diff --git a/sound/core/init.c b/sound/core/init.c
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -364,7 +364,7 @@ static int snd_card_init(struct snd_card *card, struct device *parent,
 						sound_debugfs_root);
 #endif
 #ifdef CONFIG_SND_CTL_DEBUG
-	card->value_buf = kmalloc(sizeof(*card->value_buf), GFP_KERNEL);
+	card->value_buf = kmalloc_obj(*card->value_buf);
 	if (!card->value_buf)
 		return -ENOMEM;
 #endif
diff --git a/sound/hda/codecs/realtek/alc269.c b/sound/hda/codecs/realtek/alc269.c
--- a/sound/hda/codecs/realtek/alc269.c
+++ b/sound/hda/codecs/realtek/alc269.c
@@ -4304,6 +4304,7 @@ enum {
 	ALC287_FIXUP_LEGION_16ACHG6,
 	ALC287_FIXUP_CS35L41_I2C_2,
 	ALC287_FIXUP_CS35L41_I2C_2_HP_GPIO_LED,
+	ALC287_FIXUP_CS35L41_I2C_2_HP_MUTE_LEDS,
 	ALC287_FIXUP_CS35L41_I2C_4,
 	ALC245_FIXUP_CS35L41_SPI_1,
 	ALC245_FIXUP_CS35L41_SPI_2,
@@ -6615,6 +6616,12 @@ static const struct hda_fixup alc269_fixups[] = {
 		.chained = true,
 		.chain_id = ALC285_FIXUP_HP_MUTE_LED,
 	},
+	[ALC287_FIXUP_CS35L41_I2C_2_HP_MUTE_LEDS] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = cs35l41_fixup_i2c_two,
+		.chained = true,
+		.chain_id = ALC245_FIXUP_HP_X360_MUTE_LEDS,
+	},
 	[ALC287_FIXUP_CS35L41_I2C_4] = {
 		.type = HDA_FIXUP_FUNC,
 		.v.func = cs35l41_fixup_i2c_four,
@@ -7372,6 +7379,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x103c, 0x8158, "HP", ALC256_FIXUP_HP_HEADSET_MIC),
 	SND_PCI_QUIRK(0x103c, 0x820d, "HP Pavilion 15", ALC295_FIXUP_HP_X360),
 	SND_PCI_QUIRK(0x103c, 0x8256, "HP", ALC221_FIXUP_HP_FRONT_MIC),
+	SND_PCI_QUIRK(0x103c, 0x8259, "HP OMEN 15-ax202nf", ALC269_FIXUP_HP_MUTE_LED_MIC3),
 	SND_PCI_QUIRK(0x103c, 0x827e, "HP x360", ALC295_FIXUP_HP_X360),
 	SND_PCI_QUIRK(0x103c, 0x827f, "HP x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
 	SND_PCI_QUIRK(0x103c, 0x82bf, "HP G3 mini", ALC221_FIXUP_HP_MIC_NO_PRESENCE),
@@ -7582,6 +7590,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x103c, 0x8b96, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
 	SND_PCI_QUIRK(0x103c, 0x8b97, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
 	SND_PCI_QUIRK(0x103c, 0x8ba9, "HP Omen 16-wd0xxx", ALC245_FIXUP_HP_MUTE_LED_V1_COEFBIT),
+	SND_PCI_QUIRK(0x103c, 0x8bb1, "HP Victus 15-fa1xxx (MB 8BB1)", ALC245_FIXUP_HP_MUTE_LED_COEFBIT),
 	SND_PCI_QUIRK(0x103c, 0x8bb3, "HP Slim OMEN", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x103c, 0x8bb4, "HP Slim OMEN", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x103c, 0x8bb6, "HP Laptop 15-fd0039nt", ALC236_FIXUP_HP_15_FD0XXX),
@@ -7674,7 +7683,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x103c, 0x8d92, "HP ZBook Firefly 16 G12", ALC285_FIXUP_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8dcd, "HP Victus 15-fa2xxx", ALC245_FIXUP_HP_MUTE_LED_COEFBIT),
 	SND_PCI_QUIRK(0x103c, 0x8d9b, "HP 17 Turbine OmniBook 7 UMA", ALC287_FIXUP_CS35L41_I2C_2),
-	SND_PCI_QUIRK(0x103c, 0x8d9c, "HP 17 Turbine OmniBook 7 DIS", ALC287_FIXUP_CS35L41_I2C_2),
+	SND_PCI_QUIRK(0x103c, 0x8d9c, "HP 17 Turbine OmniBook 7 DIS", ALC287_FIXUP_CS35L41_I2C_2_HP_MUTE_LEDS),
 	SND_PCI_QUIRK(0x103c, 0x8d9d, "HP 17 Turbine OmniBook X UMA", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x103c, 0x8d9e, "HP 17 Turbine OmniBook X DIS", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x103c, 0x8d9f, "HP 14 Cadet (x360)", ALC287_FIXUP_CS35L41_I2C_2),
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -449,7 +449,9 @@ static void push_back_to_ready_list(struct snd_usb_endpoint *ep,
 				    struct snd_urb_ctx *ctx)
 {
 	guard(spinlock_irqsave)(&ep->lock);
-	list_add_tail(&ctx->ready_list, &ep->ready_playback_urbs);
+	/* ctx may still be linked: a stale completion racing a stop/restart. */
+	if (list_empty(&ctx->ready_list))
+		list_add_tail(&ctx->ready_list, &ep->ready_playback_urbs);
 }
 
 /*
@@ -1037,6 +1039,7 @@ void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep)
  */
 static int stop_urbs(struct snd_usb_endpoint *ep, bool force, bool keep_pending)
 {
+	struct snd_urb_ctx *ctx, *n;
 	unsigned int i;
 
 	if (!force && atomic_read(&ep->running))
@@ -1046,7 +1049,9 @@ static int stop_urbs(struct snd_usb_endpoint *ep, bool force, bool keep_pending)
 		return 0;
 
 	scoped_guard(spinlock_irqsave, &ep->lock) {
-		INIT_LIST_HEAD(&ep->ready_playback_urbs);
+		/* Unlink each ctx; INIT_LIST_HEAD() alone would leave them looking linked. */
+		list_for_each_entry_safe(ctx, n, &ep->ready_playback_urbs, ready_list)
+			list_del_init(&ctx->ready_list);
 		ep->next_packet_head = 0;
 		ep->next_packet_queued = 0;
 	}
diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c
--- a/sound/usb/implicit.c
+++ b/sound/usb/implicit.c
@@ -76,6 +76,7 @@ static const struct snd_usb_implicit_fb_match playback_implicit_fb_quirks[] = {
 
 /* Implicit feedback quirk table for capture: only FIXED type */
 static const struct snd_usb_implicit_fb_match capture_implicit_fb_quirks[] = {
+	IMPLICIT_FB_FIXED_DEV(0x1397, 0x0004, 0x01, 1), /* Behringer FCA1616 */
 	{} /* terminator */
 };
 
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -531,6 +531,15 @@ static const struct usbmix_name_map audient_id24_map[] = {
 	{}
 };
 
+/*
+ * The GC553Pro returns no data for GET_CUR on its advertised mute control.
+ * SET_CUR succeeds but does not mute capture, so skip the control entirely.
+ */
+static const struct usbmix_name_map avermedia_gc553pro_map[] = {
+	{ 3, NULL, UAC_FU_MUTE },
+	{}
+};
+
 /*
  * Control map entries
  */
@@ -577,6 +586,10 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = {
 		.id = USB_ID(0x0763, 0x2031),
 		.selector_map = c400_selectors,
 	},
+	{
+		.id = USB_ID(0x07ca, 0x1553),
+		.map = avermedia_gc553pro_map,
+	},
 	{
 		.id = USB_ID(0x08bb, 0x2702),
 		.map = linex_map,