id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
230d05b1179f6ce6f8dc8a2b99eba92799ac22d7 | Analyze and fix the following issue in the Linux kernel code: interconnect: qcom: qcm2290: Fix mas_snoc_bimc QoS port assignment | Problem Details:
The value was wrong, resulting in misprogramming of the hardware.
Fix it.
Fixes: 1a14b1ac3935 ("interconnect: qcom: Add QCM2290 driver support")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240326-topic-rpm_icc_qos_cleanup-v1-2-357e736792be@linaro.org
Signe... | ```diff
diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c
index 96735800b13c..ba4cc08684d6 100644
--- a/drivers/interconnect/qcom/qcm2290.c
+++ b/drivers/interconnect/qcom/qcm2290.c
@@ -164,7 +164,7 @@ static struct qcom_icc_node mas_snoc_bimc = {
.name = "mas_snoc_bimc",
.buswi... |
b7ce17f257da17a4163da82e0fb7726c2de85da7 | Analyze and fix the following issue in the Linux kernel code: tools/include: Sync uapi/sound/asound.h with the kernel sources | Problem Details:
To pick up the changes from:
85df6b5a6658 ("ALSA: pcm: clarify and fix default msbits value for all formats")
This should be used to beautify sound syscall arguments and it addresses
these tools/perf build warnings:
Warning: Kernel ABI header differences:
diff -u tools/include/uapi/sound/aso... | ```diff
diff --git a/tools/include/uapi/sound/asound.h b/tools/include/uapi/sound/asound.h
index d5b9cfbd9cea..628d46a0da92 100644
--- a/tools/include/uapi/sound/asound.h
+++ b/tools/include/uapi/sound/asound.h
@@ -142,7 +142,7 @@ struct snd_hwdep_dsp_image {
* ... |
f3408580bac8ce5cd76e7391e529c0a22e7c7eb2 | Analyze and fix the following issue in the Linux kernel code: perf lock contention: Add a missing NULL check | Problem Details:
I got a report for a failure in BPF verifier on a recent kernel with
perf lock contention command. It checks task->sighand->siglock without
checking if sighand is NULL or not. Let's add one.
; if (&curr->sighand->siglock == (void *)lock)
265: (79) r1 = *(u64 *)(r0 +2624) ; frame1: R0_w=trust... | ```diff
diff --git a/tools/perf/util/bpf_skel/lock_contention.bpf.c b/tools/perf/util/bpf_skel/lock_contention.bpf.c
index fb54bd38e7d0..d931a898c434 100644
--- a/tools/perf/util/bpf_skel/lock_contention.bpf.c
+++ b/tools/perf/util/bpf_skel/lock_contention.bpf.c
@@ -284,6 +284,7 @@ static inline __u32 check_lock_type(_... |
d75142dbeb2bd1587b9cc19f841578f541275a64 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: Fix umount cgroup2 error in test_sockmap | Problem Details:
This patch fixes the following "umount cgroup2" error in test_sockmap.c:
(cgroup_helpers.c:353: errno: Device or resource busy) umount cgroup2
Cgroup fd cg_fd should be closed before cleanup_cgroup_environment().
Fixes: 13a5f3ffd202 ("bpf: Selftests, sockmap test prog run without setting cgroup")
S... | ```diff
diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c
index 024a0faafb3b..43612de44fbf 100644
--- a/tools/testing/selftests/bpf/test_sockmap.c
+++ b/tools/testing/selftests/bpf/test_sockmap.c
@@ -2104,9 +2104,9 @@ out:
free(options.whitelist);
if (options.blac... |
4cd5ea6de156850d555e1af8244a530812ae6ff6 | Analyze and fix the following issue in the Linux kernel code: soundwire: intel_init: resume all devices on exit. | Problem Details:
When the manager becomes pm_runtime active in the remove procedure,
peripherals will become attached, and do the initialization
process. We have to wait until all the devices are fully resumed
before the cleanup, otherwise there is a possible race condition where
asynchronous workqueues initiate transf... | ```diff
diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c
index 534c8795e7e8..a09134b97cd6 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -16,6 +16,7 @@
#include <linux/pm_runtime.h>
#include <linux/soundwire/sdw_intel.h>
#include "cadence_master.h"
+#i... |
b372e96bd0a32729d55d27f613c8bc80708a82e1 | Analyze and fix the following issue in the Linux kernel code: ceph: redirty page before returning AOP_WRITEPAGE_ACTIVATE | Problem Details:
The page has been marked clean before writepage is called. If we don't
redirty it before postponing the write, it might never get written.
Cc: stable@vger.kernel.org
Fixes: 503d4fa6ee28 ("ceph: remove reliance on bdi congestion")
Signed-off-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlay... | ```diff
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 1340d77124ae..ee9caf7916fb 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -795,8 +795,10 @@ static int ceph_writepage(struct page *page, struct writeback_control *wbc)
ihold(inode);
if (wbc->sync_mode == WB_SYNC_NONE &&
- ceph_inode_to_fs_client(... |
2b8dbf69ec60faf6c7db49e57d7f316409ccec92 | Analyze and fix the following issue in the Linux kernel code: perf annotate: Make sure to call symbol__annotate2() in TUI | Problem Details:
The symbol__annotate2() initializes some data structures needed by TUI.
It has a logic to prevent calling it multiple times by checking if it
has the annotated source. But data type profiling uses a different
code (symbol__annotate) to allocate the annotated lines in advance.
So TUI missed to call sym... | ```diff
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index ec5e21932876..4790c735599b 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -970,7 +970,7 @@ int symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
if (dso->annotate_... |
517987e3fb1909415b9231ef167e2a79208aaa73 | Analyze and fix the following issue in the Linux kernel code: KVM: x86: add fields to struct kvm_arch for CoCo features | Problem Details:
Some VM types have characteristics in common; in fact, the only use
of VM types right now is kvm_arch_has_private_mem and it assumes that
_all_ nonzero VM types have private memory.
We will soon introduce a VM type for SEV and SEV-ES VMs, and at that
point we will have two special characteristics of c... | ```diff
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 04c430eb25cf..3d56b5bb10e9 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1279,12 +1279,14 @@ enum kvm_apicv_inhibit {
};
struct kvm_arch {
- unsigned long vm_type;
unsigned long n_... |
49ff3b4aec51e3abfc9369997cc603319b02af9a | Analyze and fix the following issue in the Linux kernel code: KVM: x86/pmu: Do not mask LVTPC when handling a PMI on AMD platforms | Problem Details:
On AMD and Hygon platforms, the local APIC does not automatically set
the mask bit of the LVTPC register when handling a PMI and there is
no need to clear it in the kernel's PMI handler.
For guests, the mask bit is currently set by kvm_apic_local_deliver()
and unless it is cleared by the guest kernel'... | ```diff
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index cf37586f0466..ebf41023be38 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -2776,7 +2776,8 @@ int kvm_apic_local_deliver(struct kvm_lapic *apic, int lvt_type)
trig_mode = reg & APIC_LVT_LEVEL_TRIGGER;
r = __apic_accept_irq(ap... |
4cd47222e435dec8e3787614924174f53fcfb5ae | Analyze and fix the following issue in the Linux kernel code: locking/mutex: Introduce devm_mutex_init() | Problem Details:
Using of devm API leads to a certain order of releasing resources.
So all dependent resources which are not devm-wrapped should be deleted
with respect to devm-release order. Mutex is one of such objects that
often is bound to other resources and has no own devm wrapping.
Since mutex_destroy() actually... | ```diff
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index 67edc4ca2bee..a561c629d89f 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -22,6 +22,8 @@
#include <linux/cleanup.h>
#include <linux/mutex_types.h>
+struct device;
+
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# define __DEP_MAP_MUTEX_I... |
c82389947d90c8b0dd206d9ef082191eb58df8fc | Analyze and fix the following issue in the Linux kernel code: tracing: Add sched_prepare_exec tracepoint | Problem Details:
Add "sched_prepare_exec" tracepoint, which is run right after the point
of no return but before the current task assumes its new exec identity.
Unlike the tracepoint "sched_process_exec", the "sched_prepare_exec"
tracepoint runs before flushing the old exec, i.e. while the task still
has the original ... | ```diff
diff --git a/fs/exec.c b/fs/exec.c
index cf1df7f16e55..b3c40fbb325f 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1267,6 +1267,14 @@ int begin_new_exec(struct linux_binprm * bprm)
if (retval)
return retval;
+ /*
+ * This tracepoint marks the point before flushing the old exec where
+ * the current task is... |
ebaed6d4def877d2035786ff318379eb750044c8 | Analyze and fix the following issue in the Linux kernel code: peci: linux/peci.h: fix Excess kernel-doc description warning | Problem Details:
Remove the @controller: line to prevent the kernel-doc warning:
include/linux/peci.h:84: warning: Excess struct member 'controller' description in 'peci_device'
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Iwona Winiarska <iwona.winiarska@intel.com>
Cc: openbmc@lists.ozlabs.org
Reviewed-by... | ```diff
diff --git a/include/linux/peci.h b/include/linux/peci.h
index 9b3d36aff431..90e241458ef6 100644
--- a/include/linux/peci.h
+++ b/include/linux/peci.h
@@ -58,7 +58,6 @@ static inline struct peci_controller *to_peci_controller(void *d)
/**
* struct peci_device - PECI device
* @dev: device object to register... |
b912cf042072e12e93faa874265b30cc0aa521b9 | Analyze and fix the following issue in the Linux kernel code: HID: bpf: fix hid_bpf_input_report() when hid-core is not ready | Problem Details:
Reported by linux-next:
After merging the hid tree, today's linux-next build (x86_64 allmodconfig)
failed like this:
x86_64-linux-gnu-ld: vmlinux.o: in function `hid_bpf_input_report':
(.text+0x1c75181): undefined reference to `hid_input_report'
Caused by commit 9be50ac30a83 ("HID: bpf: allow to inje... | ```diff
diff --git a/drivers/hid/bpf/hid_bpf_dispatch.c b/drivers/hid/bpf/hid_bpf_dispatch.c
index 79ece3d1b9e2..10289f44d0cc 100644
--- a/drivers/hid/bpf/hid_bpf_dispatch.c
+++ b/drivers/hid/bpf/hid_bpf_dispatch.c
@@ -534,7 +534,7 @@ hid_bpf_input_report(struct hid_bpf_ctx *ctx, enum hid_report_type type, u8 *buf
... |
9cb46b31f3d08ed3fce86349e8c12f96d7c88717 | Analyze and fix the following issue in the Linux kernel code: drm/xe/xe_migrate: Cast to output precision before multiplying operands | Problem Details:
Addressing potential overflow in result of multiplication of two lower
precision (u32) operands before widening it to higher precision
(u64).
-v2
Fix commit message and description. (Rodrigo)
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_migrate.c b/drivers/gpu/drm/xe/xe_migrate.c
index ee1bb938c493..2ba4fb9511f6 100644
--- a/drivers/gpu/drm/xe/xe_migrate.c
+++ b/drivers/gpu/drm/xe/xe_migrate.c
@@ -227,7 +227,7 @@ static int xe_migrate_prepare_vm(struct xe_tile *tile, struct xe_migrate *m,
if (vm->flags & X... |
a8ad8715472bb8f6a2ea8b4072a28151eb9f4f24 | Analyze and fix the following issue in the Linux kernel code: drm/xe/hwmon: Cast result to output precision on left shift of operand | Problem Details:
Address potential overflow in result of left shift of a
lower precision (u32) operand before assignment to higher
precision (u64) variable.
v2:
- Update commit message. (Himal)
Fixes: 4446fcf220ce ("drm/xe/hwmon: Expose power1_max_interval")
Signed-off-by: Karthik Poosa <karthik.poosa@intel.com>
Rev... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_hwmon.c b/drivers/gpu/drm/xe/xe_hwmon.c
index b82233a41606..9ac7fbe201b3 100644
--- a/drivers/gpu/drm/xe/xe_hwmon.c
+++ b/drivers/gpu/drm/xe/xe_hwmon.c
@@ -290,7 +290,7 @@ xe_hwmon_power1_max_interval_show(struct device *dev, struct device_attribute *a
* As y can be < 2, we... |
50a9b7fc151e67b9e642232d32e8c5a5ac13e64a | Analyze and fix the following issue in the Linux kernel code: drm/xe/display: Fix double mutex initialization | Problem Details:
All of these mutexes are already initialized by the display side since
commit 3fef3e6ff86a ("drm/i915: move display mutex inits to display
code"), so the xe shouldn´t initialize them.
Fixes: 44e694958b95 ("drm/xe/display: Implement display support")
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Ar... | ```diff
diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c
index e4db069f0db3..6ec375c1c4b6 100644
--- a/drivers/gpu/drm/xe/display/xe_display.c
+++ b/drivers/gpu/drm/xe/display/xe_display.c
@@ -108,11 +108,6 @@ int xe_display_create(struct xe_device *xe)
xe->display.hotplu... |
3b621e9e9e148c0928ab109ac3d4b81487469acb | Analyze and fix the following issue in the Linux kernel code: media: atomisp: ssh_css: Fix a null-pointer dereference in load_video_binaries | Problem Details:
The allocation failure of mycs->yuv_scaler_binary in load_video_binaries()
is followed with a dereference of mycs->yuv_scaler_binary after the
following call chain:
sh_css_pipe_load_binaries()
|-> load_video_binaries(mycs->yuv_scaler_binary == NULL)
|
|-> sh_css_pipe_unload_binaries()
|-... | ```diff
diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c
index 938a4ea89c59..8c30191b21a7 100644
--- a/drivers/staging/media/atomisp/pci/sh_css.c
+++ b/drivers/staging/media/atomisp/pci/sh_css.c
@@ -4690,6 +4690,7 @@ static int load_video_binaries(struct ia_css_pipe *... |
1e1e504eeaea184ab1ca731131cbd8d614d08479 | Analyze and fix the following issue in the Linux kernel code: media: atomisp: Fix double negation in unsupported revision error | Problem Details:
s/is not unsupported/is not supported/ in the unsupported revision
error.
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org> | ```diff
diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
index f736e54c7df3..5a97013094f2 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
@@ -1363,7 +1363,7 @@ static int atomisp_pci_prob... |
4209d635a823619038db0bf72e86a223f4186634 | Analyze and fix the following issue in the Linux kernel code: drm/xe: Remove devcoredump during driver release | Problem Details:
This will remove devcoredump from file system and free its resources
during driver unload.
This fix the driver unload after gpu hang happened, otherwise this
it would report that Xe KMD is still in use and it would leave the
kernel in a state that Xe KMD can't be unload without a reboot.
Cc: Rodrigo ... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_devcoredump.c b/drivers/gpu/drm/xe/xe_devcoredump.c
index 283ca7518aff..3d7980232be1 100644
--- a/drivers/gpu/drm/xe/xe_devcoredump.c
+++ b/drivers/gpu/drm/xe/xe_devcoredump.c
@@ -9,6 +9,8 @@
#include <linux/devcoredump.h>
#include <generated/utsrelease.h>
+#include <drm/d... |
a0025f587c685e5ff842fb0194036f2ca0b6eaf4 | Analyze and fix the following issue in the Linux kernel code: x86/boot/64: Clear most of CR4 in startup_64(), except PAE, MCE and LA57 | Problem Details:
The early 64-bit boot code must be entered with a 1:1 mapping of the
bootable image, but it cannot operate without a 1:1 mapping of all the
assets in memory that it accesses, and therefore, it creates such
mappings for all known assets upfront, and additional ones on demand
when a page fault happens on... | ```diff
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index bf4a10a5794f..1dcb794c5479 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -398,6 +398,11 @@ SYM_CODE_START(startup_64)
call sev_enable
#endif
+ /* Preserve only the CR4 bi... |
dc806bd48abc1b8a4ae72709a37e65db42a32048 | Analyze and fix the following issue in the Linux kernel code: ntsync: Introduce NTSYNC_IOC_SEM_POST. | Problem Details:
This corresponds to the NT syscall NtReleaseSemaphore().
This increases the semaphore's internal counter by the given value, and returns
the previous value. If the counter would overflow the defined maximum, the
function instead fails and returns -EOVERFLOW.
Signed-off-by: Elizabeth Figura <zfigura@c... | ```diff
diff --git a/drivers/misc/ntsync.c b/drivers/misc/ntsync.c
index 20158ec148bc..3c2f743c58b0 100644
--- a/drivers/misc/ntsync.c
+++ b/drivers/misc/ntsync.c
@@ -10,7 +10,9 @@
#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
+#include <linux/overflow.h>
#include <linux/slab.h>
+#in... |
f488138b526715c6d2568d7329c4477911be4210 | Analyze and fix the following issue in the Linux kernel code: NFSD: fix endianness issue in nfsd4_encode_fattr4 | Problem Details:
The nfs4 mount fails with EIO on 64-bit big endian architectures since
v6.7. The issue arises from employing a union in the nfsd4_encode_fattr4()
function to overlay a 32-bit array with a 64-bit values based bitmap,
which does not function as intended. Address the endianness issue by
utilizing bitmap_f... | ```diff
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index fac938f563ad..1955481832e0 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3490,11 +3490,13 @@ nfsd4_encode_fattr4(struct svc_rqst *rqstp, struct xdr_stream *xdr,
struct dentry *dentry, const u32 *bmval,
int ignore_crossmnt)
{
+ ... |
aaef73821a3b0194a01bd23ca77774f704a04d40 | Analyze and fix the following issue in the Linux kernel code: binder: check offset alignment in binder_get_object() | Problem Details:
Commit 6d98eb95b450 ("binder: avoid potential data leakage when copying
txn") introduced changes to how binder objects are copied. In doing so,
it unintentionally removed an offset alignment check done through calls
to binder_alloc_copy_from_buffer() -> check_buffer().
These calls were replaced in bin... | ```diff
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index bad28cf42010..dd6923d37931 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -1708,8 +1708,10 @@ static size_t binder_get_object(struct binder_proc *proc,
size_t object_size = 0;
read_size = min_t(size_t, sizeof(*... |
a90bca2228c0646fc29a72689d308e5fe03e6d78 | Analyze and fix the following issue in the Linux kernel code: fs: sysfs: Fix reference leak in sysfs_break_active_protection() | Problem Details:
The sysfs_break_active_protection() routine has an obvious reference
leak in its error path. If the call to kernfs_find_and_get() fails then
kn will be NULL, so the companion sysfs_unbreak_active_protection()
routine won't get called (and would only cause an access violation by
trying to dereference k... | ```diff
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 6b7652fb8050..7cd64021d453 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -463,6 +463,8 @@ struct kernfs_node *sysfs_break_active_protection(struct kobject *kobj,
kn = kernfs_find_and_get(kobj->sd, attr->name);
if (kn)
kernfs_break_active_protec... |
d1718530e3f640b7d5f0050e725216eab57a85d8 | Analyze and fix the following issue in the Linux kernel code: comedi: vmk80xx: fix incomplete endpoint checking | Problem Details:
While vmk80xx does have endpoint checking implemented, some things
can fall through the cracks. Depending on the hardware model,
URBs can have either bulk or interrupt type, and current version
of vmk80xx_find_usb_endpoints() function does not take that fully
into account. While this warning does not s... | ```diff
diff --git a/drivers/comedi/drivers/vmk80xx.c b/drivers/comedi/drivers/vmk80xx.c
index 4536ed43f65b..84dce5184a77 100644
--- a/drivers/comedi/drivers/vmk80xx.c
+++ b/drivers/comedi/drivers/vmk80xx.c
@@ -641,33 +641,22 @@ static int vmk80xx_find_usb_endpoints(struct comedi_device *dev)
struct vmk80xx_private *... |
f6085a96c97387154be7eaebd1a5420eb3cd55dc | Analyze and fix the following issue in the Linux kernel code: mei: vsc: Unregister interrupt handler for system suspend | Problem Details:
Unregister the MEI VSC interrupt handler before system suspend and
re-register it at system resume time. This mirrors implementation of other
MEI devices.
This patch fixes the bug that causes continuous stream of MEI VSC errors
after system resume.
Fixes: 386a766c4169 ("mei: Add MEI hardware support ... | ```diff
diff --git a/drivers/misc/mei/platform-vsc.c b/drivers/misc/mei/platform-vsc.c
index 6c9f00bcb94b..b543e6b9f3cf 100644
--- a/drivers/misc/mei/platform-vsc.c
+++ b/drivers/misc/mei/platform-vsc.c
@@ -400,25 +400,40 @@ static void mei_vsc_remove(struct platform_device *pdev)
static int mei_vsc_suspend(struct dev... |
26ac2df47d4c58f17210b7a59037e40f7eca693e | Analyze and fix the following issue in the Linux kernel code: misc: rtsx: Fix rts5264 driver status incorrect when card removed | Problem Details:
rts5264 driver not clean express link error and set EXTRA_CAPS_SD_EXPRESS
capability back when card removed
Fixes: 6a511c9b3a0d ("misc: rtsx: add to support new card reader rts5264")
Cc: stable <stable@kernel.org>
Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
Link: https://lore.kernel.org/r/202403140... | ```diff
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index 1a64364700eb..0ad2ff9065aa 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -1002,7 +1002,7 @@ static irqreturn_t rtsx_pci_isr(int irq, void *dev_id)
} else {
pcr->card_re... |
0dc04112bee6fdd6eb847ccb32214703022c0269 | Analyze and fix the following issue in the Linux kernel code: mei: me: disable RPL-S on SPS and IGN firmwares | Problem Details:
Extend the quirk to disable MEI interface on Intel PCH Ignition (IGN)
and SPS firmwares for RPL-S devices. These firmwares do not support
the MEI protocol.
Fixes: 3ed8c7d39cfe ("mei: me: add raptor lake point S DID")
Cc: stable@vger.kernel.org
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.... | ```diff
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index b5757993c9b2..c39718042e2e 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -116,7 +116,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
{MEI_PCI_DEVICE(MEI_DEV_ID_ADP_P, MEI_ME_PCH15_CFG)},
{MEI_PCI... |
355f6a292fa2443f0c4d2017b5cb0f67fcb01ddb | Analyze and fix the following issue in the Linux kernel code: mei: Avoid a bunch of -Wflex-array-member-not-at-end warnings | Problem Details:
-Wflex-array-member-not-at-end is coming in GCC-14, and we are getting
ready to enable it globally.
After commit 40292383640a ("mei: revamp mei extension header structure layout.")
it seems that flexible-array member `data` in `struct mei_ext_hdr` is no longer
needed. So, remove it and, with that, fix... | ```diff
diff --git a/drivers/misc/mei/hw.h b/drivers/misc/mei/hw.h
index eb800a07a84b..2e9cf6f4efb6 100644
--- a/drivers/misc/mei/hw.h
+++ b/drivers/misc/mei/hw.h
@@ -247,12 +247,10 @@ enum mei_ext_hdr_type {
* struct mei_ext_hdr - extend header descriptor (TLV)
* @type: enum mei_ext_hdr_type
* @length: length ex... |
85d2b0aa170351380be39fe4ff7973df1427fe76 | Analyze and fix the following issue in the Linux kernel code: module: don't ignore sysfs_create_link() failures | Problem Details:
The sysfs_create_link() return code is marked as __must_check, but the
module_add_driver() function tries hard to not care, by assigning the
return code to a variable. When building with 'make W=1', gcc still
warns because this variable is only assigned but not used:
drivers/base/module.c: In function... | ```diff
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0738ccad08b2..db4f910e8e36 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -192,11 +192,14 @@ extern struct kset *devices_kset;
void devices_kset_move_last(struct device *dev);
#if defined(CONFIG_MODULES) && defined(CONFIG_SYSFS)
-vo... |
c8d2f34ea96ea3bce6ba2535f867f0d4ee3b22e1 | Analyze and fix the following issue in the Linux kernel code: speakup: Avoid crash on very long word | Problem Details:
In case a console is set up really large and contains a really long word
(> 256 characters), we have to stop before the length of the word buffer.
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Fixes: c6e3fd22cd538 ("Staging: add speakup to the staging directory")
Cc: stable@vger.kernel... | ```diff
diff --git a/drivers/accessibility/speakup/main.c b/drivers/accessibility/speakup/main.c
index 1fbc9b921c4f..736c2eb8c0f3 100644
--- a/drivers/accessibility/speakup/main.c
+++ b/drivers/accessibility/speakup/main.c
@@ -574,7 +574,7 @@ static u_long get_word(struct vc_data *vc)
}
attr_ch = get_char(vc, (u_sh... |
34b990e9bb54d20b9675ca9483be8668eed374d8 | Analyze and fix the following issue in the Linux kernel code: usb: misc: onboard_usb_hub: Disable the USB hub clock on failure | Problem Details:
In case regulator_bulk_enable() fails, the previously enabled USB hub
clock should be disabled.
Fix it accordingly.
Fixes: 65e62b8a955a ("usb: misc: onboard_usb_hub: Add support for clock input")
Cc: stable <stable@kernel.org>
Signed-off-by: Fabio Estevam <festevam@denx.de>
Reviewed-by: Frieder Schre... | ```diff
diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c
index c6101ed2d9d4..d8049275a023 100644
--- a/drivers/usb/misc/onboard_usb_hub.c
+++ b/drivers/usb/misc/onboard_usb_hub.c
@@ -78,7 +78,7 @@ static int onboard_hub_power_on(struct onboard_hub *hub)
err = regulator_bulk_enable(... |
1aa4ad4eb695bac1b0a7ba542a16d6833c9c8dd8 | Analyze and fix the following issue in the Linux kernel code: serial: core: Fix missing shutdown and startup for serial base port | Problem Details:
We are seeing start_tx being called after port shutdown as noted by Jiri.
This happens because we are missing the startup and shutdown related
functions for the serial base port.
Let's fix the issue by adding startup and shutdown functions for the
serial base port to block tx flushing for the serial b... | ```diff
diff --git a/drivers/tty/serial/serial_base.h b/drivers/tty/serial/serial_base.h
index c74c548f0db6..b6c38d2edfd4 100644
--- a/drivers/tty/serial/serial_base.h
+++ b/drivers/tty/serial/serial_base.h
@@ -22,6 +22,7 @@ struct serial_ctrl_device {
struct serial_port_device {
struct device dev;
struct uart_por... |
4547cd76f08a6f301f6ad563f5d0e4566924ec6b | Analyze and fix the following issue in the Linux kernel code: serial: 8250: Fix add preferred console for serial8250_isa_init_ports() | Problem Details:
We need to inline serial_base_add_isa_preferred_console() based on
CONFIG_SERIAL_8250_CONSOLE and not based on CONFIG_SERIAL_CORE_CONSOLE.
Otherwise we can get the follwoing error as noted by Stephen:
ERROR: modpost: "serial_base_add_isa_preferred_console"
[drivers/tty/serial/8250/8250.ko] undefined!... | ```diff
diff --git a/drivers/tty/serial/serial_base.h b/drivers/tty/serial/serial_base.h
index 39dab6bd4b76..ab6f1876726c 100644
--- a/drivers/tty/serial/serial_base.h
+++ b/drivers/tty/serial/serial_base.h
@@ -51,8 +51,6 @@ void serial_core_unregister_port(struct uart_driver *drv, struct uart_port *port
int serial_ba... |
2a8e4ab0c93fad30769479f86849e22d63cd0e12 | Analyze and fix the following issue in the Linux kernel code: serial: sc16is7xx: add proper sched.h include for sched_set_fifo() | Problem Details:
Replace incorrect include with the proper one for sched_set_fifo()
declaration.
Fixes: 28d2f209cd16 ("sched,serial: Convert to sched_set_fifo()")
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://lore.kernel.org/r/20240409154253.3043822-2-hugo@hugovil.com
Signed-off-by: Greg Kroa... | ```diff
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index 07aca9fc6d97..afcfb4f38945 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -18,6 +18,7 @@
#include <linux/module.h>
#include <linux/property.h>
#include <linux/regmap.h>
+#include <linux/sch... |
fd6eb49a84a85150d5e9ffbd85d3b102303f9470 | Analyze and fix the following issue in the Linux kernel code: PCI: mt7621: Fix string truncation in mt7621_pcie_parse_port() | Problem Details:
The following warning appears when driver is compiled with W=1.
CC drivers/pci/controller/pcie-mt7621.o
drivers/pci/controller/pcie-mt7621.c: In function ‘mt7621_pcie_probe’:
drivers/pci/controller/pcie-mt7621.c:228:49: error: ‘snprintf’ output may
be truncated before the last format character [-... | ```diff
diff --git a/drivers/pci/controller/pcie-mt7621.c b/drivers/pci/controller/pcie-mt7621.c
index 79e225edb42a..d97b956e6e57 100644
--- a/drivers/pci/controller/pcie-mt7621.c
+++ b/drivers/pci/controller/pcie-mt7621.c
@@ -202,7 +202,7 @@ static int mt7621_pcie_parse_port(struct mt7621_pcie *pcie,
struct mt7621_p... |
a68292eb431619a5f8db9d4868346837c5606424 | Analyze and fix the following issue in the Linux kernel code: net: mana: Avoid open coded arithmetic | Problem Details:
This is an effort to get rid of all multiplications from allocation
functions in order to prevent integer overflows [1][2].
As the "req" variable is a pointer to "struct mana_cfg_rx_steer_req_v2"
and this structure ends in a flexible array:
struct mana_cfg_rx_steer_req_v2 {
[...]
mana... | ```diff
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index 59287c6e6cee..62bf3e5661a6 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -1058,11 +1058,10 @@ static int mana_cfg_vport_steering(st... |
29b8e13a8b4c95ce629c8d4c84682f29af6f6bb5 | Analyze and fix the following issue in the Linux kernel code: RDMA/mana_ib: Prefer struct_size over open coded arithmetic | Problem Details:
This is an effort to get rid of all multiplications from allocation
functions in order to prevent integer overflows [1][2].
As the "req" variable is a pointer to "struct mana_cfg_rx_steer_req_v2"
and this structure ends in a flexible array:
struct mana_cfg_rx_steer_req_v2 {
[...]
mana_handle... | ```diff
diff --git a/drivers/infiniband/hw/mana/qp.c b/drivers/infiniband/hw/mana/qp.c
index 6e7627745c95..258f89464c10 100644
--- a/drivers/infiniband/hw/mana/qp.c
+++ b/drivers/infiniband/hw/mana/qp.c
@@ -15,15 +15,13 @@ static int mana_ib_cfg_vport_steering(struct mana_ib_dev *dev,
struct mana_port_context *mpc = ... |
63752ad191f93144c99e848b7dbda050bda16fa6 | Analyze and fix the following issue in the Linux kernel code: genirq: Fix trivial typo in the comment CPY ==> COPY | Problem Details:
IRQ_SET_MASK_NOCOPY is defined with 'O' letter. Fix the comment.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240405185726.3931703-3-andriy.shevchenko@linux.intel.com | ```diff
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 97baa937ab5b..a217e1029c1d 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -115,7 +115,7 @@ enum {
* Return value for chip->irq_set_affinity()
*
* IRQ_SET_MASK_OK - OK, core updates irq_common_data.affinity
- * IRQ_SET_MASK_NOCPY -... |
6db5dc7b351b9569940cd1cf445e237c42cd6d27 | Analyze and fix the following issue in the Linux kernel code: netfilter: flowtable: incorrect pppoe tuple | Problem Details:
pppoe traffic reaching ingress path does not match the flowtable entry
because the pppoe header is expected to be at the network header offset.
This bug causes a mismatch in the flow table lookup, so pppoe packets
enter the classical forwarding path.
Fixes: 72efd585f714 ("netfilter: flowtable: add ppp... | ```diff
diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c
index 9e9e105052da..5383bed3d3e0 100644
--- a/net/netfilter/nf_flow_table_ip.c
+++ b/net/netfilter/nf_flow_table_ip.c
@@ -157,7 +157,7 @@ static void nf_flow_tuple_encap(struct sk_buff *skb,
tuple->encap[i].proto = skb->protocol... |
87b3593bed1868b2d9fe096c01bcdf0ea86cbebf | Analyze and fix the following issue in the Linux kernel code: netfilter: flowtable: validate pppoe header | Problem Details:
Ensure there is sufficient room to access the protocol field of the
PPPoe header. Validate it once before the flowtable lookup, then use a
helper function to access protocol field.
Reported-by: syzbot+b6f07e1c07ef40199081@syzkaller.appspotmail.com
Fixes: 72efd585f714 ("netfilter: flowtable: add pppoe ... | ```diff
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index a763dd327c6e..9abb7ee40d72 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -336,7 +336,7 @@ int nf_flow_rule_route_ipv6(struct net *net, struct flow_offload *flow,
... |
3cfc9ec039af60dbd8965ae085b2c2ccdcfbe1cc | Analyze and fix the following issue in the Linux kernel code: netfilter: nft_set_pipapo: do not free live element | Problem Details:
Pablo reports a crash with large batches of elements with a
back-to-back add/remove pattern. Quoting Pablo:
add_elem("00000000") timeout 100 ms
...
add_elem("0000000X") timeout 100 ms
del_elem("0000000X") <---------------- delete one that was just added
...
add_elem("00005000") timeout 10... | ```diff
diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c
index 11e44e4dfb1f..eeaf05ffba95 100644
--- a/net/netfilter/nft_set_pipapo.c
+++ b/net/netfilter/nft_set_pipapo.c
@@ -2077,6 +2077,8 @@ static void nft_pipapo_remove(const struct net *net, const struct nft_set *set,
rules_fx = rules... |
29b359cf6d95fd60730533f7f10464e95bd17c73 | Analyze and fix the following issue in the Linux kernel code: netfilter: nft_set_pipapo: walk over current view on netlink dump | Problem Details:
The generation mask can be updated while netlink dump is in progress.
The pipapo set backend walk iterator cannot rely on it to infer what
view of the datastructure is to be used. Add notation to specify if user
wants to read/update the set.
Based on patch from Florian Westphal.
Fixes: 2b84e215f874 (... | ```diff
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index e27c28b612e4..3f1ed467f951 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -307,9 +307,23 @@ static inline void *nft_elem_priv_cast(const struct nft_elem_priv *priv)
return (void ... |
751de2012eafa4d46d8081056761fa0e9cc8a178 | Analyze and fix the following issue in the Linux kernel code: netfilter: br_netfilter: skip conntrack input hook for promisc packets | Problem Details:
For historical reasons, when bridge device is in promisc mode, packets
that are directed to the taps follow bridge input hook path. This patch
adds a workaround to reset conntrack for these packets.
Jianbo Liu reports warning splats in their test infrastructure where
cloned packets reach the br_netfil... | ```diff
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index f21097e73482..ceaa5a89b947 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -30,7 +30,7 @@ br_netif_receive_skb(struct net *net, struct sock *sk, struct sk_buff *skb)
return netif_receive_skb(skb);
}
-static int br_pass_frame... |
d78d867dcea69c328db30df665be5be7d0148484 | Analyze and fix the following issue in the Linux kernel code: netfilter: nf_tables: Fix potential data-race in __nft_obj_type_get() | Problem Details:
nft_unregister_obj() can concurrent with __nft_obj_type_get(),
and there is not any protection when iterate over nf_tables_objects
list in __nft_obj_type_get(). Therefore, there is potential data-race
of nf_tables_objects list entry.
Use list_for_each_entry_rcu() to iterate over nf_tables_objects
list... | ```diff
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 53b8c00863ad..f11d0c0a2c73 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -7611,7 +7611,7 @@ static const struct nft_object_type *__nft_obj_type_get(u32 objtype, u8 family)
{
const struct nft_o... |
f969eb84ce482331a991079ab7a5c4dc3b7f89bf | Analyze and fix the following issue in the Linux kernel code: netfilter: nf_tables: Fix potential data-race in __nft_expr_type_get() | Problem Details:
nft_unregister_expr() can concurrent with __nft_expr_type_get(),
and there is not any protection when iterate over nf_tables_expressions
list in __nft_expr_type_get(). Therefore, there is potential data-race
of nf_tables_expressions list entry.
Use list_for_each_entry_rcu() to iterate over nf_tables_e... | ```diff
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index d89d77946719..53b8c00863ad 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -3060,7 +3060,7 @@ static const struct nft_expr_type *__nft_expr_type_get(u8 family,
{
const struct nft_expr_type *type... |
36a1ca01f0452f2549420e7279c2588729bd94df | Analyze and fix the following issue in the Linux kernel code: net: ena: Set tx_info->xdpf value to NULL | Problem Details:
The patch mentioned in the `Fixes` tag removed the explicit assignment
of tx_info->xdpf to NULL with the justification that there's no need
to set tx_info->xdpf to NULL and tx_info->num_of_bufs to 0 in case
of a mapping error. Both values won't be used once the mapping function
returns an error, and th... | ```diff
diff --git a/drivers/net/ethernet/amazon/ena/ena_xdp.c b/drivers/net/ethernet/amazon/ena/ena_xdp.c
index 337c435d3ce9..5b175e7e92a1 100644
--- a/drivers/net/ethernet/amazon/ena/ena_xdp.c
+++ b/drivers/net/ethernet/amazon/ena/ena_xdp.c
@@ -89,7 +89,7 @@ int ena_xdp_xmit_frame(struct ena_ring *tx_ring,
rc = e... |
bf02d9fe00632d22fa91d34749c7aacf397b6cde | Analyze and fix the following issue in the Linux kernel code: net: ena: Fix incorrect descriptor free behavior | Problem Details:
ENA has two types of TX queues:
- queues which only process TX packets arriving from the network stack
- queues which only process TX packets forwarded to it by XDP_REDIRECT
or XDP_TX instructions
The ena_free_tx_bufs() cycles through all descriptors in a TX queue
and unmaps + frees every descriptor... | ```diff
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 59befc0f463c..be5acfa41ee0 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -718,8 +718,11 @@ void ena_unmap_tx_buff(struct ena_ring *tx_r... |
f7e417180665234fdb7af2ebe33d89aaa434d16f | Analyze and fix the following issue in the Linux kernel code: net: ena: Wrong missing IO completions check order | Problem Details:
Missing IO completions check is called every second (HZ jiffies).
This commit fixes several issues with this check:
1. Duplicate queues check:
Max of 4 queues are scanned on each check due to monitor budget.
Once reaching the budget, this check exits under the assumption that
the next check w... | ```diff
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 09e7da1a69c9..59befc0f463c 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -3481,10 +3481,11 @@ static void check_for_missing_completions... |
713a85195aad25d8a26786a37b674e3e5ec09e3c | Analyze and fix the following issue in the Linux kernel code: net: ena: Fix potential sign extension issue | Problem Details:
Small unsigned types are promoted to larger signed types in
the case of multiplication, the result of which may overflow.
In case the result of such a multiplication has its MSB
turned on, it will be sign extended with '1's.
This changes the multiplication result.
Code example of the phenomenon:
-----... | ```diff
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index 9e9e4a03f1a8..2d8a66ea82fa 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -351,7 +351,7 @@ static int ena_com_init_io_sq(struct ena_com_dev *ena_dev... |
9617cd6f24b294552a817f80f5225431ef67b540 | Analyze and fix the following issue in the Linux kernel code: block: fix module reference leakage from bdev_open_by_dev error path | Problem Details:
At the time bdev_may_open() is called, module reference is grabbed
already, hence module reference should be released if bdev_may_open()
failed.
This problem is found by code review.
Fixes: ed5cc702d311 ("block: Add config option to not allow writing to mounted devices")
Signed-off-by: Yu Kuai <yukua... | ```diff
diff --git a/block/bdev.c b/block/bdev.c
index b8e32d933a63..3caf24e66559 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -873,7 +873,7 @@ int bdev_open(struct block_device *bdev, blk_mode_t mode, void *holder,
goto abort_claiming;
ret = -EBUSY;
if (!bdev_may_open(bdev, mode))
- goto abort_claiming;
+ ... |
3a487d111d065f212f863f2327fdbd3fc311f363 | Analyze and fix the following issue in the Linux kernel code: drm/i915/psr: Use crtc_state->port_clock instead of intel_dp->link_rate | Problem Details:
Intel_dp->link_rate is not yet set at this point. Instead use
crtc_state->port_clock.
Fixes: 0dd21f836983 ("drm/i915/psr: Silence period and lfps half cycle")
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedeskt... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 7af974bb41ca..f5b33335a9ae 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1276,7 +1276,7 @@ static int _lnl_compute_aux_less_alpm_params(struct intel_d... |
5f882f3b0a8bf0788d5a0ee44b1191de5319bb8a | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Clarify that syscall hardening isn't a BHI mitigation | Problem Details:
While syscall hardening helps prevent some BHI attacks, there's still
other low-hanging fruit remaining. Don't classify it as a mitigation
and make it clear that the system may still be vulnerable if it doesn't
have a HW or SW mitigation enabled.
Fixes: ec9404e40e8f ("x86/bhi: Add BHI mitigation knob... | ```diff
diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
index 3cf18e4a1d9a..5a39acf82483 100644
--- a/Documentation/admin-guide/hw-vuln/spectre.rst
+++ b/Documentation/admin-guide/hw-vuln/spectre.rst
@@ -441,10 +441,10 @@ The possible values in this file are:
... |
1cea8a280dfd1016148a3820676f2f03e3f5b898 | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Fix BHI handling of RRSBA | Problem Details:
The ARCH_CAP_RRSBA check isn't correct: RRSBA may have already been
disabled by the Spectre v2 mitigation (or can otherwise be disabled by
the BHI mitigation itself if needed). In that case retpolines are fine.
Fixes: ec9404e40e8f ("x86/bhi: Add BHI mitigation knob")
Signed-off-by: Josh Poimboeuf <jp... | ```diff
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 1b0cfc136432..08dfb94fcb3a 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -1538,20 +1538,25 @@ static enum spectre_v2_mitigation __init spectre_v2_select_retpoline(void)
return SPECTRE_V2_RETPOLINE;
}
+s... |
d0485730d2189ffe5d986d4e9e191f1e4d5ffd24 | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Rename various 'ia32_cap' variables to 'x86_arch_cap_msr' | Problem Details:
So we are using the 'ia32_cap' value in a number of places,
which got its name from MSR_IA32_ARCH_CAPABILITIES MSR register.
But there's very little 'IA32' about it - this isn't 32-bit only
code, nor does it originate from there, it's just a historic
quirk that many Intel MSR names are prefixed with I... | ```diff
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a42d8a6f7149..c342c4aa9c68 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1687,11 +1687,11 @@ static int x2apic_state;
static bool x2apic_hw_locked(void)
{
- u64 ia32_cap;
+ u64 x86_arch_cap_msr;
u... |
cb2db5bb04d7f778fbc1a1ea2507aab436f1bff3 | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Cache the value of MSR_IA32_ARCH_CAPABILITIES | Problem Details:
There's no need to keep reading MSR_IA32_ARCH_CAPABILITIES over and
over. It's even read in the BHI sysfs function which is a big no-no.
Just read it once and cache it.
Fixes: ec9404e40e8f ("x86/bhi: Add BHI mitigation knob")
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Mol... | ```diff
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 27f5004a8e24..ff59fa8bb610 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -61,6 +61,8 @@ EXPORT_PER_CPU_SYMBOL_GPL(x86_spec_ctrl_current);
u64 x86_pred_cmd __ro_after_init = PRED_CMD_IBPB;
EXPORT_SYMBOL_GPL... |
dfe648903f42296866d79f10d03f8c85c9dfba30 | Analyze and fix the following issue in the Linux kernel code: x86/bugs: Fix BHI documentation | Problem Details:
Fix up some inaccuracies in the BHI documentation.
Fixes: ec9404e40e8f ("x86/bhi: Add BHI mitigation knob")
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Nikolay Borisov <nik.borisov@suse.com>
Cc: Linus Torvalds <torvalds@linux-foundatio... | ```diff
diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
index b70b1d8bd8e6..3cf18e4a1d9a 100644
--- a/Documentation/admin-guide/hw-vuln/spectre.rst
+++ b/Documentation/admin-guide/hw-vuln/spectre.rst
@@ -439,11 +439,11 @@ The possible values in this file are:
... |
8b06a24bb625728ac709f2c69405eb01025687e1 | Analyze and fix the following issue in the Linux kernel code: xfrm: fix possible derferencing in error path | Problem Details:
Fix derferencing pointer when xfrm_policy_lookup_bytype returns an
error.
Fixes: 63b21caba17e ("xfrm: introduce forwarding of ICMP Error messages")
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/kernel-janitors/f6ef0d0d-96de-4e01-9dc3-c1b3a6338653@moroto.mountai... | ```diff
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 6affe5cd85d8..53d8fabfa685 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -3593,6 +3593,8 @@ xfrm_policy *xfrm_in_fwd_icmp(struct sk_buff *skb,
return pol;
pol = xfrm_policy_lookup(net, &fl1, family, XFRM_POLICY_FWD... |
47d8ac011fe1c9251070e1bd64cb10b48193ec51 | Analyze and fix the following issue in the Linux kernel code: af_unix: Fix garbage collector racing against connect() | Problem Details:
Garbage collector does not take into account the risk of embryo getting
enqueued during the garbage collection. If such embryo has a peer that
carries SCM_RIGHTS, two consecutive passes of scan_children() may see a
different set of children. Leading to an incorrectly elevated inflight
count, and then a... | ```diff
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index fa39b6265238..6433a414acf8 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -274,11 +274,22 @@ static void __unix_gc(struct work_struct *work)
* receive queues. Other, non candidate sockets _can_ be
* added to queue, so we must make su... |
c0cd6925856f661e1a37278660ccae551cef7077 | Analyze and fix the following issue in the Linux kernel code: drm/ast: Set DDC timeout in milliseconds | Problem Details:
Compute the i2c timeout in jiffies from a value in milliseconds. The
original values of 2 jiffies equals 2 milliseconds if HZ has been
configured to a value of 1000. This corresponds to 2.2 milliseconds
used by most other DRM drivers. Update ast accordingly.
Signed-off-by: Thomas Zimmermann <tzimmerma... | ```diff
diff --git a/drivers/gpu/drm/ast/ast_ddc.c b/drivers/gpu/drm/ast/ast_ddc.c
index b7718084422f..3e156a6b6831 100644
--- a/drivers/gpu/drm/ast/ast_ddc.c
+++ b/drivers/gpu/drm/ast/ast_ddc.c
@@ -153,7 +153,7 @@ struct ast_ddc *ast_ddc_create(struct ast_device *ast)
bit = &ddc->bit;
bit->udelay = 20;
- bit->ti... |
17c560113231ddc20088553c7b499b289b664311 | Analyze and fix the following issue in the Linux kernel code: net: dsa: mt7530: trap link-local frames regardless of ST Port State | Problem Details:
In Clause 5 of IEEE Std 802-2014, two sublayers of the data link layer
(DLL) of the Open Systems Interconnection basic reference model (OSI/RM)
are described; the medium access control (MAC) and logical link control
(LLC) sublayers. The MAC sublayer is the one facing the physical layer.
In 8.2 of IEEE... | ```diff
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 451ff0620c2e..c0d0bce0b594 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -950,20 +950,173 @@ static void mt7530_setup_port5(struct dsa_switch *ds, phy_interface_t interface)
mutex_unlock(&priv->reg_mutex);
}
-/... |
d51dc8dd6ab6f93a894ff8b38d3b8d02c98eb9fb | Analyze and fix the following issue in the Linux kernel code: Revert "s390/ism: fix receive message buffer allocation" | Problem Details:
This reverts commit 58effa3476536215530c9ec4910ffc981613b413.
Review was not finished on this patch. So it's not ready for
upstreaming.
Signed-off-by: Gerd Bayer <gbayer@linux.ibm.com>
Link: https://lore.kernel.org/r/20240409113753.2181368-1-gbayer@linux.ibm.com
Fixes: 58effa347653 ("s390/ism: fix rec... | ```diff
diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c
index affb05521e14..2c8e964425dc 100644
--- a/drivers/s390/net/ism_drv.c
+++ b/drivers/s390/net/ism_drv.c
@@ -14,8 +14,6 @@
#include <linux/err.h>
#include <linux/ctype.h>
#include <linux/processor.h>
-#include <linux/dma-mapping.h>
-#inclu... |
33623113a48ea906f1955cbf71094f6aa4462e8f | Analyze and fix the following issue in the Linux kernel code: net: sparx5: fix wrong config being used when reconfiguring PCS | Problem Details:
The wrong port config is being used if the PCS is reconfigured. Fix this
by correctly using the new config instead of the old one.
Fixes: 946e7fd5053a ("net: sparx5: add port module support")
Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com... | ```diff
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
index 3a1b1a1f5a19..60dd2fd603a8 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
@@ -731,7 +731,7 @@ static int sparx5... |
6b0856ee585d7f8a544546c3c5f1f4c49162e451 | Analyze and fix the following issue in the Linux kernel code: cache: sifive_ccache: Silence unused variable warning | Problem Details:
With W=1 and CONFIG_RISCV_NONSTANDARD_CACHE_OPS=n, GCC warns:
drivers/cache/sifive_ccache.c: In function 'sifive_ccache_init':
drivers/cache/sifive_ccache.c:293:23: warning: variable 'quirks' set but not used [-Wunused-but-set-variable]
293 | unsigned long quirks;
| ... | ```diff
diff --git a/drivers/cache/sifive_ccache.c b/drivers/cache/sifive_ccache.c
index e9cc8b4786fb..6874b72ec59d 100644
--- a/drivers/cache/sifive_ccache.c
+++ b/drivers/cache/sifive_ccache.c
@@ -290,7 +290,7 @@ static int __init sifive_ccache_init(void)
struct device_node *np;
struct resource res;
const struc... |
bf11908757eeab716536d16a32693b5dcd6990de | Analyze and fix the following issue in the Linux kernel code: memory: mtk-smi: fix module autoloading | Problem Details:
Add MODULE_DEVICE_TABLE(), so the module could be properly autoloaded
based on the alias from of_device_id table.
Reviewed-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240409204615.83928-1-krzyszt... | ```diff
diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index 572c7fbdcfd3..fbe52ecc0eca 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -450,6 +450,7 @@ static const struct of_device_id mtk_smi_larb_of_ids[] = {
{.compatible = "mediatek,mt8195-smi-larb", .data = &mtk_smi_larb... |
7a40c60c8acb71eb2b5196b0e675ba9e58af1b69 | Analyze and fix the following issue in the Linux kernel code: memory: brcmstb_memc: fix module autoloading | Problem Details:
Add MODULE_DEVICE_TABLE(), so the module could be properly autoloaded
based on the alias from of_device_id table.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/20240410170241.248626-1-krzk@kernel.org | ```diff
diff --git a/drivers/memory/brcmstb_memc.c b/drivers/memory/brcmstb_memc.c
index ea9213f7152e..4f17a93aa028 100644
--- a/drivers/memory/brcmstb_memc.c
+++ b/drivers/memory/brcmstb_memc.c
@@ -243,6 +243,7 @@ static const struct of_device_id brcmstb_memc_of_match[] = {
},
{}
};
+MODULE_DEVICE_TABLE(of, brcms... |
bb7b3c8e7180f36de75cdea200ab7127f93f58cc | Analyze and fix the following issue in the Linux kernel code: clk: mediatek: pllfh: Don't log error for missing fhctl node | Problem Details:
Support for fhctl clocks in apmixedsys was introduced at a later point
and to this moment only one mt6795 based platform has a fhctl DT node
present. Therefore the fhctl support in apmixedsys should be seen as
optional and not cause an error when it is missing.
Change the message's log level to warnin... | ```diff
diff --git a/drivers/clk/mediatek/clk-pllfh.c b/drivers/clk/mediatek/clk-pllfh.c
index 3a2b3f90be25..094ec8a26d66 100644
--- a/drivers/clk/mediatek/clk-pllfh.c
+++ b/drivers/clk/mediatek/clk-pllfh.c
@@ -68,7 +68,7 @@ void fhctl_parse_dt(const u8 *compatible_node, struct mtk_pllfh_data *pllfhs,
node = of_fin... |
d3e8a91a848a5941e3c31ecebd6b2612b37e01a6 | Analyze and fix the following issue in the Linux kernel code: clk: mediatek: mt7988-infracfg: fix clocks for 2nd PCIe port | Problem Details:
Due to what seems to be an undocumented oddity in MediaTek's MT7988
SoC design the CLK_INFRA_PCIE_PERI_26M_CK_P2 clock requires
CLK_INFRA_PCIE_PERI_26M_CK_P3 to be enabled.
This currently leads to PCIe port 2 not working in Linux.
Reflect the apparent relationship in the clk driver to make sure PCIe
... | ```diff
diff --git a/drivers/clk/mediatek/clk-mt7988-infracfg.c b/drivers/clk/mediatek/clk-mt7988-infracfg.c
index 449041f8abbc..c8c023afe3e5 100644
--- a/drivers/clk/mediatek/clk-mt7988-infracfg.c
+++ b/drivers/clk/mediatek/clk-mt7988-infracfg.c
@@ -156,7 +156,7 @@ static const struct mtk_gate infra_clks[] = {
GATE_... |
2f7b1d8b5505efb0057cd1ab85fca206063ea4c3 | Analyze and fix the following issue in the Linux kernel code: clk: mediatek: Do a runtime PM get on controllers during probe | Problem Details:
mt8183-mfgcfg has a mutual dependency with genpd during the probing
stage, which leads to a deadlock in the following call stack:
CPU0: genpd_lock --> clk_prepare_lock
genpd_power_off_work_fn()
genpd_lock()
generic_pm_domain::power_off()
clk_unprepare()
clk_prepare_lock()
CPU1: clk_prepa... | ```diff
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index 2e55368dc4d8..bd37ab4d1a9b 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -13,6 +13,7 @@
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
+#include <li... |
1aab318f1e4900fac325e0d55a0591108ea0cfbb | Analyze and fix the following issue in the Linux kernel code: clk: qcom: fix module autoloading | Problem Details:
Add MODULE_DEVICE_TABLE(), so modules could be properly autoloaded
based on the alias from of_device_id table. Clocks are considered core
components, so usually they are built-in, however these can be built and
used as modules on some generic kernel.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.or... | ```diff
diff --git a/drivers/clk/qcom/gcc-msm8917.c b/drivers/clk/qcom/gcc-msm8917.c
index f2dd132e2fb1..f2b8729e4198 100644
--- a/drivers/clk/qcom/gcc-msm8917.c
+++ b/drivers/clk/qcom/gcc-msm8917.c
@@ -3278,6 +3278,7 @@ static const struct of_device_id gcc_msm8917_match_table[] = {
{ .compatible = "qcom,gcc-qm215", ... |
fe87922cee6161f066f4b9dd542033e048eeedaf | Analyze and fix the following issue in the Linux kernel code: net/mlx5: fix possible stack overflows | Problem Details:
A couple of debug functions use a 512 byte temporary buffer and call another
function that has another buffer of the same size, which in turn exceeds the
usual warning limit for excessive stack usage:
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c:1073:1: error: stack frame size (1448) exce... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c
index 64f4cc284aea..030a5776c937 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_dbg.c
@@ -205,12 +2... |
17b0dfa1f35bf58c17ae75da4af99e6b2c51ed57 | Analyze and fix the following issue in the Linux kernel code: bnxt_en: Skip ethtool RSS context configuration in ifdown state | Problem Details:
The current implementation requires the ifstate to be up when
configuring the RSS contexts. It will try to fetch the RX ring
IDs and will crash if it is in ifdown state. Return error if
!netif_running() to prevent the crash.
An improved implementation is in the works to allow RSS contexts
to be chan... | ```diff
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 9c49f629d565..68444234b268 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1876,6 +1876,11 @@ static int bnxt_set_rx... |
7772dc7460e8ef359f3eee88c3b708cb403e19af | Analyze and fix the following issue in the Linux kernel code: net/mlx5: Disallow SRIOV switchdev mode when in multi-PF netdev | Problem Details:
Adaptations need to be made for the auxiliary device management in the
core driver level. Block this combination for now.
Fixes: 678eb448055a ("net/mlx5: SD, Implement basic query and instantiation")
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Dragos Tatulea <dtatulea@nvidia.com>
Revi... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index e3cce110e52f..1f60954c12f7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -43,6 ... |
49e6c9387051716169ff6a6c5ddd4d9f358db2e9 | Analyze and fix the following issue in the Linux kernel code: net/mlx5e: RSS, Block XOR hash with over 128 channels | Problem Details:
When supporting more than 128 channels, the RQT size is
calculated by multiplying the number of channels by 2
and rounding up to the nearest power of 2.
The index of the RQT is derived from the RSS hash
calculations. If XOR8 is used as the RSS hash function,
there are only 256 possible hash results, a... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c
index bcafb4bf9415..8d9a3b5ec973 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c
@@ -179,6 +179,13 @@ u32 mlx5e_rqt_size(struct ml... |
86b0ca5b118d3a0bae5e5645a13e66f8a4f6c525 | Analyze and fix the following issue in the Linux kernel code: net/mlx5e: Do not produce metadata freelist entries in Tx port ts WQE xmit | Problem Details:
Free Tx port timestamping metadata entries in the NAPI poll context and
consume metadata enties in the WQE xmit path. Do not free a Tx port
timestamping metadata entry in the WQE xmit path even in the error path to
avoid a race between two metadata entry producers.
Fixes: 3178308ad4ca ("net/mlx5e: Mak... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
index 86f1854698b4..883c044852f1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h
@@ -95,9 +95,15 @@ static inline void mlx5e_ptp_m... |
2f436f1869771d46e1a9f85738d5a1a7c5653a4e | Analyze and fix the following issue in the Linux kernel code: net/mlx5e: HTB, Fix inconsistencies with QoS SQs number | Problem Details:
When creating a new HTB class while the interface is down,
the variable that follows the number of QoS SQs (htb_max_qos_sqs)
may not be consistent with the number of HTB classes.
Previously, we compared these two values to ensure that
the node_qid is lower than the number of QoS SQs, and we
allocated ... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
index e87e26f2c669..6743806b8480 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
@@ -83,24 +83,25 @@ int mlx5e_open_qos_sq(struct ... |
ecb829459a841198e142f72fadab56424ae96519 | Analyze and fix the following issue in the Linux kernel code: net/mlx5e: Fix mlx5e_priv_init() cleanup flow | Problem Details:
When mlx5e_priv_init() fails, the cleanup flow calls mlx5e_selq_cleanup which
calls mlx5e_selq_apply() that assures that the `priv->state_lock` is held using
lockdep_is_held().
Acquire the state_lock in mlx5e_selq_cleanup().
Kernel log:
=============================
WARNING: suspicious RCU usage
6.8.... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c b/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c
index f675b1926340..f66bbc846464 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c
@@ -57,6 +57,7 @@ int mlx5e_selq_init(struct ... |
ee3572409f74a838154af74ce1e56e62c17786a8 | Analyze and fix the following issue in the Linux kernel code: net/mlx5e: RSS, Block changing channels number when RXFH is configured | Problem Details:
Changing the channels number after configuring the receive flow hash
indirection table may affect the RSS table size. The previous
configuration may no longer be compatible with the new receive flow
hash indirection table.
Block changing the channels number when RXFH is configured and changing
the cha... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index cc51ce16df14..93461b0c5703 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -451,6 +451,23 @@ int mlx5e_et... |
9eca93f4d5ab03905516a68683674d9c50ff95bd | Analyze and fix the following issue in the Linux kernel code: net/mlx5: Correctly compare pkt reformat ids | Problem Details:
struct mlx5_pkt_reformat contains a naked union of a u32 id and a
dr_action pointer which is used when the action is SW-managed (when
pkt_reformat.owner is set to MLX5_FLOW_RESOURCE_OWNER_SW). Using id
directly in that case is incorrect, as it maps to the least significant
32 bits of the 64-bit pointer... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 2a9421342a50..cf085a478e3e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1664,6 +1664,16 @@ static int create_auto... |
7c6782ad4911cbee874e85630226ed389ff2e453 | Analyze and fix the following issue in the Linux kernel code: net/mlx5: Properly link new fs rules into the tree | Problem Details:
Previously, add_rule_fg would only add newly created rules from the
handle into the tree when they had a refcount of 1. On the other hand,
create_flow_handle tries hard to find and reference already existing
identical rules instead of creating new ones.
These two behaviors can result in a situation wh... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index e6bfa7e4f146..2a9421342a50 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1808,8 +1808,9 @@ static struct mlx5_flow... |
9f7e8fbb91f8fa29548e2f6ab50c03b628c67ede | Analyze and fix the following issue in the Linux kernel code: net/mlx5: offset comp irq index in name by one | Problem Details:
The mlx5 comp irq name scheme is changed a little bit between
commit 3663ad34bc70 ("net/mlx5: Shift control IRQ to the last index")
and commit 3354822cde5a ("net/mlx5: Use dynamic msix vectors allocation").
The index in the comp irq name used to start from 0 but now it starts
from 1. There is nothing c... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 4dcf995cb1a2..6bac8ad70ba6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -19,6 +19,7 @@
#define MLX5_IRQ_CTRL_SF_M... |
c6e77aa9dd82bc18a89bf49418f8f7e961cfccc8 | Analyze and fix the following issue in the Linux kernel code: net/mlx5: Register devlink first under devlink lock | Problem Details:
In case device is having a non fatal FW error during probe, the
driver will report the error to user via devlink. This will trigger
a WARN_ON, since mlx5 is calling devlink_register() last.
In order to avoid the WARN_ON[1], change mlx5 to invoke devl_register()
first under devlink lock.
[1]
WARNING: C... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index c2593625c09a..59806553889e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1480,6 +1480,14 @@ int mlx5_init_one_devl_locked(stru... |
65acf6e0501ac8880a4f73980d01b5d27648b956 | Analyze and fix the following issue in the Linux kernel code: netfilter: complete validation of user input | Problem Details:
In my recent commit, I missed that do_replace() handlers
use copy_from_sockptr() (which I fixed), followed
by unsafe copy_from_sockptr_offset() calls.
In all functions, we can perform the @optlen validation
before even calling xt_alloc_table_info() with the following
check:
if ((u64)optlen < (u64)tmp... | ```diff
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index b150c9929b12..14365b20f1c5 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -966,6 +966,8 @@ static int do_replace(struct net *net, sockptr_t arg, unsigned int len)
return -ENOMEM;
if (... |
8750539ba3178c2bb0d178a30ce57dae132cbbb8 | Analyze and fix the following issue in the Linux kernel code: net: team: fix incorrect maxattr | Problem Details:
The maxattr should be the latest attr value, i.e. array size - 1,
not total array size.
Reported-by: syzbot+ecd7e07b4be038658c9f@syzkaller.appspotmail.com
Fixes: 948dbafc15da ("net: team: use policy generated by YAML spec")
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Hangbin Liu <liu... | ```diff
diff --git a/drivers/net/team/team_core.c b/drivers/net/team/team_core.c
index 4e3c8d404957..8c7dbaf7c22e 100644
--- a/drivers/net/team/team_core.c
+++ b/drivers/net/team/team_core.c
@@ -2808,7 +2808,7 @@ static const struct genl_multicast_group team_nl_mcgrps[] = {
static struct genl_family team_nl_family __r... |
1189bdda6c991cbf9342d84410042dd5f3a792e0 | Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix __bch2_btree_and_journal_iter_init_node_iter() | Problem Details:
We weren't respecting trans->journal_replay_not_finished - we shouldn't
be searching the journal keys unless we have a ref on them.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> | ```diff
diff --git a/fs/bcachefs/btree_journal_iter.c b/fs/bcachefs/btree_journal_iter.c
index a6413a8747d3..1e8cf49a6935 100644
--- a/fs/bcachefs/btree_journal_iter.c
+++ b/fs/bcachefs/btree_journal_iter.c
@@ -469,10 +469,15 @@ void __bch2_btree_and_journal_iter_init_node_iter(struct btree_trans *trans,
iter->trans ... |
beccf29114886f1604e26f739cd108f048878ca8 | Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix a race in btree_update_nodes_written() | Problem Details:
One btree update might have terminated in a node update, and then while
it is in flight another btree update might free that original node.
This race has to be handled in btree_update_nodes_written() - we were
missing a READ_ONCE().
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> | ```diff
diff --git a/fs/bcachefs/btree_update_interior.c b/fs/bcachefs/btree_update_interior.c
index a4a63e363047..c4a5e83a56a4 100644
--- a/fs/bcachefs/btree_update_interior.c
+++ b/fs/bcachefs/btree_update_interior.c
@@ -704,9 +704,13 @@ static void btree_update_nodes_written(struct btree_update *as)
bch2_fs_fatal_... |
97e176fcbbf3c0f2bd410c9b241177c051f57176 | Analyze and fix the following issue in the Linux kernel code: r8169: add missing conditional compiling for call to r8169_remove_leds | Problem Details:
Add missing dependency on CONFIG_R8169_LEDS. As-is a link error occurs
if config option CONFIG_R8169_LEDS isn't enabled.
Fixes: 19fa4f2a85d7 ("r8169: fix LED-related deadlock on module removal")
Reported-by: Venkat Rao Bagalkote <venkat88@linux.vnet.ibm.com>
Signed-off-by: Heiner Kallweit <hkallweit1@... | ```diff
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 8a27328eae34..0fc5fe564ae5 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -5046,7 +5046,8 @@ static void rtl_remove_one(struct pci_dev *pdev)
ca... |
9b9fd45869e744bea7d32a94793736e3d9fd7d26 | Analyze and fix the following issue in the Linux kernel code: tcp: tweak tcp_sock_write_txrx size assertion | Problem Details:
I forgot 32bit arches might have 64bit alignment for u64
fields.
tcp_sock_write_txrx group does not contain pointers,
but two u64 fields. It is possible that on 32bit kernel,
a 32bit hole is before tp->tcp_clock_cache.
I will try to remember a group can be bigger on 32bit
kernels in the future.
With... | ```diff
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index b07aa71b24ec..e1bf468e0d22 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -4673,7 +4673,11 @@ static void __init tcp_struct_check(void)
CACHELINE_ASSERT_GROUP_MEMBER(struct tcp_sock, tcp_sock_write_txrx, app_limited);
CACHELINE_ASSERT_GROUP_MEMBER(stru... |
5e700b384ec13f5bcac9855cb28fcc674f1d3593 | Analyze and fix the following issue in the Linux kernel code: platform/chrome: cros_ec_uart: properly fix race condition | Problem Details:
The cros_ec_uart_probe() function calls devm_serdev_device_open() before
it calls serdev_device_set_client_ops(). This can trigger a NULL pointer
dereference:
BUG: kernel NULL pointer dereference, address: 0000000000000000
...
Call Trace:
<TASK>
...
? ttyport_receive_buf
A ... | ```diff
diff --git a/drivers/platform/chrome/cros_ec_uart.c b/drivers/platform/chrome/cros_ec_uart.c
index 68d80559fddc..eb5eddeb73f7 100644
--- a/drivers/platform/chrome/cros_ec_uart.c
+++ b/drivers/platform/chrome/cros_ec_uart.c
@@ -263,12 +263,6 @@ static int cros_ec_uart_probe(struct serdev_device *serdev)
if (!e... |
06dfcd4098cfdc4d4577d94793a4f9125386da8b | Analyze and fix the following issue in the Linux kernel code: net: dsa: mt7530: fix enabling EEE on MT7531 switch on all boards | Problem Details:
The commit 40b5d2f15c09 ("net: dsa: mt7530: Add support for EEE features")
brought EEE support but did not enable EEE on MT7531 switch MACs. EEE is
enabled on MT7531 switch MACs by pulling the LAN2LED0 pin low on the board
(bootstrapping), unsetting the EEE_DIS bit on the trap register, or setting
the ... | ```diff
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 1035820c2377..451ff0620c2e 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -2505,18 +2505,25 @@ mt7531_setup(struct dsa_switch *ds)
mt7530_rmw(priv, MT7531_GPIO_MODE0, MT7531_GPIO0_MASK,
MT7531_GPIO0_INTERRUPT... |
ec4535b2a1d709d3a1fbec26739c672f13c98a7b | Analyze and fix the following issue in the Linux kernel code: smb: client: fix NULL ptr deref in cifs_mark_open_handles_for_deleted_file() | Problem Details:
cifs_get_fattr() may be called with a NULL inode, so check for a
non-NULL inode before calling
cifs_mark_open_handles_for_deleted_file().
This fixes the following oops:
mount.cifs //srv/share /mnt -o ...,vers=3.1.1
cd /mnt
touch foo; tail -f foo &
rm foo
cat foo
BUG: kernel NULL pointer ... | ```diff
diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c
index 91b07ef9e25c..60afab5c83d4 100644
--- a/fs/smb/client/inode.c
+++ b/fs/smb/client/inode.c
@@ -1105,7 +1105,8 @@ static int cifs_get_fattr(struct cifs_open_info_data *data,
} else {
cifs_open_info_to_fattr(fattr, data, sb);
}
- if (!rc &... |
a4833e3abae132d613ce7da0e0c9a9465d1681fa | Analyze and fix the following issue in the Linux kernel code: SUNRPC: Fix rpcgss_context trace event acceptor field | Problem Details:
The rpcgss_context trace event acceptor field is a dynamically sized
string that records the "data" parameter. But this parameter is also
dependent on the "len" field to determine the size of the data.
It needs to use __string_len() helper macro where the length can be passed
in. It also incorrectly u... | ```diff
diff --git a/include/trace/events/rpcgss.h b/include/trace/events/rpcgss.h
index ba2d96a1bc2f..f50fcafc69de 100644
--- a/include/trace/events/rpcgss.h
+++ b/include/trace/events/rpcgss.h
@@ -609,7 +609,7 @@ TRACE_EVENT(rpcgss_context,
__field(unsigned int, timeout)
__field(u32, window_size)
__field(int... |
fbffce819e5ac151e137f881b89a9c1da0ebb76c | Analyze and fix the following issue in the Linux kernel code: tools/nolibc: Fix strlcpy() return code and size usage | Problem Details:
The return code should always be strlen(src), and we should copy at most
size-1 bytes.
While we are there, make sure to null-terminate the dst buffer if we
copied something.
Signed-off-by: Rodrigo Campos <rodrigo@sdfg.com.ar>
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net> | ```diff
diff --git a/tools/include/nolibc/string.h b/tools/include/nolibc/string.h
index cc51fd6b63d0..565230a4ad47 100644
--- a/tools/include/nolibc/string.h
+++ b/tools/include/nolibc/string.h
@@ -219,16 +219,18 @@ static __attribute__((unused))
size_t strlcpy(char *dst, const char *src, size_t size)
{
size_t len... |
34d232c39a1e05ba734dc6ad9dc01d15788cd91d | Analyze and fix the following issue in the Linux kernel code: tools/nolibc: Fix strlcat() return code and size usage | Problem Details:
The return code should always be strlen(src) + strnlen(dst, size).
Let's make sure to copy at most size-1 bytes from src and null-terminate
the dst buffer if we did copied something.
While we can use strnlen() and strncpy() to implement strlcat(), this is
simple enough and results in shorter code whe... | ```diff
diff --git a/tools/include/nolibc/string.h b/tools/include/nolibc/string.h
index ed15c22b1b2a..cc51fd6b63d0 100644
--- a/tools/include/nolibc/string.h
+++ b/tools/include/nolibc/string.h
@@ -187,22 +187,31 @@ char *strndup(const char *str, size_t maxlen)
static __attribute__((unused))
size_t strlcat(char *dst... |
791f4641142e2aced85de082e5783b4fb0b977c2 | Analyze and fix the following issue in the Linux kernel code: tools/nolibc/stdlib: fix memory error in realloc() | Problem Details:
Pass user_p_len to memcpy() instead of heap->len to prevent realloc()
from copying an extra sizeof(heap) bytes from beyond the allocated
region.
Signed-off-by: Brennan Xavier McManus <bxmcmanus@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Fixes: 0e0ff638400b... | ```diff
diff --git a/tools/include/nolibc/stdlib.h b/tools/include/nolibc/stdlib.h
index bacfd35c5156..5be9d3c7435a 100644
--- a/tools/include/nolibc/stdlib.h
+++ b/tools/include/nolibc/stdlib.h
@@ -185,7 +185,7 @@ void *realloc(void *old_ptr, size_t new_size)
if (__builtin_expect(!ret, 0))
return NULL;
- memcpy... |
076361362122a6d8a4c45f172ced5576b2d4a50d | Analyze and fix the following issue in the Linux kernel code: selftests: timers: Fix valid-adjtimex signed left-shift undefined behavior | Problem Details:
The struct adjtimex freq field takes a signed value who's units are in
shifted (<<16) parts-per-million.
Unfortunately for negative adjustments, the straightforward use of:
freq = ppm << 16 trips undefined behavior warnings with clang:
valid-adjtimex.c:66:6: warning: shifting a negative signed val... | ```diff
diff --git a/tools/testing/selftests/timers/valid-adjtimex.c b/tools/testing/selftests/timers/valid-adjtimex.c
index 48b9a803235a..d13ebde20322 100644
--- a/tools/testing/selftests/timers/valid-adjtimex.c
+++ b/tools/testing/selftests/timers/valid-adjtimex.c
@@ -21,9 +21,6 @@
* MERCHANTABILITY or FITNESS FO... |
5284984a4fbacb0883bfebe905902cdda2891a07 | Analyze and fix the following issue in the Linux kernel code: bug: Fix no-return-statement warning with !CONFIG_BUG | Problem Details:
BUG() does not return, and arch implementations of BUG() use unreachable()
or other non-returning code. However with !CONFIG_BUG, the default
implementation is often used instead, and that does not do that. x86 always
uses its own implementation, but powerpc with !CONFIG_BUG gives a build
error:
ker... | ```diff
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 6e794420bd39..b7de3a4eade1 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -156,7 +156,10 @@ extern __printf(1, 2) void __warn_printk(const char *fmt, ...);
#else /* !CONFIG_BUG */
#ifndef HAVE_ARCH_BUG
-#defi... |
ac321eb46e850db5942e4d395b6a50385170d9c0 | Analyze and fix the following issue in the Linux kernel code: drm/xe: Add xe_guc_ads.c to uses_generated_oob | Problem Details:
A recent change added a use of xe_wa_oob.h without adding the file that
uses it to uses_generated_oob, which means xe_wa_oob.h does not get
properly generated before attempting to build the object file:
LINK resolve_btfids
CC [M] drivers/gpu/drm/xe/xe_guc_ads.o
drivers/gpu/drm/xe/xe_guc... | ```diff
diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile
index e106767c9a6e..60c90dc918b2 100644
--- a/drivers/gpu/drm/xe/Makefile
+++ b/drivers/gpu/drm/xe/Makefile
@@ -49,6 +49,7 @@ $(obj)/generated/%_wa_oob.c $(obj)/generated/%_wa_oob.h: $(obj)/xe_gen_wa_oob \
uses_generated_oob := \
$(obj)/x... |
600b0bbe73d3a9a264694da0e4c2c0800309141e | Analyze and fix the following issue in the Linux kernel code: Bluetooth: l2cap: Don't double set the HCI_CONN_MGMT_CONNECTED bit | Problem Details:
The bit is set and tested inside mgmt_device_connected(), therefore we
must not set it just outside the function.
Fixes: eeda1bf97bb5 ("Bluetooth: hci_event: Fix not indicating new connection for BIG Sync")
Signed-off-by: Archie Pusaka <apusaka@chromium.org>
Reviewed-by: Manish Mandlik <mmandlik@chrom... | ```diff
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 467b242d8be0..dc0897408793 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4054,8 +4054,7 @@ static int l2cap_connect_req(struct l2cap_conn *conn,
return -EPROTO;
hci_dev_lock(hdev);
- if (hci_dev_test... |
b2186061d6043d6345a97100460363e990af0d46 | Analyze and fix the following issue in the Linux kernel code: Bluetooth: hci_sock: Fix not validating setsockopt user input | Problem Details:
Check user input length before copying data.
Fixes: 09572fca7223 ("Bluetooth: hci_sock: Add support for BT_{SND,RCV}BUF")
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | ```diff
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 4ee1b976678b..703b84bd48d5 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -1946,10 +1946,9 @@ static int hci_sock_setsockopt_old(struct socket *sock, int level, int optname,
switch (optname) {
case HCI_DATA_DIR... |
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