id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
a675d1caa2041f05f6343fad67b04f8babf32217 | Analyze and fix the following issue in the Linux kernel code: selftests: netfilter: nft_concat_range.sh: add check for overlap detection bug | Problem Details:
without 'netfilter: nft_set_pipapo: fix range overlap detection':
reject overlapping range on add 0s [FAIL]
Returned success for add { 1.2.3.4 . 1.2.4.1-1.2.4.2 } given set:
table inet filter {
[..]
elements = { 1.2.3.4 . 1.2.4.1 counter packets 0 bytes 0,
1... | ```diff
diff --git a/tools/testing/selftests/net/netfilter/nft_concat_range.sh b/tools/testing/selftests/net/netfilter/nft_concat_range.sh
index ad97c6227f35..394166f224a4 100755
--- a/tools/testing/selftests/net/netfilter/nft_concat_range.sh
+++ b/tools/testing/selftests/net/netfilter/nft_concat_range.sh
@@ -29,7 +29,... |
7711f4bb4b360d9c0ff84db1c0ec91e385625047 | Analyze and fix the following issue in the Linux kernel code: netfilter: nft_set_pipapo: fix range overlap detection | Problem Details:
set->klen has to be used, not sizeof(). The latter only compares a
single register but a full check of the entire key is needed.
Example:
table ip t {
map s {
typeof iifname . ip saddr : verdict
flags interval
}
}
nft add element t s '{ "lo" . 10.0.0.0... | ```diff
diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c
index 112fe46788b6..6d77a5f0088a 100644
--- a/net/netfilter/nft_set_pipapo.c
+++ b/net/netfilter/nft_set_pipapo.c
@@ -1317,8 +1317,8 @@ static int nft_pipapo_insert(const struct net *net, const struct nft_set *set,
else
dup_end ... |
0287c960b15f27498d85cadf584bb59301ea2382 | Analyze and fix the following issue in the Linux kernel code: phy: core: Reinstate pm_runtime_enabled() check in phy_pm_runtime_put() | Problem Details:
On Koelsch (R-Car M2-W), during boot and s2ram:
phy phy-e6590100.usb-phy-controller.0: Runtime PM usage count underflow!
While phy_pm_runtime_get{,_sync}() and phy_pm_runtime_put_sync() still
contain pm_runtime_enabled() checks, the same check in
phy_pm_runtime_put() was deemed redundant and remo... | ```diff
diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
index 160ecb757d1d..e2a2a99d0697 100644
--- a/drivers/phy/phy-core.c
+++ b/drivers/phy/phy-core.c
@@ -195,6 +195,9 @@ void phy_pm_runtime_put(struct phy *phy)
if (!phy)
return;
+ if (!pm_runtime_enabled(&phy->dev))
+ return;
+
pm_runtime_put... |
95cc9e7cf03d3646abce4129d5c013af33a7df99 | Analyze and fix the following issue in the Linux kernel code: x86/kvm: Avoid freeing stack-allocated node in kvm_async_pf_queue_task | Problem Details:
kvm_async_pf_queue_task() can incorrectly try to kfree() a node
allocated on the stack of kvm_async_pf_task_wait_schedule().
This occurs when a task requests a PF while another task's PF request
with the same token is still pending. Since the token is derived from
the (u32)address in exc_page_fault(),... | ```diff
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index df78ddee0abb..37dc8465e0f5 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -89,6 +89,7 @@ struct kvm_task_sleep_node {
struct swait_queue_head wq;
u32 token;
int cpu;
+ bool dummy;
};
static struct kvm_task_sleep_head {... |
761dac9073cd67d4705a94cd1af674945a117f4c | Analyze and fix the following issue in the Linux kernel code: f2fs: fix to add gc count stat in f2fs_gc_range | Problem Details:
It missed the stat count in f2fs_gc_range.
Cc: stable@kernel.org
Fixes: 9bf1dcbdfdc8 ("f2fs: fix to account gc stats correctly")
Signed-off-by: Zhiguo Niu <zhiguo.niu@unisoc.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> | ```diff
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 6afd57fa5387..58b291d19f06 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -2096,6 +2096,7 @@ int f2fs_gc_range(struct f2fs_sb_info *sbi,
if (unlikely(f2fs_cp_error(sbi)))
return -EIO;
+ stat_inc_gc_call_count(sbi, FOREGROUND);
for (segno = start_seg; segn... |
3cb396a2c7905c3daed0b6b2c5806a95386f4581 | Analyze and fix the following issue in the Linux kernel code: f2fs: fix to do sanity check on nat entry of quota inode | Problem Details:
As Zhiguo reported, nat entry of quota inode could be corrupted:
"ino/block_addr=NULL_ADDR in nid=4 entry"
We'd better to do sanity check on quota inode to detect and record
nat.blk_addr inconsistency, so that we can have a chance to repair
it w/ later fsck.
Reported-by: Zhiguo Niu <zhiguo.niu@uniso... | ```diff
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 53cbce96f126..291a694fdaf0 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -4917,16 +4917,16 @@ static inline bool is_journalled_quota(struct f2fs_sb_info *sbi)
return false;
}
-static inline bool f2fs_quota_file(struct inode *inode)
+static inline boo... |
b69053dd3ffbc0d2dedbbc86182cdef6f641fe1b | Analyze and fix the following issue in the Linux kernel code: wifi: mt76: Remove blank line after mt792x firmware version dmesg | Problem Details:
An extra blank line gets printed after printing firmware version
because the build date is null terminated. Remove the "\n" from
dev_info() calls to print firmware version and build date to fix
the problem.
Reported-by: Mario Limonciello <superm1@gmail.com>
Signed-off-by: Shuah Khan <skhan@linuxfounda... | ```diff
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index fba7025ffd3f..0457712286d5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -3019,7 +3019,7 @@ int mt76_co... |
af7809f037e6e56f63a4d66b6a02826ce786af2c | Analyze and fix the following issue in the Linux kernel code: Revert "wifi: mt76: Strip whitespace from build ddate" | Problem Details:
This reverts commit f804a5895ebad2b2d4fb8a3688d2115926e993d5.
This change introduced the following panic, and mt792x_load_firmware()
fails. wifi is dead on systems with mt792x wireless.
kern :crit : kernel BUG at lib/string_helpers.c:1043!
kern :warn : Oops: invalid opcode: 0000 [#1] SMP NOPTI
ke... | ```diff
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index ea99167765b0..fba7025ffd3f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -3101,7 +3101,6 @@ int mt76_co... |
61868dc55a119a5e4b912d458fc2c48ba80a35fe | Analyze and fix the following issue in the Linux kernel code: dma-mapping: add DMA_ATTR_CPU_CACHE_CLEAN | Problem Details:
When multiple small DMA_FROM_DEVICE or DMA_BIDIRECTIONAL buffers share a
cacheline, and DMA_API_DEBUG is enabled, we get this warning:
cacheline tracking EEXIST, overlapping mappings aren't supported.
This is because when one of the mappings is removed, while another one
is active, CPU might write in... | ```diff
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 29ad2ce700f0..29973baa0581 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -79,6 +79,13 @@
*/
#define DMA_ATTR_MMIO (1UL << 10)
+/*
+ * DMA_ATTR_CPU_CACHE_CLEAN: Indicates the CPU will not dirty any ... |
c286e7e9d1f1f3d90ad11c37e896f582b02d19c4 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: veristat: fix printing order in output_stats() | Problem Details:
The order of the variables in the printf() doesn't match the text and
therefore veristat prints something like this:
Done. Processed 24 files, 0 programs. Skipped 62 files, 0 programs.
When it should print:
Done. Processed 24 files, 62 programs. Skipped 0 files, 0 programs.
Fix the order of variabl... | ```diff
diff --git a/tools/testing/selftests/bpf/veristat.c b/tools/testing/selftests/bpf/veristat.c
index e962f133250c..1be1e353d40a 100644
--- a/tools/testing/selftests/bpf/veristat.c
+++ b/tools/testing/selftests/bpf/veristat.c
@@ -2580,7 +2580,7 @@ static void output_stats(const struct verif_stats *s, enum resfmt f... |
0ddd3bb4b14c9102c0267b3fd916c81fe5ab89c1 | Analyze and fix the following issue in the Linux kernel code: drm/pl111: Fix error handling in pl111_amba_probe | Problem Details:
Jump to the existing dev_put label when devm_request_irq() fails
so drm_dev_put() and of_reserved_mem_device_release() run
instead of returning early and leaking resources.
Found via static analysis and code review.
Fixes: bed41005e617 ("drm/pl111: Initial drm/kms driver for pl111")
Cc: stable@vger.k... | ```diff
diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c
index 56ff6a3fb483..d7dc83cf7b00 100644
--- a/drivers/gpu/drm/pl111/pl111_drv.c
+++ b/drivers/gpu/drm/pl111/pl111_drv.c
@@ -295,7 +295,7 @@ static int pl111_amba_probe(struct amba_device *amba_dev,
variant->name, priv)... |
0eccd4acd6bdcd25fef5507e002b69aed70b47ed | Analyze and fix the following issue in the Linux kernel code: selftests/ftrace: Test toplevel-enable for instance | Problem Details:
'available_events' is actually not required by
'test.d/event/toplevel-enable.tc' and its Existence has been tested in
'test.d/00basic/basic4.tc'.
So the require of 'available_events' can be dropped and then we can add
'instance' flag to test 'test.d/event/toplevel-enable.tc' for instance.
Test result... | ```diff
diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
index 93c10ea42a68..8b8e1aea985b 100644
--- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-ena... |
b889b4fb4cbea3ca7eb9814075d6a51936394bd9 | Analyze and fix the following issue in the Linux kernel code: selftests/ftrace: traceonoff_triggers: strip off names | Problem Details:
The func_traceonoff_triggers.tc sometimes goes to fail
on my board, Kunpeng-920.
[root@localhost]# ./ftracetest ./test.d/ftrace/func_traceonoff_triggers.tc -l fail.log
=== Ftrace unit tests ===
[1] ftrace - test for function traceon/off triggers [FAIL]
[2] (instance) ftrace - test for function tr... | ```diff
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
index aee22289536b..1b57771dbfdf 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
+++ b/tools/testing/selftests/ft... |
d63d868b312478523670b76007dcc5eaedc3ee07 | Analyze and fix the following issue in the Linux kernel code: iio: test: drop dangling symbol in gain-time-scale helpers | Problem Details:
The code for this never went upstream. It was replaced by other code,
so this should be dropped.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216748
Fixes: cf996f039679 ("iio: test: test gain-time-scale helpers")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Cameron ... | ```diff
diff --git a/drivers/iio/test/Kconfig b/drivers/iio/test/Kconfig
index 6e65e929791c..4fc17dd0dcd7 100644
--- a/drivers/iio/test/Kconfig
+++ b/drivers/iio/test/Kconfig
@@ -8,7 +8,6 @@ config IIO_GTS_KUNIT_TEST
tristate "Test IIO gain-time-scale helpers" if !KUNIT_ALL_TESTS
depends on KUNIT
select IIO_GTS_H... |
fe1846f61a82645f94d13ef2e6751f6cf69c60de | Analyze and fix the following issue in the Linux kernel code: iio: dac: adi-axi-dac: Make use of a local struct device variable | Problem Details:
Use a local struct device variable to improve readability in some code
paths during probe. While at it, fix some line breaks not properly
aligned to the open parenthesis.
Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> | ```diff
diff --git a/drivers/iio/dac/adi-axi-dac.c b/drivers/iio/dac/adi-axi-dac.c
index 0d525272a8a8..851d837d7ced 100644
--- a/drivers/iio/dac/adi-axi-dac.c
+++ b/drivers/iio/dac/adi-axi-dac.c
@@ -885,34 +885,35 @@ static const struct regmap_config axi_dac_regmap_config = {
static int axi_dac_probe(struct platform... |
0aaff7b109037c0a45def1bed7b76ffaf253f7d0 | Analyze and fix the following issue in the Linux kernel code: kselftest/anon_inode: replace null pointers with empty arrays | Problem Details:
Make use of empty (NULL-terminated) array instead of NULL pointer to
avoid compiler errors while maintaining the behavior of the function
intact
[] Testing:
The diff between before and after of running the kselftest test of the
module shows no regression on system with x86 architecture
[] Error log:
... | ```diff
diff --git a/tools/testing/selftests/filesystems/anon_inode_test.c b/tools/testing/selftests/filesystems/anon_inode_test.c
index 94c6c81c2301..2c4c50500116 100644
--- a/tools/testing/selftests/filesystems/anon_inode_test.c
+++ b/tools/testing/selftests/filesystems/anon_inode_test.c
@@ -42,7 +42,10 @@ TEST(anon_... |
673a55cc49dafe47defb9ad76a73987fe89e5d70 | Analyze and fix the following issue in the Linux kernel code: kselftest/coredump: use __builtin_trap() instead of null pointer | Problem Details:
Use __builtin_trap() to truly crash the program instead of dereferencing
null pointer which may be optimized by the compiler preventing the crash
from occurring
[] Testing:
The diff between before and after of running the kselftest test of the
module shows no regression on system with x86 architecture... | ```diff
diff --git a/tools/testing/selftests/coredump/coredump_test_helpers.c b/tools/testing/selftests/coredump/coredump_test_helpers.c
index a6f6d5f2ae07..5c8adee63641 100644
--- a/tools/testing/selftests/coredump/coredump_test_helpers.c
+++ b/tools/testing/selftests/coredump/coredump_test_helpers.c
@@ -56,7 +56,7 @@... |
1a8fa7faf4890d201aad4f5d4943f74d840cd0ba | Analyze and fix the following issue in the Linux kernel code: resolve_btfids: Implement --patch_btfids | Problem Details:
Recent changes in BTF generation [1] rely on ${OBJCOPY} command to
update .BTF_ids section data in target ELF files.
This exposed a bug in llvm-objcopy --update-section code path, that
may lead to corruption of a target ELF file. Specifically, because of
the bug st_shndx of some symbols may be (incorr... | ```diff
diff --git a/scripts/gen-btf.sh b/scripts/gen-btf.sh
index 12244dbe097c..0aec86615416 100755
--- a/scripts/gen-btf.sh
+++ b/scripts/gen-btf.sh
@@ -123,7 +123,7 @@ embed_btf_data()
fi
local btf_ids="${ELF_FILE}.BTF_ids"
if [ -f "${btf_ids}" ]; then
- ${OBJCOPY} --update-section .BTF_ids=${btf_ids} ${ELF_F... |
4a9ba211d0264131dcfca0cbc10bff5ff277ff0a | Analyze and fix the following issue in the Linux kernel code: bus: mhi: host: Drop the auto_queue support | Problem Details:
Now that the only user of the 'auto_queue' feature, (QRTR) has been
converted to manage the buffers on its own, drop the code related to it.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
Reviewed-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
Reviewed-by: Jeff Hugo <j... | ```diff
diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c
index 099be8dd1900..b020a6489c07 100644
--- a/drivers/bus/mhi/host/init.c
+++ b/drivers/bus/mhi/host/init.c
@@ -841,18 +841,8 @@ static int parse_ch_cfg(struct mhi_controller *mhi_cntrl,
mhi_chan->lpm_notify = ch_cfg->lpm_notify;
mhi_c... |
51731792a25cb312ca94cdccfa139eb46de1b2ef | Analyze and fix the following issue in the Linux kernel code: net: qrtr: Drop the MHI auto_queue feature for IPCR DL channels | Problem Details:
MHI stack offers the 'auto_queue' feature, which allows the MHI stack to
auto queue the buffers for the RX path (DL channel). Though this feature
simplifies the client driver design, it introduces race between the client
drivers and the MHI stack. For instance, with auto_queue, the 'dl_callback'
for th... | ```diff
diff --git a/drivers/accel/qaic/mhi_controller.c b/drivers/accel/qaic/mhi_controller.c
index 13a14c6c6168..4d787f77ce41 100644
--- a/drivers/accel/qaic/mhi_controller.c
+++ b/drivers/accel/qaic/mhi_controller.c
@@ -39,7 +39,6 @@ static const struct mhi_channel_config aic100_channels[] = {
.lpm_notify = false... |
4fe2bd195435e71c117983d87f278112c5ab364c | Analyze and fix the following issue in the Linux kernel code: drm/i915/gem: Zero-initialize the eb.vma array in i915_gem_do_execbuffer | Problem Details:
Initialize the eb.vma array with values of 0 when the eb structure is
first set up. In particular, this sets the eb->vma[i].vma pointers to
NULL, simplifying cleanup and getting rid of the bug described below.
During the execution of eb_lookup_vmas(), the eb->vma array is
successively filled up with s... | ```diff
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index b057c2fa03a4..d49e96f9be51 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -951,13 +951,13 @@ static int eb_lookup_vmas(struct i9... |
86c946bcc00f6390ef65e9614ae60a9377e454f8 | Analyze and fix the following issue in the Linux kernel code: wifi: rtl8xxxu: fix slab-out-of-bounds in rtl8xxxu_sta_add | Problem Details:
The driver does not set hw->sta_data_size, which causes mac80211 to
allocate insufficient space for driver private station data in
__sta_info_alloc(). When rtl8xxxu_sta_add() accesses members of
struct rtl8xxxu_sta_info through sta->drv_priv, this results in a
slab-out-of-bounds write.
KASAN report on... | ```diff
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/core.c b/drivers/net/wireless/realtek/rtl8xxxu/core.c
index c06ad064f37c..f9a527f6a175 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/core.c
@@ -7826,6 +7826,7 @@ static int rtl8xxxu_probe(struct usb_interf... |
bb85d206be208bbf834883e948125a35ac59993a | Analyze and fix the following issue in the Linux kernel code: samples/ftrace: Adjust LoongArch register restore order in direct calls | Problem Details:
Ensure that in the ftrace direct call logic, the CPU register state
(with ra = parent return address) is restored to the correct state after
the execution of the custom trampoline function and before returning to
the traced function. Additionally, guarantee the correctness of the jump
logic for jr t0 (... | ```diff
diff --git a/samples/ftrace/ftrace-direct-modify.c b/samples/ftrace/ftrace-direct-modify.c
index da3a9f2091f5..1ba1927b548e 100644
--- a/samples/ftrace/ftrace-direct-modify.c
+++ b/samples/ftrace/ftrace-direct-modify.c
@@ -176,8 +176,8 @@ asm (
" st.d $t0, $sp, 0\n"
" st.d $ra, $sp, 8\n"
" bl my_direct_func1... |
73721d8676771c6c7b06d4e636cc053fc76afefd | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Enhance the bpf_arch_text_poke() function | Problem Details:
Enhance the bpf_arch_text_poke() function to enable accurate location
of BPF program entry points.
When modifying the entry point of a BPF program, skip the "move t0, ra"
instruction to ensure the correct logic and copy of the jump address.
Cc: stable@vger.kernel.org
Fixes: 677e6123e3d2 ("LoongArch: ... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 9f6e93343b6e..d1d5a65308b9 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -1309,15 +1309,30 @@ int bpf_arch_text_poke(void *ip, enum bpf_text_poke_type old_t,
{
int ret;
bool is_call;
+ unsigned ... |
26138762d9a27a7f1c33f467c4123c600f64a36e | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Enable trampoline-based tracing for module functions | Problem Details:
Remove the previous restrictions that blocked the tracing of kernel
module functions. Fix the issue that previously caused kernel lockups
when attempting to trace module functions.
Before entering the trampoline code, the return address register ra
shall store the address of the next assembly instruct... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index e6aeaec46969..9f6e93343b6e 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -1284,7 +1284,7 @@ static int emit_jump_or_nops(void *target, void *ip, u32 *insns, bool is_call)
return 0;
}
- return ... |
61319d15a56093358c6822d30659fe2941f589f1 | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Adjust the jump offset of tail calls | Problem Details:
Call the next bpf prog and skip the first instruction of TCC
initialization.
A total of 7 instructions are skipped:
'move t0, ra' 1 inst
'move_imm + jirl' 5 inst
'addid REG_TCC, zero, 0' 1 inst
Relevant test cases: the tailcalls test item in selftests/bpf.
Cc: stable@vger.kernel.org
Fixes: 677e61... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 9729c0ff7bfc..e6aeaec46969 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -239,7 +239,7 @@ static void __build_epilogue(struct jit_ctx *ctx, bool is_tail_call)
* Call the next bpf prog and skip th... |
d314e1f48260cef3f869e3edc02a02c8a48b08e1 | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Save return address register ra to t0 before trampoline | Problem Details:
Modify the build_prologue() function to ensure the return address
register ra is saved to t0 before entering trampoline operations.
This change ensures the accurate return address handling when a BPF
program calls another BPF program, preventing errors in the BPF-to-BPF
call chain.
Cc: stable@vger.ker... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 766ded335fd8..9729c0ff7bfc 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -139,6 +139,7 @@ static void build_prologue(struct jit_ctx *ctx)
stack_adjust = round_up(stack_adjust, 16);
stack_adjust +... |
eb71f5c433e1c6dff089b315881dec40a88a7baf | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Zero-extend bpf_tail_call() index | Problem Details:
The bpf_tail_call() index should be treated as a u32 value. Let's
zero-extend it to avoid calling wrong BPF progs. See similar fixes
for x86 [1]) and arm64 ([2]) for more details.
[1]: https://github.com/torvalds/linux/commit/90caccdd8cc0215705f18b92771b449b01e2474a
[2]: https://github.com/torvald... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 5352d0c30fb2..766ded335fd8 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -280,6 +280,8 @@ static int emit_bpf_tail_call(struct jit_ctx *ctx, int insn)
* goto out;
*/
tc_ninsn = insn ? ctx->o... |
3f5a238f24d7b75f9efe324d3539ad388f58536e | Analyze and fix the following issue in the Linux kernel code: LoongArch: BPF: Sign extend kfunc call arguments | Problem Details:
The kfunc calls are native calls so they should follow LoongArch calling
conventions. Sign extend its arguments properly to avoid kernel panic.
This is done by adding a new emit_abi_ext() helper. The emit_abi_ext()
helper performs extension in place meaning a value already store in the
target register ... | ```diff
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 8dc58781b8eb..5352d0c30fb2 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -950,6 +950,22 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, bool ext
emit_insn(ctx, ldd, REG... |
45cb47c628dfbd1994c619f3eac271a780602826 | Analyze and fix the following issue in the Linux kernel code: LoongArch: Refactor register restoration in ftrace_common_return | Problem Details:
Refactor the register restoration sequence in the ftrace_common_return
function to clearly distinguish between the logic of normal returns and
direct call returns in function tracing scenarios. The logic is as
follows:
1. In the case of a normal return, the execution flow returns to the
traced functio... | ```diff
diff --git a/arch/loongarch/kernel/mcount_dyn.S b/arch/loongarch/kernel/mcount_dyn.S
index d6b474ad1d5e..5729c20e5b8b 100644
--- a/arch/loongarch/kernel/mcount_dyn.S
+++ b/arch/loongarch/kernel/mcount_dyn.S
@@ -94,7 +94,6 @@ SYM_INNER_LABEL(ftrace_graph_call, SYM_L_GLOBAL)
* at the callsite, so there is no ne... |
9bdc1ab5e4ce6f066119018d8f69631a46f9c5a0 | Analyze and fix the following issue in the Linux kernel code: LoongArch: Enable exception fixup for specific ADE subcode | Problem Details:
This patch allows the LoongArch BPF JIT to handle recoverable memory
access errors generated by BPF_PROBE_MEM* instructions.
When a BPF program performs memory access operations, the instructions
it executes may trigger ADEM exceptions. The kernel’s built-in BPF
exception table mechanism (EX_TYPE_BPF)... | ```diff
diff --git a/arch/loongarch/kernel/traps.c b/arch/loongarch/kernel/traps.c
index 004b8ebf0051..5d49b742e3bf 100644
--- a/arch/loongarch/kernel/traps.c
+++ b/arch/loongarch/kernel/traps.c
@@ -535,10 +535,15 @@ out:
asmlinkage void noinstr do_ade(struct pt_regs *regs)
{
irqentry_state_t state = irqentry_enter... |
d5be446948b379f1d1a8e7bc6656d13f44c5c7b1 | Analyze and fix the following issue in the Linux kernel code: LoongArch: Set correct protection_map[] for VM_NONE/VM_SHARED | Problem Details:
For 32BIT platform _PAGE_PROTNONE is 0, so set a VMA to be VM_NONE or
VM_SHARED will make pages non-present, then cause Oops with kernel page
fault.
Fix it by set correct protection_map[] for VM_NONE/VM_SHARED, replacing
_PAGE_PROTNONE with _PAGE_PRESENT.
Signed-off-by: Huacai Chen <chenhuacai@loongs... | ```diff
diff --git a/arch/loongarch/mm/cache.c b/arch/loongarch/mm/cache.c
index 6be04d36ca07..496916845ff7 100644
--- a/arch/loongarch/mm/cache.c
+++ b/arch/loongarch/mm/cache.c
@@ -160,8 +160,8 @@ void cpu_cache_init(void)
static const pgprot_t protection_map[16] = {
[VM_NONE] = __pgprot(_CACHE_CC | _PAGE_US... |
641ecc890038f08af160bdff5183b6b42d2313b5 | Analyze and fix the following issue in the Linux kernel code: riscv: fix KUnit test_kprobes crash when building with Clang | Problem Details:
Clang misinterprets the placement of test_kprobes_addresses and
test_kprobes_functions arrays when they are not explicitly assigned
to a data section. This can lead to kmalloc_array() allocation
errors and KUnit failures.
When testing the Clang-compiled code in QEMU, this warning was emitted:
WARNING... | ```diff
diff --git a/arch/riscv/kernel/tests/kprobes/test-kprobes-asm.S b/arch/riscv/kernel/tests/kprobes/test-kprobes-asm.S
index b951d0f12482..f16deee9e091 100644
--- a/arch/riscv/kernel/tests/kprobes/test-kprobes-asm.S
+++ b/arch/riscv/kernel/tests/kprobes/test-kprobes-asm.S
@@ -181,6 +181,7 @@ SYM_FUNC_END(test_kpr... |
25fd7ee7bf58ac3ec7be3c9f82ceff153451946c | Analyze and fix the following issue in the Linux kernel code: riscv: Sanitize syscall table indexing under speculation | Problem Details:
The syscall number is a user-controlled value used to index into the
syscall table. Use array_index_nospec() to clamp this value after the
bounds check to prevent speculative out-of-bounds access and subsequent
data leakage via cache side channels.
Signed-off-by: Lukas Gerlach <lukas.gerlach@cispa.de>... | ```diff
diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c
index 80230de167de..47afea4ff1a8 100644
--- a/arch/riscv/kernel/traps.c
+++ b/arch/riscv/kernel/traps.c
@@ -339,8 +339,10 @@ void do_trap_ecall_u(struct pt_regs *regs)
add_random_kstack_offset();
- if (syscall >= 0 && syscall < NR_syscal... |
66562b66dcbc8f93c1e28632299f449bb2f5c47d | Analyze and fix the following issue in the Linux kernel code: riscv: boot: Always make Image from vmlinux, not vmlinux.unstripped | Problem Details:
Since commit 4b47a3aefb29 ("kbuild: Restore pattern to avoid stripping
.rela.dyn from vmlinux") vmlinux has .rel*.dyn preserved. Therefore, use
vmlinux to produce Image, not vmlinux.unstripped.
Doing so fixes booting a RELOCATABLE=y Image with kexec. The problem is
caused by this chain of events:
- S... | ```diff
diff --git a/arch/riscv/boot/Makefile b/arch/riscv/boot/Makefile
index bfc3d0b75b9b..5301adf5f3f5 100644
--- a/arch/riscv/boot/Makefile
+++ b/arch/riscv/boot/Makefile
@@ -31,11 +31,7 @@ $(obj)/xipImage: vmlinux FORCE
endif
-ifdef CONFIG_RELOCATABLE
-$(obj)/Image: vmlinux.unstripped FORCE
-else
$(obj)/Imag... |
fc5ff2500976cd2710a7acecffd12d95ee4f98fc | Analyze and fix the following issue in the Linux kernel code: io_uring: use GFP_NOWAIT for overflow CQEs on legacy rings | Problem Details:
Allocate the overflowing CQE with GFP_NOWAIT instead of GFP_ATOMIC. This
changes causes allocations to fail earlier in out-of-memory situations,
rather than being deferred. Using GFP_ATOMIC allows a process to exceed
memory limits.
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=220794
Signed-off-... | ```diff
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 6cb24cdf8e68..709943fedaf4 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -864,7 +864,7 @@ static __cold bool io_cqe_overflow_locked(struct io_ring_ctx *ctx,
{
struct io_overflow_cqe *ocqe;
- ocqe = io_alloc_ocqe(ctx, cqe, big_cqe,... |
f597664454bde5ac45ceaf24da55b590ccfa60e3 | Analyze and fix the following issue in the Linux kernel code: bpf: bpf_scc_visit instance and backedges accumulation for bpf_loop() | Problem Details:
Calls like bpf_loop() or bpf_for_each_map_elem() introduce loops that
are not explicitly present in the control-flow graph. The verifier
processes such calls by repeatedly interpreting the callback function
body within the same verification path (until the current state
converges with a previous state)... | ```diff
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 2de1a736ef69..0baae7828af2 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -19830,8 +19830,10 @@ static int is_state_visited(struct bpf_verifier_env *env, int insn_idx)
}
}
if (bpf_calls_callback(env, insn_idx)) {
- ... |
4c9f6a782f6078dc94450fcb22e65d520bfa0775 | Analyze and fix the following issue in the Linux kernel code: rust: driver: fix broken intra-doc links to example driver types | Problem Details:
The `auxiliary` and `pci` modules are conditional on
`CONFIG_AUXILIARY_BUS` and `CONFIG_PCI` respectively. When these are
disabled, the intra-doc links to `auxiliary::Driver` and `pci::Driver`
break, causing rustdoc warnings (or errors with `-D warnings`).
error: unresolved link to `kernel::auxiliary:... | ```diff
diff --git a/rust/kernel/driver.rs b/rust/kernel/driver.rs
index 9beae2e3d57e..649d06468f41 100644
--- a/rust/kernel/driver.rs
+++ b/rust/kernel/driver.rs
@@ -33,7 +33,14 @@
//! }
//! ```
//!
-//! For specific examples see [`auxiliary::Driver`], [`pci::Driver`] and [`platform::Driver`].
+//! For specific exa... |
317a5df78f24bd77fb770a26eb85bf39620592e0 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: Fix verifier_arena_large/big_alloc3 test | Problem Details:
The big_alloc3() test tries to allocate 2051 pages at once in
non-sleepable context and this can fail sporadically on resource
contrained systems, so skip this test in case of such failures.
Signed-off-by: Puranjay Mohan <puranjay@kernel.org>
Link: https://lore.kernel.org/r/20251230195134.599463-1-pur... | ```diff
diff --git a/tools/testing/selftests/bpf/progs/verifier_arena_large.c b/tools/testing/selftests/bpf/progs/verifier_arena_large.c
index 4ca491cbe8d1..5f7e7afee169 100644
--- a/tools/testing/selftests/bpf/progs/verifier_arena_large.c
+++ b/tools/testing/selftests/bpf/progs/verifier_arena_large.c
@@ -300,7 +300,7 ... |
33d589ed60ae433b483761987b85e0d24e54584e | Analyze and fix the following issue in the Linux kernel code: smack: /smack/doi: accept previously used values | Problem Details:
Writing to /smack/doi a value that has ever been
written there in the past disables networking for
non-ambient labels.
E.g.
# cat /smack/doi
3
# netlabelctl -p cipso list
Configured CIPSO mappings (1)
DOI value : 3
mapping type : PASS_THROUGH
# netlabelctl -p map list
... | ```diff
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index e611e0fb5620..8919e330d2f6 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -70,6 +70,7 @@ enum smk_inos {
static DEFINE_MUTEX(smack_cipso_lock);
static DEFINE_MUTEX(smack_ambient_lock);
static DEFINE_MUTEX(smk_net4... |
19c013e1551bf51e1493da1270841d60e4fd3f15 | Analyze and fix the following issue in the Linux kernel code: smack: /smack/doi must be > 0 | Problem Details:
/smack/doi allows writing and keeping negative doi values.
Correct values are 0 < doi <= (max 32-bit positive integer)
(2008-02-04, Casey Schaufler)
Fixes: e114e473771c ("Smack: Simplified Mandatory Access Control Kernel")
Signed-off-by: Konstantin Andreev <andreev@swemel.ru>
Signed-off-by: Casey Sch... | ```diff
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index 2a9d3f2ebbe1..e611e0fb5620 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -141,7 +141,7 @@ struct smack_parsed_rule {
int smk_access2;
};
-static int smk_cipso_doi_value = SMACK_CIPSO_DOI_DEFAULT;
+static u32 ... |
e877cbb4531c932312b65eeb4f577845482862d1 | Analyze and fix the following issue in the Linux kernel code: security: smack: fix indentation in smack_access.c | Problem Details:
Replace spaces in code indent with tab character.
Signed-off-by: Taimoor Zaeem <taimoorzaeem@gmail.com>
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com> | ```diff
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c
index fc507dcc7ea5..86ad910d5631 100644
--- a/security/smack/smack_access.c
+++ b/security/smack/smack_access.c
@@ -392,7 +392,7 @@ void smack_log(char *subject_label, char *object_label, int request,
}
#else /* #ifdef CONFIG_AUDIT */
... |
600605853f87a4b1c3530a63f78a3541633402b0 | Analyze and fix the following issue in the Linux kernel code: scripts/gen-btf.sh: Fix .btf.o generation when compiling for RISCV | Problem Details:
gen-btf.sh emits a .btf.o file with BTF sections to be linked into
vmlinux in link-vmlinux.sh
This .btf.o file is created by compiling an emptystring with ${CC},
and then adding BTF sections into it with ${OBJCOPY}.
To ensure the .btf.o is linkable when cross-compiling with LLVM, we
have to also pass... | ```diff
diff --git a/scripts/gen-btf.sh b/scripts/gen-btf.sh
index 06c6d8becaa2..12244dbe097c 100755
--- a/scripts/gen-btf.sh
+++ b/scripts/gen-btf.sh
@@ -96,7 +96,7 @@ gen_btf_o()
# deletes all symbols including __start_BTF and __stop_BTF, which will
# be redefined in the linker script.
info OBJCOPY "${btf_data}... |
0cc13256b60510936c34098ee7b929098eed823b | Analyze and fix the following issue in the Linux kernel code: PCI: qcom: Remove ASPM L0s support for MSM8996 SoC | Problem Details:
Though I couldn't confirm ASPM L0s support with the Qcom hardware team, a
bug report from Dmitry suggests that L0s is broken on this legacy SoC.
Hence, remove L0s support from the Root Port Link Capabilities in this SoC.
Since qcom_pcie_clear_aspm_l0s() is now used by more than one SoC config,
call it... | ```diff
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 7b92e7a1c0d9..5a318487b2b3 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1047,7 +1047,6 @@ static int qcom_pcie_post_init_2_7_0(struct qcom_pcie *pcie)
wri... |
4b86eff47e205819eb862097493ec20e25ac8f56 | Analyze and fix the following issue in the Linux kernel code: PCI: rzg3s-host: Use pci_generic_config_write() for the root bus | Problem Details:
The Renesas RZ/G3S host controller allows writing to read-only PCIe
configuration registers when the RZG3S_PCI_PERM_CFG_HWINIT_EN bit is set in
the RZG3S_PCI_PERM register. However, callers of struct pci_ops::write
expect the semantics defined by the PCIe specification, meaning that writes
to read-only... | ```diff
diff --git a/drivers/pci/controller/pcie-rzg3s-host.c b/drivers/pci/controller/pcie-rzg3s-host.c
index 83ec66a70823..ae6d9c7dc2c1 100644
--- a/drivers/pci/controller/pcie-rzg3s-host.c
+++ b/drivers/pci/controller/pcie-rzg3s-host.c
@@ -439,28 +439,9 @@ static void __iomem *rzg3s_pcie_root_map_bus(struct pci_bus ... |
2cca8d79709e1debd27da5dcae2abc859f41db70 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: PCI: socionext,uniphier-pcie: Fix interrupt controller node name | Problem Details:
The child node name in use by .dts files and the driver is
"legacy-interrupt-controller", not "interrupt-controller".
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://p... | ```diff
diff --git a/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml b/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml
index c07b0ed51613..8a2f1eef51bd 100644
--- a/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/socion... |
c816ba1dcd931b9db8d66c71e1ae34ddcdbf968f | Analyze and fix the following issue in the Linux kernel code: EDAC/amd64: Avoid a -Wformat-security warning | Problem Details:
Using a variable as a format string causes a (default-disabled) warning:
drivers/edac/amd64_edac.c: In function 'per_family_init':
drivers/edac/amd64_edac.c:3914:17: error: format not a string literal and no format arguments [-Werror=format-security]
3914 | scnprintf(pvt->ctl_na... | ```diff
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 2391f3469961..63fca0ee2c23 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3911,7 +3911,7 @@ static int per_family_init(struct amd64_pvt *pvt)
}
if (tmp_name)
- scnprintf(pvt->ctl_name, sizeof(pvt->ctl_nam... |
65155d1682db63ad3e1e54ccfc4b0d415616a38d | Analyze and fix the following issue in the Linux kernel code: drm/mediatek: Move DP training to hotplug thread | Problem Details:
By adjusting the order of link training and relocating it to HPD,
link training can identify the usability of each lane in the current link.
It also supports handling signal instability and weakness due to
environmental issues, enabling the acquisition of a stable bandwidth
for the current link. Subse... | ```diff
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index b0b1e158600f..5e67dab6e2e9 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1976,6 +1976,7 @@ static irqreturn_t mtk_dp_hpd_event_thread(int hpd, void *dev)
struct mtk_dp *mtk_dp ... |
10845a105bbcb030647a729f1716c2309da71d33 | Analyze and fix the following issue in the Linux kernel code: blk-mq: skip CPU offline notify on unmapped hctx | Problem Details:
If an hctx has no software ctx mapped, blk_mq_map_swqueue() never
allocates tags and leaves hctx->tags NULL. The CPU hotplug offline
notifier can still run for that hctx, return early since hctx cannot
hold any requests.
Signed-off-by: Cong Zhang <cong.zhang@oss.qualcomm.com>
Fixes: bf0beec0607d ("blk... | ```diff
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 1978eef95dca..eff4f72ce83b 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -3721,7 +3721,7 @@ static int blk_mq_hctx_notify_offline(unsigned int cpu, struct hlist_node *node)
struct blk_mq_hw_ctx, cpuhp_online);
int ret = 0;
- if (blk_mq_hctx_has_on... |
1384cc00bc5f444ddfb66e027fb20c33844b21e1 | Analyze and fix the following issue in the Linux kernel code: drm/mediatek: mtk_hdmi_ddc_v2: Fix multi-byte writes | Problem Details:
Currently, the mtk_hdmi_ddc_v2 driver sends a i2c message by calling
the mtk_ddc_wr_one function for each byte of the payload to setup
SI2C_CTRL and DDC_CTRL registers, and perform a sequential write
transfer of one byte at a time to the target device. This leads to
incorrect transfers as the target ad... | ```diff
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
index 6ae7cbba8cb6..d937219fdb7e 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
@@ -66,11 +66,19 @@ static int mtk_ddc_check_and_rise_low_bus(struct mtk_... |
2788c969d89afb1e6ff66b8530584a634d1327dd | Analyze and fix the following issue in the Linux kernel code: drm/mediatek: mtk_hdmi_ddc_v2: Add transfer abort on timeout cases | Problem Details:
During a read or write transfer, the mtk_hdmi_ddc_v2 driver polls the
DDC_I2C_IN_PROG bit of HPD_DDC_STATUS register to check if the transfer
completes but do no particular action if a timeout is reached. It could
lead the next transfer attempts to fail because the faulty transfer was
not aborted. So, ... | ```diff
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
index b844e2c10f28..6ae7cbba8cb6 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc_v2.c
@@ -96,6 +96,11 @@ static int mtk_ddc_wr_one(struct mtk_hdmi_ddc *ddc, u1... |
4e7fd55411faf6c1abfa2ddd1504713b2006d166 | Analyze and fix the following issue in the Linux kernel code: drm/mediatek: mtk_hdmi_v2: Fix return type of mtk_hdmi_v2_tmds_char_rate_valid() | Problem Details:
When building with -Wincompatible-function-pointer-types-strict, a
warning designed to catch kernel control flow integrity (kCFI) issues at
build time, there is an instance in the new HDMI v2 drm/mediatek code:
drivers/gpu/drm/mediatek/mtk_hdmi_v2.c:1331:31: error: incompatible function pointer type... | ```diff
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c b/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c
index c272e1e74b7d..454b8b93b834 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c
@@ -1120,9 +1120,10 @@ static void mtk_hdmi_v2_hpd_disable(struct drm_bridge *bridge)
m... |
2de5bdc2d9819d645b4d0e91d3a520b7fee87294 | Analyze and fix the following issue in the Linux kernel code: drm/mediatek: Fix platform_get_irq() error checking | Problem Details:
The platform_get_irq() function returns negative error codes on failure
and positive non-zero IRQ numbers on success. It never returns NULL. Fix
the error checking to look for negatives, and change "hdmi->irq" from
unsigned int to just int.
Fixes: 8d0f79886273 ("drm/mediatek: Introduce HDMI/DDC v2 fo... | ```diff
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c
index e78eb0876f16..bd7f8c56ec9c 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c
@@ -303,7 +303,7 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *h... |
3009738a855cf938bbfc9078bec725031ae623a4 | Analyze and fix the following issue in the Linux kernel code: mmc: sdhci-of-dwcmshc: Prevent illegal clock reduction in HS200/HS400 mode | Problem Details:
When operating in HS200 or HS400 timing modes, reducing the clock frequency
below 52MHz will lead to link broken as the Rockchip DWC MSHC controller
requires maintaining a minimum clock of 52MHz in these modes.
Add a check to prevent illegal clock reduction through debugfs:
root@debian:/# echo 500000... | ```diff
diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index 51949cde0958..204830b40587 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -739,6 +739,13 @@ static void dwcmshc_rk3568_set_clock(struct sdhci_host *host, unsigned int clock... |
fa2fd0b10f66b08bc44745feed1761d7c1539d6e | Analyze and fix the following issue in the Linux kernel code: smb: client: fix UBSAN array-index-out-of-bounds in smb2_copychunk_range | Problem Details:
struct copychunk_ioctl_req::ChunkCount is annotated with
__counted_by_le() as the number of elements in Chunks[].
smb2_copychunk_range reuses ChunkCount to store the number of chunks
sent in the current iteration. If a later iteration populates more
chunks than a previous one, the stale smaller value ... | ```diff
diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c
index a16ded46b5a2..c1aaf77e187b 100644
--- a/fs/smb/client/smb2ops.c
+++ b/fs/smb/client/smb2ops.c
@@ -1905,6 +1905,12 @@ retry:
src_off_prev = src_off;
dst_off_prev = dst_off;
+ /*
+ * __counted_by_le(ChunkCount): set to allocated chunk... |
d1a6f1259b0bb415107e83f6403a2ecb945d042f | Analyze and fix the following issue in the Linux kernel code: ARM: dts: microchip: lan966x: Fix the access to the PHYs for pcb8290 | Problem Details:
The problem is that the MDIO controller can't detect any of the PHYs.
The reason is that the lan966x is not pulling high the GPIO 53 that is
connected to the PHYs reset GPIO. Without doing this the PHYs are kept
in reset. The mdio controller framework has the possibility to control a
GPIO to release th... | ```diff
diff --git a/arch/arm/boot/dts/microchip/lan966x-pcb8290.dts b/arch/arm/boot/dts/microchip/lan966x-pcb8290.dts
index 3b7577e48b46..50bd29572f3e 100644
--- a/arch/arm/boot/dts/microchip/lan966x-pcb8290.dts
+++ b/arch/arm/boot/dts/microchip/lan966x-pcb8290.dts
@@ -54,6 +54,7 @@
&mdio0 {
pinctrl-0 = <&miim_a_pi... |
73368efe2b47b8b3e579673c8fb11b106898b49c | Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx: imx6sl: fix lcdif compatible | Problem Details:
Fix lcdif compatible according to bindings doc.
dtbs_check tested only, a glance at the datasheet shows that it should be
the correct fallback compatible.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm/boot/dts/nxp/imx/imx6sl.dtsi b/arch/arm/boot/dts/nxp/imx/imx6sl.dtsi
index 7381fb7f8912..13b0474aa42c 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6sl.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6sl.dtsi
@@ -776,7 +776,7 @@
};
lcdif: lcdif@20f8000 {
- compatible = "fsl,imx6sl-lcdif",... |
e8280244464c3534112c30491435754eff749337 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx: imx6sll: fix lcdif compatible | Problem Details:
Fix lcdif compatible according to bindings doc.
dtbs_check tested only, a glance at the datasheet shows that it should be
the correct fallback compatible.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm/boot/dts/nxp/imx/imx6sll.dtsi b/arch/arm/boot/dts/nxp/imx/imx6sll.dtsi
index 704870e8c10c..c96669605d1d 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6sll.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6sll.dtsi
@@ -657,7 +657,7 @@
};
lcdif: lcd-controller@20f8000 {
- compatible = "fsl,i... |
fcd431a9627f272b4c0bec445eba365fe2232a94 | Analyze and fix the following issue in the Linux kernel code: RDMA/bnxt_re: fix dma_free_coherent() pointer | Problem Details:
The dma_alloc_coherent() allocates a dma-mapped buffer, pbl->pg_arr[i].
The dma_free_coherent() should pass the same buffer to
dma_free_coherent() and not page-aligned.
Fixes: 1ac5a4047975 ("RDMA/bnxt_re: Add bnxt_re RoCE driver")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://... | ```diff
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c
index d5c12a51aa43..4d674a3aee1a 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -64,9 +64,7 @@ static void __free_pbl(struct bnxt_qplib_res *res, struct b... |
1adaea51c61b52e24e7ab38f7d3eba023b2d050d | Analyze and fix the following issue in the Linux kernel code: ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT | Problem Details:
On PREEMPT_RT kernels, after rt6_get_pcpu_route() returns NULL, the
current task can be preempted. Another task running on the same CPU
may then execute rt6_make_pcpu_route() and successfully install a
pcpu_rt entry. When the first task resumes execution, its cmpxchg()
in rt6_make_pcpu_route() will fai... | ```diff
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index aee6a10b112a..a3e051dc66ee 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1470,7 +1470,18 @@ static struct rt6_info *rt6_make_pcpu_route(struct net *net,
p = this_cpu_ptr(res->nh->rt6i_pcpu);
prev = cmpxchg(p, NULL, pcpu_rt);
- BUG_ON(prev);... |
43bd09d5b750f700499ae8ec45fd41a4c48673e6 | Analyze and fix the following issue in the Linux kernel code: RDMA/rtrs: Fix clt_path::max_pages_per_mr calculation | Problem Details:
If device max_mr_size bits in the range [mr_page_shift+31:mr_page_shift]
are zero, the `min3` function will set clt_path::max_pages_per_mr to
zero.
`alloc_path_reqs` will pass zero, which is invalid, as the third parameter
to `ib_alloc_mr`.
Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality"... | ```diff
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 71387811b281..2b397a544cb9 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1464,6 +1464,7 @@ static void query_fast_reg_mode(struct rtrs_clt_path *clt_path)
m... |
6595beb40fb0ec47223d3f6058ee40354694c8e4 | Analyze and fix the following issue in the Linux kernel code: net: rose: fix invalid array index in rose_kill_by_device() | Problem Details:
rose_kill_by_device() collects sockets into a local array[] and then
iterates over them to disconnect sockets bound to a device being brought
down.
The loop mistakenly indexes array[cnt] instead of array[i]. For cnt <
ARRAY_SIZE(array), this reads an uninitialized entry; for cnt ==
ARRAY_SIZE(array), ... | ```diff
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index fd67494f2815..c0f5a515a8ce 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -205,7 +205,7 @@ start:
spin_unlock_bh(&rose_list_lock);
for (i = 0; i < cnt; i++) {
- sk = array[cnt];
+ sk = array[i];
rose = rose_sk(sk);
lock_sock(s... |
5939b6dbcda8b0f5f03a8e5179c13dc0195eb6cd | Analyze and fix the following issue in the Linux kernel code: net: enetc: do not print error log if addr is 0 | Problem Details:
A value of 0 for addr indicates that the IEB_LBCR register does not
need to be configured, as its default value is 0. However, the driver
will print an error log if addr is 0, so this issue needs to be fixed.
Fixes: 50bfd9c06f0f ("net: enetc: set external PHY address in IERB for i.MX94 ENETC")
Signed-... | ```diff
diff --git a/drivers/net/ethernet/freescale/enetc/netc_blk_ctrl.c b/drivers/net/ethernet/freescale/enetc/netc_blk_ctrl.c
index 443983fdecd9..7fd39f895290 100644
--- a/drivers/net/ethernet/freescale/enetc/netc_blk_ctrl.c
+++ b/drivers/net/ethernet/freescale/enetc/netc_blk_ctrl.c
@@ -577,11 +577,17 @@ static int ... |
99537d5c476cada9cf75aef9fa75579a31faadb9 | Analyze and fix the following issue in the Linux kernel code: net: macb: Relocate mog_init_rings() callback from macb_mac_link_up() to macb_open() | Problem Details:
In the non-RT kernel, local_bh_disable() merely disables preemption,
whereas it maps to an actual spin lock in the RT kernel. Consequently,
when attempting to refill RX buffers via netdev_alloc_skb() in
macb_mac_link_up(), a deadlock scenario arises as follows:
WARNING: possible circular locking de... | ```diff
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index e461f5072884..6511ecd5856b 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -708,7 +708,6 @@ static void macb_mac_link_up(struct phylink_config *config,
... |
6e17474aa9fe15015c9921a5081c7ca71783aac6 | Analyze and fix the following issue in the Linux kernel code: net: fib: restore ECMP balance from loopback | Problem Details:
Preference of nexthop with source address broke ECMP for packets with
source addresses which are not in the broadcast domain, but rather added
to loopback/dummy interfaces. Original behaviour was to balance over
nexthops while now it uses the latest nexthop from the group. To fix the
issue introduce ne... | ```diff
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index a5f3c8459758..0caf38e44c73 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -2167,8 +2167,8 @@ void fib_select_multipath(struct fib_result *res, int hash,
{
struct fib_info *fi = res->fi;
struct net *net = fi->fib... |
44741e9de29bff4911b045b961393c5d837f51ae | Analyze and fix the following issue in the Linux kernel code: selftests: fib_nexthops: Add test cases for error routes deletion | Problem Details:
Add test cases that check that error routes (e.g., blackhole) are
deleted when their nexthop is deleted.
Output without "ipv4: Fix reference count leak when using error routes
with nexthop objects":
# ./fib_nexthops.sh -t "ipv4_fcnal ipv6_fcnal"
IPv4 functional
----------------------
[...]
... | ```diff
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index 2b0a90581e2f..21026b667667 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -800,6 +800,14 @@ ipv6_fcnal()
set +e
check_nexthop "dev veth1... |
ac782f4e3bfcde145b8a7f8af31d9422d94d172a | Analyze and fix the following issue in the Linux kernel code: ipv4: Fix reference count leak when using error routes with nexthop objects | Problem Details:
When a nexthop object is deleted, it is marked as dead and then
fib_table_flush() is called to flush all the routes that are using the
dead nexthop.
The current logic in fib_table_flush() is to only flush error routes
(e.g., blackhole) when it is called as part of network namespace
dismantle (i.e., wi... | ```diff
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 59a6f0a9638f..7e2c17fec3fc 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -2053,10 +2053,11 @@ int fib_table_flush(struct net *net, struct fib_table *tb, bool flush_all)
continue;
}
- /* Do not flush error routes if network... |
fa0b198be1c6775bc7804731a43be5d899d19e7a | Analyze and fix the following issue in the Linux kernel code: net: usb: sr9700: fix incorrect command used to write single register | Problem Details:
This fixes the device failing to initialize with "error reading MAC
address" for me, probably because the incorrect write of NCR_RST to
SR_NCR is not actually resetting the device.
Fixes: c9b37458e95629b1d1171457afdcc1bf1eb7881d ("USB2NET : SR9700 : One chip USB 1.1 USB2NET SR9700Device Driver Support... | ```diff
diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c
index d8ffb59eaf34..820c4c506979 100644
--- a/drivers/net/usb/sr9700.c
+++ b/drivers/net/usb/sr9700.c
@@ -52,7 +52,7 @@ static int sr_read_reg(struct usbnet *dev, u8 reg, u8 *value)
static int sr_write_reg(struct usbnet *dev, u8 reg, u8 value)
... |
dc3a6a942e9ee3f18560bfcb16c06bb94f37fabf | Analyze and fix the following issue in the Linux kernel code: soundwire: intel_ace2x: add SND_HDA_CORE dependency | Problem Details:
The ace2x driver can optionally use the HDA infrastructure, but can still
build without that. However, with SND_HDA_CORE=m and SND_HDA_ALIGNED_MMIO=y,
it fails to link as built-in:
aarch64-linux-ld: drivers/soundwire/intel_ace2x.o: in function `intel_shim_wake':
intel_ace2x.c:(.text+0x2518): undefined... | ```diff
diff --git a/drivers/soundwire/Kconfig b/drivers/soundwire/Kconfig
index ad56393e4c93..196a7daaabdb 100644
--- a/drivers/soundwire/Kconfig
+++ b/drivers/soundwire/Kconfig
@@ -40,6 +40,7 @@ config SOUNDWIRE_INTEL
select AUXILIARY_BUS
depends on ACPI && SND_SOC
depends on SND_SOC_SOF_HDA_MLINK || !SND_SOC_S... |
3c68cf68233e556e0102f45b69f7448908dc1f44 | Analyze and fix the following issue in the Linux kernel code: IB/rxe: Fix missing umem_odp->umem_mutex unlock on error path | Problem Details:
rxe_odp_map_range_and_lock() must release umem_odp->umem_mutex when an
error occurs, including cases where rxe_check_pagefault() fails.
Fixes: 2fae67ab63db ("RDMA/rxe: Add support for Send/Recv/Write/Read with ODP")
Signed-off-by: Li Zhijian <lizhijian@fujitsu.com>
Link: https://patch.msgid.link/20251... | ```diff
diff --git a/drivers/infiniband/sw/rxe/rxe_odp.c b/drivers/infiniband/sw/rxe/rxe_odp.c
index ae71812bea82..c928cbf2e35f 100644
--- a/drivers/infiniband/sw/rxe/rxe_odp.c
+++ b/drivers/infiniband/sw/rxe/rxe_odp.c
@@ -179,8 +179,10 @@ static int rxe_odp_map_range_and_lock(struct rxe_mr *mr, u64 iova, int length, u... |
3fdeae134ba956aacbd87d5532c025913c98fc49 | Analyze and fix the following issue in the Linux kernel code: drm/bridge: add next_bridge pointer to struct drm_bridge | Problem Details:
Many bridge drivers store a next_bridge pointer in their private data and
use it for attach and sometimes other purposes. This is going to be risky
when bridge hot-unplug is used.
Considering this example scenario:
1. pipeline: encoder --> bridge A --> bridge B --> bridge C
2. encoder takes a ref... | ```diff
diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
index 64aa69dcf46f..6dcf8f6d3ecf 100644
--- a/drivers/gpu/drm/drm_bridge.c
+++ b/drivers/gpu/drm/drm_bridge.c
@@ -275,6 +275,8 @@ static void __drm_bridge_free(struct kref *kref)
if (bridge->funcs->destroy)
bridge->funcs->destroy(brid... |
8adc841d43ebceabec996c9dcff6e82d3e585268 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mn-tqma8mqnl: fix LDO5 power off | Problem Details:
Fix SD card removal caused by automatic LDO5 power off after boot
To prevent this, add vqmmc regulator for USDHC, using a GPIO-controlled
regulator that is supplied by LDO5. Since this is implemented on SoM but
used on baseboards with SD-card interface, implement the functionality
on SoM part and opti... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
index d7f7f9aafb7d..0d009f4be804 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx.dts
@@ -69,6 +69,... |
f7a65b08bcf5edb95697cf7a10435a1d051c9268 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mm-tqma8mqml: fix LDO5 power off | Problem Details:
Fix SD card removal caused by automatic LDO5 power off after boot.
To prevent this, add vqmmc regulator for USDHC, using a GPIO-controlled
regulator that is supplied by LDO5. Since this is implemented on SoM but
used on baseboards with SD-card interface, implement the functionality
on SoM part and opt... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx.dts b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx.dts
index b941c8c4f7bb..8dcc5cbcb8f6 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx.dts
@@ -101,6 +10... |
89e87d0dc87eb3654c9ae01afc4a18c1c6d1e523 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mba8mx: Fix Ethernet PHY IRQ support | Problem Details:
Ethernet PHY interrupt mode is level triggered. Adjust the mode
accordingly.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Fixes: 70cf622bb16e ("arm64: dts: mba8mx: Add Ethernet PHY IRQ support")
Signed-off-by: Shawn Guo <shawnguo@kernel.org... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/mba8mx.dtsi b/arch/arm64/boot/dts/freescale/mba8mx.dtsi
index 225cd2f1220b..10d5c211b1c9 100644
--- a/arch/arm64/boot/dts/freescale/mba8mx.dtsi
+++ b/arch/arm64/boot/dts/freescale/mba8mx.dtsi
@@ -192,7 +192,7 @@
reset-assert-us = <500000>;
reset-deassert-us = <... |
e5b8c6103a41ada6c40ff052c572cc811b45b32c | Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mp-var-som: Move UART2 description to Symphony carrier | Problem Details:
The VAR-SOM-MX8MP module does not provide an onboard debug console.
UART2 is routed and exposed only on the Symphony carrier board, while
custom carrier designs may choose to expose a different UART.
Move the UART2 node from the SOM device tree to the
imx8mp-var-som-symphony.dts, keeping the SOM dtsi ... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts
index 361e6122bdc3..291f65e36865 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts
@@ -9,6 +9,10... |
19467b46c219878adfd81b9de3f9cb38a198fbe5 | Analyze and fix the following issue in the Linux kernel code: drm/i915/vrr: Add functions to read out vmin/vmax stuff | Problem Details:
Calculate delayed vblank start position with the help of added
vmin/vmax stuff for next frame and final computation.
--v2:
- Correct Author details.
--v3:
- Separate register details from this patch.
--v4:
- Add mask macros.
--v5:
- As live prefix params indicate timings for current frame,
read ju... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index b92c42fde937..31f3a7b6e00d 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -261,6 +261,12 @@ static int intel_vrr_hw_value(const struct intel_crtc_state ... |
53a5c1d98d1155ece4c9446c0fea55e17d08774a | Analyze and fix the following issue in the Linux kernel code: arm64: dts: tqma8mpql-mba8mp-ras314: Fix HDMI CEC pad control settings | Problem Details:
As per datasheet of the HDMI protection IC the CEC_IC pin has been
configured as open-drain.
Fixes: ddabb3ce3f90 ("arm64: dts: freescale: add TQMa8MPQL on MBa8MP-RAS314")
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts
index 67fe1f63fd93..30f0e81c4be0 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba... |
38bbf7903e8016587f62b614dffc757ff33889a1 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: tqma8mpql-mba8mp-ras314: Fix Ethernet PHY IRQ support | Problem Details:
Ethernet PHY interrupt mode is level triggered. Adjust the mode
accordingly.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts
index f7346b3d35fe..67fe1f63fd93 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mp-ras314.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba... |
8401527abb5e3a00c867b6597b8e1b29c80c9824 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: tqma8mpql-mba8mpxl: Fix HDMI CEC pad control settings | Problem Details:
As per datasheet of the HDMI protection IC the CEC_IC pin has been
configured as open-drain.
Fixes: 418d1d840e42 ("arm64: dts: freescale: add initial device tree for TQMa8MPQL with i.MX8MP")
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
index ff2bacf24bfd..03b75d4cf699 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
@@ -8... |
3494d778e8d1eff06f0636531379b2ae40e5a2e1 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: tqma8mpql-mba8mpxl: Fix Ethernet PHY IRQ support | Problem Details:
Ethernet PHY interrupt mode is level triggered. Adjust the mode
accordingly.
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org> | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
index 0605cf2faf83..ff2bacf24bfd 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
@@ -3... |
a988caeed9d918452aa0a68de2c6e94d86aa43ba | Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8qm-ss-dma: correct the dma channels of lpuart | Problem Details:
The commit 616effc0272b5 ("arm64: dts: imx8: Fix lpuart DMA channel
order") swap uart rx and tx channel at common imx8-ss-dma.dtsi. But miss
update imx8qm-ss-dma.dtsi.
The commit 5a8e9b022e569 ("arm64: dts: imx8qm-ss-dma: Pass lpuart
dma-names") just simple add dma-names as binding doc requirement.
C... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
index 5f24850bf322..974e193f8dcb 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
@@ -172,25 +172,25 @@
&lpuart0 {
compatible ... |
c63749a7ddc59ac6ec0b05abfa0a21af9f2c1d38 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mp: Fix LAN8740Ai PHY reference clock on DH electronics i.MX8M Plus DHCOM | Problem Details:
Add missing 'clocks' property to LAN8740Ai PHY node, to allow the PHY driver
to manage LAN8740Ai CLKIN reference clock supply. This fixes sporadic link
bouncing caused by interruptions on the PHY reference clock, by letting the
PHY driver manage the reference clock and assure there are no interruptions... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
index 68c2e0156a5c..f8303b7e2bd2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
@@ -113,6 +113,7 @@
ethphy0f: ethe... |
cdf4e631eec5ddd49bb625df9fb144d6ecdd6f15 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: freescale: tx8p-ml81: fix eqos nvmem-cells | Problem Details:
On this SoM eqos is the primary ethernet interface, Ka-Ro fuses the
address for it in eth_mac1, eth_mac2 seems to be left unfused. In their
downstream u-boot they fetch it from eth_mac1 [1][2], by setting alias
of eqos to ethernet0, the driver then fetches the mac address based on
the alias number.
Se... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81.dtsi
index fe8ba16eb40e..761ee046eb72 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81.dtsi
@@ -47,6 +47,7 @@
<&clk IMX8MP_... |
056c68875122dd342782e5956ed145fe9e059614 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: freescale: moduline-display: fix compatible | Problem Details:
The compatibles should include the SoM compatible, this board is based
on the Ka-Ro TX8P-ML81 SoM, so add it to allow using shared code in the
bootloader which uses upstream Linux devicetrees as a base.
Also add the hardware revision to the board compatible to handle
revision specific quirks in the bo... | ```diff
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106.dts b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106.dts
index 88ad422c2760..399230144ce3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106.dts
+++ b/arch/arm64/boot/dts/freescale... |
1815b16d02ae471b80d7f88c8c62d3b02c18f42a | Analyze and fix the following issue in the Linux kernel code: dt-bindings: arm: fsl: moduline-display: fix compatible | Problem Details:
The compatibles should include the SoM compatible, this board is based
on the Ka-Ro TX8P-ML81 SoM, so add it to allow using shared code in the
bootloader which uses upstream Linux devicetrees as a base.
Also add the hardware revision to the board compatible to handle
revision specific quirks in the bo... | ```diff
diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index 68a2d5fecc43..336669e16d7a 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -1105,7 +1105,6 @@ properties:
- gatewo... |
e6a4eedd49ce27c16a80506c66a04707e0ee0116 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx6q-ba16: fix RTC interrupt level | Problem Details:
RTC interrupt level should be set to "LOW". This was revealed by the
introduction of commit:
f181987ef477 ("rtc: m41t80: use IRQ flags obtained from fwnode")
which changed the way IRQ type is obtained.
Fixes: 56c27310c1b4 ("ARM: dts: imx: Add Advantech BA-16 Qseven module")
Signed-off-by: Ian Ray ... | ```diff
diff --git a/arch/arm/boot/dts/nxp/imx/imx6q-ba16.dtsi b/arch/arm/boot/dts/nxp/imx/imx6q-ba16.dtsi
index 53013b12c2ec..02d66523668d 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6q-ba16.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6q-ba16.dtsi
@@ -337,7 +337,7 @@
pinctrl-0 = <&pinctrl_rtc>;
reg = <0x32>;
interr... |
f416c556997aa56ec4384c6b6efd6a0e6ac70aa7 | Analyze and fix the following issue in the Linux kernel code: smb/server: fix refcount leak in smb2_open() | Problem Details:
When ksmbd_vfs_getattr() fails, the reference count of ksmbd_file
must be released.
Suggested-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: ZhangGuoDong <zhangguodong@kylinos.cn>
Signed-off-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by:... | ```diff
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index ec9e4cd24c4c..2fcd0d4d1fb0 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -3010,10 +3010,10 @@ int smb2_open(struct ksmbd_work *work)
file_info = FILE_OPENED;
rc = ksmbd_vfs_getattr(&fp->filp->f_path, &stat);
+... |
3296c3012a9d9a27e81e34910384e55a6ff3cff0 | Analyze and fix the following issue in the Linux kernel code: smb/server: fix refcount leak in parse_durable_handle_context() | Problem Details:
When the command is a replay operation and -ENOEXEC is returned,
the refcount of ksmbd_file must be released.
Signed-off-by: ZhangGuoDong <zhangguodong@kylinos.cn>
Signed-off-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@... | ```diff
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 8a7c48adb87e..ec9e4cd24c4c 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -2812,6 +2812,7 @@ static int parse_durable_handle_context(struct ksmbd_work *work,
SMB2_CLIENT_GUID_SIZE)) {
if (!(req->hdr.Flags... |
0c56693b06a68476ba113db6347e7897475f9e4c | Analyze and fix the following issue in the Linux kernel code: ksmbd: Fix memory leak in get_file_all_info() | Problem Details:
In get_file_all_info(), if vfs_getattr() fails, the function returns
immediately without freeing the allocated filename, leading to a memory
leak.
Fix this by freeing the filename before returning in this error case.
Fixes: 5614c8c487f6a ("ksmbd: replace generic_fillattr with vfs_getattr")
Signed-off... | ```diff
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 469b70757dba..a607e072a370 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -4923,8 +4923,10 @@ static int get_file_all_info(struct ksmbd_work *work,
ret = vfs_getattr(&fp->filp->f_path, &stat, STATX_BASIC_STATS,
... |
150b1b97e27513535dcd3795d5ecd28e61b6cb8c | Analyze and fix the following issue in the Linux kernel code: x86/microcode/AMD: Fix Entrysign revision check for Zen5/Strix Halo | Problem Details:
Zen5 also contains family 1Ah, models 70h-7Fh, which are mistakenly missing
from cpu_has_entrysign(). Add the missing range.
Fixes: 8a9fb5129e8e ("x86/microcode/AMD: Limit Entrysign signature checking to known generations")
Signed-off-by: Rong Zhang <i@rong.moe>
Signed-off-by: Borislav Petkov (AMD) <b... | ```diff
diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index 3821a985f4ff..46673530bc6f 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -258,7 +258,7 @@ static bool cpu_has_entrysign(void)
if (fam == 0x1a) {
if (model <= 0x2f ||
... |
58fc7342b529803d3c221101102fe913df7adb83 | Analyze and fix the following issue in the Linux kernel code: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() | Problem Details:
There exists a kernel oops caused by a BUG_ON(nhead < 0) at
net/core/skbuff.c:2232 in pskb_expand_head().
This bug is triggered as part of the calipso_skbuff_setattr()
routine when skb_cow() is passed headroom > INT_MAX
(i.e. (int)(skb_headroom(skb) + len_delta) < 0).
The root cause of the bug is due ... | ```diff
diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c
index df1986973430..21f6ed126253 100644
--- a/net/ipv6/calipso.c
+++ b/net/ipv6/calipso.c
@@ -1342,7 +1342,8 @@ static int calipso_skbuff_setattr(struct sk_buff *skb,
/* At this point new_end aligns to 4n, so (new_end & 4) pads to 8n */
pad = ((new_end & ... |
e34f0df3d81ad4ae7819f14f7a9dcd2efcfbe8c1 | Analyze and fix the following issue in the Linux kernel code: usbnet: avoid a possible crash in dql_completed() | Problem Details:
syzbot reported a crash [1] in dql_completed() after recent usbnet
BQL adoption.
The reason for the crash is that netdev_reset_queue() is called too soon.
It should be called after cancel_work_sync(&dev->bh_work) to make
sure no more TX completion can happen.
[1]
kernel BUG at lib/dynamic_queue_limi... | ```diff
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 1d9faa70ba3b..36742e64cff7 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -831,7 +831,6 @@ int usbnet_stop(struct net_device *net)
clear_bit(EVENT_DEV_OPEN, &dev->flags);
netif_stop_queue(net);
- netdev_reset_q... |
3d970eda003441f66551a91fda16478ac0711617 | Analyze and fix the following issue in the Linux kernel code: gve: defer interrupt enabling until NAPI registration | Problem Details:
Currently, interrupts are automatically enabled immediately upon
request. This allows interrupt to fire before the associated NAPI
context is fully initialized and cause failures like below:
[ 0.946369] Call Trace:
[ 0.946369] <IRQ>
[ 0.946369] __napi_poll+0x2a/0x1e0
[ 0.946369] net_rx_... | ```diff
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index a7a088a77f37..7eb64e1e4d85 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -558,7 +558,7 @@ static int gve_alloc_notify_blocks(struct gve_priv *p... |
560cb3bd9a48115f334c0a127347575ca7c13f6f | Analyze and fix the following issue in the Linux kernel code: Documentation: PCI: Fix typos in msi-howto.rst | Problem Details:
Fix subject-verb agreement for "has a requirements" as well as
"neither...or" conjunction mistake. And convert "Message Signalled
Interrupts" to "Message Signaled Interrupts" to match the PCIe spec.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
... | ```diff
diff --git a/Documentation/PCI/msi-howto.rst b/Documentation/PCI/msi-howto.rst
index 0692c9aec66f..667ebe2156b4 100644
--- a/Documentation/PCI/msi-howto.rst
+++ b/Documentation/PCI/msi-howto.rst
@@ -98,7 +98,7 @@ function::
which allocates up to max_vecs interrupt vectors for a PCI device. It
returns the n... |
03f336a869b3a3f119d3ae52ac9723739c7fb7b6 | Analyze and fix the following issue in the Linux kernel code: PCI: endpoint: Add missing NULL check for alloc_workqueue() | Problem Details:
alloc_workqueue() can return NULL on memory allocation failure. Without
proper error checking, this may lead to a NULL pointer dereference when
queue_work() is later called with the NULL workqueue pointer in
epf_ntb_epc_init().
Add a NULL check immediately after alloc_workqueue() and return -ENOMEM on... | ```diff
diff --git a/drivers/pci/endpoint/functions/pci-epf-ntb.c b/drivers/pci/endpoint/functions/pci-epf-ntb.c
index 9ea8b57d69d7..a3a588e522e7 100644
--- a/drivers/pci/endpoint/functions/pci-epf-ntb.c
+++ b/drivers/pci/endpoint/functions/pci-epf-ntb.c
@@ -2126,6 +2126,11 @@ static int __init epf_ntb_init(void)
k... |
a48e232210009be50591fdea8ba7c07b0f566a13 | Analyze and fix the following issue in the Linux kernel code: net: stmmac: fix the crash issue for zero copy XDP_TX action | Problem Details:
There is a crash issue when running zero copy XDP_TX action, the crash
log is shown below.
[ 216.122464] Unable to handle kernel paging request at virtual address fffeffff80000000
[ 216.187524] Internal error: Oops: 0000000096000144 [#1] SMP
[ 216.301694] Call trace:
[ 216.304130] dcache_clean_p... | ```diff
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index da206b24aaed..b3730312aeed 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -89,6 +89,7 @@ MODULE_PARM_DESC(phyaddr, "... |
85f4b0c650d9f9db10bda8d3acfa1af83bf78cf7 | Analyze and fix the following issue in the Linux kernel code: octeontx2-pf: fix "UBSAN: shift-out-of-bounds error" | Problem Details:
This patch ensures that the RX ring size (rx_pending) is not
set below the permitted length. This avoids UBSAN
shift-out-of-bounds errors when users passes small or zero
ring sizes via ethtool -G.
Fixes: d45d8979840d ("octeontx2-pf: Add basic ethtool support")
Signed-off-by: Anshumali Gaur <agaur@marv... | ```diff
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
index b90e23dc49de..b6449f0a9e7d 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
@@ -418,6 +41... |
6a02651c4c4b710ecbaf798eb4feb57c97f2bc14 | Analyze and fix the following issue in the Linux kernel code: platform/x86: asus-armoury: fix ppt data for FA507R | Problem Details:
PPT data for FA507R was reported to be wrong by a user:
change limits to make them equal to Armoury Crate limits.
Fixes: 39ae6c50e599 ("platform/x86: asus-armoury: add ppt_* and nv_* tuning knobs")
Signed-off-by: Denis Benato <denis.benato@linux.dev>
Link: https://patch.msgid.link/20251229150755.13514... | ```diff
diff --git a/drivers/platform/x86/asus-armoury.h b/drivers/platform/x86/asus-armoury.h
index 24977a9da229..68b174b70a66 100644
--- a/drivers/platform/x86/asus-armoury.h
+++ b/drivers/platform/x86/asus-armoury.h
@@ -449,12 +449,27 @@ static const struct dmi_system_id power_limits[] = {
.ac_data = &(struct po... |
4992ed7813c54f0a676b7707d1f8f16552fdb240 | Analyze and fix the following issue in the Linux kernel code: Documentation/x86: Fix PR_SET_SPECULATION_CTRL error codes | Problem Details:
If you force-disable mitigations on the kernel cmdline, for SPEC_STORE_BYPASS
this ends up with the prctl returning -ENXIO, but contrary to the current docs
for the other controls it returns -EPERM. Fix that.
Note that this return value should probably be considered a bug. But, making
the behaviour co... | ```diff
diff --git a/Documentation/userspace-api/spec_ctrl.rst b/Documentation/userspace-api/spec_ctrl.rst
index ca89151fc0a8..61fe020b23a2 100644
--- a/Documentation/userspace-api/spec_ctrl.rst
+++ b/Documentation/userspace-api/spec_ctrl.rst
@@ -81,11 +81,15 @@ Value Meaning
ERANGE arg3 is incorrect, i.e. it's nei... |
66e245db16f0175af656cd812b6dc1a5e1f7b80a | Analyze and fix the following issue in the Linux kernel code: platform/x86/intel/pmt/discovery: use valid device pointer in dev_err_probe | Problem Details:
The PMT feature probe creates a child device with device_create().
If device creation fail, the code pass priv->dev (which is an ERR_PTR)
to dev_err_probe(), which is not a valid device pointer.
This patch change the dev_err_probe() call to use the parent auxiliary
device (&auxdev->dev) and update the... | ```diff
diff --git a/drivers/platform/x86/intel/pmt/discovery.c b/drivers/platform/x86/intel/pmt/discovery.c
index 9c5b4d0e1fae..e500aa327d23 100644
--- a/drivers/platform/x86/intel/pmt/discovery.c
+++ b/drivers/platform/x86/intel/pmt/discovery.c
@@ -548,9 +548,9 @@ static int pmt_features_probe(struct auxiliary_device... |
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