id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
c3ac7e30309b8221a8321c3882d289ba519b4104 | Analyze and fix the following issue in the Linux kernel code: platform/mellanox: Fix spelling and comment clarity in Mellanox drivers | Problem Details:
This commit corrects several minor typographical errors in comments
and error messages across multiple Mellanox platform driver.
Fixed spelling of "thresholds", "region", "platform", "default",
and removed redundant spaces in comment strings and error logs.
These changes are cosmetic and do not affect... | ```diff
diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c
index 70c58c4c6c84..14aa87b39be5 100644
--- a/drivers/platform/mellanox/mlxbf-tmfifo.c
+++ b/drivers/platform/mellanox/mlxbf-tmfifo.c
@@ -1288,7 +1288,7 @@ static void mlxbf_tmfifo_get_cfg_mac(u8 *mac)
ether_addr... |
c007062188d8e402c294117db53a24b2bed2b83f | Analyze and fix the following issue in the Linux kernel code: block: fix false warning in bdev_count_inflight_rw() | Problem Details:
While bdev_count_inflight is interating all cpus, if some IOs are issued
from traversed cpu and then completed from the cpu that is not traversed
yet:
cpu0
cpu1
bdev_count_inflight
//for_each_possible_cpu
// cpu0 is 0
infliht += 0
// issue a io
blk_account_io_start
// cpu0 inflight ++
... | ```diff
diff --git a/block/genhd.c b/block/genhd.c
index 8171a6bc3210..c26733f6324b 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -128,23 +128,27 @@ static void part_stat_read_all(struct block_device *part,
static void bdev_count_inflight_rw(struct block_device *part,
unsigned int inflight[2], bool mq_driver)
... |
af2b588abe006bd55ddd358c4c3b87523349c475 | Analyze and fix the following issue in the Linux kernel code: drm/xe: Process deferred GGTT node removals on device unwind | Problem Details:
While we are indirectly draining our dedicated workqueue ggtt->wq
that we use to complete asynchronous removal of some GGTT nodes,
this happends as part of the managed-drm unwinding (ggtt_fini_early),
which could be later then manage-device unwinding, where we could
already unmap our MMIO/GMS mapping (... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_ggtt.c b/drivers/gpu/drm/xe/xe_ggtt.c
index 7062115909f2..2c799958c1e4 100644
--- a/drivers/gpu/drm/xe/xe_ggtt.c
+++ b/drivers/gpu/drm/xe/xe_ggtt.c
@@ -201,6 +201,13 @@ static const struct xe_ggtt_pt_ops xelpg_pt_wa_ops = {
.ggtt_set_pte = xe_ggtt_set_pte_and_flush,
};
+s... |
e6565e76e977422cb9e51fe872a2bcfdbc321b7b | Analyze and fix the following issue in the Linux kernel code: drm/bridge: add warning for bridges not using devm_drm_bridge_alloc() | Problem Details:
To the best of my knowledge, all drivers in the mainline kernel adding a
DRM bridge are now converted to using devm_drm_bridge_alloc() for
allocation and initialization. Among others this ensures initialization of
the bridge refcount, allowing dynamic allocation lifetime.
devm_drm_bridge_alloc() is no... | ```diff
diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
index f001bbe95559..0b450b334afd 100644
--- a/drivers/gpu/drm/drm_bridge.c
+++ b/drivers/gpu/drm/drm_bridge.c
@@ -295,6 +295,9 @@ EXPORT_SYMBOL(__devm_drm_bridge_alloc);
*/
void drm_bridge_add(struct drm_bridge *bridge)
{
+ if (!bridge... |
d42e5248c9fa7796d4e16b92cc084dc52b1d4731 | Analyze and fix the following issue in the Linux kernel code: eth: fbnic: rename fbnic_fw_clear_cmpl to fbnic_mbx_clear_cmpl | Problem Details:
fbnic_fw_clear_cmpl() does the inverse of fbnic_mbx_set_cmpl().
It removes the completion from the mailbox table.
It also calls fbnic_mbx_set_cmpl_slot() internally.
It should have fbnic_mbx prefix, not fbnic_fw.
I'm not very clear on what the distinction is between the two
prefixes but the matching "s... | ```diff
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_devlink.c b/drivers/net/ethernet/meta/fbnic/fbnic_devlink.c
index 4c4938eedd7b..c5f81f139e7e 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_devlink.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_devlink.c
@@ -182,7 +182,7 @@ fbnic_flash_start(struct fbnic_de... |
461bc4030dc928d7d177a77834e848f77de69258 | Analyze and fix the following issue in the Linux kernel code: eth: fbnic: fix stampinn typo in a comment | Problem Details:
Fix a typo:
stampinn -> stamping
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20250624142834.3275164-3-kuba@kernel.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com> | ```diff
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
index a3dc85d3838b..805a31cd94b5 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
@@ -66,7 +66,7 @@ struct fbnic_net {
struct fbnic_queue... |
ad40098da5c3b43114d860a5b5740e7204158534 | Analyze and fix the following issue in the Linux kernel code: drm/xe/guc: Explicitly exit CT safe mode on unwind | Problem Details:
During driver probe we might be briefly using CT safe mode, which
is based on a delayed work, but usually we are able to stop this
once we have IRQ fully operational. However, if we abort the probe
quite early then during unwind we might try to destroy the workqueue
while there is still a pending dela... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c
index d0ac48d8f4f7..bbcbb348256f 100644
--- a/drivers/gpu/drm/xe/xe_guc_ct.c
+++ b/drivers/gpu/drm/xe/xe_guc_ct.c
@@ -34,6 +34,11 @@
#include "xe_pm.h"
#include "xe_trace_guc.h"
+static void receive_g2h(struct xe_guc_ct *ct);
+stat... |
f16873f42a06b620669d48a4b5c3f888cb3653a1 | Analyze and fix the following issue in the Linux kernel code: drm/xe: move DPT l2 flush to a more sensible place | Problem Details:
Only need the flush for DPT host updates here. Normal GGTT updates don't
need special flush.
Fixes: 01570b446939 ("drm/xe/bmg: implement Wa_16023588340")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: stable@vger.kernel.org # v6.12+
R... | ```diff
diff --git a/drivers/gpu/drm/xe/display/xe_fb_pin.c b/drivers/gpu/drm/xe/display/xe_fb_pin.c
index d918ae1c8061..55259969480b 100644
--- a/drivers/gpu/drm/xe/display/xe_fb_pin.c
+++ b/drivers/gpu/drm/xe/display/xe_fb_pin.c
@@ -164,6 +164,9 @@ static int __xe_pin_fb_vma_dpt(const struct intel_framebuffer *fb,
... |
a4b1b51ae132ac199412028a2df7b6c267888190 | Analyze and fix the following issue in the Linux kernel code: drm/xe: Move DSB l2 flush to a more sensible place | Problem Details:
Flushing l2 is only needed after all data has been written.
Fixes: 01570b446939 ("drm/xe/bmg: implement Wa_16023588340")
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: stable@vger.kernel.org # v6.12+
Reviewed-by: Matthew Auld <matthew... | ```diff
diff --git a/drivers/gpu/drm/xe/display/xe_dsb_buffer.c b/drivers/gpu/drm/xe/display/xe_dsb_buffer.c
index f95375451e2f..9f941fc2e36b 100644
--- a/drivers/gpu/drm/xe/display/xe_dsb_buffer.c
+++ b/drivers/gpu/drm/xe/display/xe_dsb_buffer.c
@@ -17,10 +17,7 @@ u32 intel_dsb_buffer_ggtt_offset(struct intel_dsb_buff... |
080e8d2ecdfde588897aa8a87a8884061f4dbbbb | Analyze and fix the following issue in the Linux kernel code: LoongArch: KVM: Avoid overflow with array index | Problem Details:
The variable index is modified and reused as array index when modify
register EIOINTC_ENABLE. There will be array index overflow problem.
Cc: stable@vger.kernel.org
Fixes: 3956a52bc05b ("LoongArch: KVM: Add EIOINTC read and write functions")
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by:... | ```diff
diff --git a/arch/loongarch/kvm/intc/eiointc.c b/arch/loongarch/kvm/intc/eiointc.c
index f39929d7bf8a..9c47456b805c 100644
--- a/arch/loongarch/kvm/intc/eiointc.c
+++ b/arch/loongarch/kvm/intc/eiointc.c
@@ -436,17 +436,16 @@ static int loongarch_eiointc_writew(struct kvm_vcpu *vcpu,
break;
case EIOINTC_ENA... |
a0137c9048252ea965a0436895c77d1c917dfe2a | Analyze and fix the following issue in the Linux kernel code: LoongArch: Handle KCOV __init vs inline mismatches | Problem Details:
When the KCOV is enabled all functions get instrumented, unless
the __no_sanitize_coverage attribute is used. To prepare for
__no_sanitize_coverage being applied to __init functions, we have to
handle differences in how GCC's inline optimizations get resolved.
For LoongArch this exposed several places ... | ```diff
diff --git a/arch/loongarch/include/asm/smp.h b/arch/loongarch/include/asm/smp.h
index ad0bd234a0f1..3a47f52959a8 100644
--- a/arch/loongarch/include/asm/smp.h
+++ b/arch/loongarch/include/asm/smp.h
@@ -39,7 +39,7 @@ int loongson_cpu_disable(void);
void loongson_cpu_die(unsigned int cpu);
#endif
-static inl... |
7d69294b8a8d0e19600797711ed3bc047fead1c1 | Analyze and fix the following issue in the Linux kernel code: LoongArch: Fix build warnings about export.h | Problem Details:
After commit a934a57a42f64a4 ("scripts/misc-check: check missing #include
<linux/export.h> when W=1") and 7d95680d64ac8e836c ("scripts/misc-check:
check unnecessary #include <linux/export.h> when W=1"), we get some build
warnings with W=1:
arch/loongarch/kernel/acpi.c: warning: EXPORT_SYMBOL() is used... | ```diff
diff --git a/arch/loongarch/kernel/acpi.c b/arch/loongarch/kernel/acpi.c
index a54cd6fd3796..1367ca759468 100644
--- a/arch/loongarch/kernel/acpi.c
+++ b/arch/loongarch/kernel/acpi.c
@@ -10,6 +10,7 @@
#include <linux/init.h>
#include <linux/acpi.h>
#include <linux/efi-bgrt.h>
+#include <linux/export.h>
#inc... |
f46d273449ba65afd53f3dd8fe0182c9df877e08 | Analyze and fix the following issue in the Linux kernel code: nvme: fix atomic write size validation | Problem Details:
Don't mix the namespace and controller values, and validate the
per-controller limit when probing the controller. This avoid spurious
failures for controllers with namespaces that have different namespaces
with different logical block sizes, or report the per-namespace values
only for some namespaces.... | ```diff
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 520fb5f1e214..e533d791955d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2041,17 +2041,7 @@ static u32 nvme_configure_atomic_write(struct nvme_ns *ns,
* no clear language in the specification prohibiting differ... |
0e02219f9cf4f0c0aa3dbf3c820e6612bf3f0c8c | Analyze and fix the following issue in the Linux kernel code: KVM: arm64: Don't free hyp pages with pKVM on GICv2 | Problem Details:
Marc reported that enabling protected mode on a device with GICv2
doesn't fail gracefully as one would expect, and leads to a host
kernel crash.
As it turns out, the first half of pKVM init happens before the vgic
probe, and so by the time we find out we have a GICv2 we're already
committed to keeping... | ```diff
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 6bdf79bc5d95..b223d21c063c 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -2129,7 +2129,7 @@ static void cpu_hyp_init(void *discard)
static void cpu_hyp_uninit(void *discard)
{
- if (__this_cpu_read(kvm_hyp_initialized)) {
+ if ... |
d18bf71253c58bd9de8314896e5acf368eba36dc | Analyze and fix the following issue in the Linux kernel code: drm/tidss: Mark AM65x OLDI code separately | Problem Details:
The dss dt schema and the tidss driver have kept the single-link OLDI in
AM65x integrated with the parent video-port (VP) from DSS (as the OLDI
configuration happens from the source VP only).
To help configure the dual-lvds modes that the OLDI has to offer in
devices AM62x and later, a new OLDI bridge ... | ```diff
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c
index 21363ccbd763..befa5ae1c246 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.c
+++ b/drivers/gpu/drm/tidss/tidss_dispc.c
@@ -146,7 +146,7 @@ static const u16 tidss_am65x_common_regs[DISPC_COMMON_REG_TABLE_LEN] = {
const s... |
19564a8576ac847ec981207292b500efbbbfaf7b | Analyze and fix the following issue in the Linux kernel code: RDMA/rxe: Fix a couple IS_ERR() vs NULL bugs | Problem Details:
The lookup_mr() function returns NULL on error. It never returns error
pointers.
Fixes: 9284bc34c773 ("RDMA/rxe: Enable asynchronous prefetch for ODP MRs")
Fixes: 3576b0df1588 ("RDMA/rxe: Implement synchronous prefetch for ODP MRs")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https:... | ```diff
diff --git a/drivers/infiniband/sw/rxe/rxe_odp.c b/drivers/infiniband/sw/rxe/rxe_odp.c
index 01a59d3f8ed4..f58e3ec6252f 100644
--- a/drivers/infiniband/sw/rxe/rxe_odp.c
+++ b/drivers/infiniband/sw/rxe/rxe_odp.c
@@ -470,10 +470,10 @@ static int rxe_ib_prefetch_sg_list(struct ib_pd *ibpd,
mr = lookup_mr(pd, IB... |
59f7d2138591ef8f0e4e4ab5f1ab674e8181ad3a | Analyze and fix the following issue in the Linux kernel code: RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask() | Problem Details:
The function divides number of online CPUs by num_core_siblings, and
later checks the divider by zero. This implies a possibility to get
and divide-by-zero runtime error. Fix it by moving the check prior to
division. This also helps to save one indentation level.
Signed-off-by: Yury Norov [NVIDIA] <yu... | ```diff
diff --git a/drivers/infiniband/hw/hfi1/affinity.c b/drivers/infiniband/hw/hfi1/affinity.c
index 7ead8746b79b..f2c530ab85a5 100644
--- a/drivers/infiniband/hw/hfi1/affinity.c
+++ b/drivers/infiniband/hw/hfi1/affinity.c
@@ -964,31 +964,35 @@ static void find_hw_thread_mask(uint hw_thread_no, cpumask_var_t hw_thr... |
85720e04d9af0b77f8092b12a06661a8d459d4a0 | Analyze and fix the following issue in the Linux kernel code: net: libwx: fix the creation of page_pool | Problem Details:
'rx_ring->size' means the count of ring descriptors multiplied by the
size of one descriptor. When increasing the count of ring descriptors,
it may exceed the limit of pool size.
[ 864.209610] page_pool_create_percpu() gave up with errno -7
[ 864.209613] txgbe 0000:11:00.0: Page pool creation failed: ... | ```diff
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index 7f2e6cddfeb1..c57cc4f27249 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -2623,7 +2623,7 @@ static int wx_alloc_page_pool(struct wx_ring *r... |
ff54ae7314962699749869a3475da7a702ae991a | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Use IBPB for retbleed if used by SRSO | Problem Details:
If spec_rstack_overflow=ibpb then this mitigates retbleed as well. This
is relevant for AMD Zen1 and Zen2 CPUs which are vulnerable to both bugs.
Signed-off-by: David Kaplan <david.kaplan@amd.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: H . ... | ```diff
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 6c991afb7b78..b26341983230 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -1171,6 +1171,21 @@ static enum retbleed_mitigation retbleed_mitigation __ro_after_init =
static int __ro_after_init retbleed_nosmt... |
8d89661a36dd3bb8c9902cff36dc0c144dce3faf | Analyze and fix the following issue in the Linux kernel code: net: selftests: fix TCP packet checksum | Problem Details:
The length in the pseudo header should be the length of the L3 payload
AKA the L4 header+payload. The selftest code builds the packet from
the lower layers up, so all the headers are pushed already when it
constructs L4. We need to subtract the lower layer headers from skb->len.
Fixes: 3e1e58d64c3d ("... | ```diff
diff --git a/net/core/selftests.c b/net/core/selftests.c
index 35f807ea9952..406faf8e5f3f 100644
--- a/net/core/selftests.c
+++ b/net/core/selftests.c
@@ -160,8 +160,9 @@ static struct sk_buff *net_test_get_skb(struct net_device *ndev,
skb->csum = 0;
skb->ip_summed = CHECKSUM_PARTIAL;
if (attr->tcp) {
- ... |
1476b218327b89bbb64c14619a2d34f0c320f2c3 | Analyze and fix the following issue in the Linux kernel code: perf/aux: Fix pending disable flow when the AUX ring buffer overruns | Problem Details:
If an AUX event overruns, the event core layer intends to disable the
event by setting the 'pending_disable' flag. Unfortunately, the event
is not actually disabled afterwards.
In commit:
ca6c21327c6a ("perf: Fix missing SIGTRAPs")
the 'pending_disable' flag was changed to a boolean. However, the
... | ```diff
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 1f746469fda5..7281230044d0 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7251,15 +7251,15 @@ static void __perf_pending_disable(struct perf_event *event)
* CPU-A CPU-B
*
* perf_event_disable_inatomic()
- * @pendin... |
65ba2a6e77e9e5c843a591055789050e77b5c65e | Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-j722s-evm: Fix USB gpio-hog level for Type-C | Problem Details:
According to the "GPIO Expander Map / Table" section of the J722S EVM
Schematic within the Evaluation Module Design Files package [0], the
GPIO Pin P05 located on the GPIO Expander 1 (I2C0/0x23) has to be pulled
down to select the Type-C interface. Since commit under Fixes claims to
enable the Type-C i... | ```diff
diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
index a47852fdca70..d0533723412a 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
@@ -634,7 +634,7 @@
/* P05 - USB2.0_MUX_SEL */
gpio-hog;
gpios = <5 GPIO_... |
9a2b9416fd1d18d97ce1b737a11fcbc521140e5d | Analyze and fix the following issue in the Linux kernel code: KVM: arm64: Fix error path in init_hyp_mode() | Problem Details:
In the unlikely case pKVM failed to allocate carveout, the error path
tries to access NULL ptr when it de-reference the SVE state from the
uninitialized nVHE per-cpu base.
[ 1.575420] pstate: 61400005 (nZCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[ 1.576010] pc : teardown_hyp_mode+0xe4/0x180
[ ... | ```diff
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 38a91bb5d4c7..6bdf79bc5d95 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -2346,7 +2346,9 @@ static void __init teardown_hyp_mode(void)
free_hyp_pgds();
for_each_possible_cpu(cpu) {
free_pages(per_cpu(kvm_arm_hyp_stack_base, ... |
e728e705802fec20f65d974a5d5eb91217ac618d | Analyze and fix the following issue in the Linux kernel code: KVM: arm64: Adjust range correctly during host stage-2 faults | Problem Details:
host_stage2_adjust_range() tries to find the largest block mapping that
fits within a memory or mmio region (represented by a kvm_mem_range in
this function) during host stage-2 faults under pKVM. To do so, it walks
the host stage-2 page-table, finds the faulting PTE and its level, and
then progressive... | ```diff
diff --git a/arch/arm64/kvm/hyp/nvhe/mem_protect.c b/arch/arm64/kvm/hyp/nvhe/mem_protect.c
index 95d7534c9679..8957734d6183 100644
--- a/arch/arm64/kvm/hyp/nvhe/mem_protect.c
+++ b/arch/arm64/kvm/hyp/nvhe/mem_protect.c
@@ -479,6 +479,7 @@ static int host_stage2_adjust_range(u64 addr, struct kvm_mem_range *range... |
af040a9a296044fd4b748786c2516f172a7617f1 | Analyze and fix the following issue in the Linux kernel code: KVM: arm64: nv: Fix MI line level calculation in vgic_v3_nested_update_mi() | Problem Details:
The state of the vcpu's MI line should be asserted when its
ICH_HCR_EL2.En is set and ICH_MISR_EL2 is non-zero. Using bitwise AND
(&=) directly for this calculation will not give us the correct result
when the LSB of the vcpu's ICH_MISR_EL2 isn't set. Correct this by
directly computing the line level w... | ```diff
diff --git a/arch/arm64/kvm/vgic/vgic-v3-nested.c b/arch/arm64/kvm/vgic/vgic-v3-nested.c
index a50fb7e6841f..679aafe77de2 100644
--- a/arch/arm64/kvm/vgic/vgic-v3-nested.c
+++ b/arch/arm64/kvm/vgic/vgic-v3-nested.c
@@ -401,9 +401,7 @@ void vgic_v3_nested_update_mi(struct kvm_vcpu *vcpu)
{
bool level;
- lev... |
7ab6847a03229e73bb7c58ca397630f699e79b53 | Analyze and fix the following issue in the Linux kernel code: ALSA: hda/realtek: Fix built-in mic on ASUS VivoBook X507UAR | Problem Details:
The built-in mic of ASUS VivoBook X507UAR is broken recently by the fix
of the pin sort. The fixup ALC256_FIXUP_ASUS_MIC_NO_PRESENCE is working
for addressing the regression, too.
Fixes: 3b4309546b48 ("ALSA: hda: Fix headset detection failure due to unstable sort")
Reported-by: Igor Tamara <igor.tamar... | ```diff
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 784644a2b51d..5d6d01ecfee2 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -11031,6 +11031,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1df3, "ASUS UM5606WA",... |
fa13f1d7c71423a53234c03771fde47f0743a2ef | Analyze and fix the following issue in the Linux kernel code: crypto: aspeed - Fix hash fallback path typo | Problem Details:
Fix typo in the fallback code path.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202506231830.us4hiwlZ-lkp@intel.com/
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> | ```diff
diff --git a/drivers/crypto/aspeed/aspeed-hace-hash.c b/drivers/crypto/aspeed/aspeed-hace-hash.c
index e54b7dd03be3..f8f37c9d5f3c 100644
--- a/drivers/crypto/aspeed/aspeed-hace-hash.c
+++ b/drivers/crypto/aspeed/aspeed-hace-hash.c
@@ -449,7 +449,7 @@ static noinline int aspeed_ahash_fallback(struct ahash_reques... |
64b6a788bd96a0cdc11073a2d1f85413b078c1f2 | Analyze and fix the following issue in the Linux kernel code: bcachefs: Ensure we rewind to run recovery passes | Problem Details:
Fix a 6.16 regression from the recovery pass rework, which introduced a
bug where calling bch2_run_explicit_recovery_pass() would only return
the error code to rewind recovery for the first call that scheduled that
recovery pass.
If the error code from the first call was swallowed (because it was
call... | ```diff
diff --git a/fs/bcachefs/recovery_passes.c b/fs/bcachefs/recovery_passes.c
index c2c18c0a5429..c09ed2dd4639 100644
--- a/fs/bcachefs/recovery_passes.c
+++ b/fs/bcachefs/recovery_passes.c
@@ -313,6 +313,9 @@ static bool recovery_pass_needs_set(struct bch_fs *c,
*/
bool in_recovery = test_bit(BCH_FS_in_recov... |
3e72acb78b73ccffeaf929c039dc5a0a7a147535 | Analyze and fix the following issue in the Linux kernel code: bcachefs: Ensure btree node scan runs before checking for scanned nodes | Problem Details:
Previously, calling bch2_btree_has_scanned_nodes() when btree node
scan hadn't actually run would erroniously return false - causing us to
think a btree was entirely gone.
This fixes a 6.16 regression from moving the scheduling of btree node
scan out of bch2_btree_lost_data() (fixing the bug where we'... | ```diff
diff --git a/fs/bcachefs/btree_gc.c b/fs/bcachefs/btree_gc.c
index 697c6ecc3a65..bac108e93823 100644
--- a/fs/bcachefs/btree_gc.c
+++ b/fs/bcachefs/btree_gc.c
@@ -534,32 +534,39 @@ fsck_err:
return ret;
}
-static int bch2_check_root(struct btree_trans *trans, enum btree_id i,
+static int bch2_check_root(st... |
1dcea07810c8bb4aba1bfed0bbe015b2d708a903 | Analyze and fix the following issue in the Linux kernel code: bcachefs: btree_root_unreadable_and_scan_found_nothing should not be autofix | Problem Details:
Autofix is specified in btree_gc.c if it's not an important btree.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> | ```diff
diff --git a/fs/bcachefs/sb-errors_format.h b/fs/bcachefs/sb-errors_format.h
index 041887aad63a..0641fb634bd4 100644
--- a/fs/bcachefs/sb-errors_format.h
+++ b/fs/bcachefs/sb-errors_format.h
@@ -301,7 +301,7 @@ enum bch_fsck_flags {
x(btree_node_bkey_bad_u64s, 260, 0) \
x(btree_node_topology_empty_inter... |
a9b24b3583ae1da7dbda031f141264f2da260219 | Analyze and fix the following issue in the Linux kernel code: net: phy: realtek: add error handling to rtl8211f_get_wol | Problem Details:
We should check if the WOL settings was successfully read from the PHY.
In case this fails we cannot just use the error code and proceed.
Signed-off-by: Daniel Braunwarth <daniel.braunwarth@kuka.com>
Reported-by: Jon Hunter <jonathanh@nvidia.com>
Closes: https://lore.kernel.org/baaa083b-9a69-460f-ab3... | ```diff
diff --git a/drivers/net/phy/realtek/realtek_main.c b/drivers/net/phy/realtek/realtek_main.c
index c3dcb6257430..dd0d675149ad 100644
--- a/drivers/net/phy/realtek/realtek_main.c
+++ b/drivers/net/phy/realtek/realtek_main.c
@@ -436,9 +436,15 @@ static irqreturn_t rtl8211f_handle_interrupt(struct phy_device *phyd... |
a433791aeaea6e84df709e0b9584b9bbe040cd1c | Analyze and fix the following issue in the Linux kernel code: atm: Release atm_dev_mutex after removing procfs in atm_dev_deregister(). | Problem Details:
syzbot reported a warning below during atm_dev_register(). [0]
Before creating a new device and procfs/sysfs for it, atm_dev_register()
looks up a duplicated device by __atm_dev_lookup(). These operations are
done under atm_dev_mutex.
However, when removing a device in atm_dev_deregister(), it relea... | ```diff
diff --git a/net/atm/resources.c b/net/atm/resources.c
index 995d29e7fb13..b19d851e1f44 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -146,11 +146,10 @@ void atm_dev_deregister(struct atm_dev *dev)
*/
mutex_lock(&atm_dev_mutex);
list_del(&dev->dev_list);
- mutex_unlock(&atm_dev_mutex);
-
... |
1cec9ac2d071cfd2da562241aab0ef701355762a | Analyze and fix the following issue in the Linux kernel code: x86/fpu: Delay instruction pointer fixup until after warning | Problem Details:
Right now, if XRSTOR fails a console message like this is be printed:
Bad FPU state detected at restore_fpregs_from_fpstate+0x9a/0x170, reinitializing FPU registers.
However, the text location (...+0x9a in this case) is the instruction
*AFTER* the XRSTOR. The highlighted instruction in the "Code:" d... | ```diff
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c
index bf8dab18be97..2fdc1f1f5adb 100644
--- a/arch/x86/mm/extable.c
+++ b/arch/x86/mm/extable.c
@@ -122,13 +122,12 @@ static bool ex_handler_sgx(const struct exception_table_entry *fixup,
static bool ex_handler_fprestore(const struct exception_table_en... |
7c942f87cc0be5699b1ce434d369eccd8b5321d4 | Analyze and fix the following issue in the Linux kernel code: selftests/mm: fix validate_addr() helper | Problem Details:
validate_addr() checks whether the address returned by mmap() lies in the
low or high VA space, according to whether a high addr hint was passed or
not. The fix commit mentioned below changed the code in such a way that
this function will always return failure when passed high_addr == 1; addr
will be ... | ```diff
diff --git a/tools/testing/selftests/mm/virtual_address_range.c b/tools/testing/selftests/mm/virtual_address_range.c
index b380e102b22f..169dbd692bf5 100644
--- a/tools/testing/selftests/mm/virtual_address_range.c
+++ b/tools/testing/selftests/mm/virtual_address_range.c
@@ -77,8 +77,11 @@ static void validate_a... |
b6f5e748587063d4ad3294d07ca29886851d9cd7 | Analyze and fix the following issue in the Linux kernel code: crashdump: add CONFIG_KEYS dependency | Problem Details:
The dm_crypt code fails to build without CONFIG_KEYS:
kernel/crash_dump_dm_crypt.c: In function 'restore_dm_crypt_keys_to_thread_keyring':
kernel/crash_dump_dm_crypt.c:105:9: error: unknown type name 'key_ref_t'; did you mean 'key_ref_put'?
There is a mix of 'select KEYS' and 'depends on KEYS' in Kco... | ```diff
diff --git a/kernel/Kconfig.kexec b/kernel/Kconfig.kexec
index e64ce21f9a80..2ee603a98813 100644
--- a/kernel/Kconfig.kexec
+++ b/kernel/Kconfig.kexec
@@ -134,6 +134,7 @@ config CRASH_DM_CRYPT
depends on KEXEC_FILE
depends on CRASH_DUMP
depends on DM_CRYPT
+ depends on KEYS
help
With this option ena... |
befd9a71d859ea625eaa84dae1b243efb3df3eca | Analyze and fix the following issue in the Linux kernel code: fuse: fix runtime warning on truncate_folio_batch_exceptionals() | Problem Details:
The WARN_ON_ONCE is introduced on truncate_folio_batch_exceptionals() to
capture whether the filesystem has removed all DAX entries or not.
And the fix has been applied on the filesystem xfs and ext4 by the commit
0e2f80afcfa6 ("fs/dax: ensure all pages are idle prior to filesystem
unmount").
Apply t... | ```diff
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index bfe8d8af46f3..9572bdef49ee 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -9,6 +9,7 @@
#include "fuse_i.h"
#include "dev_uring_i.h"
+#include <linux/dax.h>
#include <linux/pagemap.h>
#include <linux/slab.h>
#include <linux/file.h>
@@ -162,6 +163... |
79300ac805b672a84b64d80d4cbc374d83411599 | Analyze and fix the following issue in the Linux kernel code: scripts/gdb: fix dentry_name() lookup | Problem Details:
The "d_iname" member was replaced with "d_shortname.string" in the commit
referenced in the Fixes tag. This prevented the GDB script "lx-mount"
command to properly function:
(gdb) lx-mounts
mount super_block devname pathname fstype options
0xff11000002d21180 0xff11000002d24800 root... | ```diff
diff --git a/scripts/gdb/linux/vfs.py b/scripts/gdb/linux/vfs.py
index c77b9ce75f6d..b5fbb18ccb77 100644
--- a/scripts/gdb/linux/vfs.py
+++ b/scripts/gdb/linux/vfs.py
@@ -22,7 +22,7 @@ def dentry_name(d):
if parent == d or parent == 0:
return ""
p = dentry_name(d['d_parent']) + "/"
- retur... |
4f489fe6afb395dbc79840efa3c05440b760d883 | Analyze and fix the following issue in the Linux kernel code: mm/damon/sysfs-schemes: free old damon_sysfs_scheme_filter->memcg_path on write | Problem Details:
memcg_path_store() assigns a newly allocated memory buffer to
filter->memcg_path, without deallocating the previously allocated and
assigned memory buffer. As a result, users can leak kernel memory by
continuously writing a data to memcg_path DAMOS sysfs file. Fix the leak
by deallocating the previou... | ```diff
diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c
index 0f6c9e1fec0b..30ae7518ffbf 100644
--- a/mm/damon/sysfs-schemes.c
+++ b/mm/damon/sysfs-schemes.c
@@ -472,6 +472,7 @@ static ssize_t memcg_path_store(struct kobject *kobj,
return -ENOMEM;
strscpy(path, buf, count + 1);
+ kfree(filter->m... |
f5769359c5b241978e6933672bb78b3adc36aa18 | Analyze and fix the following issue in the Linux kernel code: mm/alloc_tag: fix the kmemleak false positive issue in the allocation of the percpu variable tag->counters | Problem Details:
When loading a module, as long as the module has memory allocation
operations, kmemleak produces a false positive report that resembles the
following:
unreferenced object (percpu) 0x7dfd232a1650 (size 16):
comm "modprobe", pid 1301, jiffies 4294940249
hex dump (first 16 bytes on cpu 2):
00 00 ... | ```diff
diff --git a/include/linux/kmemleak.h b/include/linux/kmemleak.h
index 93a73c076d16..fbd424b2abb1 100644
--- a/include/linux/kmemleak.h
+++ b/include/linux/kmemleak.h
@@ -28,6 +28,7 @@ extern void kmemleak_update_trace(const void *ptr) __ref;
extern void kmemleak_not_leak(const void *ptr) __ref;
extern void k... |
df831e97739405ecbaddb85516bc7d4d1c933d6b | Analyze and fix the following issue in the Linux kernel code: lib/group_cpus: fix NULL pointer dereference from group_cpus_evenly() | Problem Details:
While testing null_blk with configfs, echo 0 > poll_queues will trigger
following panic:
BUG: kernel NULL pointer dereference, address: 0000000000000010
Oops: Oops: 0000 [#1] SMP NOPTI
CPU: 27 UID: 0 PID: 920 Comm: bash Not tainted 6.15.0-02023-gadbdb95c8696-dirty #1238 PREEMPT(undef)
Hardware name: Q... | ```diff
diff --git a/lib/group_cpus.c b/lib/group_cpus.c
index ee272c4cefcc..18d43a406114 100644
--- a/lib/group_cpus.c
+++ b/lib/group_cpus.c
@@ -352,6 +352,9 @@ struct cpumask *group_cpus_evenly(unsigned int numgrps)
int ret = -ENOMEM;
struct cpumask *masks = NULL;
+ if (numgrps == 0)
+ return NULL;
+
if (!z... |
344ef45b03336e7f74658814f66483b5417c9cf1 | Analyze and fix the following issue in the Linux kernel code: mm/hugetlb: remove unnecessary holding of hugetlb_lock | Problem Details:
In isolate_or_dissolve_huge_folio(), after acquiring the hugetlb_lock, it
is only for the purpose of obtaining the correct hstate, which is then
passed to alloc_and_dissolve_hugetlb_folio().
alloc_and_dissolve_hugetlb_folio() itself also acquires the hugetlb_lock.
We can have alloc_and_dissolve_huget... | ```diff
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 8746ed2fec13..9dc95eac558c 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2787,20 +2787,24 @@ void restore_reserve_on_error(struct hstate *h, struct vm_area_struct *vma,
/*
* alloc_and_dissolve_hugetlb_folio - Allocate a new folio and dissolve
* the old one
... |
86bc5752a9173589271439911b33b4d952b0a91f | Analyze and fix the following issue in the Linux kernel code: mm: add OOM killer maintainer structure | Problem Details:
Add MAINTAINERS info for the oom-killer.
[akpm@linux-foundation.org: fix mhocko email address (SeongJae), add files (Lorenzo)]
[akpm@linux-foundation.org: fix ordering]
Link: https://lkml.kernel.org/r/20250617085819.355838-1-mhocko@kernel.org
Signed-off-by: Michal Hocko <mhocko@suse.com>
Acked-by: Dav... | ```diff
diff --git a/MAINTAINERS b/MAINTAINERS
index efb51ee92683..689b9a20b6df 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -15848,6 +15848,17 @@ F: mm/numa.c
F: mm/numa_emulation.c
F: mm/numa_memblks.c
+MEMORY MANAGEMENT - OOM KILLER
+M: Michal Hocko <mhocko@suse.com>
+R: David Rientjes <rientjes@google.com>
+R:... |
4a5e85f4eb8fd18b1266342d100e4f0849544ca0 | Analyze and fix the following issue in the Linux kernel code: fs/proc/task_mmu: fix PAGE_IS_PFNZERO detection for the huge zero folio | Problem Details:
is_zero_pfn() does not work for the huge zero folio. Fix it by using
is_huge_zero_pmd().
This can cause the PAGEMAP_SCAN ioctl against /proc/pid/pagemap to
present pages as PAGE_IS_PRESENT rather than as PAGE_IS_PFNZERO.
Found by code inspection.
Link: https://lkml.kernel.org/r/20250617143532.237538... | ```diff
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 27972c0749e7..4be91eb6ea5c 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -2182,7 +2182,7 @@ static unsigned long pagemap_thp_category(struct pagemap_scan_private *p,
categories |= PAGE_IS_FILE;
}
- if (is_zero_pfn(pmd_pfn(pmd)))... |
eef0eaeca7fa8e358a31e89802f564451b797718 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: tc: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: a1bcfde83669 ("doc/netlink/specs: Ad... | ```diff
diff --git a/Documentation/netlink/specs/tc.yaml b/Documentation/netlink/specs/tc.yaml
index cb7ea7d62e56..42d74c9aeb54 100644
--- a/Documentation/netlink/specs/tc.yaml
+++ b/Documentation/netlink/specs/tc.yaml
@@ -232,7 +232,7 @@ definitions:
type: u8
doc: log(P_max / (qth-max - qth-min))
... |
8d7e211ea925e050882c762ddf8cf2da78856dfb | Analyze and fix the following issue in the Linux kernel code: netlink: specs: rt-link: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: b2f63d904e72 ("doc/netlink: Add spec... | ```diff
diff --git a/Documentation/netlink/specs/rt-link.yaml b/Documentation/netlink/specs/rt-link.yaml
index b41b31eebcae..28c4cf66517c 100644
--- a/Documentation/netlink/specs/rt-link.yaml
+++ b/Documentation/netlink/specs/rt-link.yaml
@@ -603,7 +603,7 @@ definitions:
name: optmask
type: u32
-
-... |
9e6dd4c256d0774701637b958ba682eff4991277 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: mptcp: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: bc8aeb2045e2 ("Documentation: netlin... | ```diff
diff --git a/Documentation/netlink/specs/mptcp_pm.yaml b/Documentation/netlink/specs/mptcp_pm.yaml
index dfd017780d2f..fb57860fe778 100644
--- a/Documentation/netlink/specs/mptcp_pm.yaml
+++ b/Documentation/netlink/specs/mptcp_pm.yaml
@@ -57,21 +57,21 @@ definitions:
doc: >-
A new subflow has be... |
e40d3d0931d2b1e86ba2ca0e9c95f90ac6dd5525 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: ovs_flow: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: 93b230b549bc ("netlink: specs: add y... | ```diff
diff --git a/Documentation/netlink/specs/ovs_flow.yaml b/Documentation/netlink/specs/ovs_flow.yaml
index 46f5d1cd8a5f..7974aa7d8905 100644
--- a/Documentation/netlink/specs/ovs_flow.yaml
+++ b/Documentation/netlink/specs/ovs_flow.yaml
@@ -216,7 +216,7 @@ definitions:
type: struct
members:
-
- ... |
9407680945145cc34fafd0e9f802b03574620d43 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: devlink: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: 429ac6211494 ("devlink: define enum ... | ```diff
diff --git a/Documentation/netlink/specs/devlink.yaml b/Documentation/netlink/specs/devlink.yaml
index 05fee1b7fe19..38ddc04f9e6d 100644
--- a/Documentation/netlink/specs/devlink.yaml
+++ b/Documentation/netlink/specs/devlink.yaml
@@ -38,15 +38,15 @@ definitions:
-
name: dsa
-
- na... |
354592f19c7b0ac5983d56d8594a76aa3437f0a6 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: dpll: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: 3badff3a25d8 ("dpll: spec: Add Netli... | ```diff
diff --git a/Documentation/netlink/specs/dpll.yaml b/Documentation/netlink/specs/dpll.yaml
index 8feefeae5376..f434140b538e 100644
--- a/Documentation/netlink/specs/dpll.yaml
+++ b/Documentation/netlink/specs/dpll.yaml
@@ -188,7 +188,7 @@ definitions:
value: 10000
-
type: const
- name: pin-frequ... |
07caaf875c937e5f0a262a1dbad307d08ecc8673 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: ethtool: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen replaces special chars in names)
but gives more uniform naming in Python.
Fixes: 13e59344fb9d ("net: ethtool: add support for symm... | ```diff
diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
index 72a076b0e1b5..348c6ad548f5 100644
--- a/Documentation/netlink/specs/ethtool.yaml
+++ b/Documentation/netlink/specs/ethtool.yaml
@@ -48,7 +48,7 @@ definitions:
name: started
doc: The firmware ... |
791a9ed0a40dfa70fe793dcecf950273255cbb84 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: fou: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: 4eb77b4ecd3c ("netlink: add a proto ... | ```diff
diff --git a/Documentation/netlink/specs/fou.yaml b/Documentation/netlink/specs/fou.yaml
index 0af5ab842c04..b02ab19817d3 100644
--- a/Documentation/netlink/specs/fou.yaml
+++ b/Documentation/netlink/specs/fou.yaml
@@ -15,7 +15,7 @@ kernel-policy: global
definitions:
-
type: enum
- name: encap_type
... |
2434ccb94dfc8e036c81e9d7c77fca6dc1dc2590 | Analyze and fix the following issue in the Linux kernel code: netlink: specs: nfsd: replace underscores with dashes in names | Problem Details:
We're trying to add a strict regexp for the name format in the spec.
Underscores will not be allowed, dashes should be used instead.
This makes no difference to C (codegen, if used, replaces special
chars in names) but it gives more uniform naming in Python.
Fixes: 13727f85b49b ("NFSD: introduce netli... | ```diff
diff --git a/Documentation/netlink/specs/nfsd.yaml b/Documentation/netlink/specs/nfsd.yaml
index c87658114852..8d1a3c01708f 100644
--- a/Documentation/netlink/specs/nfsd.yaml
+++ b/Documentation/netlink/specs/nfsd.yaml
@@ -27,7 +27,7 @@ attribute-sets:
name: proc
type: u32
-
- na... |
7b515f35a911fdc31fbde6531828dcd6ae9803d3 | Analyze and fix the following issue in the Linux kernel code: net: enetc: Correct endianness handling in _enetc_rd_reg64 | Problem Details:
enetc_hw.h provides two versions of _enetc_rd_reg64.
One which simply calls ioread64() when available.
And another that composes the 64-bit result from ioread32() calls.
In the second case the code appears to assume that each ioread32() call
returns a little-endian value. However both the shift and lo... | ```diff
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h
index 4098f01479bc..53e8d18c7a34 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h
+++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h
@@ -507,7 +507,7 @@ static inline u64 _enetc_rd_reg64... |
8bd0af3154b2206ce19f8b1410339f7a2a56d0c3 | Analyze and fix the following issue in the Linux kernel code: lib: packing: Include necessary headers | Problem Details:
packing.h uses ARRAY_SIZE(), BUILD_BUG_ON_MSG(), min(), max(), and
sizeof_field() without including the headers where they are defined,
potentially causing build failures.
Fix this in packing.h and sort the result.
Signed-off-by: Nathan Lynch <nathan.lynch@amd.com>
Reviewed-by: Vladimir Oltean <oltea... | ```diff
diff --git a/include/linux/packing.h b/include/linux/packing.h
index 0589d70bbe04..20ae4d452c7b 100644
--- a/include/linux/packing.h
+++ b/include/linux/packing.h
@@ -5,8 +5,12 @@
#ifndef _LINUX_PACKING_H
#define _LINUX_PACKING_H
-#include <linux/types.h>
+#include <linux/array_size.h>
#include <linux/bito... |
bfb4fb77f9a8ce33ce357224569eae5564eec573 | Analyze and fix the following issue in the Linux kernel code: team: replace team lock with rtnl lock | Problem Details:
syszbot reports various ordering issues for lower instance locks and
team lock. Switch to using rtnl lock for protecting team device,
similar to bonding. Based on the patch by Tetsuo Handa.
Cc: Jiri Pirko <jiri@resnulli.us>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Reported-by: syzbot+705c... | ```diff
diff --git a/drivers/net/team/team_core.c b/drivers/net/team/team_core.c
index 8bc56186b2a3..17f07eb0ee52 100644
--- a/drivers/net/team/team_core.c
+++ b/drivers/net/team/team_core.c
@@ -933,7 +933,7 @@ static bool team_port_find(const struct team *team,
* Enable/disable port by adding to enabled port hashlis... |
5e9388f7984a9cc7e659a105113f6ccf0aebedd0 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: adapt one more case in test_lru_map to the new target_free | Problem Details:
The below commit that updated BPF_MAP_TYPE_LRU_HASH free target,
also updated tools/testing/selftests/bpf/test_lru_map to match.
But that missed one case that passes with 4 cores, but fails at
higher cpu counts.
Update test_lru_sanity3 to also adjust its expectation of target_free.
This time tested ... | ```diff
diff --git a/tools/testing/selftests/bpf/test_lru_map.c b/tools/testing/selftests/bpf/test_lru_map.c
index 4ae83f4b7fc7..0921939532c6 100644
--- a/tools/testing/selftests/bpf/test_lru_map.c
+++ b/tools/testing/selftests/bpf/test_lru_map.c
@@ -138,6 +138,12 @@ static int sched_next_online(int pid, int *next_to_t... |
aced132599b3c8884c050218d4c48eef203678f6 | Analyze and fix the following issue in the Linux kernel code: bpf: Add range tracking for BPF_NEG | Problem Details:
Add range tracking for instruction BPF_NEG. Without this logic, a trivial
program like the following will fail
volatile bool found_value_b;
SEC("lsm.s/socket_connect")
int BPF_PROG(test_socket_connect)
{
if (!found_value_b)
return -1;
return 0;
}
wi... | ```diff
diff --git a/include/linux/tnum.h b/include/linux/tnum.h
index 3c13240077b8..57ed3035cc30 100644
--- a/include/linux/tnum.h
+++ b/include/linux/tnum.h
@@ -40,6 +40,8 @@ struct tnum tnum_arshift(struct tnum a, u8 min_shift, u8 insn_bitness);
struct tnum tnum_add(struct tnum a, struct tnum b);
/* Subtract two t... |
910bdb8197f9322790c738bb32feaa11dba26909 | Analyze and fix the following issue in the Linux kernel code: PCI: endpoint: Fix configfs group removal on driver teardown | Problem Details:
An endpoint driver configfs attributes group is added to the
epf_group list of struct pci_epf_driver by pci_epf_add_cfs() but an
added group is not removed from this list when the attribute group is
unregistered with pci_ep_cfs_remove_epf_group().
Add the missing list_del() call in pci_ep_cfs_remove_e... | ```diff
diff --git a/drivers/pci/endpoint/pci-ep-cfs.c b/drivers/pci/endpoint/pci-ep-cfs.c
index d712c7a866d2..ef50c82e647f 100644
--- a/drivers/pci/endpoint/pci-ep-cfs.c
+++ b/drivers/pci/endpoint/pci-ep-cfs.c
@@ -691,6 +691,7 @@ void pci_ep_cfs_remove_epf_group(struct config_group *group)
if (IS_ERR_OR_NULL(group))... |
d79123d79a8154b4318529b7b2ff7e15806f480b | Analyze and fix the following issue in the Linux kernel code: PCI: endpoint: Fix configfs group list head handling | Problem Details:
Doing a list_del() on the epf_group field of struct pci_epf_driver in
pci_epf_remove_cfs() is not correct as this field is a list head, not
a list entry. This list_del() call triggers a KASAN warning when an
endpoint function driver which has a configfs attribute group is torn
down:
==================... | ```diff
diff --git a/drivers/pci/endpoint/pci-epf-core.c b/drivers/pci/endpoint/pci-epf-core.c
index 577a9e490115..defc6aecfdef 100644
--- a/drivers/pci/endpoint/pci-epf-core.c
+++ b/drivers/pci/endpoint/pci-epf-core.c
@@ -338,7 +338,6 @@ static void pci_epf_remove_cfs(struct pci_epf_driver *driver)
mutex_lock(&pci_e... |
666c23af755dccca8c25b5d5200ca28153c69a05 | Analyze and fix the following issue in the Linux kernel code: i2c: omap: Fix an error handling path in omap_i2c_probe() | Problem Details:
If an error occurs after calling mux_state_select(), mux_state_deselect()
should be called as already done in the remove function.
Fixes: b6ef830c60b6 ("i2c: omap: Add support for setting mux")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: <stable@vger.kernel.org> # v6.15+
Sign... | ```diff
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index f1cc26ac5b80..8b01df3cc8e9 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1461,13 +1461,13 @@ omap_i2c_probe(struct platform_device *pdev)
if (IS_ERR(mux_state)) {
r = PTR_ERR(mux_state);
... |
577c1e0ef351e41aba764816232a9feb7a9b3969 | Analyze and fix the following issue in the Linux kernel code: platform/x86: Use i2c adapter name to fix build errors | Problem Details:
Use adapater->name inplace of adapter->owner->name to fix
build issues when CONFIG_MODULES is not defined.
Fixes: 90b85567e457 ("platform/x86: Add AMD ISP platform config for OV05C10")
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/all/04577a46-9add-420c-b181-29bad5820... | ```diff
diff --git a/drivers/platform/x86/amd/amd_isp4.c b/drivers/platform/x86/amd/amd_isp4.c
index 0cc01441bcbb..9f291aeb35f1 100644
--- a/drivers/platform/x86/amd/amd_isp4.c
+++ b/drivers/platform/x86/amd/amd_isp4.c
@@ -11,6 +11,7 @@
#include <linux/mutex.h>
#include <linux/platform_device.h>
#include <linux/prop... |
cbdb25ccf7566eee0c2b945e35cb98baf9ed0aa6 | Analyze and fix the following issue in the Linux kernel code: i2c: tiny-usb: disable zero-length read messages | Problem Details:
This driver passes the length of an i2c_msg directly to
usb_control_msg(). If the message is now a read and of length 0, it
violates the USB protocol and a warning will be printed. Enable the
I2C_AQ_NO_ZERO_LEN_READ quirk for this adapter thus forbidding 0-length
read messages altogether.
Fixes: e8c76... | ```diff
diff --git a/drivers/i2c/busses/i2c-tiny-usb.c b/drivers/i2c/busses/i2c-tiny-usb.c
index a18eab0992a1..57dfe5f1a7d9 100644
--- a/drivers/i2c/busses/i2c-tiny-usb.c
+++ b/drivers/i2c/busses/i2c-tiny-usb.c
@@ -139,6 +139,11 @@ out:
return ret;
}
+/* prevent invalid 0-length usb_control_msg */
+static const st... |
56ad91c1aa9c18064348edf69308080b03c9dc48 | Analyze and fix the following issue in the Linux kernel code: i2c: robotfuzz-osif: disable zero-length read messages | Problem Details:
This driver passes the length of an i2c_msg directly to
usb_control_msg(). If the message is now a read and of length 0, it
violates the USB protocol and a warning will be printed. Enable the
I2C_AQ_NO_ZERO_LEN_READ quirk for this adapter thus forbidding 0-length
read messages altogether.
Fixes: 83e53... | ```diff
diff --git a/drivers/i2c/busses/i2c-robotfuzz-osif.c b/drivers/i2c/busses/i2c-robotfuzz-osif.c
index 80d45079b763..e0a76fb5bc31 100644
--- a/drivers/i2c/busses/i2c-robotfuzz-osif.c
+++ b/drivers/i2c/busses/i2c-robotfuzz-osif.c
@@ -111,6 +111,11 @@ static u32 osif_func(struct i2c_adapter *adapter)
return I2C_F... |
a5d0b9e32745277644cda8d7d334e7080bd339bf | Analyze and fix the following issue in the Linux kernel code: i2c: imx: fix emulated smbus block read | Problem Details:
Acknowledge the byte count submitted by the target.
When I2C_SMBUS_BLOCK_DATA read operation is executed by
i2c_smbus_xfer_emulated(), the length of the second (read) message is set
to 1. Length of the block is supposed to be obtained from the target by the
underlying bus driver.
The i2c_imx_isr_read()... | ```diff
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index e5732b0557fb..205cc132fdec 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1008,7 +1008,7 @@ static inline int i2c_imx_isr_read(struct imx_i2c_struct *i2c_imx)
/* setup bus to read data */
temp = ... |
d69bafe6ee2b5eff6099fa26626ecc2963f0f363 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: Fix usdt multispec failure with arm64/clang20 selftest build | Problem Details:
When building the selftest with arm64/clang20, the following test failed:
...
ubtest_multispec_usdt:PASS:usdt_100_called 0 nsec
subtest_multispec_usdt:PASS:usdt_100_sum 0 nsec
subtest_multispec_usdt:FAIL:usdt_300_bad_attach unexpected pointer: 0xaaaad82a2a80
#471/2 usdt/multispec:FAIL
#47... | ```diff
diff --git a/tools/testing/selftests/bpf/prog_tests/usdt.c b/tools/testing/selftests/bpf/prog_tests/usdt.c
index 495d66414b57..9057e983cc54 100644
--- a/tools/testing/selftests/bpf/prog_tests/usdt.c
+++ b/tools/testing/selftests/bpf/prog_tests/usdt.c
@@ -270,8 +270,16 @@ static void subtest_multispec_usdt(void)... |
08a1ea3fe85f8974c96a690f7f8c83d629d08510 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: sm6115: add debug UART pins | Problem Details:
We should not rely on the bootloader to set up the pinmux of the debug
UART port. Let's add pin definitions for uart4 to tlmm and bind them to
the relevant device node.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250625152839.193672-1-brgl@bgde... | ```diff
diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
index c8865779173e..91fc36b59abf 100644
--- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
@@ -721,6 +721,13 @@
bias-pull-up;
};
+ qup_uart4_default: qup-uart4-default-state {... |
9f35ab0e53ccbea57bb9cbad8065e0406d516195 | Analyze and fix the following issue in the Linux kernel code: soc: qcom: mdt_loader: Fix error return values in mdt_header_valid() | Problem Details:
This function is supposed to return true for valid headers and false for
invalid. In a couple places it returns -EINVAL instead which means the
invalid headers are counted as true. Change it to return false.
Fixes: 9f9967fed9d0 ("soc: qcom: mdt_loader: Ensure we don't read past the ELF header")
Sign... | ```diff
diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c
index 1b4ebae458f3..0ca268bdf1f8 100644
--- a/drivers/soc/qcom/mdt_loader.c
+++ b/drivers/soc/qcom/mdt_loader.c
@@ -33,14 +33,14 @@ static bool mdt_header_valid(const struct firmware *fw)
return false;
if (ehdr->e_phentsize != siz... |
fa6f092cc0a02d0fcee37e9e8172eda372a03d33 | Analyze and fix the following issue in the Linux kernel code: libbpf: Fix possible use-after-free for externs | Problem Details:
The `name` field in `obj->externs` points into the BTF data at initial
open time. However, some functions may invalidate this after opening and
before loading (e.g. `bpf_map__set_value_size`), which results in
pointers into freed memory and undefined behavior.
The simplest solution is to simply `strdu... | ```diff
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index e9c641a2fb20..52e353368f58 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -597,7 +597,7 @@ struct extern_desc {
int sym_idx;
int btf_id;
int sec_btf_id;
- const char *name;
+ char *name;
char *essent_name;
bool is_... |
0a46f60a9fe16f5596b6b4b3ee1a483ea7854136 | Analyze and fix the following issue in the Linux kernel code: cxl/edac: Fix using wrong repair type to check dram event record | Problem Details:
cxl_find_rec_dram() is used to find a DRAM event record based on the
inputted attributes. Different repair_type of the inputted attributes
will check the DRAM event record in different ways.
When EDAC driver is performing a memory rank sparing, it should use
CXL_RANK_SPARING rather than CXL_BANK_SPARIN... | ```diff
diff --git a/drivers/cxl/core/edac.c b/drivers/cxl/core/edac.c
index d725ee954199..623aaa4439c4 100644
--- a/drivers/cxl/core/edac.c
+++ b/drivers/cxl/core/edac.c
@@ -1323,7 +1323,7 @@ cxl_mem_get_rec_dram(struct cxl_memdev *cxlmd,
attrbs.bank = ctx->bank;
break;
case EDAC_REPAIR_RANK_SPARING:
- attrbs.... |
bb39dd09fe68dbd4fcf999420a0c8ecf09f029ce | Analyze and fix the following issue in the Linux kernel code: doc: Remove misleading reference to brd in dax.rst | Problem Details:
brd hasn't supported DAX for a long time but dax.rst
still suggests it as an example of how to write a DAX
supporting block driver.
Remove the reference, confuse less people.
Fixes: 7a862fbbdec6 ("brd: remove dax support")
Signed-off-by: Daniel Palmer <daniel.palmer@sony.com>
Signed-off-by: Jonathan ... | ```diff
diff --git a/Documentation/filesystems/dax.rst b/Documentation/filesystems/dax.rst
index 08dd5e254cc5..5b283f3d1eb1 100644
--- a/Documentation/filesystems/dax.rst
+++ b/Documentation/filesystems/dax.rst
@@ -206,7 +206,6 @@ stall the CPU for an extended period, you should also not attempt to
implement direct_ac... |
7ea9a550f710675fc79acd4a735ace96905faa54 | Analyze and fix the following issue in the Linux kernel code: docs: conf.py: several coding style fixes | Problem Details:
conf.py is missing a SPDX header and doesn't really have
a proper python coding style. It also has an obsolete
commented LaTeX syntax that doesn't work anymore.
Clean it up a little bit with some help from autolints
and manual adjustments.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.o... | ```diff
diff --git a/Documentation/conf.py b/Documentation/conf.py
index 91ce2b1c33cc..700516238d3f 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -1,24 +1,28 @@
-# -*- coding: utf-8 -*-
-#
-# The Linux Kernel documentation build configuration file, created by
-# sphinx-quickstart on Fri Feb 12 13:51... |
61aeda1e5c0d6ae128736ec4d6a082ee4dd9f04e | Analyze and fix the following issue in the Linux kernel code: scripts: sphinx-pre-install: fix release detection for Fedora | Problem Details:
Fedora distros are now identified as:
Fedora Linux 42
Fix the way script detects it.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/c2a34860bd986cc5f81fc25554ed91629736e995.1750571906.git.mchehab+huawe... | ```diff
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index 2a311ed00179..3f8d6925e896 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -413,7 +413,7 @@ sub give_redhat_hints()
my $old = 0;
my $rel;
my $noto_sans_redhat = "google-noto-sans-cjk-ttc-fonts";
- $rel =... |
c6b5b1559c0c7bcb5fe9b390d1785adf9e3bc83f | Analyze and fix the following issue in the Linux kernel code: scripts: sphinx-pre-install: properly handle SPHINXBUILD | Problem Details:
Currently, the script ignores SPHINXBUILD, making it useless.
As we're about to use on another script, fix support for it.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/b0217df871a5e563646d386327bdd7a393... | ```diff
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index ad9945ccb0cf..2a311ed00179 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -245,6 +245,10 @@ sub check_missing_tex($)
sub get_sphinx_fname()
{
+ if ($ENV{'SPHINXBUILD'}) {
+ return $ENV{'SPHINXBUILD'};... |
9c9f4a27eb1096beb650f312a1ce996a9960b56c | Analyze and fix the following issue in the Linux kernel code: perf debug: Add function symbols to dump_stack | Problem Details:
Symbolize stack traces by creating a live machine. Add this
functionality to dump_stack and switch dump_stack users to use
it. Switch TUI to use it. Add stack traces to the child test function
which can be useful to diagnose blocked code.
Example output:
```
$ perf test -vv PERF_RECORD_
...
7: PERF_... | ```diff
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 45d3d8b3317a..80375ca39a37 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -6,6 +6,9 @@
*/
#include <fcntl.h>
#include <errno.h>
+#ifdef HAVE_BACKTRACE_SUPPORT
+#include <execinfo.h>
+#... |
9a709b7e98e6fa51600b5f2d24c5068efa6d39de | Analyze and fix the following issue in the Linux kernel code: io_uring/net: mark iov as dynamically allocated even for single segments | Problem Details:
A bigger array of vecs could've been allocated, but
io_ring_buffers_peek() still decided to cap the mapped range depending
on how much data was available. Hence don't rely on the segment count
to know if the request should be marked as needing cleanup, always
check upfront if the iov array is different... | ```diff
diff --git a/io_uring/net.c b/io_uring/net.c
index 9550d4c8f866..5c1e8c4ba468 100644
--- a/io_uring/net.c
+++ b/io_uring/net.c
@@ -1077,6 +1077,12 @@ static int io_recv_buf_select(struct io_kiocb *req, struct io_async_msghdr *kmsg
if (unlikely(ret < 0))
return ret;
+ if (arg.iovs != &kmsg->fast_iov &&... |
fa787ac07b3ceb56dd88a62d1866038498e96230 | Analyze and fix the following issue in the Linux kernel code: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush | Problem Details:
In KVM guests with Hyper-V hypercalls enabled, the hypercalls
HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST and HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX
allow a guest to request invalidation of portions of a virtual TLB.
For this, the hypercall parameter includes a list of GVAs that are supposed
to be invalidated.
Ho... | ```diff
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 75221a11e15e..ee27064dd72f 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1979,6 +1979,9 @@ int kvm_hv_vcpu_flush_tlb(struct kvm_vcpu *vcpu)
if (entries[i] == KVM_HV_TLB_FLUSHALL_ENTRY)
goto out_flush_all;
+ if (is_no... |
1944f6ab4967db7ad8d4db527dceae8c77de76e9 | Analyze and fix the following issue in the Linux kernel code: smb: client: let smbd_post_send_iter() respect the peers max_send_size and transmit all data | Problem Details:
We should not send smbdirect_data_transfer messages larger than
the negotiated max_send_size, typically 1364 bytes, which means
24 bytes of the smbdirect_data_transfer header + 1340 payload bytes.
This happened when doing an SMB2 write with more than 1340 bytes
(which is done inline as it's below rdma... | ```diff
diff --git a/fs/smb/client/smbdirect.c b/fs/smb/client/smbdirect.c
index cbc85bca006f..a976bcf61226 100644
--- a/fs/smb/client/smbdirect.c
+++ b/fs/smb/client/smbdirect.c
@@ -907,8 +907,10 @@ wait_send_queue:
.local_dma_lkey = sc->ib.pd->local_dma_lkey,
.direction = DMA_TO_DEVICE,
};
+ size_t payloa... |
83ebe715748314331f9639de2220d02debfe926d | Analyze and fix the following issue in the Linux kernel code: KVM: VMX: Apply MMIO Stale Data mitigation if KVM maps MMIO into the guest | Problem Details:
Enforce the MMIO State Data mitigation if KVM has ever mapped host MMIO
into the VM, not if the VM has an assigned device. VFIO is but one of
many ways to map host MMIO into a KVM guest, and even within VFIO,
formally attaching a device to a VM via KVM_DEV_VFIO_FILE_ADD is entirely
optional.
Track wh... | ```diff
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index b4a391929cdb..6a172c7630f3 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1451,6 +1451,7 @@ struct kvm_arch {
bool x2apic_format;
bool x2apic_broadcast_quirk_disabled;
+ bool has_ma... |
55e8ff842051b1150461d7595d8f1d033c69d66b | Analyze and fix the following issue in the Linux kernel code: drm/bridge: ti-sn65dsi86: Add HPD for DisplayPort connector type | Problem Details:
By default, HPD was disabled on SN65DSI86 bridge. When the driver was
added (commit "a095f15c00e27"), the HPD_DISABLE bit was set in pre-enable
call which was moved to other function calls subsequently.
Later on, commit "c312b0df3b13" added detect utility for DP mode. But with
HPD_DISABLE bit set, all ... | ```diff
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 60224f476e1d..de9c23537465 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -348,12 +348,18 @@ static void ti_sn65dsi86_enable_comms(struct ti_sn65dsi86 *pdata,
* ... |
a3f3040657417aeadb9622c629d4a0c2693a0f93 | Analyze and fix the following issue in the Linux kernel code: EDAC/amd64: Fix size calculation for Non-Power-of-Two DIMMs | Problem Details:
Each Chip-Select (CS) of a Unified Memory Controller (UMC) on AMD Zen-based
SOCs has an Address Mask and a Secondary Address Mask register associated with
it. The amd64_edac module logs DIMM sizes on a per-UMC per-CS granularity
during init using these two registers.
Currently, the module primarily co... | ```diff
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index b681c0663203..07f1e9dc1ca7 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1209,7 +1209,9 @@ static int umc_get_cs_mode(int dimm, u8 ctrl, struct amd64_pvt *pvt)
if (csrow_enabled(2 * dimm + 1, ctrl, pvt))
c... |
51a4273dcab39dd1e850870945ccec664352d383 | Analyze and fix the following issue in the Linux kernel code: KVM: SVM: Add missing member in SNP_LAUNCH_START command structure | Problem Details:
The sev_data_snp_launch_start structure should include a 4-byte
desired_tsc_khz field before the gosvw field, which was missed in the
initial implementation. As a result, the structure is 4 bytes shorter than
expected by the firmware, causing the gosvw field to start 4 bytes early.
Fix this by adding t... | ```diff
diff --git a/include/linux/psp-sev.h b/include/linux/psp-sev.h
index 0b3a36bdaa90..0f5f94137f6d 100644
--- a/include/linux/psp-sev.h
+++ b/include/linux/psp-sev.h
@@ -594,6 +594,7 @@ struct sev_data_snp_addr {
* @imi_en: launch flow is launching an IMI (Incoming Migration Image) for the
* purpose o... |
dfe6c281323fea9f091f0d30a02579c072eb963c | Analyze and fix the following issue in the Linux kernel code: Revert "drm/xe/ptl: Apply Wa_16026007364" | Problem Details:
This reverts commit 3972872e459d812ab5e481a231a6066cf4f4d0f4.
There are several things wrong with the way this WA was implemented:
- The KLV is only supported on GuC 70.47.0 or newer, so we shouldn't
apply it unconditionally.
- The KLV requires 2 DWs of data, which are not currently provided.
The... | ```diff
diff --git a/drivers/gpu/drm/xe/abi/guc_klvs_abi.h b/drivers/gpu/drm/xe/abi/guc_klvs_abi.h
index e2583761a70d..7de8f827281f 100644
--- a/drivers/gpu/drm/xe/abi/guc_klvs_abi.h
+++ b/drivers/gpu/drm/xe/abi/guc_klvs_abi.h
@@ -368,7 +368,6 @@ enum xe_guc_klv_ids {
GUC_WORKAROUND_KLV_ID_BACK_TO_BACK_RCS_ENGINE_RES... |
771f002ef1d6f6c2b9bddf779abd31da6b9ccd25 | Analyze and fix the following issue in the Linux kernel code: drm/xe/uapi: Correct sync type definition in comments | Problem Details:
Commit 37d078e51b4c ("drm/xe/uapi: Split xe_sync types from flags") renamed some DRM_XE_SYNC_*
defines but later commits kept using the old names. Correct them with the new definition.
v2: correct fixes tag and update commit message to explain why (Lucas)
Fixes: 9329f0667215 ("drm/xe/uapi: Use LR abb... | ```diff
diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h
index 8e8bbdec8c5c..e2426413488f 100644
--- a/include/uapi/drm/xe_drm.h
+++ b/include/uapi/drm/xe_drm.h
@@ -925,9 +925,9 @@ struct drm_xe_gem_mmap_offset {
* - %DRM_XE_VM_CREATE_FLAG_LR_MODE - An LR, or Long Running VM accepts
* exec sub... |
7cac633a42a7b3c8146eb1db76fb80dc652998de | Analyze and fix the following issue in the Linux kernel code: io_uring: fix resource leak in io_import_dmabuf() | Problem Details:
Replace the return statement with setting ret = -EINVAL and jumping to
the err label to ensure resources are released via io_release_dmabuf.
Fixes: a5c98e942457 ("io_uring/zcrx: dmabuf backed zerocopy receive")
Signed-off-by: Penglei Jiang <superman.xpt@gmail.com>
Link: https://lore.kernel.org/r/20250... | ```diff
diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index 21c816c3bfe0..ade4da9c4e31 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -106,8 +106,10 @@ static int io_import_dmabuf(struct io_zcrx_ifq *ifq,
for_each_sgtable_dma_sg(mem->sgt, sg, i)
total_size += sg_dma_len(sg);
- if (total_size < off + len)... |
331db44e70dacfb6bf1e17d92fae7b1c9517ca6c | Analyze and fix the following issue in the Linux kernel code: soc: mediatek: mtk-mutex: Fix confusing usage of MUTEX_MOD2 | Problem Details:
The usage of MUTEX_MOD1 and MUTEX_MOD2 for calculating mod settings
over 32 has been confusing. To improve consistency and clarity, these
defines need to fit into the same MUTEX_MOD define as possible.
However, MUTEX_MOD1 cannot be directly used for all SoCs because,
for example, the mod1 register (0x... | ```diff
diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
index aaa965d4b050..38179e8cd98f 100644
--- a/drivers/soc/mediatek/mtk-mutex.c
+++ b/drivers/soc/mediatek/mtk-mutex.c
@@ -17,16 +17,35 @@
#define MT2701_MUTEX0_MOD0 0x2c
#define MT2701_MUTEX0_SOF0 0x30
+#define MT2701_MUTEX... |
0c84b534047dcf843f4344108bc3f2c2344b7e31 | Analyze and fix the following issue in the Linux kernel code: Documentation: KVM: Fix unexpected unindent warnings | Problem Details:
Add proper indentations to bullet list items to resolve the warning:
"Bullet list ends without a blank line; unexpected unindent."
Closes:https://lore.kernel.org/kvm/20250623162110.6e2f4241@canb.auug.org.au/
Fixes: cf207eac06f6 ("KVM: TDX: Handle TDG.VP.VMCALL<GetQuote>")
Fixes: 25e8b1dd4883 ("KVM: T... | ```diff
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
index f0d961436d0f..43ed57e048a8 100644
--- a/Documentation/virt/kvm/api.rst
+++ b/Documentation/virt/kvm/api.rst
@@ -7214,21 +7214,21 @@ number from register R11. The remaining field of the union provide the
inputs and outputs of th... |
d7467bc72ce4e3f64062017d6c9ae3816e8a7b0e | Analyze and fix the following issue in the Linux kernel code: PCI: Move link up wait time and max retries macros to pci.h | Problem Details:
Move the LINK_WAIT_SLEEP_MS and LINK_WAIT_MAX_RETRIES macros to pci.h.
Prefix the macros with PCIE_ in order to avoid redefining these for
drivers that already have macros named like this.
No functional changes.
Suggested-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Niklas Cassel <casse... | ```diff
diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c
index 053e9c540439..89aad5a08928 100644
--- a/drivers/pci/controller/dwc/pcie-designware.c
+++ b/drivers/pci/controller/dwc/pcie-designware.c
@@ -702,14 +702,14 @@ int dw_pcie_wait_for_link(struct dw_pcie *p... |
15b6b243cc2b1017cf89e2477aa0b4e1a306a82a | Analyze and fix the following issue in the Linux kernel code: PCI: qcom: Wait PCIE_RESET_CONFIG_WAIT_MS after link-up IRQ | Problem Details:
Per PCIe r6.0, sec 6.6.1, software must generally wait a minimum of
100ms (PCIE_RESET_CONFIG_WAIT_MS) after Link training completes before
sending a Configuration Request.
Prior to 36971d6c5a9a ("PCI: qcom: Don't wait for link if we can detect
Link Up"), qcom used dw_pcie_wait_for_link(), which waited... | ```diff
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index c789e3f85655..9b12f2f02042 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1564,6 +1564,7 @@ static irqreturn_t qcom_pcie_global_irq_thread(int irq, void *data)... |
c7eb9c5e1498882951b7583c56add0b77bfc162e | Analyze and fix the following issue in the Linux kernel code: PCI: dw-rockchip: Wait PCIE_RESET_CONFIG_WAIT_MS after link-up IRQ | Problem Details:
Per PCIe r6.0, sec 6.6.1, software must generally wait a minimum of
100ms (PCIE_RESET_CONFIG_WAIT_MS) after Link training completes before
sending a Configuration Request.
Prior to ec9fd499b9c6 ("PCI: dw-rockchip: Don't wait for link since
we can detect Link Up"), dw-rockchip used dw_pcie_wait_for_lin... | ```diff
diff --git a/drivers/pci/controller/dwc/pcie-dw-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
index 93171a392879..108d30637920 100644
--- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
@@ -458,6 +458,7 @@ static irqreturn_t rockchip_pcie_rc_sys_i... |
c17b1b6c86059664e91008a23547ef0aadfc2228 | Analyze and fix the following issue in the Linux kernel code: clk: sunxi-ng: sun55i-a523-r-ccu: Add missing PPU0 reset | Problem Details:
There is a PPU0 reset control bit in the same register as the PPU1
reset control. This missing reset control is for the PCK-600 unit
in the SoC. Manual tests show that the reset control indeed exists,
and if not configured, the system will hang when the PCK-600 registers
are accessed.
Add a reset entr... | ```diff
diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
index b5464d8083c8..70ce0ca0cb7d 100644
--- a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
+++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
@@ -204,6 +204,7 @@ static struct ccu_reset_map sun55i_a523_r_ccu_resets[] = {
... |
61977ccf6568f9d104462727b49412a80c22c519 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: reset: sun55i-a523-r-ccu: Add missing PPU0 reset | Problem Details:
There is a PPU0 reset control bit in the same register as the PPU1
reset control. This missing reset control is for the PCK-600 unit
in the SoC. Manual tests show that the reset control indeed exists,
and if not configured, the system will hang when the PCK-600 registers
are accessed.
Add a reset entr... | ```diff
diff --git a/include/dt-bindings/reset/sun55i-a523-r-ccu.h b/include/dt-bindings/reset/sun55i-a523-r-ccu.h
index dd6fbb372e19..eb31ae9958d6 100644
--- a/include/dt-bindings/reset/sun55i-a523-r-ccu.h
+++ b/include/dt-bindings/reset/sun55i-a523-r-ccu.h
@@ -21,5 +21,6 @@
#define RST_BUS_R_IR_RX 12
#define RST_B... |
3e0809b1664b9dc650d9dbca9a2d3ac690d4f661 | Analyze and fix the following issue in the Linux kernel code: ata: ahci: Use correct DMI identifier for ASUSPRO-D840SA LPM quirk | Problem Details:
ASUS store the board name in DMI_PRODUCT_NAME rather than
DMI_PRODUCT_VERSION. (Apparently it is only Lenovo that stores the
model-name in DMI_PRODUCT_VERSION.)
Use the correct DMI identifier, DMI_PRODUCT_NAME, to match the
ASUSPRO-D840SA board, such that the quirk actually gets applied.
Cc: stable@v... | ```diff
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index e5e5c2e81d09..aa93b0ecbbc6 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1450,7 +1450,7 @@ static bool ahci_broken_lpm(struct pci_dev *pdev)
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI... |
ec54c0a20709ed6e56f40a8d59eee725c31a916b | Analyze and fix the following issue in the Linux kernel code: mtk-sd: reset host->mrq on prepare_data() error | Problem Details:
Do not leave host with dangling ->mrq pointer if we hit
the msdc_prepare_data() error out path.
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Fixes: f5de469990f1 ("mtk-sd: Prevent memory corruption from DMA map failure")
Cc: s... | ```diff
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index b12cfb9a5e5f..d7020e06dd55 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -1492,6 +1492,7 @@ static void msdc_ops_request(struct mmc_host *mmc, struct mmc_request *mrq)
if (mrq->data) {
msdc_prepare_data(hos... |
173bbec6693f3f3f00dac144f3aa0cd62fb60d33 | Analyze and fix the following issue in the Linux kernel code: platform/mellanox: mlxbf-pmc: Fix duplicate event ID for CACHE_DATA1 | Problem Details:
same ID (103) was assigned to both GDC_BANK0_G_RSE_PIPE_CACHE_DATA0
and GDC_BANK0_G_RSE_PIPE_CACHE_DATA1. This could lead to incorrect
event mapping.
Updated the ID to 104 to ensure uniqueness.
Fixes: 423c3361855c ("platform/mellanox: mlxbf-pmc: Add support for BlueField-3")
Signed-off-by: Alok Tiwari... | ```diff
diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c
index 900069eb186e..a1c529f1ff1a 100644
--- a/drivers/platform/mellanox/mlxbf-pmc.c
+++ b/drivers/platform/mellanox/mlxbf-pmc.c
@@ -715,7 +715,7 @@ static const struct mlxbf_pmc_events mlxbf_pmc_llt_events[] = {
{101, "... |
b511bbfe4242e14c27a4f80da95dabc4a99d73b2 | Analyze and fix the following issue in the Linux kernel code: platform/x86: thinkpad_acpi: handle HKEY 0x1402 event | Problem Details:
2025 Thinkpads F11 key launch the Intel Unison app on Windows,
which does some sort of smart sharing between laptop and phone.
Map this key event to KEY_LINK_PHONE as the closest thing we have.
This prevents an error message being displayed on key press.
Reported-by: Damjan Georgievski <gdamjan@gmail... | ```diff
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e7350c9fa3aa..b59b4d90b0c7 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -3295,6 +3295,7 @@ static const struct key_entry keymap_lenovo[] __initconst = {
*/
{ KE_... |
e3ad987e9dc7d1e12e3f2f1e623f0e174cd0ca78 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: dvm: fix potential overflow in rs_fill_link_cmd() | Problem Details:
The 'index' variable in the rs_fill_link_cmd() function can reach
LINK_QUAL_MAX_RETRY_NUM during the execution of the inner loop. This
variable is used as an index for the lq_cmd->rs_table array, which has a
size of LINK_QUAL_MAX_RETRY_NUM, without proper validation.
Modify the condition of the inner ... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
index 8879e668ef0d..ed964103281e 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
@@ -2899,7 +2899,7 @@ static void rs_fill_link_cmd(struct iwl_priv *p... |
90a0d9f339960448a3acc1437a46730f975efd6a | Analyze and fix the following issue in the Linux kernel code: iwlwifi: Add missing check for alloc_ordered_workqueue | Problem Details:
Add check for the return value of alloc_ordered_workqueue since it may
return NULL pointer.
Fixes: b481de9ca074 ("[IWLWIFI]: add iwlwifi wireless drivers")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://patch.msgid.link/20230110014848.28226-1-jiasheng@iscas.ac.cn
Signed-off-by: Mir... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/main.c b/drivers/net/wireless/intel/iwlwifi/dvm/main.c
index 1d619384c629..a940c23007ec 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/main.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/main.c
@@ -1048,9 +1048,11 @@ static void iwl_bg_restart(struct work... |
ed2e916c890944633d6826dce267579334f63ea5 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: Fix memory leak in iwl_mvm_init() | Problem Details:
When iwl_opmode_register() fails, it does not unregster rate control,
which will cause a memory leak issue, this patch fixes it.
Fixes: 9f66a397c877 ("iwlwifi: mvm: rs: add ops for the new rate scaling in the FW")
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Link: https://patch.msgid.link/2022... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index a2dc5c3b0596..1c05a3d8e424 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -61,8 +61,10 @@ static int __init iwl_mvm_init(void)
}
r... |
b382523c840a032ae3a9987da9f2601977965962 | Analyze and fix the following issue in the Linux kernel code: iwlwifi: Fix comment typo | Problem Details:
The double `only' is duplicated in the comment, remove one.
Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
Link: https://patch.msgid.link/20220811120045.9422-1-wangborong@cdjrlc.com
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h
index 9eef2134392e..138b11f51d00 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h
@@ -2026,7 +2026,7 @@ struct iwl_spectrum_not... |
8bc63120b08486e9f19e2cdd927de82c801ce273 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mld: ftm: fix switch end indentation | Problem Details:
The terminating brace for the switch statement is erroneously
not indented, fix that.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://patch.msgid.link/20250422160017.6d4cff49cbf4.I8e5570a6fe94faa9f17a89352b7ba645fc875e77@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenb... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c
index f77ba21a174d..3464b3268712 100644
--- a/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c
+++ b/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c
@@ -94,7 +94,7 @@ iwl_mld... |
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