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Message-ID: <2025100626-oxymoron-mocha-c0d5@gregkh>
Date: Mon, 6 Oct 2025 11:56:26 +0200
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 6.16.11
diff --git a/Makefile b/Makefile
index 19856af4819a..0d1e19ef28b9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 16
-SUBLEVEL = 10
+SUBLEVEL = 11
EXTRAVERSION =
NAME = Baby Opossum Posse
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index d880c50629d6..5cffa5668d0c 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -622,6 +622,7 @@ int blk_mq_tag_update_depth(struct blk_mq_hw_ctx *hctx,
return -ENOMEM;
blk_mq_free_map_and_rqs(set, *tagsptr, hctx->queue_num);
+ hctx->queue->elevator->et->tags[hctx->queue_num] = new;
*tagsptr = new;
} else {
/*
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 1c7546d2ada4..87130ccd2fbe 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -2225,10 +2225,10 @@ static int tc358743_probe(struct i2c_client *client)
err_work_queues:
cec_unregister_adapter(state->cec_adap);
if (!state->i2c_client->irq) {
- timer_delete(&state->timer);
+ timer_delete_sync(&state->timer);
flush_work(&state->work_i2c_poll);
}
- cancel_delayed_work(&state->delayed_work_enable_hotplug);
+ cancel_delayed_work_sync(&state->delayed_work_enable_hotplug);
mutex_destroy(&state->confctl_mutex);
err_hdl:
media_entity_cleanup(&sd->entity);
diff --git a/drivers/media/pci/b2c2/flexcop-pci.c b/drivers/media/pci/b2c2/flexcop-pci.c
index 486c8ec0fa60..ab53c5b02c48 100644
--- a/drivers/media/pci/b2c2/flexcop-pci.c
+++ b/drivers/media/pci/b2c2/flexcop-pci.c
@@ -411,7 +411,7 @@ static void flexcop_pci_remove(struct pci_dev *pdev)
struct flexcop_pci *fc_pci = pci_get_drvdata(pdev);
if (irq_chk_intv > 0)
- cancel_delayed_work(&fc_pci->irq_check_work);
+ cancel_delayed_work_sync(&fc_pci->irq_check_work);
flexcop_pci_dma_exit(fc_pci);
flexcop_device_exit(fc_pci->fc_dev);
diff --git a/drivers/media/platform/qcom/iris/iris_buffer.c b/drivers/media/platform/qcom/iris/iris_buffer.c
index 018334512bae..5e6c34c6b080 100644
--- a/drivers/media/platform/qcom/iris/iris_buffer.c
+++ b/drivers/media/platform/qcom/iris/iris_buffer.c
@@ -410,6 +410,16 @@ static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool
}
}
+ if (force) {
+ buffers = &inst->buffers[BUF_PERSIST];
+
+ list_for_each_entry_safe(buf, next, &buffers->list, list) {
+ ret = iris_destroy_internal_buffer(inst, buf);
+ if (ret)
+ return ret;
+ }
+ }
+
return 0;
}
diff --git a/drivers/media/platform/st/stm32/stm32-csi.c b/drivers/media/platform/st/stm32/stm32-csi.c
index b69048144cc1..fd2b6dfbd44c 100644
--- a/drivers/media/platform/st/stm32/stm32-csi.c
+++ b/drivers/media/platform/st/stm32/stm32-csi.c
@@ -443,8 +443,7 @@ static void stm32_csi_phy_reg_write(struct stm32_csi_dev *csidev,
static int stm32_csi_start(struct stm32_csi_dev *csidev,
struct v4l2_subdev_state *state)
{
- struct media_pad *src_pad =
- &csidev->s_subdev->entity.pads[csidev->s_subdev_pad_nb];
+ struct media_pad *src_pad;
const struct stm32_csi_mbps_phy_reg *phy_regs = NULL;
struct v4l2_mbus_framefmt *sink_fmt;
const struct stm32_csi_fmts *fmt;
@@ -466,6 +465,7 @@ static int stm32_csi_start(struct stm32_csi_dev *csidev,
if (!csidev->s_subdev)
return -EIO;
+ src_pad = &csidev->s_subdev->entity.pads[csidev->s_subdev_pad_nb];
link_freq = v4l2_get_link_freq(src_pad,
fmt->bpp, 2 * csidev->num_lanes);
if (link_freq < 0)
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index f5221b018808..cf3e6e43c0c7 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -536,7 +536,9 @@ static int display_open(struct inode *inode, struct file *file)
mutex_lock(&ictx->lock);
- if (!ictx->display_supported) {
+ if (ictx->disconnected) {
+ retval = -ENODEV;
+ } else if (!ictx->display_supported) {
pr_err("display not supported by device\n");
retval = -ENODEV;
} else if (ictx->display_isopen) {
@@ -598,6 +600,9 @@ static int send_packet(struct imon_context *ictx)
int retval = 0;
struct usb_ctrlrequest *control_req = NULL;
+ if (ictx->disconnected)
+ return -ENODEV;
+
/* Check if we need to use control or interrupt urb */
if (!ictx->tx_control) {
pipe = usb_sndintpipe(ictx->usbdev_intf0,
@@ -949,12 +954,14 @@ static ssize_t vfd_write(struct file *file, const char __user *buf,
static const unsigned char vfd_packet6[] = {
0x01, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF };
- if (ictx->disconnected)
- return -ENODEV;
-
if (mutex_lock_interruptible(&ictx->lock))
return -ERESTARTSYS;
+ if (ictx->disconnected) {
+ retval = -ENODEV;
+ goto exit;
+ }
+
if (!ictx->dev_present_intf0) {
pr_err_ratelimited("no iMON device present\n");
retval = -ENODEV;
@@ -1029,11 +1036,13 @@ static ssize_t lcd_write(struct file *file, const char __user *buf,
int retval = 0;
struct imon_context *ictx = file->private_data;
- if (ictx->disconnected)
- return -ENODEV;
-
mutex_lock(&ictx->lock);
+ if (ictx->disconnected) {
+ retval = -ENODEV;
+ goto exit;
+ }
+
if (!ictx->display_supported) {
pr_err_ratelimited("no iMON display present\n");
retval = -ENODEV;
@@ -2499,7 +2508,11 @@ static void imon_disconnect(struct usb_interface *interface)
int ifnum;
ictx = usb_get_intfdata(interface);
+
+ mutex_lock(&ictx->lock);
ictx->disconnected = true;
+ mutex_unlock(&ictx->lock);
+
dev = ictx->dev;
ifnum = interface->cur_altsetting->desc.bInterfaceNumber;
diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c
index 30aa4ee958bd..ec9a3cd4784e 100644
--- a/drivers/media/tuners/xc5000.c
+++ b/drivers/media/tuners/xc5000.c
@@ -1304,7 +1304,7 @@ static void xc5000_release(struct dvb_frontend *fe)
mutex_lock(&xc5000_list_mutex);
if (priv) {
- cancel_delayed_work(&priv->timer_sleep);
+ cancel_delayed_work_sync(&priv->timer_sleep);
hybrid_tuner_release_state(priv);
}
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 5c7bf142fb21..56a77a05efc1 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -137,6 +137,9 @@ struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id)
{
struct uvc_entity *entity;
+ if (id == UVC_INVALID_ENTITY_ID)
+ return NULL;
+
list_for_each_entry(entity, &dev->entities, list) {
if (entity->id == id)
return entity;
@@ -795,14 +798,27 @@ static const u8 uvc_media_transport_input_guid[16] =
UVC_GUID_UVC_MEDIA_TRANSPORT_INPUT;
static const u8 uvc_processing_guid[16] = UVC_GUID_UVC_PROCESSING;
-static struct uvc_entity *uvc_alloc_entity(u16 type, u16 id,
- unsigned int num_pads, unsigned int extra_size)
+static struct uvc_entity *uvc_alloc_new_entity(struct uvc_device *dev, u16 type,
+ u16 id, unsigned int num_pads,
+ unsigned int extra_size)
{
struct uvc_entity *entity;
unsigned int num_inputs;
unsigned int size;
unsigned int i;
+ /* Per UVC 1.1+ spec 3.7.2, the ID should be non-zero. */
+ if (id == 0) {
+ dev_err(&dev->intf->dev, "Found Unit with invalid ID 0\n");
+ id = UVC_INVALID_ENTITY_ID;
+ }
+
+ /* Per UVC 1.1+ spec 3.7.2, the ID is unique. */
+ if (uvc_entity_by_id(dev, id)) {
+ dev_err(&dev->intf->dev, "Found multiple Units with ID %u\n", id);
+ id = UVC_INVALID_ENTITY_ID;
+ }
+
extra_size = roundup(extra_size, sizeof(*entity->pads));
if (num_pads)
num_inputs = type & UVC_TERM_OUTPUT ? num_pads : num_pads - 1;
@@ -812,7 +828,7 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u16 id,
+ num_inputs;
entity = kzalloc(size, GFP_KERNEL);
if (entity == NULL)
- return NULL;
+ return ERR_PTR(-ENOMEM);
entity->id = id;
entity->type = type;
@@ -924,10 +940,10 @@ static int uvc_parse_vendor_control(struct uvc_device *dev,
break;
}
- unit = uvc_alloc_entity(UVC_VC_EXTENSION_UNIT, buffer[3],
- p + 1, 2*n);
- if (unit == NULL)
- return -ENOMEM;
+ unit = uvc_alloc_new_entity(dev, UVC_VC_EXTENSION_UNIT,
+ buffer[3], p + 1, 2 * n);
+ if (IS_ERR(unit))
+ return PTR_ERR(unit);
memcpy(unit->guid, &buffer[4], 16);
unit->extension.bNumControls = buffer[20];
@@ -1036,10 +1052,10 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
return -EINVAL;
}
- term = uvc_alloc_entity(type | UVC_TERM_INPUT, buffer[3],
- 1, n + p);
- if (term == NULL)
- return -ENOMEM;
+ term = uvc_alloc_new_entity(dev, type | UVC_TERM_INPUT,
+ buffer[3], 1, n + p);
+ if (IS_ERR(term))
+ return PTR_ERR(term);
if (UVC_ENTITY_TYPE(term) == UVC_ITT_CAMERA) {
term->camera.bControlSize = n;
@@ -1095,10 +1111,10 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
return 0;
}
- term = uvc_alloc_entity(type | UVC_TERM_OUTPUT, buffer[3],
- 1, 0);
- if (term == NULL)
- return -ENOMEM;
+ term = uvc_alloc_new_entity(dev, type | UVC_TERM_OUTPUT,
+ buffer[3], 1, 0);
+ if (IS_ERR(term))
+ return PTR_ERR(term);
memcpy(term->baSourceID, &buffer[7], 1);
@@ -1117,9 +1133,10 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
return -EINVAL;
}
- unit = uvc_alloc_entity(buffer[2], buffer[3], p + 1, 0);
- if (unit == NULL)
- return -ENOMEM;
+ unit = uvc_alloc_new_entity(dev, buffer[2], buffer[3],
+ p + 1, 0);
+ if (IS_ERR(unit))
+ return PTR_ERR(unit);
memcpy(unit->baSourceID, &buffer[5], p);
@@ -1139,9 +1156,9 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
return -EINVAL;
}
- unit = uvc_alloc_entity(buffer[2], buffer[3], 2, n);
- if (unit == NULL)
- return -ENOMEM;
+ unit = uvc_alloc_new_entity(dev, buffer[2], buffer[3], 2, n);
+ if (IS_ERR(unit))
+ return PTR_ERR(unit);
memcpy(unit->baSourceID, &buffer[4], 1);
unit->processing.wMaxMultiplier =
@@ -1168,9 +1185,10 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
return -EINVAL;
}
- unit = uvc_alloc_entity(buffer[2], buffer[3], p + 1, n);
- if (unit == NULL)
- return -ENOMEM;
+ unit = uvc_alloc_new_entity(dev, buffer[2], buffer[3],
+ p + 1, n);
+ if (IS_ERR(unit))
+ return PTR_ERR(unit);
memcpy(unit->guid, &buffer[4], 16);
unit->extension.bNumControls = buffer[20];
@@ -1315,9 +1333,10 @@ static int uvc_gpio_parse(struct uvc_device *dev)
return dev_err_probe(&dev->intf->dev, irq,
"No IRQ for privacy GPIO\n");
- unit = uvc_alloc_entity(UVC_EXT_GPIO_UNIT, UVC_EXT_GPIO_UNIT_ID, 0, 1);
- if (!unit)
- return -ENOMEM;
+ unit = uvc_alloc_new_entity(dev, UVC_EXT_GPIO_UNIT,
+ UVC_EXT_GPIO_UNIT_ID, 0, 1);
+ if (IS_ERR(unit))
+ return PTR_ERR(unit);
unit->gpio.gpio_privacy = gpio_privacy;
unit->gpio.irq = irq;
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index 11d6e3c2ebdf..63b87c5ff919 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -41,6 +41,8 @@
#define UVC_EXT_GPIO_UNIT 0x7ffe
#define UVC_EXT_GPIO_UNIT_ID 0x100
+#define UVC_INVALID_ENTITY_ID 0xffff
+
/* ------------------------------------------------------------------------
* Driver specific constants.
*/
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index 2782f4723e41..6a2600054a1f 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -2555,7 +2555,7 @@ static int ath11k_qmi_m3_load(struct ath11k_base *ab)
GFP_KERNEL);
if (!m3_mem->vaddr) {
ath11k_err(ab, "failed to allocate memory for M3 with size %zu\n",
- fw->size);
+ m3_len);
ret = -ENOMEM;
goto out;
}
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 0904ecae253a..b19acd662726 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -2774,7 +2774,7 @@ static ssize_t target_lu_gp_members_show(struct config_item *item, char *page)
config_item_name(&dev->dev_group.cg_item));
cur_len++; /* Extra byte for NULL terminator */
- if ((cur_len + len) > PAGE_SIZE) {
+ if ((cur_len + len) > PAGE_SIZE || cur_len > LU_GROUP_NAME_BUF) {
pr_warn("Ran out of lu_gp_show_attr"
"_members buffer\n");
break;
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 4f47ec9118f8..671d17b7b0e8 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -2244,6 +2244,8 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type)
VMA_ITERATOR(vmi, mm, 0);
mmap_read_lock(mm);
+ if (check_stable_address_space(mm))
+ goto unlock;
for_each_vma(vmi, vma) {
if (vma->anon_vma && !is_vm_hugetlb_page(vma)) {
ret = unuse_vma(vma, type);
@@ -2253,6 +2255,7 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type)
cond_resched();
}
+unlock:
mmap_read_unlock(mm);
return ret;
}
diff --git a/scripts/gcc-plugins/gcc-common.h b/scripts/gcc-plugins/gcc-common.h
index 6cb6d1051815..8f1b3500f8e2 100644
--- a/scripts/gcc-plugins/gcc-common.h
+++ b/scripts/gcc-plugins/gcc-common.h
@@ -173,10 +173,17 @@ static inline opt_pass *get_pass_for_id(int id)
return g->get_passes()->get_pass_for_id(id);
}
+#if BUILDING_GCC_VERSION < 16000
#define TODO_verify_ssa TODO_verify_il
#define TODO_verify_flow TODO_verify_il
#define TODO_verify_stmts TODO_verify_il
#define TODO_verify_rtl_sharing TODO_verify_il
+#else
+#define TODO_verify_ssa 0
+#define TODO_verify_flow 0
+#define TODO_verify_stmts 0
+#define TODO_verify_rtl_sharing 0
+#endif
#define INSN_DELETED_P(insn) (insn)->deleted()
diff --git a/sound/soc/qcom/qdsp6/topology.c b/sound/soc/qcom/qdsp6/topology.c
index 83319a928f29..01bb1bdee5ce 100644
--- a/sound/soc/qcom/qdsp6/topology.c
+++ b/sound/soc/qcom/qdsp6/topology.c
@@ -587,8 +587,8 @@ static int audioreach_widget_load_module_common(struct snd_soc_component *compon
return PTR_ERR(cont);
mod = audioreach_parse_common_tokens(apm, cont, &tplg_w->priv, w);
- if (IS_ERR(mod))
- return PTR_ERR(mod);
+ if (IS_ERR_OR_NULL(mod))
+ return mod ? PTR_ERR(mod) : -ENODEV;
dobj = &w->dobj;
dobj->private = mod;
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 866e613fee4f..bcfdb75e5757 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1522,15 +1522,14 @@ static void snd_usbmidi_free(struct snd_usb_midi *umidi)
{
int i;
+ if (!umidi->disconnected)
+ snd_usbmidi_disconnect(&umidi->list);
+
for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) {
struct snd_usb_midi_endpoint *ep = &umidi->endpoints[i];
- if (ep->out)
- snd_usbmidi_out_endpoint_delete(ep->out);
- if (ep->in)
- snd_usbmidi_in_endpoint_delete(ep->in);
+ kfree(ep->out);
}
mutex_destroy(&umidi->mutex);
- timer_shutdown_sync(&umidi->error_timer);
kfree(umidi);
}
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