id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
ba3319e5905710abe495b11a1aaf03ebb51d62e2 | Analyze and fix the following issue in the Linux kernel code: cpufreq/amd-pstate: Fix a regression leading to EPP 0 after resume | Problem Details:
During the suspend sequence the cached CPPC request is destroyed
with the expectation that it's restored during resume. This assumption
broke when the separate cache EPP variable was removed, and then it was
broken again by commit 608a76b65288 ("cpufreq/amd-pstate: Add support
for the "Requested CPU M... | ```diff
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 5cd91489fcbe..b4c79fde1979 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -1628,13 +1628,14 @@ static int amd_pstate_suspend(struct cpufreq_policy *policy)
* min_perf value across kexec reboots. If... |
93674298bede84898742f4f8836666a2bfd0ece4 | Analyze and fix the following issue in the Linux kernel code: Documentation: fix typo 'Andorid' -> 'Android' in goldfish pipe binding | Problem Details:
This patch fixes a small typo in the goldfish pipe binding documentation:
'Andorid' -> 'Android'.
Signed-off-by: Masaharu Noguchi <nogunix@gmail.com>
Link: https://lore.kernel.org/r/20250901154812.570319-1-nogunix@gmail.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org> | ```diff
diff --git a/Documentation/devicetree/bindings/goldfish/pipe.txt b/Documentation/devicetree/bindings/goldfish/pipe.txt
index e417a31a1ee3..5637ce701788 100644
--- a/Documentation/devicetree/bindings/goldfish/pipe.txt
+++ b/Documentation/devicetree/bindings/goldfish/pipe.txt
@@ -1,6 +1,6 @@
Android Goldfish QEM... |
8b57a0aeccb1d31b82210384b1f2a3226145635f | Analyze and fix the following issue in the Linux kernel code: dt-bindings: arm: cpus: Allow fsl,soc-operating-points for i.MX6 | Problem Details:
The old i.MX6 (over 10 years) chip use fsl,soc-operating-points to get
SoC's voltage and frequency information when cpu change frequency.
Set fsl,soc-operating-points deprecated.
Allow soc-supply property and set it deprecated.
Fix bunch of CHECK_DTBS warnings:
arch/arm/boot/dts/nxp/imx/imx6ul-prt... | ```diff
diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
index bb1ab514924d..78cc920e83d4 100644
--- a/Documentation/devicetree/bindings/arm/cpus.yaml
+++ b/Documentation/devicetree/bindings/arm/cpus.yaml
@@ -347,10 +347,23 @@ properties:
deprecated: tr... |
4ed46073274a5b23baf0b992c459762e28faf549 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: vendor-prefixes: Add undocumented vendor prefixes | Problem Details:
Add various vendor prefixes which are in use in compatible strings
already. These were found by modifying vendor-prefixes.yaml into a
schema to check compatible strings.
The added prefixes doesn't include various duplicate prefixes in use
such as "lge".
Link: https://lore.kernel.org/r/20250821222136.... | ```diff
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 77160cd47f54..0f5273123650 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -86,6 +86,8 @@ pattern... |
75592f9e178915867829b7ec6eb20125924a4814 | Analyze and fix the following issue in the Linux kernel code: docs: devicetree: fix typo in writing-schema.rst | Problem Details:
Fixes a spelling mistake in writing-schema.rst:
"interpretted" → "interpreted"
Signed-off-by: Santosh Mahto <eisantosh95@gmail.com>
Link: https://lore.kernel.org/r/20250820181013.17817-1-eisantosh95@gmail.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org> | ```diff
diff --git a/Documentation/devicetree/bindings/writing-schema.rst b/Documentation/devicetree/bindings/writing-schema.rst
index 470d1521fa17..fcd4726f8df4 100644
--- a/Documentation/devicetree/bindings/writing-schema.rst
+++ b/Documentation/devicetree/bindings/writing-schema.rst
@@ -53,7 +53,7 @@ description
... |
835bdddd028ff57afaee28eb5e4b260f714fd555 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: soc: add vf610 reboot syscon controller | Problem Details:
Add vf610 reboot controller, which used to reboot whole system. Fix below
CHECK_DTB warnings:
arch/arm/boot/dts/nxp/vf/vf610-bk4.dtb: /soc/bus@40000000/src@4006e000:
failed to match any schema with compatible: ['fsl,vf610-src', 'syscon']
IC reference manual calls it as system reset controller(SRC... | ```diff
diff --git a/Documentation/devicetree/bindings/soc/fsl/fsl,vf610-src.yaml b/Documentation/devicetree/bindings/soc/fsl/fsl,vf610-src.yaml
new file mode 100644
index 000000000000..6fb93e8be929
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/fsl/fsl,vf610-src.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identif... |
b0e109a24213b051f53b4ff0fded5c458c2d62b2 | Analyze and fix the following issue in the Linux kernel code: Input: tsc2007 - change warning to debug message if pen GPIO is not defined | Problem Details:
Since pen GPIO request is optional, there is no reason to throw dev_warn if
such GPIO is not defined.
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Link: https://lore.kernel.org/r/20250824091927.105121-2-clamor95@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> | ```diff
diff --git a/drivers/input/touchscreen/tsc2007_core.c b/drivers/input/touchscreen/tsc2007_core.c
index 5252301686ec..9fda83acccb1 100644
--- a/drivers/input/touchscreen/tsc2007_core.c
+++ b/drivers/input/touchscreen/tsc2007_core.c
@@ -253,7 +253,7 @@ static int tsc2007_probe_properties(struct device *dev, struc... |
1991a458528588ff34e98b6365362560d208710f | Analyze and fix the following issue in the Linux kernel code: spi: spi-qpic-snand: unregister ECC engine on probe error and device remove | Problem Details:
The on-host hardware ECC engine remains registered both when
the spi_register_controller() function returns with an error
and also on device removal.
Change the qcom_spi_probe() function to unregister the engine
on the error path, and add the missing unregistering call to
qcom_spi_remove() to avoid po... | ```diff
diff --git a/drivers/spi/spi-qpic-snand.c b/drivers/spi/spi-qpic-snand.c
index 0ceaad7dba3c..780abb967822 100644
--- a/drivers/spi/spi-qpic-snand.c
+++ b/drivers/spi/spi-qpic-snand.c
@@ -1615,11 +1615,13 @@ static int qcom_spi_probe(struct platform_device *pdev)
ret = spi_register_controller(ctlr);
if (ret)... |
5cc49b5a36b32a2dba41441ea13b93fb5ea21cfd | Analyze and fix the following issue in the Linux kernel code: spi: spi-fsl-dspi: Report FIFO overflows as errors | Problem Details:
In target mode, the host sending more data than can be consumed would be
a common problem for any message exceeding the FIFO or DMA buffer size.
Cancel the whole message as soon as this condition is hit as the message
will be corrupted.
Only do this for target mode in a DMA transfer, it's not likely t... | ```diff
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 3d29285c772c..83ea296597e9 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -480,6 +480,17 @@ static void dspi_push_rx(struct fsl_dspi *dspi, u32 rxdata)
dspi->dev_to_host(dspi, rxdata);
}
+static int dspi... |
fbb618e11fa7976c5295facb28afbf1a08393f51 | Analyze and fix the following issue in the Linux kernel code: spi: spi-fsl-dspi: Use whole page for DMA buffers | Problem Details:
dma_alloc_noncoherent() allocations are backed by a full page anyway, so
use it all.
VF610 devices used to use the full page before commit a957499bd437
("spi: spi-fsl-dspi: Fix bits-per-word acceleration in DMA mode"), but
others still used the FIFO size. After that commit, all devices used the
FIFO s... | ```diff
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 81d1e4470f94..6bf87ef01c13 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -331,6 +331,8 @@ struct fsl_dspi_dma {
dma_addr_t rx_dma_phys;
struct completion cmd_rx_complete;
struct dma_async_tx_descr... |
94b39cb3ad6db935b585988b36378884199cd5fc | Analyze and fix the following issue in the Linux kernel code: spi: mxs: fix "transfered"->"transferred" | Problem Details:
Trivial fix to spelling mistake in comment text.
Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
Message-ID: <20250903020347.563003-1-zhao.xichao@vivo.com>
Signed-off-by: Mark Brown <broonie@kernel.org> | ```diff
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 43455305fdf4..0ebcbdb1b1f7 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -388,7 +388,7 @@ static int mxs_spi_transfer_one(struct spi_controller *host,
TXRX_DEASSERT_CS : 0;
/*
- * Small blocks can be transfered... |
72243ced3d861f99368ad2edcdce4d71c7108d16 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: input: tsc2007: use comma in filename | Problem Details:
Use comma between vendor-prefix and chip name as it is common.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Fixes: 45601c66b5dd ("dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format")
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.o... | ```diff
diff --git a/Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml b/Documentation/devicetree/bindings/input/touchscreen/ti,tsc2007.yaml
similarity index 96%
rename from Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml
rename to Documentation/devicetree/bindings/input/touchscree... |
1efbee6852f1ff698a9981bd731308dd027189fb | Analyze and fix the following issue in the Linux kernel code: mfd: vexpress-sysreg: Check the return value of devm_gpiochip_add_data() | Problem Details:
Commit 974cc7b93441 ("mfd: vexpress: Define the device as MFD cells")
removed the return value check from the call to gpiochip_add_data() (or
rather gpiochip_add() back then and later converted to devres) with no
explanation. This function however can still fail, so check the return
value and bail-out ... | ```diff
diff --git a/drivers/mfd/vexpress-sysreg.c b/drivers/mfd/vexpress-sysreg.c
index fc2daffc4352..77245c1e5d7d 100644
--- a/drivers/mfd/vexpress-sysreg.c
+++ b/drivers/mfd/vexpress-sysreg.c
@@ -99,6 +99,7 @@ static int vexpress_sysreg_probe(struct platform_device *pdev)
struct resource *mem;
void __iomem *base... |
9a6d3ff10f7f538835cae4799562004ee46922c5 | Analyze and fix the following issue in the Linux kernel code: arm64: uapi: Provide correct __BITS_PER_LONG for the compat vDSO | Problem Details:
The generic vDSO library uses the UAPI headers. On arm64 __BITS_PER_LONG is
always '64' even when used from the compat vDSO. In that case __GENMASK()
does an illegal bitshift, invoking undefined behaviour.
Change __BITS_PER_LONG to also work when used from the comapt vDSO.
To not confuse real userspac... | ```diff
diff --git a/arch/arm64/include/uapi/asm/bitsperlong.h b/arch/arm64/include/uapi/asm/bitsperlong.h
index 485d60bee26c..d59730975f30 100644
--- a/arch/arm64/include/uapi/asm/bitsperlong.h
+++ b/arch/arm64/include/uapi/asm/bitsperlong.h
@@ -17,7 +17,12 @@
#ifndef __ASM_BITSPERLONG_H
#define __ASM_BITSPERLONG_H
... |
ad64c073c9a031850de1542e6e976b0249e7e650 | Analyze and fix the following issue in the Linux kernel code: ALSA: docs: Remove 3rd person singular s in *to indicate* | Problem Details:
Fixes: 78811dd56def ("ALSA: docs: Add documents for recently changes in snd-usb-audio")
Signed-off-by: Paul Menzel <pmenzel@molgen.mpg.de>
Link: https://patch.msgid.link/20250903100842.267194-1-pmenzel@molgen.mpg.de
Signed-off-by: Takashi Iwai <tiwai@suse.de> | ```diff
diff --git a/Documentation/sound/alsa-configuration.rst b/Documentation/sound/alsa-configuration.rst
index 062b86522e4d..accaebbdd642 100644
--- a/Documentation/sound/alsa-configuration.rst
+++ b/Documentation/sound/alsa-configuration.rst
@@ -2293,7 +2293,7 @@ delayed_register
notice the need.
skip_valida... |
c3c9a75ede23fe2b244d2f1c4ac0c6cc3a4dc100 | Analyze and fix the following issue in the Linux kernel code: ALSA: hda/conexant: Fix typos in comments | Problem Details:
s/OPLC/OLPC/
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://patch.msgid.link/20250902154858.86102-2-thorsten.blum@linux.dev
Signed-off-by: Takashi Iwai <tiwai@suse.de> | ```diff
diff --git a/sound/hda/codecs/conexant.c b/sound/hda/codecs/conexant.c
index c881bf213ebe..5fcbc1312c69 100644
--- a/sound/hda/codecs/conexant.c
+++ b/sound/hda/codecs/conexant.c
@@ -32,7 +32,7 @@ struct conexant_spec {
unsigned int parse_flags; /* flag for snd_hda_parse_pin_defcfg() */
- /* OPLC XO speci... |
72b7ceca857f38a8ca7c5629feffc63769638974 | Analyze and fix the following issue in the Linux kernel code: fs: quota: create dedicated workqueue for quota_release_work | Problem Details:
There is a kernel panic due to WARN_ONCE when panic_on_warn is set.
This issue occurs when writeback is triggered due to sync call for an
opened file(ie, writeback reason is WB_REASON_SYNC). When f2fs balance
is needed at sync path, flush for quota_release_work is triggered.
By default quota_release_w... | ```diff
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index df4a9b348769..6c4a6ee1fa2b 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -162,6 +162,9 @@ static struct quota_module_name module_names[] = INIT_QUOTA_MODULE_NAMES;
/* SLAB cache for dquot structures */
static struct kmem_cache *dquot_cachep;
+... |
762af5a2aa0ad18da1316666dae30d369268d44c | Analyze and fix the following issue in the Linux kernel code: vdso/vsyscall: Avoid slow division loop in auxiliary clock update | Problem Details:
The call to __iter_div_u64_rem() in vdso_time_update_aux() is a wrapper
around subtraction. It cannot be used to divide large numbers, as that
introduces long, computationally expensive delays. A regular u64 division
is also not possible in the timekeeper update path as it can be too slow.
Instead of... | ```diff
diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h
index c27aac67cb3f..b8ae89ea28ab 100644
--- a/include/linux/timekeeper_internal.h
+++ b/include/linux/timekeeper_internal.h
@@ -76,6 +76,7 @@ struct tk_read_base {
* @cs_was_changed_seq: The sequence number of clocksource ... |
6fc616723bb5fd4289d7422fa013da062b44ae55 | Analyze and fix the following issue in the Linux kernel code: drm/msm: Do not validate SSPP when it is not ready | Problem Details:
Current code will validate current plane and previous plane to
confirm they can share a SSPP with multi-rect mode. The SSPP
is already allocated for previous plane, while current plane
is not associated with any SSPP yet. Null pointer is referenced
when validating the SSPP of current plane. Skip SSPP v... | ```diff
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 6859e8ef6b05..f54cf0faa1c7 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -922,6 +922,9 @@ static int dpu_plane_is_multirect_capable(struct dpu_hw_s... |
33a7776f9bf748e4b6387d1d579ac0c5eab26785 | Analyze and fix the following issue in the Linux kernel code: drm/tidss: dispc: Explicitly include bitfield.h | Problem Details:
After a recent series to use FIELD_PREP and FIELD_MODIFY in
tidss_dispc.c, there are many errors when bitfield.h is not implicitly
included, such as when building allmodconfig for ARCH=hexagon:
drivers/gpu/drm/tidss/tidss_dispc.c:1116:2: error: call to undeclared function 'FIELD_MODIFY'; ISO C99 and... | ```diff
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c
index 97e2cd7b1e20..7c8c15a5c39b 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.c
+++ b/drivers/gpu/drm/tidss/tidss_dispc.c
@@ -4,6 +4,7 @@
* Author: Jyri Sarha <jsarha@ti.com>
*/
+#include <linux/bitfield.h>
#include ... |
18dbcbfabfffc4a5d3ea10290c5ad27f22b0d240 | Analyze and fix the following issue in the Linux kernel code: perf: Fix the POLL_HUP delivery breakage | Problem Details:
The event_limit can be set by the PERF_EVENT_IOC_REFRESH to limit the
number of events. When the event_limit reaches 0, the POLL_HUP signal
should be sent. But it's missed.
The corresponding counter should be stopped when the event_limit reaches
0. It was implemented in the ARCH-specific code. However... | ```diff
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 872122e074e5..820127536e62 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -10330,6 +10330,7 @@ static int __perf_event_overflow(struct perf_event *event,
ret = 1;
event->pending_kill = POLL_HUP;
perf_event_disable_inatomic(... |
74e2ef72bd4b25ce21c8f309d4f5b91b5df9ff5b | Analyze and fix the following issue in the Linux kernel code: wifi: brcmfmac: fix 43752 SDIO FWVID incorrectly labelled as Cypress (CYW) | Problem Details:
Cypress(Infineon) is not the vendor for this 43752 SDIO WLAN chip, and so
has not officially released any firmware binary for it. It is incorrect to
maintain this WLAN chip with firmware vendor ID as "CYW". So relabel the
chip's firmware Vendor ID as "WCC" as suggested by the maintainer.
Fixes: d2587c... | ```diff
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index 8ab7d1e34a6e..6a3f187320fc 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -997,9 +99... |
56819d00bc2ebaa6308913c28680da5d896852b8 | Analyze and fix the following issue in the Linux kernel code: wifi: mwifiex: send world regulatory domain to driver | Problem Details:
The world regulatory domain is a restrictive subset of channel
configurations which allows legal operation of the adapter all over the
world. Changing to this domain should not be prevented.
Fixes: dd4a9ac05c8e1 ("mwifiex: send regulatory domain info to firmware only if alpha2 changed") changed
Signed... | ```diff
diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index 3498743d5ec0..2090c99d9e9e 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -686,10 +686,9 @@ static void mwifiex_reg_notifier... |
661f951e371cc134ea31c84238dbdc9a898b8403 | Analyze and fix the following issue in the Linux kernel code: sched/fair: Get rid of sched_domains_curr_level hack for tl->cpumask() | Problem Details:
Leon [1] and Vinicius [2] noted a topology_span_sane() warning during
their testing starting from v6.16-rc1. Debug that followed pointed to
the tl->mask() for the NODE domain being incorrectly resolved to that of
the highest NUMA domain.
tl->mask() for NODE is set to the sd_numa_mask() which depends o... | ```diff
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 93402a1d9c9f..e51a595a0622 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -971,6 +971,10 @@ config SCHED_SMT
when dealing with POWER5 cpus at a cost of slightly increased
overhead in some places. If unsure say N here.
+con... |
8fd5485fb4f3d9da3977fd783fcb8e5452463420 | Analyze and fix the following issue in the Linux kernel code: sched/deadline: Fix race in push_dl_task() | Problem Details:
When a CPU chooses to call push_dl_task and picks a task to push to
another CPU's runqueue then it will call find_lock_later_rq method
which would take a double lock on both CPUs' runqueues. If one of the
locks aren't readily available, it may lead to dropping the current
runqueue lock and reacquiring ... | ```diff
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index f25301267e47..5b64bc621993 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -2580,6 +2580,25 @@ static int find_later_rq(struct task_struct *task)
return -1;
}
+static struct task_struct *pick_next_pushable_dl_task(st... |
1373f94148a5adac2f42c8ba9771105624fe4af0 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: count reg connection element in the size | Problem Details:
We currently don't count the reg connection length in the per-link
capability length. Fix it.
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250826202512.b14fc82f736b.I03442382e8a07f6f9836bcdac2e22... | ```diff
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1008eb8e9b13..353e89973d1e 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2104,8 +2104,11 @@ ieee80211_link_common_elems_size(struct ieee80211_sub_if_data *sdata,
sizeof(struct ieee80211_he_mcs_nss_supp) +
IEEE80211_HE_PPE_THRES_... |
ac36daa83650c26fd55dee1a6ee5144769239911 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: Make CONNECTION_MONITOR optional for MLO sta | Problem Details:
Since commit '1bc892d76a6f ("wifi: mac80211: extend connection
monitoring for MLO")' mac80211 supports connection monitor for MLO
client interfaces. Remove the CONNECTION_MONITOR requirement in
ieee80211_register_hw routine.
Fixes: 1bc892d76a6f ("wifi: mac80211: extend connection monitoring for MLO")
... | ```diff
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 9c8f18b258a6..beee51354931 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1164,9 +1164,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
if (WARN_ON(!ieee80211_hw_check(hw, MFP_CAPABLE)))
return -EINVAL;
- if (WARN_ON(!... |
fe9e4d0c39311d0f97b024147a0d155333f388b5 | Analyze and fix the following issue in the Linux kernel code: wifi: wilc1000: avoid buffer overflow in WID string configuration | Problem Details:
Fix the following copy overflow warning identified by Smatch checker.
drivers/net/wireless/microchip/wilc1000/wlan_cfg.c:184 wilc_wlan_parse_response_frame()
error: '__memcpy()' 'cfg->s[i]->str' copy overflow (512 vs 65537)
This patch introduces size check before accessing the memory buffer.... | ```diff
diff --git a/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c b/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
index 131388886acb..cfabd5aebb54 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan_cfg.c
@@ -41,10 +41,10 @@ static const struct w... |
62b635dcd69c4fde7ce1de4992d71420a37e51e3 | Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() | Problem Details:
If the ssid->datalen is more than IEEE80211_MAX_SSID_LEN (32) it would
lead to memory corruption so add some bounds checking.
Fixes: c38c70185101 ("wifi: cfg80211: Set SSID if it is not already set")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://patch.msgid.link/0aaaae4a3ed37c6... | ```diff
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 826ec0a6355f..3a028ff287fb 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -900,13 +900,16 @@ void __cfg80211_connect_result(struct net_device *dev,
if (!wdev->u.client.ssid_len) {
rcu_read_lock();
for_each_valid_link(cr, link) {
+ ... |
c786794bd27b0d7a5fd9063695df83206009be59 | Analyze and fix the following issue in the Linux kernel code: wifi: libertas: cap SSID len in lbs_associate() | Problem Details:
If the ssid_eid[1] length is more that 32 it leads to memory corruption.
Fixes: a910e4a94f69 ("cw1200: add driver for the ST-E CW1100 & CW1200 WLAN chipsets")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://patch.msgid.link/2a40f5ec7617144aef412034c12919a4927d90ad.1756456951.git.... | ```diff
diff --git a/drivers/net/wireless/marvell/libertas/cfg.c b/drivers/net/wireless/marvell/libertas/cfg.c
index 94dd488becaf..caba7491cd5a 100644
--- a/drivers/net/wireless/marvell/libertas/cfg.c
+++ b/drivers/net/wireless/marvell/libertas/cfg.c
@@ -1151,10 +1151,13 @@ static int lbs_associate(struct lbs_private *... |
f8f15f6742b8874e59c9c715d0af3474608310ad | Analyze and fix the following issue in the Linux kernel code: wifi: cw1200: cap SSID length in cw1200_do_join() | Problem Details:
If the ssidie[1] length is more that 32 it leads to memory corruption.
Fixes: a910e4a94f69 ("cw1200: add driver for the ST-E CW1100 & CW1200 WLAN chipsets")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://patch.msgid.link/e91fb43fcedc4893b604dfb973131661510901a7.1756456951.git.da... | ```diff
diff --git a/drivers/net/wireless/st/cw1200/sta.c b/drivers/net/wireless/st/cw1200/sta.c
index b1dd76e8aecb..5d8eaa700779 100644
--- a/drivers/net/wireless/st/cw1200/sta.c
+++ b/drivers/net/wireless/st/cw1200/sta.c
@@ -1291,7 +1291,7 @@ static void cw1200_do_join(struct cw1200_common *priv)
rcu_read_lock();
... |
0b367e60c73c05721cf2156fe8fe077320115ffd | Analyze and fix the following issue in the Linux kernel code: ARM: dts: stm32: stm32mp151c-plyaqm: Use correct dai-format property | Problem Details:
The stm32-i2s binding inherits from the standard audio-graph-port
schema for its 'port' subnode, audio-graph-port requires the use
of the 'dai-format' property. The stm32mp151c-plyaqm dts file was
using the non-standard name 'format'.
Correct the property name to 'dai-format' to fix the dtbs_check
val... | ```diff
diff --git a/arch/arm/boot/dts/st/stm32mp151c-plyaqm.dts b/arch/arm/boot/dts/st/stm32mp151c-plyaqm.dts
index 39a3211c6133..55fe916740d7 100644
--- a/arch/arm/boot/dts/st/stm32mp151c-plyaqm.dts
+++ b/arch/arm/boot/dts/st/stm32mp151c-plyaqm.dts
@@ -239,7 +239,7 @@
i2s1_port: port {
i2s1_endpoint: endpoint ... |
8409816b1eb306eb1f6137f83317fc756722d7d0 | Analyze and fix the following issue in the Linux kernel code: ALSA: rme32: Fix serialization in snd_rme32_capture_adat_open() | Problem Details:
We accidentally deleted the wrong line of code when we did the
conversion to guard() locks. If the rme32->capture_substream has
already been set we should return -EBUSY.
Fixes: 8bb75ae244c5 ("ALSA: rme32: Use guard() for spin locks")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https... | ```diff
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
index 123dddcb6972..ca9bbf554650 100644
--- a/sound/pci/rme32.c
+++ b/sound/pci/rme32.c
@@ -936,7 +936,7 @@ snd_rme32_capture_adat_open(struct snd_pcm_substream *substream)
scoped_guard(spinlock_irq, &rme32->lock) {
if (rme32->capture_substream !... |
765531faa42ed76d06f959083dae0da3e8c1a529 | Analyze and fix the following issue in the Linux kernel code: drm/i915/display: Fix possible overflow on tc power domain selection | Problem Details:
There is a possibility that intel_encoder_to_tc() function
returns negative i.e. TC_PORT_NONE (-1) value which may cause
tc_port_power_domain() function to overflow. To fix this,
let's add additional check that returns invalid power domain
i.e. POWER_DOMAIN_INVALID in case tc port equals TC_PORT_NONE.
... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
index 583fed5a386d..23745fc99d35 100644
--- a/drivers/gpu/drm/i915/display/intel_tc.c
+++ b/drivers/gpu/drm/i915/display/intel_tc.c
@@ -249,6 +249,9 @@ tc_port_power_domain(struct intel_tc_port *tc)
{
enum tc_port ... |
61a913644a8c5b6c8bd9da09f78f88e50edfaeb1 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: aspeed: Fix/add I2C device vendor prefixes | Problem Details:
The ASpeed DTS files have various I2C devices with missing or incorrect
vendor prefixes in their compatible strings. This hasn't really mattered
and doesn't impact ABI compatibility as I2C devices get matched with their
vendor prefix stripped.
With this, the "maxim,max31790" nodes now validate and hav... | ```diff
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts
index 9605ccade155..b550a48f48f0 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon480... |
20ae14024aab6c9b5468e6c056abf397a6fa4aa1 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: aspeed: clemente: add Meta Clemente BMC | Problem Details:
Add linux device tree entry for Meta Clemente compute-tray
BMC using AST2600 SoC.
Signed-off-by: Leo Wang <leo.jt.wang@gmail.com>
Link: https://patch.msgid.link/20250813-add-support-for-meta-clemente-bmc-v11-3-8970d41f88b0@fii-foxconn.com
[arj: Fix node ordering and whitespace]
Signed-off-by: Andrew J... | ```diff
diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
index 8062c685f7e8..0f0b5b707654 100644
--- a/arch/arm/boot/dts/aspeed/Makefile
+++ b/arch/arm/boot/dts/aspeed/Makefile
@@ -19,6 +19,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-delta-ahe50dc.dtb \
aspeed-bmc-facebook-bletc... |
cdb03b6d1896c2d23f9c47dc779edba0a9241115 | Analyze and fix the following issue in the Linux kernel code: crypto: sha512 - Implement export_core() and import_core() | Problem Details:
Since commit 9d7a0ab1c753 ("crypto: ahash - Handle partial blocks in
API"), the recently-added export_core() and import_core() methods in
struct shash_alg have effectively become mandatory (even though it is
not tested or enforced), since legacy drivers that need a fallback
depend on them. Make crypto... | ```diff
diff --git a/crypto/sha512.c b/crypto/sha512.c
index fb1c520978ef..d320fe53913f 100644
--- a/crypto/sha512.c
+++ b/crypto/sha512.c
@@ -50,6 +50,19 @@ static int __crypto_sha512_import(struct __sha512_ctx *ctx, const void *in)
return 0;
}
+static int __crypto_sha512_export_core(const struct __sha512_ctx *ct... |
30b2a8c4f2f3833f4f813d3e0d003f7c50cdf275 | Analyze and fix the following issue in the Linux kernel code: crypto: sha256 - Implement export_core() and import_core() | Problem Details:
Since commit 9d7a0ab1c753 ("crypto: ahash - Handle partial blocks in
API"), the recently-added export_core() and import_core() methods in
struct shash_alg have effectively become mandatory (even though it is
not tested or enforced), since legacy drivers that need a fallback
depend on them. Make crypto... | ```diff
diff --git a/crypto/sha256.c b/crypto/sha256.c
index 052806559f06..fb81defe084c 100644
--- a/crypto/sha256.c
+++ b/crypto/sha256.c
@@ -50,6 +50,19 @@ static int __crypto_sha256_import(struct __sha256_ctx *ctx, const void *in)
return 0;
}
+static int __crypto_sha256_export_core(const struct __sha256_ctx *ct... |
827733acbe4c3a0e117b6ebde5ed269fb7686427 | Analyze and fix the following issue in the Linux kernel code: crypto: sha1 - Implement export_core() and import_core() | Problem Details:
Since commit 9d7a0ab1c753 ("crypto: ahash - Handle partial blocks in
API"), the recently-added export_core() and import_core() methods in
struct shash_alg have effectively become mandatory (even though it is
not tested or enforced), since legacy drivers that need a fallback
depend on them. Make crypto... | ```diff
diff --git a/crypto/sha1.c b/crypto/sha1.c
index ecef4bf2d9c0..4fbf61cf0370 100644
--- a/crypto/sha1.c
+++ b/crypto/sha1.c
@@ -49,6 +49,18 @@ static int __crypto_sha1_import(struct sha1_ctx *ctx, const void *in)
return 0;
}
+static int __crypto_sha1_export_core(const struct sha1_ctx *ctx, void *out)
+{
+ m... |
0c3813d855b2006f021f7b5055f231977a58c784 | Analyze and fix the following issue in the Linux kernel code: smb: client: fix spellings in comments | Problem Details:
correct spellings in comments
Signed-off-by: Bharath SM <bharathsm@microsoft.com>
Acked-by: Paulo Alcantara (Red Hat) <pc@manguebit.org>
Signed-off-by: Steve French <stfrench@microsoft.com> | ```diff
diff --git a/fs/smb/client/reparse.c b/fs/smb/client/reparse.c
index 7869cec58f52..10c84c095fe7 100644
--- a/fs/smb/client/reparse.c
+++ b/fs/smb/client/reparse.c
@@ -278,7 +278,7 @@ static int detect_directory_symlink_target(struct cifs_sb_info *cifs_sb,
}
/*
- * For absolute symlinks it is not possible... |
b0b4518c992eb5f316c6e40ff186cbb7a5009518 | Analyze and fix the following issue in the Linux kernel code: block: use int to store blk_stack_limits() return value | Problem Details:
Change the 'ret' variable in blk_stack_limits() from unsigned int to int,
as it needs to store negative value -1.
Storing the negative error codes in unsigned type, or performing equality
comparisons (e.g., ret == -1), doesn't cause an issue at runtime [1] but
can be confusing. Additionally, assignin... | ```diff
diff --git a/block/blk-settings.c b/block/blk-settings.c
index d6438e6c276d..693bc8d20acf 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -763,7 +763,8 @@ unsupported:
int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
sector_t start)
{
- unsigned int top, bottom, ali... |
1a99efa3a5164c9bb1309fd81c6d235d41f0d727 | Analyze and fix the following issue in the Linux kernel code: drm/rockchip: dsi: switch to FIELD_PREP_WM16* macros | Problem Details:
The era of hand-rolled HIWORD_UPDATE macros is over, at least for those
drivers that use constant masks.
Remove this driver's HIWORD_UPDATE macro, and replace instances of it
with either FIELD_PREP_WM16 or FIELD_PREP_WM16_CONST, depending on
whether they're in an initializer. This gives us better erro... | ```diff
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
index 3398160ad75e..5523911b990d 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
@@ -7,6 +7,7 @@
*/
#include <linux/clk.h>
+#incl... |
f63e7c8a83892781f6ceb55566f9497639c44555 | Analyze and fix the following issue in the Linux kernel code: net: dsa: mv88e6xxx: Fix fwnode reference leaks in mv88e6xxx_port_setup_leds | Problem Details:
Fix multiple fwnode reference leaks:
1. The function calls fwnode_get_named_child_node() to get the "leds" node,
but never calls fwnode_handle_put(leds) to release this reference.
2. Within the fwnode_for_each_child_node() loop, the early return
paths that don't properly release the "led" fwnod... | ```diff
diff --git a/drivers/net/dsa/mv88e6xxx/leds.c b/drivers/net/dsa/mv88e6xxx/leds.c
index 1c88bfaea46b..ab3bc645da56 100644
--- a/drivers/net/dsa/mv88e6xxx/leds.c
+++ b/drivers/net/dsa/mv88e6xxx/leds.c
@@ -779,7 +779,8 @@ int mv88e6xxx_port_setup_leds(struct mv88e6xxx_chip *chip, int port)
continue;
if (led... |
1f5d2fd1ca04a23c18b1bde9a43ce2fa2ffa1bce | Analyze and fix the following issue in the Linux kernel code: vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects | Problem Details:
When the "proxy" option is enabled on a VXLAN device, the device will
suppress ARP requests and IPv6 Neighbor Solicitation messages if it is
able to reply on behalf of the remote host. That is, if a matching and
valid neighbor entry is configured on the VXLAN device whose MAC address
is not behind the ... | ```diff
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index 0f6a7c89a669..dab864bc733c 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1877,6 +1877,7 @@ static int arp_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni)
n = neigh_lookup(&... |
6ead38147ebb813f08be6ea8ef547a0e4c09559a | Analyze and fix the following issue in the Linux kernel code: vxlan: Fix NPD when refreshing an FDB entry with a nexthop object | Problem Details:
VXLAN FDB entries can point to either a remote destination or an FDB
nexthop group. The latter is usually used in EVPN deployments where
learning is disabled.
However, when learning is enabled, an incoming packet might try to
refresh an FDB entry that points to an FDB nexthop group and therefore
does ... | ```diff
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index f32be2e301f2..0f6a7c89a669 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1445,6 +1445,10 @@ static enum skb_drop_reason vxlan_snoop(struct net_device *dev,
if (READ_ONCE(f->updated) != no... |
b0bc64512295f6a613fab42452bd7e2cf72c6b61 | Analyze and fix the following issue in the Linux kernel code: selftests: net: avoid memory leak | Problem Details:
The buffer be used without free,fix it to avoid memory leak.
Signed-off-by: Zongmin Zhou <zhouzongmin@kylinos.cn>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250901054557.32811-1-min_halo@163.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org> | ```diff
diff --git a/tools/testing/selftests/net/cmsg_sender.c b/tools/testing/selftests/net/cmsg_sender.c
index a825e628aee7..ded9b925865e 100644
--- a/tools/testing/selftests/net/cmsg_sender.c
+++ b/tools/testing/selftests/net/cmsg_sender.c
@@ -491,7 +491,8 @@ int main(int argc, char *argv[])
if (err) {
fprintf(... |
3586018d5c3da14addcd033b6da5a1a209a0992d | Analyze and fix the following issue in the Linux kernel code: net: macb: Validate the value of base_time properly | Problem Details:
In macb_taprio_setup_replace(), the value of start_time is being
compared against zero which would never be true since start_time
is an unsigned value. Due to this there is a chance that an
incorrect config base time value can be used for computation.
Fix by checking the value of conf->base_time direc... | ```diff
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 290d67da704d..e9b262a0223f 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -4104,7 +4104,7 @@ static int macb_taprio_setup_replace(struct net_device *nde... |
a7195a3d67dace056af7ca65144a11874df79562 | Analyze and fix the following issue in the Linux kernel code: net: pcs: rzn1-miic: Correct MODCTRL register offset | Problem Details:
Correct the Mode Control Register (MODCTRL) offset for RZ/N MIIC.
According to the R-IN Engine and Ethernet Peripherals Manual (Rev.1.30)
[0], Table 10.1 "Ethernet Accessory Register List", MODCTRL is at offset
0x8, not 0x20 as previously defined.
Offset 0x20 actually maps to the Port Trigger Control ... | ```diff
diff --git a/drivers/net/pcs/pcs-rzn1-miic.c b/drivers/net/pcs/pcs-rzn1-miic.c
index d79bb9b06cd2..ce73d9474d5b 100644
--- a/drivers/net/pcs/pcs-rzn1-miic.c
+++ b/drivers/net/pcs/pcs-rzn1-miic.c
@@ -19,7 +19,7 @@
#define MIIC_PRCMD 0x0
#define MIIC_ESID_CODE 0x4
-#define MIIC_MODCTRL 0x20
+#define MII... |
360600f8ec635c3d47789ade3d3c120c88981343 | Analyze and fix the following issue in the Linux kernel code: fs/namespace.c: fix the namespace_sem guard mess | Problem Details:
If anything, namespace_lock should be DEFINE_LOCK_GUARD_0, not DEFINE_GUARD.
That way we
* do not need to feed it a bogus argument
* do not get gcc trying to compare an address of static in
file variable with -4097 - and, if we are unlucky, trying to keep
it in a register, with spills and all such.
... | ```diff
diff --git a/fs/namespace.c b/fs/namespace.c
index ae6d1312b184..fcea65587ff9 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -82,6 +82,12 @@ static LIST_HEAD(ex_mountpoints); /* protected by namespace_sem */
static struct mnt_namespace *emptied_ns; /* protected by namespace_sem */
static DEFINE_SEQLOCK(m... |
a3fecb9160482367365cc384c59dd220b162b066 | Analyze and fix the following issue in the Linux kernel code: arc: Fix __fls() const-foldability via __builtin_clzl() | Problem Details:
While tracking down a problem where constant expressions used by
BUILD_BUG_ON() suddenly stopped working[1], we found that an added static
initializer was convincing the compiler that it couldn't track the state
of the prior statically initialized value. Tracing this down found that
ffs() was used in t... | ```diff
diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h
index 5340c2871392..df894235fdbc 100644
--- a/arch/arc/include/asm/bitops.h
+++ b/arch/arc/include/asm/bitops.h
@@ -133,6 +133,8 @@ static inline __attribute__ ((const)) int fls(unsigned int x)
*/
static inline __attribute__ ((const))... |
d4736737110ffa83d29f1c5d17b26113864205f6 | Analyze and fix the following issue in the Linux kernel code: net: ethernet: mtk_eth_soc: fix tx vlan tag for llc packets | Problem Details:
When sending llc packets with vlan tx offload, the hardware fails to
actually add the tag. Deal with this by fixing it up in software.
Fixes: 656e705243fd ("net-next: mediatek: add support for MT7623 ethernet")
Reported-by: Thibaut VARENE <hacks@slashdirt.org>
Signed-off-by: Felix Fietkau <nbd@nbd.nam... | ```diff
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 5a5fcde76dc0..e68997a29191 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1761,6 +1761,13 @@ static netdev_tx_t mtk_start_xmit(struct sk_bu... |
a21202743f9ce4063e86b99cccaef48ef9813379 | Analyze and fix the following issue in the Linux kernel code: net: phylink: disable autoneg for interfaces that have no inband | Problem Details:
Mathew reports that as a result of commit 6561f0e547be ("net: pcs:
pcs-lynx: implement pcs_inband_caps() method"), 10G SFP modules no
longer work with the Lynx PCS.
This problem is not specific to the Lynx PCS, but is caused by commit
df874f9e52c3 ("net: phylink: add pcs_inband_caps() method") which a... | ```diff
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 8283416ccf5d..f1b57e3fdf30 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -3634,6 +3634,7 @@ static int phylink_sfp_config_optical(struct phylink *pl)
{
__ETHTOOL_DECLARE_LINK_MODE_MASK(support);
struct phyl... |
fa390321aba0a54d0f7ae95ee4ecde1358bb9234 | Analyze and fix the following issue in the Linux kernel code: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 | Problem Details:
When tcp_ao_copy_all_matching() fails in tcp_v6_syn_recv_sock() it just
exits the function. This ends up causing a memory-leak:
unreferenced object 0xffff0000281a8200 (size 2496):
comm "softirq", pid 0, jiffies 4295174684
hex dump (first 32 bytes):
7f 00 00 06 7f 00 00 06 00 00 00 00 cb a8 88 ... | ```diff
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 7577e7eb2c97..e885629312a4 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1431,17 +1431,17 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff *
ireq = inet_rsk(req);
if (sk_acceptq_is_full(sk))
- g... |
3016024d7514e953cb3a6715ce29799373512eb4 | Analyze and fix the following issue in the Linux kernel code: net_sched: add back BH safety to tcf_lock | Problem Details:
Jamal reported that we had to use BH safety after all,
because stats can be updated from BH handler.
Fixes: 3133d5c15cb5 ("net_sched: remove BH blocking in eight actions")
Fixes: 53df77e78590 ("net_sched: act_skbmod: use RCU in tcf_skbmod_dump()")
Fixes: e97ae742972f ("net_sched: act_tunnel_key: use R... | ```diff
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index bf2d6b6da042..3e89927d7116 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -169,10 +169,10 @@ static int tcf_connmark_init(struct net *net, struct nlattr *nla,
nparms->action = parm->action;
- spin_lock(&ci->tcf... |
23313771c7b99b3b8dba169bc71dae619d41ab56 | Analyze and fix the following issue in the Linux kernel code: net: selftests: clean up tools/testing/selftests/net/lib/py/utils.py | Problem Details:
This patch improves the utils.py module by removing unused imports
(errno, random), simplifying the fd_read_timeout() function by
eliminating unnecessary else clause, and cleaning up code style in the
defer class constructor.
Additionally, it renames the parameter in rand_port() from 'type' to
'stype'... | ```diff
diff --git a/tools/testing/selftests/net/lib/py/utils.py b/tools/testing/selftests/net/lib/py/utils.py
index b188cac49738..1cdc8e6d6b60 100644
--- a/tools/testing/selftests/net/lib/py/utils.py
+++ b/tools/testing/selftests/net/lib/py/utils.py
@@ -1,9 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
-import errno
... |
d2644cbc736f737142a7595fa9346f63e6fc9b33 | Analyze and fix the following issue in the Linux kernel code: eth: sundance: fix endian issues | Problem Details:
Fix sparse warnings about endianness. Store DMA addr to a variable
of correct type and then only convert it when writing to the descriptor.
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250901210818.1025316-2-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.or... | ```diff
diff --git a/drivers/net/ethernet/dlink/sundance.c b/drivers/net/ethernet/dlink/sundance.c
index 29d59c42dfa3..277c50ef773f 100644
--- a/drivers/net/ethernet/dlink/sundance.c
+++ b/drivers/net/ethernet/dlink/sundance.c
@@ -1033,21 +1033,22 @@ static void init_ring(struct net_device *dev)
/* Fill in the Rx b... |
97acb0259cc9cbfbd7ab689e25684f3d8ce10e26 | Analyze and fix the following issue in the Linux kernel code: wifi: ath11k: fix group data packet drops during rekey | Problem Details:
During GTK rekey, mac80211 issues a clear key (if the old key exists)
followed by an install key operation in the same context. This causes
ath11k to send two WMI commands in quick succession: one to clear the
old key and another to install the new key in the same slot.
Under certain conditions—especi... | ```diff
diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h
index 220d69a7a429..e8780b05ce11 100644
--- a/drivers/net/wireless/ath/ath11k/core.h
+++ b/drivers/net/wireless/ath/ath11k/core.h
@@ -411,6 +411,8 @@ struct ath11k_vif {
bool do_not_send_tmpl;
struct ath11k_arp_ns_o... |
22c55fb9eb92395d999b8404d73e58540d11bdd8 | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Set EMLSR support flag in MLO flags for EML-capable stations | Problem Details:
Currently, when updating EMLSR capabilities of a multi-link (ML) station,
only the EMLSR parameters (e.g., padding delay, transition delay, and
timeout) are sent to firmware. However, firmware also requires the
EMLSR support flag to be set in the MLO flags of the peer assoc WMI
command to properly hand... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index da85c28ec355..742ffeb48bce 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -2423,6 +2423,7 @@ int ath12k_wmi_send_peer_assoc_cmd(struct ath12k *ar,
eml_cap = arg... |
01be43f2a0eaeed83e94dee054742f37625c86d9 | Analyze and fix the following issue in the Linux kernel code: perf bpf-utils: Harden get_bpf_prog_info_linear | Problem Details:
In get_bpf_prog_info_linear two calls to bpf_obj_get_info_by_fd are
made, the first to compute memory requirements for a struct perf_bpil
and the second to fill it in. Previously the code would warn when the
second call didn't match the first. Such races can be common place in
things like perf test, wh... | ```diff
diff --git a/tools/perf/util/bpf-utils.c b/tools/perf/util/bpf-utils.c
index 64a558344696..5a66dc8594aa 100644
--- a/tools/perf/util/bpf-utils.c
+++ b/tools/perf/util/bpf-utils.c
@@ -115,7 +115,7 @@ get_bpf_prog_info_linear(int fd, __u64 arrays)
__u32 info_len = sizeof(info);
__u32 data_len = 0;
int i, er... |
d7b67dd6f9db7bd2c49b415e901849b182ff0735 | Analyze and fix the following issue in the Linux kernel code: perf bpf-event: Fix use-after-free in synthesis | Problem Details:
Calls to perf_env__insert_bpf_prog_info may fail as a sideband thread
may already have inserted the bpf_prog_info. Such failures may yield
info_linear being freed which then causes use-after-free issues with
the internal bpf_prog_info info struct. Make it so that
perf_env__insert_bpf_prog_info trigger ... | ```diff
diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
index 5b6d3e899e11..2298cd396c42 100644
--- a/tools/perf/util/bpf-event.c
+++ b/tools/perf/util/bpf-event.c
@@ -657,9 +657,15 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,
info_node->info_linear = info_li... |
2e454fb8056df6da4bba7d89a57bf60e217463c0 | Analyze and fix the following issue in the Linux kernel code: cxl, acpi/hmat: Update CXL access coordinates directly instead of through HMAT | Problem Details:
The current implementation of CXL memory hotplug notifier gets called
before the HMAT memory hotplug notifier. The CXL driver calculates the
access coordinates (bandwidth and latency values) for the CXL end to
end path (i.e. CPU to endpoint). When the CXL region is onlined, the CXL
memory hotplug notif... | ```diff
diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c
index 4958301f5417..5d32490dc4ab 100644
--- a/drivers/acpi/numa/hmat.c
+++ b/drivers/acpi/numa/hmat.c
@@ -74,7 +74,6 @@ struct memory_target {
struct node_cache_attrs cache_attrs;
u8 gen_port_device_handle[ACPI_SRAT_DEVICE_HANDLE_SIZE];
bool... |
1e6d36e15b8873fc3ade8b714d35d69efd5e1427 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/amdkfd: Avoid a couple hundred -Wflex-array-member-not-at-end warnings | Problem Details:
-Wflex-array-member-not-at-end was introduced in GCC-14, and we are
getting ready to enable it, globally.
Move the conflicting declarations to the end of the corresponding
structures. Notice that `struct dev_pagemap` is a flexible structure,
this is a structure that contains a flexible-array member.
... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 01f53700694b..17848ce65d1f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1149,9 +1149,6 @@ struct amdgpu_device {
/* for userq and VM fences */
struct amdgpu_seq64 s... |
23a6037ce76cb44d93cfea23aec5c7f3971227d4 | Analyze and fix the following issue in the Linux kernel code: bonding: Remove support for use_carrier | Problem Details:
Remove the implementation of use_carrier, the link monitoring
method that utilizes ethtool or ioctl to determine the link state of an
interface in a bond. Bonding will always behaves as if use_carrier=1,
which relies on netif_carrier_ok() to determine the link state of
interfaces.
To avoid acquiring... | ```diff
diff --git a/Documentation/networking/bonding.rst b/Documentation/networking/bonding.rst
index f8f5766703d4..a2b42ae719d2 100644
--- a/Documentation/networking/bonding.rst
+++ b/Documentation/networking/bonding.rst
@@ -582,10 +582,8 @@ miimon
This determines how often the link state of each slave is
inspect... |
1ee9d1a0962c13ba5ab7e47d33a80e3b8dc4b52e | Analyze and fix the following issue in the Linux kernel code: drm/amd/amdgpu: Fix missing error return on kzalloc failure | Problem Details:
Currently the kzalloc failure check just sets reports the failure
and sets the variable ret to -ENOMEM, which is not checked later
for this specific error. Fix this by just returning -ENOMEM rather
than setting ret.
Fixes: 4fb930715468 ("drm/amd/amdgpu: remove redundant host to psp cmd buf allocations... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 1d6e1d5de8fa..3696f48c233b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -448,7 +448,7 @@ static int psp_sw_init(struct amdgpu_ip_block *ip_block)
psp->c... |
7009e3af0474aca5f64262b3c72fb6e23b232f9b | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Disable SCLK switching on Oland with high pixel clocks (v3) | Problem Details:
Port of commit 227545b9a08c ("drm/radeon/dpm: Disable sclk
switching on Oland when two 4K 60Hz monitors are connected")
This is an ad-hoc DPM fix, necessary because we don't have
proper bandwidth calculation for DCE 6.
We define "high pixelclock" for SI as higher than necessary
for 4K 30Hz. For examp... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index c11c4cc111df..4236700fc1ad 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -3449,12 +3449,14 @@ static void si_apply_state_adjust_rules(struct am... |
ed3803533c7bf7df88bc3fc9f70bd317e1228ea8 | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Disable MCLK switching with non-DC at 120 Hz+ (v2) | Problem Details:
According to pp_pm_compute_clocks the non-DC display code
has "issues with mclk switching with refresh rates over 120 hz".
The workaround is to disable MCLK switching in this case.
Do the same for legacy DPM.
Fixes: 6ddbd37f1074 ("drm/amd/pm: optimize the amdgpu_pm_compute_clocks() implementations")
... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c
index 42efe838fa85..2d2d2d5e6763 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c
@@ -66,6 +66,13 @@ u32 amdgpu_dpm_get_vblank_time(struct amdgpu_d... |
9003a0746864f39a0ef72bd45f8e1ad85d930d67 | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Treat zero vblank time as too short in si_dpm (v3) | Problem Details:
Some parts of the code base expect that MCLK switching is turned
off when the vblank time is set to zero.
According to pp_pm_compute_clocks the non-DC code has issues
with MCLK switching with refresh rates over 120 Hz.
v3:
Add code comment to explain this better.
Add an if statement instead of changi... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index fb008c5980d6..c11c4cc111df 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -3085,7 +3085,13 @@ static bool si_dpm_vblank_too_short(void *handle)
... |
ce025130127437dc884c84c254170e27b2ce9309 | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Adjust si_upload_smc_data register programming (v3) | Problem Details:
Based on some comments in dm_pp_display_configuration
above the crtc_index and line_time fields, these values
are programmed to the SMC to work around an SMC hang
when it switches MCLK.
According to Alex, the Windows driver programs them to:
mclk_change_block_cp_min = 200 / line_time
mclk_change_block... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index 6736c592dfdc..fb008c5980d6 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -5833,8 +5833,8 @@ static int si_upload_smc_data(struct amdgpu_device ... |
a43b2cec04b02743338aa78f837ee0bdf066a6d5 | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Fix si_upload_smc_data (v3) | Problem Details:
The si_upload_smc_data function uses si_write_smc_soft_register
to set some register values in the SMC, and expects the result
to be PPSMC_Result_OK which is 1.
The PPSMC_Result_OK / PPSMC_Result_Failed values are used for
checking the result of a command sent to the SMC.
However, the si_write_smc_sof... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index e71070a23b91..6736c592dfdc 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -5813,9 +5813,9 @@ static int si_upload_smc_data(struct amdgpu_device ... |
813d13524a3bdcc5f0253e06542440ca74c2653a | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Increase SMC timeout on SI and warn (v3) | Problem Details:
The SMC can take an excessive amount of time to process some
messages under some conditions.
Background:
Sending a message to the SMC works by writing the message into
the mmSMC_MESSAGE_0 register and its optional parameter into
the mmSMC_SCRATCH0, and then polling mmSMC_RESP_0. Previously
the timeout... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_smc.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_smc.c
index 4e65ab9e931c..281a5e377aee 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_smc.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_smc.c
@@ -172,20 +172,42 @@ PPSMC_Result amdgpu_si_send_msg_to_smc(struct amdgp... |
3a0c3a4035f995e1f993dfaf4d63dc19e9b4bc1c | Analyze and fix the following issue in the Linux kernel code: drm/amd/pm: Disable ULV even if unsupported (v3) | Problem Details:
Always send PPSMC_MSG_DisableULV to the SMC, even if ULV mode
is unsupported, to make sure it is properly turned off.
v3:
Simplify si_disable_ulv further.
Always check the return value of amdgpu_si_send_msg_to_smc.
Fixes: 841686df9f7d ("drm/amdgpu: add SI DPM support (v4)")
Reviewed-by: Alex Deucher ... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index 52e732be59e3..e71070a23b91 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -5637,14 +5637,10 @@ static int si_populate_smc_t(struct amdgpu_device... |
c661219cd7be75bb5599b525f16a455a058eb516 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Power up UVD 3 for FW validation (v2) | Problem Details:
Unlike later versions, UVD 3 has firmware validation.
For this to work, the UVD should be powered up correctly.
When DPM is enabled and the display clock is off,
the SMU may choose a power state which doesn't power
the UVD, which can result in failure to initialize UVD.
v2:
Add code comments to expla... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c b/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
index 5dbaebb592b3..2e79a3afc774 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
@@ -623,7 +623,22 @@ static void uvd_v3_1_enable_mgcg(struct amdgpu_device *adev,
*
* @ip... |
7ac3c2889bc060c3f67cf44df0dbb093a835c176 | Analyze and fix the following issue in the Linux kernel code: nvme: fix PI insert on write | Problem Details:
I recently ran into an issue where the PI generated using the block layer
integrity code differs from that from a kernel using the PRACT fallback
when the block layer integrity code is disabled, and I tracked this down
to us using PRACT incorrectly.
The NVM Command Set Specification (section 5.33 in 1... | ```diff
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 812c1565114f..6b7493934535 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -903,6 +903,15 @@ static void nvme_set_ref_tag(struct nvme_ns *ns, struct nvme_command *cmnd,
u32 upper, lower;
u64 ref48;
+ /* only typ... |
f6a6c280059c4ddc23e12e3de1b01098e240036f | Analyze and fix the following issue in the Linux kernel code: btrfs: fix subvolume deletion lockup caused by inodes xarray race | Problem Details:
There is a race condition between inode eviction and inode caching that
can cause a live struct btrfs_inode to be missing from the root->inodes
xarray. Specifically, there is a window during evict() between the inode
being unhashed and deleted from the xarray. If btrfs_iget() is called
for the same ino... | ```diff
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index dd82dcc7b2b7..e7218e78bff4 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5696,7 +5696,17 @@ static void btrfs_del_inode_from_root(struct btrfs_inode *inode)
bool empty = false;
xa_lock(&root->inodes);
- entry = __xa_erase(&root->inodes, btr... |
9786531399a679fc2f4630d2c0a186205282ab2f | Analyze and fix the following issue in the Linux kernel code: btrfs: fix corruption reading compressed range when block size is smaller than page size | Problem Details:
[BUG]
With 64K page size (aarch64 with 64K page size config) and 4K btrfs
block size, the following workload can easily lead to a corrupted read:
mkfs.btrfs -f -s 4k $dev > /dev/null
mount -o compress $dev $mnt
xfs_io -f -c "pwrite -S 0xff 0 64k" $mnt/base > /dev/null
echo "co... | ```diff
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index c953297aa89a..b21cb72835cc 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -111,6 +111,24 @@ struct btrfs_bio_ctrl {
*/
unsigned long submit_bitmap;
struct readahead_control *ractl;
+
+ /*
+ * The start offset of the last use... |
6db1df415d73fcad12134a54f97dc6c8a64ab181 | Analyze and fix the following issue in the Linux kernel code: btrfs: accept and ignore compression level for lzo | Problem Details:
The compression level is meaningless for lzo, but before commit
3f093ccb95f30 ("btrfs: harden parsing of compression mount options"),
it was silently ignored if passed.
After that commit, passing a level with lzo fails to mount:
BTRFS error: unrecognized compression value lzo:1
It seems reasonab... | ```diff
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 7f31f8bd63ba..e708faf1892f 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -299,9 +299,12 @@ static int btrfs_parse_compress(struct btrfs_fs_context *ctx,
btrfs_set_opt(ctx->mount_opt, COMPRESS);
btrfs_clear_opt(ctx->mount_opt, NODATACOW);
... |
de134cb54c3a67644ff95b1c9bffe545e752c912 | Analyze and fix the following issue in the Linux kernel code: btrfs: fix squota compressed stats leak | Problem Details:
The following workload on a squota enabled fs:
btrfs subvol create mnt/subvol
# ensure subvol extents get accounted
sync
btrfs qgroup create 1/1 mnt
btrfs qgroup assign mnt/subvol 1/1 mnt
btrfs qgroup delete mnt/subvol
# make the cleaner thread run
btrfs filesystem sync mnt
sleep 1... | ```diff
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index ccaa9a3cf1ce..da102da169fd 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1455,6 +1455,7 @@ static int __qgroup_excl_accounting(struct btrfs_fs_info *fs_info, u64 ref_root,
struct btrfs_qgroup *qgroup;
LIST_HEAD(qgroup_list);
u64 num_byt... |
90fb7db49c6dbac961c6b8ebfd741141ffbc8545 | Analyze and fix the following issue in the Linux kernel code: e1000e: fix heap overflow in e1000_set_eeprom | Problem Details:
Fix a possible heap overflow in e1000_set_eeprom function by adding
input validation for the requested length of the change in the EEPROM.
In addition, change the variable type from int to size_t for better
code practices and rearrange declarations to RCT.
Cc: stable@vger.kernel.org
Fixes: bc7f75fa978... | ```diff
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index c0bbb12eed2e..cf01a108a5bb 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -549,12 +549,12 @@ static int e1000_set_eeprom(struct net_device *... |
b7e5c3e3bfa9dc8af75ff6d8633ad7070e1985e4 | Analyze and fix the following issue in the Linux kernel code: ixgbe: fix incorrect map used in eee linkmode | Problem Details:
incorrectly used ixgbe_lp_map in loops intended to populate the
supported and advertised EEE linkmode bitmaps based on ixgbe_ls_map.
This results in incorrect bit setting and potential out-of-bounds
access, since ixgbe_lp_map and ixgbe_ls_map have different sizes
and purposes.
ixgbe_lp_map[i] -> ixgbe... | ```diff
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 25c3a09ad7f1..1a2f1bdb91aa 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -3571,13 +3571,13 @@ ixgbe_get_eee_fw(struct i... |
a556f06338e1d5a85af0e32ecb46e365547f92b9 | Analyze and fix the following issue in the Linux kernel code: i40e: Fix potential invalid access when MAC list is empty | Problem Details:
list_first_entry() never returns NULL - if the list is empty, it still
returns a pointer to an invalid object, leading to potential invalid
memory access when dereferenced.
Fix this by using list_first_entry_or_null instead of list_first_entry.
Fixes: e3219ce6a775 ("i40e: Add support for client inter... | ```diff
diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c
index 5f1a405cbbf8..518bc738ea3b 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_client.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_client.c
@@ -359,8 +359,8 @@ static void i40e_client_add_instance(stru... |
9fcdb1c3c4ba134434694c001dbff343f1ffa319 | Analyze and fix the following issue in the Linux kernel code: i40e: remove read access to debugfs files | Problem Details:
The 'command' and 'netdev_ops' debugfs files are a legacy debugging
interface supported by the i40e driver since its early days by commit
02e9c290814c ("i40e: debugfs interface").
Both of these debugfs files provide a read handler which is mostly useless,
and which is implemented with questionable log... | ```diff
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 6cd6f23d42a6..c17b5d290f0a 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -40,48 +40,6 @@ static struct i40e_vsi *i40e_dbg_find_... |
acf3a5c8be80fe238c1a7629db1c21c74a1f9dd4 | Analyze and fix the following issue in the Linux kernel code: idpf: set mac type when adding and removing MAC filters | Problem Details:
On control planes that allow changing the MAC address of the interface,
the driver must provide a MAC type to avoid errors such as:
idpf 0000:0a:00.0: Transaction failed (op 535)
idpf 0000:0a:00.0: Received invalid MAC filter payload (op 535) (len 0)
idpf 0000:0a:00.0: Transaction failed (op 536)
The... | ```diff
diff --git a/drivers/net/ethernet/intel/idpf/idpf_lib.c b/drivers/net/ethernet/intel/idpf/idpf_lib.c
index 2c2a3e85d693..513032cb5f08 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_lib.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_lib.c
@@ -2344,6 +2344,7 @@ static int idpf_set_mac(struct net_device *netdev, ... |
65637c3a181184ae25bd10d37bc83f8bb97708b5 | Analyze and fix the following issue in the Linux kernel code: idpf: fix UAF in RDMA core aux dev deinitialization | Problem Details:
Free the adev->id before auxiliary_device_uninit. The call to uninit
triggers the release callback, which frees the iadev memory containing the
adev. The previous flow results in a UAF during rmmod due to the adev->id
access.
[264939.604077] ============================================================... | ```diff
diff --git a/drivers/net/ethernet/intel/idpf/idpf_idc.c b/drivers/net/ethernet/intel/idpf/idpf_idc.c
index 4d2905103215..7e20a07e98e5 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_idc.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_idc.c
@@ -247,10 +247,10 @@ static void idpf_unplug_aux_dev(struct auxiliary_de... |
f6486338fde3f04ed0ec59fe67a69a208c32734f | Analyze and fix the following issue in the Linux kernel code: ice: fix NULL access of tx->in_use in ice_ll_ts_intr | Problem Details:
Recent versions of the E810 firmware have support for an extra interrupt to
handle report of the "low latency" Tx timestamps coming from the
specialized low latency firmware interface. Instead of polling the
registers, software can wait until the low latency interrupt is fired.
This logic makes use of... | ```diff
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index cae992d8f03c..77781277aa8e 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -3176,12 +3176,14 @@ static irqreturn_t ice_ll_ts_intr(int __always_unused... |
403bf043d9340196e06769065169df7444b91f7a | Analyze and fix the following issue in the Linux kernel code: ice: fix NULL access of tx->in_use in ice_ptp_ts_irq | Problem Details:
The E810 device has support for a "low latency" firmware interface to
access and read the Tx timestamps. This interface does not use the standard
Tx timestamp logic, due to the latency overhead of proxying sideband
command requests over the firmware AdminQ.
The logic still makes use of the Tx timestam... | ```diff
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index e358eb1d719f..fb0f6365a6d6 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -2701,16 +2701,19 @@ irqreturn_t ice_ptp_ts_irq(struct ice_pf *pf)
*/
i... |
be5590c384f3e57b1b556be0b88ec62246948315 | Analyze and fix the following issue in the Linux kernel code: drm/xe/vf: Enable CCS save/restore only on supported GUC versions | Problem Details:
CCS save/restore is supported starting with GuC 70.48.0 (compatibility
version 1.23.0). Gate the feature on the GuC firmware version and keep it
disabled on older or unsupported versions.
Fixes: f3009272ff2e ("drm/xe/vf: Create contexts for CCS read write")
Signed-off-by: Satyanarayana K V P <satyanar... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
index 9e4773a17ef8..9e2952c9c06a 100644
--- a/drivers/gpu/drm/xe/xe_device.c
+++ b/drivers/gpu/drm/xe/xe_device.c
@@ -950,7 +950,7 @@ int xe_device_probe(struct xe_device *xe)
xe_vsec_init(xe);
- err = xe_sriov_late_init(xe);
+ e... |
bdd5a14e660062114bdebaef9ad52adf04970a89 | Analyze and fix the following issue in the Linux kernel code: drm/bridge: ti-sn65dsi86: fix REFCLK setting | Problem Details:
The bridge has three bootstrap pins which are sampled to determine the
frequency of the external reference clock. The driver will also
(over)write that setting. But it seems this is racy after the bridge is
enabled. It was observed that although the driver write the correct
value (by sniffing on the I2... | ```diff
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 464390372b34..ae0d08e5e960 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -392,6 +392,17 @@ static int __maybe_unused ti_sn65dsi86_resume(struct device *dev)
gp... |
664596bd98bb251dd417dfd3f9b615b661e1e44a | Analyze and fix the following issue in the Linux kernel code: i2c: i801: Hide Intel Birch Stream SoC TCO WDT | Problem Details:
Hide the Intel Birch Stream SoC TCO WDT feature since it was removed.
On platforms with PCH TCO WDT, this redundant device might be rendering
errors like this:
[ 28.144542] sysfs: cannot create duplicate filename '/bus/platform/devices/iTCO_wdt'
Fixes: 8c56f9ef25a3 ("i2c: i801: Add support for Int... | ```diff
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index a7f89946dad4..e94ac746a741 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1052,7 +1052,7 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_P_SMBUS, FEATU... |
3d62ab32df065e4a7797204a918f6489ddb8a237 | Analyze and fix the following issue in the Linux kernel code: tracing: Fix tracing_marker may trigger page fault during preempt_disable | Problem Details:
Both tracing_mark_write and tracing_mark_raw_write call
__copy_from_user_inatomic during preempt_disable. But in some case,
__copy_from_user_inatomic may trigger page fault, and will call schedule()
subtly. And if a task is migrated to other cpu, the following warning will
be trigger:
if (RB_WA... | ```diff
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 1b7db732c0b1..2f1ae6c0ee81 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -7209,7 +7209,7 @@ static ssize_t write_marker_to_buffer(struct trace_array *tr, const char __user
entry = ring_buffer_event_data(event);
entry->ip = ip;
... |
6417ca85305ecaffef13cf9063ac35da8fba8500 | Analyze and fix the following issue in the Linux kernel code: bpftool: Add CET-aware symbol matching for x86_64 architectures | Problem Details:
Adjust symbol matching logic to account for Control-flow Enforcement
Technology (CET) on x86_64 systems. CET prefixes functions with
a 4-byte 'endbr' instruction, shifting the actual hook entry point to
symbol + 4.
Signed-off-by: Yuan Chen <chenyuan@kylinos.cn>
Signed-off-by: Daniel Borkmann <daniel@i... | ```diff
diff --git a/tools/bpf/bpftool/link.c b/tools/bpf/bpftool/link.c
index a773e05d5ade..bdcd717b0348 100644
--- a/tools/bpf/bpftool/link.c
+++ b/tools/bpf/bpftool/link.c
@@ -282,11 +282,52 @@ get_addr_cookie_array(__u64 *addrs, __u64 *cookies, __u32 count)
return data;
}
+static bool is_x86_ibt_enabled(void)
... |
5ddcb0cb9d10e6e70a68e0cb8f0b8e3a7eb8ccaf | Analyze and fix the following issue in the Linux kernel code: drm/msm/dsi/phy_7nm: Fix missing initial VCO rate | Problem Details:
Driver unconditionally saves current state on first init in
dsi_pll_7nm_init(), but does not save the VCO rate, only some of the
divider registers. The state is then restored during probe/enable via
msm_dsi_phy_enable() -> msm_dsi_phy_pll_restore_state() ->
dsi_7nm_pll_restore_state().
Restoring call... | ```diff
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
index eb912aa3937d..2c2bbda46c78 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
@@ -846,6 +846,12 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy)
... |
35fc531a59694f24a2456569cf7d1a9c6436841c | Analyze and fix the following issue in the Linux kernel code: ASoC: SOF: Intel: hda-stream: Fix incorrect variable used in error message | Problem Details:
The dev_err message is reporting an error about capture streams however
it is using the incorrect variable num_playback instead of num_capture.
Fix this by using the correct variable num_capture.
Fixes: a1d1e266b445 ("ASoC: SOF: Intel: Add Intel specific HDA stream operations")
Signed-off-by: Colin Ia... | ```diff
diff --git a/sound/soc/sof/intel/hda-stream.c b/sound/soc/sof/intel/hda-stream.c
index aa6b0247d5c9..a34f472ef175 100644
--- a/sound/soc/sof/intel/hda-stream.c
+++ b/sound/soc/sof/intel/hda-stream.c
@@ -890,7 +890,7 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev)
if (num_capture >= SOF_HDA_CAPTURE_STRE... |
46015e6b3ea75297b28d4806564f3f692cf11861 | Analyze and fix the following issue in the Linux kernel code: netfilter: ebtables: Use vmalloc_array() to improve code | Problem Details:
Remove array_size() calls and replace vmalloc() with vmalloc_array() to
simplify the code. vmalloc_array() is also optimized better, uses fewer
instructions, and handles overflow more concisely[1].
[1]: https://lore.kernel.org/lkml/abc66ec5-85a4-47e1-9759-2f60ab111971@vivo.com/
Signed-off-by: Qianfen... | ```diff
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 3e67d4aff419..5697e3949a36 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -920,8 +920,8 @@ static int translate_table(struct net *net, const char *name,
* if an error occurs
*/
... |
379b3c983fc0257c183052278832ac68e3ccd33b | Analyze and fix the following issue in the Linux kernel code: drm/xe: Fix incorrect migration of backed-up object to VRAM | Problem Details:
If an object is backed up to shmem it is incorrectly identified
as not having valid data by the move code. This means moving
to VRAM skips the -EMULTIHOP step and the bo is cleared. This
causes all sorts of weird behaviour on DGFX if an already evicted
object is targeted by the shrinker.
Fix this by u... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
index 1be2415966df..9954bb458ce1 100644
--- a/drivers/gpu/drm/xe/xe_bo.c
+++ b/drivers/gpu/drm/xe/xe_bo.c
@@ -819,8 +819,7 @@ static int xe_bo_move(struct ttm_buffer_object *ttm_bo, bool evict,
return ret;
}
- tt_has_data = ttm && (ttm_... |
a6099f263e1f408bcc7913c9df24b0677164fc5d | Analyze and fix the following issue in the Linux kernel code: net: ethernet: ti: am65-cpsw-nuss: Fix null pointer dereference for ndev | Problem Details:
In the TX completion packet stage of TI SoCs with CPSW2G instance, which
has single external ethernet port, ndev is accessed without being
initialized if no TX packets have been processed. It results into null
pointer dereference, causing kernel to crash. Fix this by having a check
on the number of TX ... | ```diff
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index ecd6ecac87bb..8b2364f5f731 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -1522,7 +1522,7 @@ static int am65_cpsw_nuss_tx_compl_packets(struct am65_cpsw... |
e27e34bc99413a29cafae02ad572ea3c9beba2ce | Analyze and fix the following issue in the Linux kernel code: net: mctp: usb: initialise mac header in RX path | Problem Details:
We're not currently setting skb->mac_header on ingress, and the netdev
core rx path expects it. Without it, we'll hit a warning on DEBUG_NETDEV
from commit 1e4033b53db4 ("net: skb_reset_mac_len() must check if
mac_header was set")
Initialise the mac_header to refer to the USB transport header.
Fixes:... | ```diff
diff --git a/drivers/net/mctp/mctp-usb.c b/drivers/net/mctp/mctp-usb.c
index 775a386d0aca..36ccc53b1797 100644
--- a/drivers/net/mctp/mctp-usb.c
+++ b/drivers/net/mctp/mctp-usb.c
@@ -183,6 +183,7 @@ static void mctp_usb_in_complete(struct urb *urb)
struct mctp_usb_hdr *hdr;
u8 pkt_len; /* length of MCTP p... |
773b27a8a2f00ce3134e92e50ea4794a98ba2b76 | Analyze and fix the following issue in the Linux kernel code: net: mctp: mctp_fraq_queue should take ownership of passed skb | Problem Details:
As of commit f5d83cf0eeb9 ("net: mctp: unshare packets when
reassembling"), we skb_unshare() in mctp_frag_queue(). The unshare may
invalidate the original skb pointer, so we need to treat the skb as
entirely owned by the fraq queue, even on failure.
Fixes: f5d83cf0eeb9 ("net: mctp: unshare packets whe... | ```diff
diff --git a/net/mctp/route.c b/net/mctp/route.c
index 2b2b958ef6a3..4d314e062ba9 100644
--- a/net/mctp/route.c
+++ b/net/mctp/route.c
@@ -378,6 +378,7 @@ static void mctp_skb_set_flow(struct sk_buff *skb, struct mctp_sk_key *key) {}
static void mctp_flow_prepare_output(struct sk_buff *skb, struct mctp_dev *de... |
727e914bbfbbda9e6efa5cb1abe4e96a949d576f | Analyze and fix the following issue in the Linux kernel code: PCI/MSI: Check MSI_FLAG_PCI_MSI_MASK_PARENT in cond_[startup|shutdown]_parent() | Problem Details:
For MSI controllers which only support MSI_FLAG_PCI_MSI_MASK_PARENT, the
newly added callback irq_startup() and irq_shutdown() for
pci_msi[x]_template will not unmask or mask the interrupt when startup()
resp. shutdown() is invoked. This prevents the interrupt from being
enabled resp. disabled.
Invok... | ```diff
diff --git a/drivers/pci/msi/irqdomain.c b/drivers/pci/msi/irqdomain.c
index e0a800f918e8..b11b7f63f0d6 100644
--- a/drivers/pci/msi/irqdomain.c
+++ b/drivers/pci/msi/irqdomain.c
@@ -154,6 +154,8 @@ static void cond_shutdown_parent(struct irq_data *data)
if (unlikely(info->flags & MSI_FLAG_PCI_MSI_STARTUP_P... |
6746c36c94dd5e6f82801cd844a750a5c3b89979 | Analyze and fix the following issue in the Linux kernel code: fsnotify: fix "rewriten"->"rewritten" | Problem Details:
Trivial fix to spelling mistake in comment text.
Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
Link: https://patch.msgid.link/20250808084213.230592-1-zhao.xichao@vivo.com
Signed-off-by: Jan Kara <jack@suse.cz> | ```diff
diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c
index cd7d11b0eb08..7c326ec2e8a8 100644
--- a/fs/notify/inotify/inotify_fsnotify.c
+++ b/fs/notify/inotify/inotify_fsnotify.c
@@ -10,7 +10,7 @@
* Copyright 2006 Hewlett-Packard Development Company, L.P.
*
* Copyright ... |
d6058316d16ee0d1861c0550051b2492efb54b79 | Analyze and fix the following issue in the Linux kernel code: leds: leds-lp55xx: Use correct address for memory programming | Problem Details:
Memory programming doesn't work for devices without page support.
For example, LP5562 has 3 engines but doesn't support pages,
the start address is changed depending on engine number.
According to datasheet [1], the PROG MEM register addresses for each
engine are as follows:
Engine 1: 0x10
Engine ... | ```diff
diff --git a/drivers/leds/leds-lp55xx-common.c b/drivers/leds/leds-lp55xx-common.c
index e71456a56ab8..fd447eb7eb15 100644
--- a/drivers/leds/leds-lp55xx-common.c
+++ b/drivers/leds/leds-lp55xx-common.c
@@ -212,7 +212,7 @@ int lp55xx_update_program_memory(struct lp55xx_chip *chip,
* For LED chip that support... |
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