {
 			.cra_name = "hmac(sha1)",
 			.cra_driver_name = "mv-hmac-sha1",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
@@ -1469,7 +1469,7 @@ struct ahash_alg mv_ahmac_sha256_alg = {
 		.base = {
 			.cra_name = "hmac(sha256)",
 			.cra_driver_name = "mv-hmac-sha256",
-			.cra_priority = 300,
+			.cra_priority = 0,
 			.cra_flags = CRYPTO_ALG_ASYNC |
 				     CRYPTO_ALG_ALLOCATES_MEMORY |
 				     CRYPTO_ALG_KERN_DRIVER_ONLY,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 7bb7a69321d3..9c60bb2aefe1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -59,7 +59,7 @@
 #define VMWGFX_DRIVER_MINOR 19
 #define VMWGFX_DRIVER_PATCHLEVEL 0
 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
-#define VMWGFX_MAX_DISPLAYS 16
+#define VMWGFX_NUM_DISPLAY_UNITS 8
 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
 
 #define VMWGFX_PCI_ID_SVGA2              0x0405
@@ -71,7 +71,7 @@
 #define VMWGFX_NUM_GB_CONTEXT 256
 #define VMWGFX_NUM_GB_SHADER 20000
 #define VMWGFX_NUM_GB_SURFACE 32768
-#define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
+#define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_NUM_DISPLAY_UNITS
 #define VMWGFX_NUM_DXCONTEXT 256
 #define VMWGFX_NUM_DXQUERY 512
 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 23010d60edfe..8a9b61920496 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -2295,7 +2295,7 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
 	struct drm_mode_config *mode_config = &dev->mode_config;
 	struct drm_vmw_update_layout_arg *arg =
 		(struct drm_vmw_update_layout_arg *)data;
-	void __user *user_rects;
+	const void __user *user_rects;
 	struct drm_vmw_rect *rects;
 	struct drm_rect *drm_rects;
 	unsigned rects_size;
@@ -2308,6 +2308,8 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
 			      def_rect.x2, def_rect.y2);
 		vmw_du_update_layout(dev_priv, 1, &def_rect);
 		return 0;
+	} else if (arg->num_outputs > VMWGFX_NUM_DISPLAY_UNITS) {
+		return -E2BIG;
 	}
 
 	rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 23c2dc943caf..85595d0bcfce 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -198,9 +198,6 @@ struct vmw_kms_dirty {
 	s32 unit_y2;
 };
 
-#define VMWGFX_NUM_DISPLAY_UNITS 8
-
-
 #define vmw_framebuffer_to_vfb(x) \
 	container_of(x, struct vmw_framebuffer, base)
 #define vmw_framebuffer_to_vfbs(x) \
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 110c59622a2d..81db294dda40 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -831,6 +831,7 @@
 #define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1	0xc539
 #define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_1	0xc53f
 #define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_POWERPLAY	0xc53a
+#define USB_DEVICE_ID_LOGITECH_BOLT_RECEIVER	0xc548
 #define USB_DEVICE_ID_SPACETRAVELLER	0xc623
 #define USB_DEVICE_ID_SPACENAVIGATOR	0xc626
 #define USB_DEVICE_ID_DINOVO_DESKTOP	0xc704
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index 44fd4a05ace3..9536f468b42c 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -343,6 +343,7 @@ static int lenovo_input_mapping(struct hid_device *hdev,
 		return lenovo_input_mapping_tp10_ultrabook_kbd(hdev, hi, field,
 							       usage, bit, max);
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		return lenovo_input_mapping_x1_tab_kbd(hdev, hi, field, usage, bit, max);
 	default:
 		return 0;
@@ -431,6 +432,7 @@ static ssize_t attr_fn_lock_store(struct device *dev,
 		break;
 	case USB_DEVICE_ID_LENOVO_TP10UBKBD:
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		ret = lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, value);
 		if (ret)
 			return ret;
@@ -614,6 +616,7 @@ static int lenovo_event(struct hid_device *hdev, struct hid_field *field,
 		return lenovo_event_cptkbd(hdev, field, usage, value);
 	case USB_DEVICE_ID_LENOVO_TP10UBKBD:
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		return lenovo_event_tp10ubkbd(hdev, field, usage, value);
 	default:
 		return 0;
@@ -896,6 +899,7 @@ static int lenovo_led_brightness_set(struct led_classdev *led_cdev,
 		break;
 	case USB_DEVICE_ID_LENOVO_TP10UBKBD:
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		ret = lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value);
 		break;
 	}
@@ -1136,6 +1140,7 @@ static int lenovo_probe(struct hid_device *hdev,
 		break;
 	case USB_DEVICE_ID_LENOVO_TP10UBKBD:
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		ret = lenovo_probe_tp10ubkbd(hdev);
 		break;
 	default:
@@ -1202,6 +1207,7 @@ static void lenovo_remove(struct hid_device *hdev)
 		break;
 	case USB_DEVICE_ID_LENOVO_TP10UBKBD:
 	case USB_DEVICE_ID_LENOVO_X1_TAB:
+	case USB_DEVICE_ID_LENOVO_X1_TAB3:
 		lenovo_remove_tp10ubkbd(hdev);
 		break;
 	}
@@ -1247,6 +1253,8 @@ static const struct hid_device_id lenovo_devices[] = {
 	 */
 	{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
 		     USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB) },
+	{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+		     USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB3) },
 	{ }
 };
 
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 6a3f4371bd10..57e4ff1ab275 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -2017,6 +2017,10 @@ static const struct hid_device_id mt_devices[] = {
 		HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
 			USB_VENDOR_ID_ELAN, 0x3148) },
 
+	{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
+		HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+			USB_VENDOR_ID_ELAN, 0x32ae) },
+
 	/* Elitegroup panel */
 	{ .driver_data = MT_CLS_SERIAL,
 		MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP,
@@ -2083,6 +2087,11 @@ static const struct hid_device_id mt_devices[] = {
 		HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
 			0x347d, 0x7853) },
 
+	/* HONOR MagicBook Art 14 touchpad */
+	{ .driver_data = MT_CLS_VTL,
+		HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+			0x35cc, 0x0104) },
+
 	/* Ilitek dual touch panel */
 	{  .driver_data = MT_CLS_NSMU,
 		MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
@@ -2125,6 +2134,10 @@ static const struct hid_device_id mt_devices[] = {
 		HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH_WIN_8,
 			USB_VENDOR_ID_LOGITECH,
 			USB_DEVICE_ID_LOGITECH_CASA_TOUCHPAD) },
+	{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
+		HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
+			USB_VENDOR_ID_LOGITECH,
+			USB_DEVICE_ID_LOGITECH_BOLT_RECEIVER) },
 
 	/* MosArt panels */
 	{ .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
diff --git a/drivers/irqchip/irq-mscc-ocelot.c b/drivers/irqchip/irq-mscc-ocelot.c
index 4d0c3532dbe7..c19ab379e8c5 100644
--- a/drivers/irqchip/irq-mscc-ocelot.c
+++ b/drivers/irqchip/irq-mscc-ocelot.c
@@ -37,7 +37,7 @@ static struct chip_props ocelot_props = {
 	.reg_off_ena_clr	= 0x1c,
 	.reg_off_ena_set	= 0x20,
 	.reg_off_ident		= 0x38,
-	.reg_off_trigger	= 0x5c,
+	.reg_off_trigger	= 0x4,
 	.n_irq			= 24,
 };
 
@@ -70,7 +70,7 @@ static struct chip_props jaguar2_props = {
 	.reg_off_ena_clr	= 0x1c,
 	.reg_off_ena_set	= 0x20,
 	.reg_off_ident		= 0x38,
-	.reg_off_trigger	= 0x5c,
+	.reg_off_trigger	= 0x4,
 	.n_irq			= 29,
 };
 
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index ae84aaa1645c..bdd5a564e319 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -3443,7 +3443,6 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 			sector_t sect;
 			int must_sync;
 			int any_working;
-			int need_recover = 0;
 			struct raid10_info *mirror = &conf->mirrors[i];
 			struct md_rdev *mrdev, *mreplace;
 
@@ -3451,14 +3450,13 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 			mrdev = rcu_dereference(mirror->rdev);
 			mreplace = rcu_dereference(mirror->replacement);
 
-			if (mrdev != NULL &&
-			    !test_bit(Faulty, &mrdev->flags) &&
-			    !test_bit(In_sync, &mrdev->flags))
-				need_recover = 1;
+			if (mrdev && (test_bit(Faulty, &mrdev->flags) ||
+			    test_bit(In_sync, &mrdev->flags)))
+				mrdev = NULL;
 			if (mreplace && test_bit(Faulty, &mreplace->flags))
 				mreplace = NULL;
 
-			if (!need_recover && !mreplace) {
+			if (!mrdev && !mreplace) {
 				rcu_read_unlock();
 				continue;
 			}
@@ -3492,7 +3490,8 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 				rcu_read_unlock();
 				continue;
 			}
-			atomic_inc(&mrdev->nr_pending);
+			if (mrdev)
+				atomic_inc(&mrdev->nr_pending);
 			if (mreplace)
 				atomic_inc(&mreplace->nr_pending);
 			rcu_read_unlock();
@@ -3579,7 +3578,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 				r10_bio->devs[1].devnum = i;
 				r10_bio->devs[1].addr = to_addr;
 
-				if (need_recover) {
+				if (mrdev) {
 					bio = r10_bio->devs[1].bio;
 					bio->bi_next = biolist;
 					biolist = bio;
@@ -3624,7 +3623,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 					for (k = 0; k < conf->copies; k++)
 						if (r10_bio->devs[k].devnum == i)
 							break;
-					if (!test_bit(In_sync,
+					if (mrdev && !test_bit(In_sync,
 						      &mrdev->flags)
 					    && !rdev_set_badblocks(
 						    mrdev,
@@ -3650,12 +3649,14 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
 				if (rb2)
 					atomic_dec(&rb2->remaining);
 				r10_bio = rb2;
-				rdev_dec_pending(mrdev, mddev);
+				if (mrdev)
+					rdev_dec_pending(mrdev, mddev);
 				if (mreplace)
 					rdev_dec_pending(mreplace, mddev);
 				break;
 			}
-			rdev_dec_pending(mrdev, mddev);
+			if (mrdev)
+				rdev_dec_pending(mrdev, mddev);
 			if (mreplace)
 				rdev_dec_pending(mreplace, mddev);
 			if (r10_bio->devs[0].bio->bi_opf & MD_FAILFAST) {
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 71ee7a3c3f5b..74e3ba53f5b4 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1421,6 +1421,7 @@ static const struct usb_device_id products[] = {
 	{QMI_FIXED_INTF(0x2c7c, 0x0296, 4)},	/* Quectel BG96 */
 	{QMI_QUIRK_SET_DTR(0x2c7c, 0x030e, 4)},	/* Quectel EM05GV2 */
 	{QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)},	/* Fibocom NL678 series */
+	{QMI_QUIRK_SET_DTR(0x2cb7, 0x0112, 0)},	/* Fibocom FG132 */
 	{QMI_FIXED_INTF(0x0489, 0xe0b4, 0)},	/* Foxconn T77W968 LTE */
 	{QMI_FIXED_INTF(0x0489, 0xe0b5, 0)},	/* Foxconn T77W968 LTE with eSIM support*/
 	{QMI_FIXED_INTF(0x2692, 0x9025, 4)},    /* Cellient MPL200 (rebranded Qualcomm 05c6:9025) */
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.c b/drivers/vdpa/ifcvf/ifcvf_base.c
index 5091ff9d6c93..bdadc5714e0e 100644
--- a/drivers/vdpa/ifcvf/ifcvf_base.c
+++ b/drivers/vdpa/ifcvf/ifcvf_base.c
@@ -105,7 +105,7 @@ int ifcvf_init_hw(struct ifcvf_hw *hw, struct pci_dev *pdev)
 	u32 i;
 
 	ret = pci_read_config_byte(pdev, PCI_CAPABILITY_LIST, &pos);
-	if (ret < 0) {
+	if (ret) {
 		IFCVF_ERR(pdev, "Failed to read PCI capability list\n");
 		return -EIO;
 	}
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index fc1e929ae038..3c9316bf8a69 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1132,9 +1132,12 @@ int ocfs2_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
 	trace_ocfs2_setattr(inode, dentry,
 			    (unsigned long long)OCFS2_I(inode)->ip_blkno,
 			    dentry->d_name.len, dentry->d_name.name,
-			    attr->ia_valid, attr->ia_mode,
-			    from_kuid(&init_user_ns, attr->ia_uid),
-			    from_kgid(&init_user_ns, attr->ia_gid));
+			    attr->ia_valid,
+				attr->ia_valid & ATTR_MODE ? attr->ia_mode : 0,
+				attr->ia_valid & ATTR_UID ?
+					from_kuid(&init_user_ns, attr->ia_uid) : 0,
+				attr->ia_valid & ATTR_GID ?
+					from_kgid(&init_user_ns, attr->ia_gid) : 0);
 
 	/* ensuring we don't even attempt to truncate a symlink */
 	if (S_ISLNK(inode->i_mode))
diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index e97ffae07833..4f6c7b546bea 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -19,6 +19,7 @@
 #include <linux/bio.h>
 #include <linux/crc-itu-t.h>
 #include <linux/iversion.h>
+#include <linux/slab.h>
 
 static int udf_verify_fi(struct udf_fileident_iter *iter)
 {
@@ -248,9 +249,17 @@ int udf_fiiter_init(struct udf_fileident_iter *iter, struct inode *dir,
 	iter->elen = 0;
 	iter->epos.bh = NULL;
 	iter->name = NULL;
+	/*
+	 * When directory is verified, we don't expect directory iteration to
+	 * fail and it can be difficult to undo without corrupting filesystem.
+	 * So just do not allow memory allocation failures here.
+	 */
+	iter->namebuf = kmalloc(UDF_NAME_LEN_CS0, GFP_KERNEL | __GFP_NOFAIL);
 
-	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
-		return udf_copy_fi(iter);
+	if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {
+		err = udf_copy_fi(iter);
+		goto out;
+	}
 
 	if (inode_bmap(dir, iter->pos >> dir->i_blkbits, &iter->epos,
 		       &iter->eloc, &iter->elen, &iter->loffset) !=
@@ -260,17 +269,17 @@ int udf_fiiter_init(struct udf_fileident_iter *iter, struct inode *dir,
 		udf_err(dir->i_sb,
 			"position %llu not allocated in directory (ino %lu)\n",
 			(unsigned long long)pos, dir->i_ino);
-		return -EFSCORRUPTED;
+		err = -EFSCORRUPTED;
+		goto out;
 	}
 	err = udf_fiiter_load_bhs(iter);
 	if (err < 0)
-		return err;
+		goto out;
 	err = udf_copy_fi(iter);
-	if (err < 0) {
+out:
+	if (err < 0)
 		udf_fiiter_release(iter);
-		return err;
-	}
-	return 0;
+	return err;
 }
 
 int udf_fiiter_advance(struct udf_fileident_iter *iter)
@@ -307,6 +316,8 @@ void udf_fiiter_release(struct udf_fileident_iter *iter)
 	brelse(iter->bh[0]);
 	brelse(iter->bh[1]);
 	iter->bh[0] = iter->bh[1] = NULL;
+	kfree(iter->namebuf);
+	iter->namebuf = NULL;
 }
 
 static void udf_copy_to_bufs(void *buf1, int len1, void *buf2, int len2,
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index f764b4d15094..d35aa42bb577 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -99,7 +99,7 @@ struct udf_fileident_iter {
 	struct extent_position epos;	/* Position after the above extent */
 	struct fileIdentDesc fi;	/* Copied directory entry */
 	uint8_t *name;			/* Pointer to entry name */
-	uint8_t namebuf[UDF_NAME_LEN_CS0]; /* Storage for entry name in case
+	uint8_t *namebuf;		/* Storage for entry name in case
 					 * the name is split between two blocks
 					 */
 };
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index b53099b595cc..43dd54c576d6 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -10822,8 +10822,10 @@ static int io_register_iowq_max_workers(struct io_ring_ctx *ctx,
 	}
 
 	if (sqd) {
+		mutex_unlock(&ctx->uring_lock);
 		mutex_unlock(&sqd->lock);
 		io_put_sq_data(sqd);
+		mutex_lock(&ctx->uring_lock);
 	}
 
 	if (copy_to_user(arg, new_count, sizeof(new_count)))
@@ -10848,8 +10850,11 @@ static int io_register_iowq_max_workers(struct io_ring_ctx *ctx,
 	return 0;
 err:
 	if (sqd) {
+		mutex_unlock(&ctx->uring_lock);
 		mutex_unlock(&sqd->lock);
 		io_put_sq_data(sqd);
+		mutex_lock(&ctx->uring_lock);
+
 	}
 	return ret;
 }
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 88b38db5f626..e29c0581f93a 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -14013,7 +14013,7 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr, bpfptr_t uattr)
 	/* 'struct bpf_verifier_env' can be global, but since it's not small,
 	 * allocate/free it every time bpf_check() is called
 	 */
-	env = kzalloc(sizeof(struct bpf_verifier_env), GFP_KERNEL);
+	env = kvzalloc(sizeof(struct bpf_verifier_env), GFP_KERNEL);
 	if (!env)
 		return -ENOMEM;
 	log = &env->log;
@@ -14228,6 +14228,6 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr, bpfptr_t uattr)
 		mutex_unlock(&bpf_verifier_lock);
 	vfree(env->insn_aux_data);
 err_free_env:
-	kfree(env);
+	kvfree(env);
 	return ret;
 }
diff --git a/mm/memory.c b/mm/memory.c
index 6d058973a97e..4785aecca9a8 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -903,6 +903,17 @@ copy_present_page(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma
 	if (likely(!page_needs_cow_for_dma(src_vma, page)))
 		return 1;
 
+	/*
+	 * The vma->anon_vma of the child process may be NULL
+	 * because the entire vma does not contain anonymous pages.
+	 * A BUG will occur when the copy_present_page() passes
+	 * a copy of a non-anonymous page of that vma to the
+	 * page_add_new_anon_rmap() to set up new anonymous rmap.
+	 * Return 1 if the page is not an anonymous page.
+	 */
+	if (!PageAnon(page))
+		return 1;
+
 	new_page = *prealloc;
 	if (!new_page)
 		return -EAGAIN;
diff --git a/mm/slab_common.c b/mm/slab_common.c
index 3173c8a17904..f684b06649c3 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1213,7 +1213,7 @@ static __always_inline void *__do_krealloc(const void *p, size_t new_size,
 		/* Zero out spare memory. */
 		if (want_init_on_alloc(flags)) {
 			kasan_disable_current();
-			memset((void *)p + new_size, 0, ks - new_size);
+			memset(kasan_reset_tag(p) + new_size, 0, ks - new_size);
 			kasan_enable_current();
 		}
 
diff --git a/net/9p/client.c b/net/9p/client.c
index bf29462c919b..5f0b3fdc70e2 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1003,8 +1003,10 @@ static int p9_client_version(struct p9_client *c)
 struct p9_client *p9_client_create(const char *dev_name, char *options)
 {
 	int err;
+	static atomic_t seqno = ATOMIC_INIT(0);
 	struct p9_client *clnt;
 	char *client_id;
+	char *cache_name;
 
 	err = 0;
 	clnt = kmalloc(sizeof(*clnt), GFP_KERNEL);
@@ -1057,15 +1059,23 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
 	if (err)
 		goto close_trans;
 
+	cache_name = kasprintf(GFP_KERNEL,
+		"9p-fcall-cache-%u", atomic_inc_return(&seqno));
+	if (!cache_name) {
+		err = -ENOMEM;
+		goto close_trans;
+	}
+
 	/* P9_HDRSZ + 4 is the smallest packet header we can have that is
 	 * followed by data accessed from userspace by read
 	 */
 	clnt->fcall_cache =
-		kmem_cache_create_usercopy("9p-fcall-cache", clnt->msize,
+		kmem_cache_create_usercopy(cache_name, clnt->msize,
 					   0, 0, P9_HDRSZ + 4,
 					   clnt->msize - (P9_HDRSZ + 4),
 					   NULL);
 
+	kfree(cache_name);
 	return clnt;
 
 close_trans:
diff --git a/sound/Kconfig b/sound/Kconfig
index 1903c35d799e..5848eedcc3c9 100644
--- a/sound/Kconfig
+++ b/sound/Kconfig
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0-only
 menuconfig SOUND
 	tristate "Sound card support"
-	depends on HAS_IOMEM || UML
+	depends on HAS_IOMEM || INDIRECT_IOMEM
 	help
 	  If you have a sound card in your computer, i.e. if it can say more
 	  than an occasional beep, say Y.

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