diff --git a/crypto/seqiv.c b/crypto/seqiv.c
index 86bb33644dd0b..ae7256cfc77f1 100644
--- a/crypto/seqiv.c
+++ b/crypto/seqiv.c
@@ -23,7 +23,7 @@ static void seqiv_aead_encrypt_complete2(struct aead_request *req, int err)
 	struct aead_request *subreq = aead_request_ctx(req);
 	struct crypto_aead *geniv;
 
-	if (err == -EINPROGRESS)
+	if (err == -EINPROGRESS || err == -EBUSY)
 		return;
 
 	if (err)
diff --git a/crypto/xts.c b/crypto/xts.c
index 6c12f30dbdd6d..9f90121b69994 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -203,12 +203,12 @@ static void xts_encrypt_done(struct crypto_async_request *areq, int err)
 	if (!err) {
 		struct xts_request_ctx *rctx = skcipher_request_ctx(req);
 
-		rctx->subreq.base.flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+		rctx->subreq.base.flags &= CRYPTO_TFM_REQ_MAY_BACKLOG;
 		err = xts_xor_tweak_post(req, true);
 
 		if (!err && unlikely(req->cryptlen % XTS_BLOCK_SIZE)) {
 			err = xts_cts_final(req, crypto_skcipher_encrypt);
-			if (err == -EINPROGRESS)
+			if (err == -EINPROGRESS || err == -EBUSY)
 				return;
 		}
 	}
@@ -223,12 +223,12 @@ static void xts_decrypt_done(struct crypto_async_request *areq, int err)
 	if (!err) {
 		struct xts_request_ctx *rctx = skcipher_request_ctx(req);
 
-		rctx->subreq.base.flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+		rctx->subreq.base.flags &= CRYPTO_TFM_REQ_MAY_BACKLOG;
 		err = xts_xor_tweak_post(req, false);
 
 		if (!err && unlikely(req->cryptlen % XTS_BLOCK_SIZE)) {
 			err = xts_cts_final(req, crypto_skcipher_decrypt);
-			if (err == -EINPROGRESS)
+			if (err == -EINPROGRESS || err == -EBUSY)
 				return;
 		}
 	}
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 2a2a1d996a57a..d76f8b9b214f9 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -327,6 +327,9 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize,
 	if (blk_validate_block_size(blksize))
 		return -EINVAL;
 
+	if (bytesize < 0)
+		return -EINVAL;
+
 	nbd->config->bytesize = bytesize;
 	nbd->config->blksize_bits = __ffs(blksize);
 
@@ -1112,6 +1115,9 @@ static int nbd_add_socket(struct nbd_device *nbd, unsigned long arg,
 	struct nbd_sock *nsock;
 	int err;
 
+	/* Arg will be cast to int, check it to avoid overflow */
+	if (arg > INT_MAX)
+		return -EINVAL;
 	sock = nbd_get_socket(nbd, arg, &err);
 	if (!sock)
 		return err;
diff --git a/fs/efivarfs/super.c b/fs/efivarfs/super.c
index 15880a68faadc..271c87cd6049c 100644
--- a/fs/efivarfs/super.c
+++ b/fs/efivarfs/super.c
@@ -46,6 +46,10 @@ static int efivarfs_d_compare(const struct dentry *dentry,
 {
 	int guid = len - EFI_VARIABLE_GUID_LEN;
 
+	/* Parallel lookups may produce a temporary invalid filename */
+	if (guid <= 0)
+		return 1;
+
 	if (name->len != len)
 		return 1;
 
diff --git a/fs/nfs/export.c b/fs/nfs/export.c
index 01596f2d0a1ed..0ad412ab10f65 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/mm/memcontrol.c b/mm/memcontrol.c
index 035a23603b31b..e5c776740504e 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3142,12 +3142,12 @@ void mod_objcg_state(struct obj_cgroup *objcg, struct pglist_data *pgdat,
 	 * accumulating over a page of vmstat data or when pgdat or idx
 	 * changes.
 	 */
-	if (stock->cached_objcg != objcg) {
+	if (READ_ONCE(stock->cached_objcg) != objcg) {
 		old = drain_obj_stock(stock);
 		obj_cgroup_get(objcg);
 		stock->nr_bytes = atomic_read(&objcg->nr_charged_bytes)
 				? atomic_xchg(&objcg->nr_charged_bytes, 0) : 0;
-		stock->cached_objcg = objcg;
+		WRITE_ONCE(stock->cached_objcg, objcg);
 		stock->cached_pgdat = pgdat;
 	} else if (stock->cached_pgdat != pgdat) {
 		/* Flush the existing cached vmstat data */
@@ -3201,7 +3201,7 @@ static bool consume_obj_stock(struct obj_cgroup *objcg, unsigned int nr_bytes)
 	local_lock_irqsave(&memcg_stock.stock_lock, flags);
 
 	stock = this_cpu_ptr(&memcg_stock);
-	if (objcg == stock->cached_objcg && stock->nr_bytes >= nr_bytes) {
+	if (objcg == READ_ONCE(stock->cached_objcg) && stock->nr_bytes >= nr_bytes) {
 		stock->nr_bytes -= nr_bytes;
 		ret = true;
 	}
@@ -3213,7 +3213,7 @@ static bool consume_obj_stock(struct obj_cgroup *objcg, unsigned int nr_bytes)
 
 static struct obj_cgroup *drain_obj_stock(struct memcg_stock_pcp *stock)
 {
-	struct obj_cgroup *old = stock->cached_objcg;
+	struct obj_cgroup *old = READ_ONCE(stock->cached_objcg);
 
 	if (!old)
 		return NULL;
@@ -3266,7 +3266,7 @@ static struct obj_cgroup *drain_obj_stock(struct memcg_stock_pcp *stock)
 		stock->cached_pgdat = NULL;
 	}
 
-	stock->cached_objcg = NULL;
+	WRITE_ONCE(stock->cached_objcg, NULL);
 	/*
 	 * The `old' objects needs to be released by the caller via
 	 * obj_cgroup_put() outside of memcg_stock_pcp::stock_lock.
@@ -3277,10 +3277,11 @@ static struct obj_cgroup *drain_obj_stock(struct memcg_stock_pcp *stock)
 static bool obj_stock_flush_required(struct memcg_stock_pcp *stock,
 				     struct mem_cgroup *root_memcg)
 {
+	struct obj_cgroup *objcg = READ_ONCE(stock->cached_objcg);
 	struct mem_cgroup *memcg;
 
-	if (stock->cached_objcg) {
-		memcg = obj_cgroup_memcg(stock->cached_objcg);
+	if (objcg) {
+		memcg = obj_cgroup_memcg(objcg);
 		if (memcg && mem_cgroup_is_descendant(memcg, root_memcg))
 			return true;
 	}
@@ -3299,10 +3300,10 @@ static void refill_obj_stock(struct obj_cgroup *objcg, unsigned int nr_bytes,
 	local_lock_irqsave(&memcg_stock.stock_lock, flags);
 
 	stock = this_cpu_ptr(&memcg_stock);
-	if (stock->cached_objcg != objcg) { /* reset if necessary */
+	if (READ_ONCE(stock->cached_objcg) != objcg) { /* reset if necessary */
 		old = drain_obj_stock(stock);
 		obj_cgroup_get(objcg);
-		stock->cached_objcg = objcg;
+		WRITE_ONCE(stock->cached_objcg, objcg);
 		stock->nr_bytes = atomic_read(&objcg->nr_charged_bytes)
 				? atomic_xchg(&objcg->nr_charged_bytes, 0) : 0;
 		allow_uncharge = true;	/* Allow uncharge when objcg changes */
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index bea64bb1bb08f..fd3145e81e87f 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1074,9 +1074,9 @@ void hci_uuids_clear(struct hci_dev *hdev)
 
 void hci_link_keys_clear(struct hci_dev *hdev)
 {
-	struct link_key *key;
+	struct link_key *key, *tmp;
 
-	list_for_each_entry(key, &hdev->link_keys, list) {
+	list_for_each_entry_safe(key, tmp, &hdev->link_keys, list) {
 		list_del_rcu(&key->list);
 		kfree_rcu(key, rcu);
 	}
@@ -1084,9 +1084,9 @@ void hci_link_keys_clear(struct hci_dev *hdev)
 
 void hci_smp_ltks_clear(struct hci_dev *hdev)
 {
-	struct smp_ltk *k;
+	struct smp_ltk *k, *tmp;
 
-	list_for_each_entry(k, &hdev->long_term_keys, list) {
+	list_for_each_entry_safe(k, tmp, &hdev->long_term_keys, list) {
 		list_del_rcu(&k->list);
 		kfree_rcu(k, rcu);
 	}
@@ -1094,9 +1094,9 @@ void hci_smp_ltks_clear(struct hci_dev *hdev)
 
 void hci_smp_irks_clear(struct hci_dev *hdev)
 {
-	struct smp_irk *k;
+	struct smp_irk *k, *tmp;
 
-	list_for_each_entry(k, &hdev->identity_resolving_keys, list) {
+	list_for_each_entry_safe(k, tmp, &hdev->identity_resolving_keys, list) {
 		list_del_rcu(&k->list);
 		kfree_rcu(k, rcu);
 	}
@@ -1104,9 +1104,9 @@ void hci_smp_irks_clear(struct hci_dev *hdev)
 
 void hci_blocked_keys_clear(struct hci_dev *hdev)
 {
-	struct blocked_key *b;
+	struct blocked_key *b, *tmp;
 
-	list_for_each_entry(b, &hdev->blocked_keys, list) {
+	list_for_each_entry_safe(b, tmp, &hdev->blocked_keys, list) {
 		list_del_rcu(&b->list);
 		kfree_rcu(b, rcu);
 	}
diff --git a/net/ipv6/seg6_hmac.c b/net/ipv6/seg6_hmac.c
index 687d95dce0852..086950b83edf1 100644
--- a/net/ipv6/seg6_hmac.c
+++ b/net/ipv6/seg6_hmac.c
@@ -35,6 +35,7 @@
 #include <net/xfrm.h>
 
 #include <crypto/hash.h>
+#include <crypto/utils.h>
 #include <net/seg6.h>
 #include <net/genetlink.h>
 #include <net/seg6_hmac.h>
@@ -269,7 +270,7 @@ bool seg6_hmac_validate_skb(struct sk_buff *skb)
 	if (seg6_hmac_compute(hinfo, srh, &ipv6_hdr(skb)->saddr, hmac_output))
 		return false;
 
-	if (memcmp(hmac_output, tlv->hmac, SEG6_HMAC_FIELD_LEN) != 0)
+	if (crypto_memneq(hmac_output, tlv->hmac, SEG6_HMAC_FIELD_LEN))
 		return false;
 
 	return true;
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index f10f4e6d3fb85..ecd409e1c5ce9 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -338,20 +338,28 @@ snd_pcm_chmap_elem *convert_chmap_v3(struct uac3_cluster_header_descriptor
 
 	len = le16_to_cpu(cluster->wLength);
 	c = 0;
-	p += sizeof(struct uac3_cluster_header_descriptor);
+	p += sizeof(*cluster);
+	len -= sizeof(*cluster);
 
-	while (((p - (void *)cluster) < len) && (c < channels)) {
+	while (len > 0 && (c < channels)) {
 		struct uac3_cluster_segment_descriptor *cs_desc = p;
 		u16 cs_len;
 		u8 cs_type;
 
+		if (len < sizeof(*cs_desc))
+			break;
 		cs_len = le16_to_cpu(cs_desc->wLength);
+		if (len < cs_len)
+			break;
 		cs_type = cs_desc->bSegmentType;
 
 		if (cs_type == UAC3_CHANNEL_INFORMATION) {
 			struct uac3_cluster_information_segment_descriptor *is = p;
 			unsigned char map;
 
+			if (cs_len < sizeof(*is))
+				break;
+
 			/*
 			 * TODO: this conversion is not complete, update it
 			 * after adding UAC3 values to asound.h
@@ -453,6 +461,7 @@ snd_pcm_chmap_elem *convert_chmap_v3(struct uac3_cluster_header_descriptor
 			chmap->map[c++] = map;
 		}
 		p += cs_len;
+		len -= cs_len;
 	}
 
 	if (channels < c)
@@ -873,7 +882,7 @@ snd_usb_get_audioformat_uac3(struct snd_usb_audio *chip,
 	u64 badd_formats = 0;
 	unsigned int num_channels;
 	struct audioformat *fp;
-	u16 cluster_id, wLength;
+	u16 cluster_id, wLength, cluster_wLength;
 	int clock = 0;
 	int err;
 
@@ -1000,6 +1009,16 @@ snd_usb_get_audioformat_uac3(struct snd_usb_audio *chip,
 		return ERR_PTR(-EIO);
 	}
 
+	cluster_wLength = le16_to_cpu(cluster->wLength);
+	if (cluster_wLength < sizeof(*cluster) ||
+	    cluster_wLength > wLength) {
+		dev_err(&dev->dev,
+			"%u:%d : invalid Cluster Descriptor size\n",
+			iface_no, altno);
+		kfree(cluster);
+		return ERR_PTR(-EIO);
+	}
+
 	num_channels = cluster->bNrChannels;
 	chmap = convert_chmap_v3(cluster);
 	kfree(cluster);
diff --git a/sound/usb/validate.c b/sound/usb/validate.c
index 6fe206f6e9110..4f4e8e87a14cd 100644
--- a/sound/usb/validate.c
+++ b/sound/usb/validate.c
@@ -221,6 +221,17 @@ static bool validate_uac3_feature_unit(const void *p,
 	return d->bLength >= sizeof(*d) + 4 + 2;
 }
 
+static bool validate_uac3_power_domain_unit(const void *p,
+					    const struct usb_desc_validator *v)
+{
+	const struct uac3_power_domain_descriptor *d = p;
+
+	if (d->bLength < sizeof(*d))
+		return false;
+	/* baEntities[] + wPDomainDescrStr */
+	return d->bLength >= sizeof(*d) + d->bNrEntities + 2;
+}
+
 static bool validate_midi_out_jack(const void *p,
 				   const struct usb_desc_validator *v)
 {
@@ -285,6 +296,7 @@ static const struct usb_desc_validator audio_validators[] = {
 	      struct uac3_clock_multiplier_descriptor),
 	/* UAC_VERSION_3, UAC3_SAMPLE_RATE_CONVERTER: not implemented yet */
 	/* UAC_VERSION_3, UAC3_CONNECTORS: not implemented yet */
+	FUNC(UAC_VERSION_3, UAC3_POWER_DOMAIN, validate_uac3_power_domain_unit),
 	{ } /* terminator */
 };