- Make mei interrupt top half irq disabled to fix RT builds
- Fix timeline left held on VMA alloc error
- Fix NULL pointer deref in vlv_dphy_param_init()
- Fix selftest mock_request() to avoid NULL deref
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://lore.kernel.org/r/aGYVPAA4KvsZqDFx@jlahtine-mobl
A GEM handle can be released while the GEM buffer object is attached
to a DRM framebuffer. This leads to the release of the dma-buf backing
the buffer object, if any. [1] Trying to use the framebuffer in further
mode-setting operations leads to a segmentation fault. Most easily
happens with driver that use shadow planes for vmap-ing the dma-buf
during a page flip. An example is shown below.
[ 156.791968] ------------[ cut here ]------------
[ 156.796830] WARNING: CPU: 2 PID: 2255 at drivers/dma-buf/dma-buf.c:1527 dma_buf_vmap+0x224/0x430
[...]
[ 156.942028] RIP: 0010:dma_buf_vmap+0x224/0x430
[ 157.043420] Call Trace:
[ 157.045898] <TASK>
[ 157.048030] ? show_trace_log_lvl+0x1af/0x2c0
[ 157.052436] ? show_trace_log_lvl+0x1af/0x2c0
[ 157.056836] ? show_trace_log_lvl+0x1af/0x2c0
[ 157.061253] ? drm_gem_shmem_vmap+0x74/0x710
[ 157.065567] ? dma_buf_vmap+0x224/0x430
[ 157.069446] ? __warn.cold+0x58/0xe4
[ 157.073061] ? dma_buf_vmap+0x224/0x430
[ 157.077111] ? report_bug+0x1dd/0x390
[ 157.080842] ? handle_bug+0x5e/0xa0
[ 157.084389] ? exc_invalid_op+0x14/0x50
[ 157.088291] ? asm_exc_invalid_op+0x16/0x20
[ 157.092548] ? dma_buf_vmap+0x224/0x430
[ 157.096663] ? dma_resv_get_singleton+0x6d/0x230
[ 157.101341] ? __pfx_dma_buf_vmap+0x10/0x10
[ 157.105588] ? __pfx_dma_resv_get_singleton+0x10/0x10
[ 157.110697] drm_gem_shmem_vmap+0x74/0x710
[ 157.114866] drm_gem_vmap+0xa9/0x1b0
[ 157.118763] drm_gem_vmap_unlocked+0x46/0xa0
[ 157.123086] drm_gem_fb_vmap+0xab/0x300
[ 157.126979] drm_atomic_helper_prepare_planes.part.0+0x487/0xb10
[ 157.133032] ? lockdep_init_map_type+0x19d/0x880
[ 157.137701] drm_atomic_helper_commit+0x13d/0x2e0
[ 157.142671] ? drm_atomic_nonblocking_commit+0xa0/0x180
[ 157.147988] drm_mode_atomic_ioctl+0x766/0xe40
[...]
[ 157.346424] ---[ end trace 0000000000000000 ]---
Acquiring GEM handles for the framebuffer's GEM buffer objects prevents
this from happening. The framebuffer's cleanup later puts the handle
references.
Commit 1a148af060 ("drm/gem-shmem: Use dma_buf from GEM object
instance") triggers the segmentation fault easily by using the dma-buf
field more widely. The underlying issue with reference counting has
been present before.
v2:
- acquire the handle instead of the BO (Christian)
- fix comment style (Christian)
- drop the Fixes tag (Christian)
- rename err_ gotos
- add missing Link tag
Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://elixir.bootlin.com/linux/v6.15/source/drivers/gpu/drm/drm_gem.c#L241 # [1]
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Anusha Srivatsa <asrivats@redhat.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: <stable@vger.kernel.org>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://lore.kernel.org/r/20250630084001.293053-1-tzimmermann@suse.de
A small race exists between spsc_queue_push and the run-job worker, in
which spsc_queue_push may return not-first while the run-job worker has
already idled due to the job count being zero. If this race occurs, job
scheduling stops, leading to hangs while waiting on the job’s DMA
fences.
Seal this race by incrementing the job count before appending to the
SPSC queue.
This race was observed on a drm-tip 6.16-rc1 build with the Xe driver in
an SVM test case.
Fixes: 1b1f42d8fd ("drm: move amd_gpu_scheduler into common location")
Fixes: 27105db6c6 ("drm/amdgpu: Add SPSC queue to scheduler.")
Cc: stable@vger.kernel.org
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://lore.kernel.org/r/20250613212013.719312-1-matthew.brost@intel.com
MEI GSC interrupt comes from i915. It has top half and bottom half.
Top half is called from i915 interrupt handler. It should be in
irq disabled context.
With RT kernel, by default i915 IRQ handler is in threaded IRQ. MEI GSC
top half might be in threaded IRQ context. generic_handle_irq_safe API
could be called from either IRQ or process context, it disables local
IRQ then calls MEI GSC interrupt top half.
This change fixes A380/A770 GPU boot hang issue with RT kernel.
Fixes: 1e3dc1d862 ("drm/i915/gsc: add gsc as a mei auxiliary device")
Tested-by: Furong Zhou <furong.zhou@intel.com>
Suggested-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Junxiao Chang <junxiao.chang@intel.com>
Link: https://lore.kernel.org/r/20250425151108.643649-1-junxiao.chang@intel.com
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
(cherry picked from commit dccf655f69)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
The following error has been reported sporadically by CI when a test
unbinds the i915 driver on a ring submission platform:
<4> [239.330153] ------------[ cut here ]------------
<4> [239.330166] i915 0000:00:02.0: [drm] drm_WARN_ON(dev_priv->mm.shrink_count)
<4> [239.330196] WARNING: CPU: 1 PID: 18570 at drivers/gpu/drm/i915/i915_gem.c:1309 i915_gem_cleanup_early+0x13e/0x150 [i915]
...
<4> [239.330640] RIP: 0010:i915_gem_cleanup_early+0x13e/0x150 [i915]
...
<4> [239.330942] Call Trace:
<4> [239.330944] <TASK>
<4> [239.330949] i915_driver_late_release+0x2b/0xa0 [i915]
<4> [239.331202] i915_driver_release+0x86/0xa0 [i915]
<4> [239.331482] devm_drm_dev_init_release+0x61/0x90
<4> [239.331494] devm_action_release+0x15/0x30
<4> [239.331504] release_nodes+0x3d/0x120
<4> [239.331517] devres_release_all+0x96/0xd0
<4> [239.331533] device_unbind_cleanup+0x12/0x80
<4> [239.331543] device_release_driver_internal+0x23a/0x280
<4> [239.331550] ? bus_find_device+0xa5/0xe0
<4> [239.331563] device_driver_detach+0x14/0x20
...
<4> [357.719679] ---[ end trace 0000000000000000 ]---
If the test also unloads the i915 module then that's followed with:
<3> [357.787478] =============================================================================
<3> [357.788006] BUG i915_vma (Tainted: G U W N ): Objects remaining on __kmem_cache_shutdown()
<3> [357.788031] -----------------------------------------------------------------------------
<3> [357.788204] Object 0xffff888109e7f480 @offset=29824
<3> [357.788670] Allocated in i915_vma_instance+0xee/0xc10 [i915] age=292729 cpu=4 pid=2244
<4> [357.788994] i915_vma_instance+0xee/0xc10 [i915]
<4> [357.789290] init_status_page+0x7b/0x420 [i915]
<4> [357.789532] intel_engines_init+0x1d8/0x980 [i915]
<4> [357.789772] intel_gt_init+0x175/0x450 [i915]
<4> [357.790014] i915_gem_init+0x113/0x340 [i915]
<4> [357.790281] i915_driver_probe+0x847/0xed0 [i915]
<4> [357.790504] i915_pci_probe+0xe6/0x220 [i915]
...
Closer analysis of CI results history has revealed a dependency of the
error on a few IGT tests, namely:
- igt@api_intel_allocator@fork-simple-stress-signal,
- igt@api_intel_allocator@two-level-inception-interruptible,
- igt@gem_linear_blits@interruptible,
- igt@prime_mmap_coherency@ioctl-errors,
which invisibly trigger the issue, then exhibited with first driver unbind
attempt.
All of the above tests perform actions which are actively interrupted with
signals. Further debugging has allowed to narrow that scope down to
DRM_IOCTL_I915_GEM_EXECBUFFER2, and ring_context_alloc(), specific to ring
submission, in particular.
If successful then that function, or its execlists or GuC submission
equivalent, is supposed to be called only once per GEM context engine,
followed by raise of a flag that prevents the function from being called
again. The function is expected to unwind its internal errors itself, so
it may be safely called once more after it returns an error.
In case of ring submission, the function first gets a reference to the
engine's legacy timeline and then allocates a VMA. If the VMA allocation
fails, e.g. when i915_vma_instance() called from inside is interrupted
with a signal, then ring_context_alloc() fails, leaving the timeline held
referenced. On next I915_GEM_EXECBUFFER2 IOCTL, another reference to the
timeline is got, and only that last one is put on successful completion.
As a consequence, the legacy timeline, with its underlying engine status
page's VMA object, is still held and not released on driver unbind.
Get the legacy timeline only after successful allocation of the context
engine's VMA.
v2: Add a note on other submission methods (Krzysztof Karas):
Both execlists and GuC submission use lrc_alloc() which seems free
from a similar issue.
Fixes: 75d0a7f31e ("drm/i915: Lift timeline into intel_context")
Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/12061
Cc: Chris Wilson <chris.p.wilson@linux.intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Krzysztof Karas <krzysztof.karas@intel.com>
Reviewed-by: Sebastian Brzezinka <sebastian.brzezinka@intel.com>
Reviewed-by: Krzysztof Niemiec <krzysztof.niemiec@intel.com>
Signed-off-by: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com>
Reviewed-by: Nitin Gote <nitin.r.gote@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://lore.kernel.org/r/20250611104352.1014011-2-janusz.krzysztofik@linux.intel.com
(cherry picked from commit cc43422b3c)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Commit 81256a50aa ("x86/mm: Make memremap(MEMREMAP_WB) map memory as
encrypted by default") changed the default behavior of
memremap(MEMREMAP_WB) and started mapping memory as encrypted.
The driver requires the fifo memory to be decrypted to communicate with
the host but was relaying on the old default behavior of
memremap(MEMREMAP_WB) and thus broke.
Fix it by explicitly specifying the desired behavior and passing
MEMREMAP_DEC to memremap.
Fixes: 81256a50aa ("x86/mm: Make memremap(MEMREMAP_WB) map memory as encrypted by default")
Signed-off-by: Marko Kiiskila <marko.kiiskila@broadcom.com>
Signed-off-by: Zack Rusin <zack.rusin@broadcom.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Link: https://lore.kernel.org/r/20250618192926.1092450-1-zack.rusin@broadcom.com
[Why]
OLED panels can be fully off, but this behavior is unexpected.
[How]
Ensure that minimum luminance is at least 1.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4338
Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 51496c7737)
[WHY]
Rounding error sometimes occurs when the refresh rate is equal to a panel's
max refresh rate, causing HDMI compliance failures.
[HOW]
Added a case so that we round up to avoid v_total_min to be below a panel's
minimum bound.
Reviewed-by: Jun Lei <jun.lei@amd.com>
Signed-off-by: Harold Sun <Harold.Sun@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit fe7645d22b)
These were missed when support was added for other generations.
The callbacks are called unconditionally so we need to make
sure all generations have them.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4304
Link: https://github.com/ROCm/ROCm/issues/4965
Fixes: bac38ca8c4 ("drm/amdkfd: implement per queue sdma reset for gfx 9.4+")
Cc: Jonathan Kim <jonathan.kim@amd.com>
Reported-by: Johl Brown <johlbrown@gmail.com>
Reviewed-by: Jonathan Kim <jonathan.kim@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 1e9d17a5dc)
Cc: stable@vger.kernel.org
patch dd64956685 ("drm/amdgpu: Remove duplicated "context still
alive" check") removed ctx put, which will cause amdgpu_ctx_fini()
cannot be called and then cause some finished fence that added by
amdgpu_ctx_add_fence() cannot be released and cause memleak.
Fixes: dd64956685 ("drm/amdgpu: Remove duplicated "context still alive" check")
Signed-off-by: Lin.Cao <lincao12@amd.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 8cf66089e2)
Cc: stable@vger.kernel.org
If the process is exiting, the mmput inside mmu notifier callback from
compactd or fork or numa balancing could release the last reference
of mm struct to call exit_mmap and free_pgtable, this triggers deadlock
with below backtrace.
The deadlock will leak kfd process as mmu notifier release is not called
and cause VRAM leaking.
The fix is to take mm reference mmget_non_zero when adding prange to the
deferred list to pair with mmput in deferred list work.
If prange split and add into pchild list, the pchild work_item.mm is not
used, so remove the mm parameter from svm_range_unmap_split and
svm_range_add_child.
The backtrace of hung task:
INFO: task python:348105 blocked for more than 64512 seconds.
Call Trace:
__schedule+0x1c3/0x550
schedule+0x46/0xb0
rwsem_down_write_slowpath+0x24b/0x4c0
unlink_anon_vmas+0xb1/0x1c0
free_pgtables+0xa9/0x130
exit_mmap+0xbc/0x1a0
mmput+0x5a/0x140
svm_range_cpu_invalidate_pagetables+0x2b/0x40 [amdgpu]
mn_itree_invalidate+0x72/0xc0
__mmu_notifier_invalidate_range_start+0x48/0x60
try_to_unmap_one+0x10fa/0x1400
rmap_walk_anon+0x196/0x460
try_to_unmap+0xbb/0x210
migrate_page_unmap+0x54d/0x7e0
migrate_pages_batch+0x1c3/0xae0
migrate_pages_sync+0x98/0x240
migrate_pages+0x25c/0x520
compact_zone+0x29d/0x590
compact_zone_order+0xb6/0xf0
try_to_compact_pages+0xbe/0x220
__alloc_pages_direct_compact+0x96/0x1a0
__alloc_pages_slowpath+0x410/0x930
__alloc_pages_nodemask+0x3a9/0x3e0
do_huge_pmd_anonymous_page+0xd7/0x3e0
__handle_mm_fault+0x5e3/0x5f0
handle_mm_fault+0xf7/0x2e0
hmm_vma_fault.isra.0+0x4d/0xa0
walk_pmd_range.isra.0+0xa8/0x310
walk_pud_range+0x167/0x240
walk_pgd_range+0x55/0x100
__walk_page_range+0x87/0x90
walk_page_range+0xf6/0x160
hmm_range_fault+0x4f/0x90
amdgpu_hmm_range_get_pages+0x123/0x230 [amdgpu]
amdgpu_ttm_tt_get_user_pages+0xb1/0x150 [amdgpu]
init_user_pages+0xb1/0x2a0 [amdgpu]
amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x543/0x7d0 [amdgpu]
kfd_ioctl_alloc_memory_of_gpu+0x24c/0x4e0 [amdgpu]
kfd_ioctl+0x29d/0x500 [amdgpu]
Fixes: fa582c6f36 ("drm/amdkfd: Use mmget_not_zero in MMU notifier")
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit a29e067bd3)
Cc: stable@vger.kernel.org
This got missed during SDMA 4.4.4 support.
Fixes: 968e3811c3 ("drm/amdgpu: add initial support for sdma444")
Signed-off-by: Kent Russell <kent.russell@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 51526efe02)
Cc: stable@vger.kernel.org
Set memory mtype to UC host memory when ext-coherent
flag is set and memory is registered as a SVM allocation.
Reviewed-by: Amber Lin <Amber.Lin@amd.com>
Signed-off-by: David Yat Sin <David.YatSin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 5d14fdab47)
SDMA 5.x only supports engine soft reset which resets
all queues on the engine. As such, we need to suspend
KFD queues around resets like we do for SDMA 4.x.
Reviewed-by: Jesse Zhang <Jesse.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 61feed0baa)
Perform fix similar to the one in the commit 85e444a681 ("drm/bridge:
Fix assignment of the of_node of the parent to aux bridge").
The assignment of the of_node to the aux HPD bridge needs to mark the
of_node as reused, otherwise driver core will attempt to bind resources
like pinctrl, which is going to fail as corresponding pins are already
marked as used by the parent device.
Fix that by using the device_set_of_node_from_dev() helper instead of
assigning it directly.
Fixes: e560518a6c ("drm/bridge: implement generic DP HPD bridge")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250608-fix-aud-hpd-bridge-v1-1-4641a6f8e381@oss.qualcomm.com
The commit 5ea6b17027 ("drm/panel: Add prepare_prev_first flag to
drm_panel") and commit 0974687a19 ("drm/bridge: panel: Set
pre_enable_prev_first from drmm_panel_bridge_add") added handling of
panel's prepare_prev_first to devm_panel_bridge_add() and
drmm_panel_bridge_add(). However if the driver calls
drm_panel_bridge_add_typed() directly, then the flag won't be handled
and thus the drm_bridge.pre_enable_prev_first will not be set.
Move prepare_prev_first handling to the drm_panel_bridge_add_typed() so
that there is no way to miss the flag.
Fixes: 5ea6b17027 ("drm/panel: Add prepare_prev_first flag to drm_panel")
Fixes: 0974687a19 ("drm/bridge: panel: Set pre_enable_prev_first from drmm_panel_bridge_add")
Reported-by: Svyatoslav Ryhel <clamor95@gmail.com>
Closes: https://lore.kernel.org/dri-devel/CAPVz0n3YZass3Bns1m0XrFxtAC0DKbEPiW6vXimQx97G243sXw@mail.gmail.com/
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250220-panel_prev_first-v1-1-b9e787825a1a@linaro.org
Unlocking the resv object was missing in the error path, additionally to
that we should move over the resource only after the fence slot was
reserved.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Fixes: c8d4c18bfb ("dma-buf/drivers: make reserving a shared slot mandatory v4")
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20250616130726.22863-3-christian.koenig@amd.com
Even the kerneldoc says that with a zero timeout the function should not
wait for anything, but still return 1 to indicate that the fences are
signaled now.
Unfortunately that isn't what was implemented, instead of only returning
1 we also waited for at least one jiffies.
Fix that by adjusting the handling to what the function is actually
documented to do.
v2: improve code readability
Reported-by: Marek Olšák <marek.olsak@amd.com>
Reported-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20250129105841.1806-1-christian.koenig@amd.com
Commit 77ba0b8562 ("drm/i915/dsi: convert vlv_dsi.[ch] to struct
intel_display") added a to_intel_display(connector) call to
vlv_dphy_param_init() but when vlv_dphy_param_init() gets called
the connector object has not been initialized yet, so this leads
to a NULL pointer deref:
BUG: kernel NULL pointer dereference, address: 000000000000000c
...
Hardware name: ASUSTeK COMPUTER INC. T100TA/T100TA, BIOS T100TA.314 08/13/2015
RIP: 0010:vlv_dsi_init+0x4e6/0x1600 [i915]
...
Call Trace:
<TASK>
? intel_step_name+0x4be8/0x5c30 [i915]
intel_setup_outputs+0x2d6/0xbd0 [i915]
intel_display_driver_probe_nogem+0x13f/0x220 [i915]
i915_driver_probe+0x3d9/0xaf0 [i915]
Use to_intel_display(&intel_dsi->base) instead to fix this.
Fixes: 77ba0b8562 ("drm/i915/dsi: convert vlv_dsi.[ch] to struct intel_display")
Signed-off-by: Hans de Goede <hansg@kernel.org>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/20250626143317.101706-1-hansg@kernel.org
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
(cherry picked from commit 0dc6bfb50a)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
There was an error pointer vs NULL bug in __igt_breadcrumbs_smoketest().
The __mock_request_alloc() function implements the
smoketest->request_alloc() function pointer. It was supposed to return
error pointers, but it propogates the NULL return from mock_request()
so in the event of a failure, it would lead to a NULL pointer
dereference.
To fix this, change the mock_request() function to return error pointers
and update all the callers to expect that.
Fixes: 52c0fdb25c ("drm/i915: Replace global breadcrumbs with per-context interrupt tracking")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/685c1417.050a0220.696f5.5c05@mx.google.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
(cherry picked from commit 778fa8ad5f)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Here is a single staging driver fix for 6.16-rc4. It resolves a build
error in the rtl8723bs driver for some versions of clang on arm64 when
checking the frame size with -Wframe-larger-than.
It has been in linux-next for a while now with no reported issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging driver fix from Greg KH:
"Here is a single staging driver fix for 6.16-rc4. It resolves a build
error in the rtl8723bs driver for some versions of clang on arm64 when
checking the frame size with -Wframe-larger-than.
It has been in linux-next for a while now with no reported issues"
* tag 'staging-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
staging: rtl8723bs: Avoid memset() in aes_cipher() and aes_decipher()
Here are 5 small serial and tty and vt fixes for 6.16-rc4. Included in
here are:
- kerneldoc fixes for vt recent changes
- imx serial driver fix
- of_node sysfs fix for a regression
- vt missing notification fix
- 8250 dt bindings fix
All of these have been in linux-next for a while with no reported issues
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial driver fixes from Greg KH:
"Here are five small serial and tty and vt fixes for 6.16-rc4. Included
in here are:
- kerneldoc fixes for recent vt changes
- imx serial driver fix
- of_node sysfs fix for a regression
- vt missing notification fix
- 8250 dt bindings fix
All of these have been in linux-next for a while with no reported issues"
* tag 'tty-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
dt-bindings: serial: 8250: Make clocks and clock-frequency exclusive
serial: imx: Restore original RXTL for console to fix data loss
serial: core: restore of_node information in sysfs
vt: fix kernel-doc warnings in ucs_get_fallback()
vt: add missing notification when switching back to text mode
get the correct total memory size of the system
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Merge tag 'edac_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras
Pull EDAC fix from Borislav Petkov:
- Consider secondary address mask registers in amd64_edac in order to
get the correct total memory size of the system
* tag 'edac_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
EDAC/amd64: Fix size calculation for Non-Power-of-Two DIMMs
accidentally cleared, leading to misconfigurations
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Merge tag 'x86_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Borislav Petkov:
- Make sure DR6 and DR7 are initialized to their architectural values
and not accidentally cleared, leading to misconfigurations
* tag 'x86_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/traps: Initialize DR7 by writing its architectural reset value
x86/traps: Initialize DR6 by writing its architectural reset value
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Merge tag 'perf_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fix from Borislav Petkov:
- Make sure an AUX perf event is really disabled when it overruns
* tag 'perf_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/aux: Fix pending disable flow when the AUX ring buffer overruns
avoid a double-free
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Merge tag 'locking_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking fix from Borislav Petkov:
- Make sure the new futex phash is not copied during fork in order to
avoid a double-free
* tag 'locking_urgent_for_v6.16_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
futex: Initialize futex_phash_new during fork().
- Fix possible UAF on error path in filter_free_subsystem_filters()
When freeing a subsystem filter, the filter for the subsystem is passed in
to be freed and all the events within the subsystem will have their filter
freed too. In order to free without waiting for RCU synchronization, list
items are allocated to hold what is going to be freed to free it via a
call_rcu(). If the allocation of these items fails, it will call the
synchronization directly and free after that (causing a bit of delay for
the user).
The subsystem filter is first added to this list and then the filters for
all the events under the subsystem. The bug is if one of the allocations
of the list items for the event filters fail to allocate, it jumps to the
"free_now" label which will free the subsystem filter, then all the items
on the allocated list, and then the event filters that were not added to
the list yet. But because the subsystem filter was added first, it gets
freed twice.
The solution is to add the subsystem filter after the events, and then if
any of the allocations fail it will not try to free any of them twice
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Merge tag 'trace-v6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
Pull tracing fix from Steven Rostedt:
- Fix possible UAF on error path in filter_free_subsystem_filters()
When freeing a subsystem filter, the filter for the subsystem is
passed in to be freed and all the events within the subsystem will
have their filter freed too. In order to free without waiting for RCU
synchronization, list items are allocated to hold what is going to be
freed to free it via a call_rcu(). If the allocation of these items
fails, it will call the synchronization directly and free after that
(causing a bit of delay for the user).
The subsystem filter is first added to this list and then the filters
for all the events under the subsystem. The bug is if one of the
allocations of the list items for the event filters fail to allocate,
it jumps to the "free_now" label which will free the subsystem
filter, then all the items on the allocated list, and then the event
filters that were not added to the list yet. But because the
subsystem filter was added first, it gets freed twice.
The solution is to add the subsystem filter after the events, and
then if any of the allocations fail it will not try to free any of
them twice
* tag 'trace-v6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
tracing: Fix filter logic error
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Merge tag 'loongarch-fixes-6.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch fixes from Huacai Chen:
- replace __ASSEMBLY__ with __ASSEMBLER__ in headers like others
- fix build warnings about export.h
- reserve the EFI memory map region for kdump
- handle __init vs inline mismatches
- fix some KVM bugs
* tag 'loongarch-fixes-6.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
LoongArch: KVM: Disable updating of "num_cpu" and "feature"
LoongArch: KVM: Check validity of "num_cpu" from user space
LoongArch: KVM: Check interrupt route from physical CPU
LoongArch: KVM: Fix interrupt route update with EIOINTC
LoongArch: KVM: Add address alignment check for IOCSR emulation
LoongArch: KVM: Avoid overflow with array index
LoongArch: Handle KCOV __init vs inline mismatches
LoongArch: Reserve the EFI memory map region
LoongArch: Fix build warnings about export.h
LoongArch: Replace __ASSEMBLY__ with __ASSEMBLER__ in headers
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Merge tag 'v6.16-rc3-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6
Pull smb client fixes from Steve French:
- Multichannel reconnect lock ordering deadlock fix
- Fix for regression in handling native Windows symlinks
- Three smbdirect fixes:
- oops in RDMA response processing
- smbdirect memcpy issue
- fix smbdirect regression with large writes (smbdirect test cases
now all passing)
- Fix for "FAILED_TO_PARSE" warning in trace-cmd report output
* tag 'v6.16-rc3-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6:
cifs: Fix reading into an ITER_FOLIOQ from the smbdirect code
cifs: Fix the smbd_response slab to allow usercopy
smb: client: fix potential deadlock when reconnecting channels
smb: client: remove \t from TP_printk statements
smb: client: let smbd_post_send_iter() respect the peers max_send_size and transmit all data
smb: client: fix regression with native SMB symlinks
or aren't considered necessary for -stable kernels. 5 are for MM.
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Merge tag 'mm-hotfixes-stable-2025-06-27-16-56' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc fixes from Andrew Morton:
"16 hotfixes.
6 are cc:stable and the remainder address post-6.15 issues or aren't
considered necessary for -stable kernels. 5 are for MM"
* tag 'mm-hotfixes-stable-2025-06-27-16-56' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
MAINTAINERS: add Lorenzo as THP co-maintainer
mailmap: update Duje Mihanović's email address
selftests/mm: fix validate_addr() helper
crashdump: add CONFIG_KEYS dependency
mailmap: correct name for a historical account of Zijun Hu
mailmap: add entries for Zijun Hu
fuse: fix runtime warning on truncate_folio_batch_exceptionals()
scripts/gdb: fix dentry_name() lookup
mm/damon/sysfs-schemes: free old damon_sysfs_scheme_filter->memcg_path on write
mm/alloc_tag: fix the kmemleak false positive issue in the allocation of the percpu variable tag->counters
lib/group_cpus: fix NULL pointer dereference from group_cpus_evenly()
mm/hugetlb: remove unnecessary holding of hugetlb_lock
MAINTAINERS: add missing files to mm page alloc section
MAINTAINERS: add tree entry to mm init block
mm: add OOM killer maintainer structure
fs/proc/task_mmu: fix PAGE_IS_PFNZERO detection for the huge zero folio
* .rodata is no longer linkd into PT_DYNAMIC, it was not supposed to be
there in the first place and resultst in invalid (but unused) entries.
This manifests as at least warnings in llvm-readelf.
* A fix for runtime constants with all-0 upper 32-bits. This should
only manifest on MMU=n kernels.
* A fix for context save/restore on systems using the T-Head vector
extensions.
* A fix for a conflicting "+r"/"r" register constraint in the VDSO
getrandom syscall wrapper, which is undefined behavior in clang.
* A fix for a missing register clobber in the RVV raid6 implementation.
This manifests as a NULL pointer reference on some compilers, but
could trigger in other ways.
* Misaligned accesses from userspace at faulting addresses are now
handled correctly.
* A fix for an incorrect optimization that allowed access_ok() to mark
invalid addresses as accessible, which can result in userspace
triggering BUG()s.
* A few fixes for build warnings, and an update to Drew's email address.
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Merge tag 'riscv-for-linus-5.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux
Pull RISC-V Fixes for 5.16-rc4
- .rodata is no longer linkd into PT_DYNAMIC.
It was not supposed to be there in the first place and resulted in
invalid (but unused) entries. This manifests as at least warnings in
llvm-readelf
- A fix for runtime constants with all-0 upper 32-bits. This should
only manifest on MMU=n kernels
- A fix for context save/restore on systems using the T-Head vector
extensions
- A fix for a conflicting "+r"/"r" register constraint in the VDSO
getrandom syscall wrapper, which is undefined behavior in clang
- A fix for a missing register clobber in the RVV raid6 implementation.
This manifests as a NULL pointer reference on some compilers, but
could trigger in other ways
- Misaligned accesses from userspace at faulting addresses are now
handled correctly
- A fix for an incorrect optimization that allowed access_ok() to mark
invalid addresses as accessible, which can result in userspace
triggering BUG()s
- A few fixes for build warnings, and an update to Drew's email address
* tag 'riscv-for-linus-5.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
riscv: export boot_cpu_hartid
Revert "riscv: Define TASK_SIZE_MAX for __access_ok()"
riscv: Fix sparse warning in vendor_extensions/sifive.c
Revert "riscv: misaligned: fix sleeping function called during misaligned access handling"
MAINTAINERS: Update Drew Fustini's email address
RISC-V: uaccess: Wrap the get_user_8 uaccess macro
raid6: riscv: Fix NULL pointer dereference caused by a missing clobber
RISC-V: vDSO: Correct inline assembly constraints in the getrandom syscall wrapper
riscv: vector: Fix context save/restore with xtheadvector
riscv: fix runtime constant support for nommu kernels
riscv: vdso: Exclude .rodata from the PT_DYNAMIC segment
core:
- fix drm_writeback_connector_cleanup function signature
- use correct HDMI audio bridge in drm_connector_hdmi_audio_init
bridge:
- SN65DSI86: fix HPD
amdgpu:
- Cleaner shader support for additional GFX9 GPUs
- MES firmware compatibility fixes
- Discovery error reporting fixes
- SDMA6/7 userq fixes
- Backlight fix
- EDID sanity check
i915:
- Fix for SNPS PHY HDMI for 1080p@120Hz
- Correct DP AUX DPCD probe address
- Followup build fix for GCOV and AutoFDO enabled config
xe:
- Missing error check
- Fix xe_hwmon_power_max_write
- Move flushes
- Explicitly exit CT safe mode on unwind
- Process deferred GGTT node removals on device unwind
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Merge tag 'drm-fixes-2025-06-28' of https://gitlab.freedesktop.org/drm/kernel
Pull drm fixes from Dave Airlie:
"Regular weekly drm updates, nothing out of the ordinary, amdgpu, xe,
i915 and a few misc bits. Seems about right for this time in the
release cycle.
core:
- fix drm_writeback_connector_cleanup function signature
- use correct HDMI audio bridge in drm_connector_hdmi_audio_init
bridge:
- SN65DSI86: fix HPD
amdgpu:
- Cleaner shader support for additional GFX9 GPUs
- MES firmware compatibility fixes
- Discovery error reporting fixes
- SDMA6/7 userq fixes
- Backlight fix
- EDID sanity check
i915:
- Fix for SNPS PHY HDMI for 1080p@120Hz
- Correct DP AUX DPCD probe address
- Followup build fix for GCOV and AutoFDO enabled config
xe:
- Missing error check
- Fix xe_hwmon_power_max_write
- Move flushes
- Explicitly exit CT safe mode on unwind
- Process deferred GGTT node removals on device unwind"
* tag 'drm-fixes-2025-06-28' of https://gitlab.freedesktop.org/drm/kernel:
drm/xe: Process deferred GGTT node removals on device unwind
drm/xe/guc: Explicitly exit CT safe mode on unwind
drm/xe: move DPT l2 flush to a more sensible place
drm/xe: Move DSB l2 flush to a more sensible place
drm/bridge: ti-sn65dsi86: Add HPD for DisplayPort connector type
drm/i915: fix build error some more
drm/xe/hwmon: Fix xe_hwmon_power_max_write
drm/xe/display: Add check for alloc_ordered_workqueue()
drm/amd/display: Add sanity checks for drm_edid_raw()
drm/amd/display: Fix AMDGPU_MAX_BL_LEVEL value
drm/amdgpu/sdma7: add ucode version checks for userq support
drm/amdgpu/sdma6: add ucode version checks for userq support
drm/amd: Adjust output for discovery error handling
drm/amdgpu/mes: add compatibility checks for set_hw_resource_1
drm/amdgpu/gfx9: Add Cleaner Shader Support for GFX9.x GPUs
drm/bridge-connector: Fix bridge in drm_connector_hdmi_audio_init()
drm/dp: Change AUX DPCD probe address from DPCD_REV to LANE0_1_STATUS
drm/i915/snps_hdmi_pll: Fix 64-bit divisor truncation by using div64_u64
drm: writeback: Fix drm_writeback_connector_cleanup signature
- Fix return value of cxlctl_validate_set_features()
- Fix min_scrub_cycle of a region miscaculation and add additional documentation
- Fix potential memory leak issues for CXL EDAC
- Fix CPER handler device confusion for CXL RAS
- Fix using wrong repair type to check DRAM event record
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Merge tag 'cxl-fixes-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl
Pull Compute Express Link (CXL) fixes from Dave Jiang:
"These fixes address a few issues in the CXL subsystem, including
dealing with some bugs in the CXL EDAC and RAS drivers:
- Fix return value of cxlctl_validate_set_features()
- Fix min_scrub_cycle of a region miscaculation and add additional
documentation
- Fix potential memory leak issues for CXL EDAC
- Fix CPER handler device confusion for CXL RAS
- Fix using wrong repair type to check DRAM event record"
* tag 'cxl-fixes-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl:
cxl/edac: Fix using wrong repair type to check dram event record
cxl/ras: Fix CPER handler device confusion
cxl/edac: Fix potential memory leak issues
cxl/Documentation: Add more description about min/max scrub cycle
cxl/edac: Fix the min_scrub_cycle of a region miscalculation
cxl: fix return value in cxlctl_validate_set_features()
Fix a regression where the purgatory code sometimes fails to build.
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Merge tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux
Pull crypto library fix from Eric Biggers:
"Fix a regression where the purgatory code sometimes fails to build"
* tag 'libcrypto-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
lib/crypto: sha256: Mark sha256_choose_blocks as __always_inline
drm-misc-fixes for v6.16-rc4:
- Fix function signature of drm_writeback_connector_cleanup.
- Use correct HDMI audio bridge in drm_connector_hdmi_audio_init.
- Make HPD work on SN65DSI86.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://lore.kernel.org/r/3dd1d5e1-73b6-4b0c-a208-f7d6235cf530@linux.intel.com
Revert a commit that attempted to fix a memory leak in an error code
path and introduced a different issue (Zhe Qiao).
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Merge tag 'acpi-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fix from Rafael Wysocki:
"Revert a commit that attempted to fix a memory leak in an error code
path and introduced a different issue (Zhe Qiao)"
* tag 'acpi-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
Revert "PCI/ACPI: Fix allocated memory release on error in pci_acpi_scan_root()"
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Merge tag 'block-6.16-20250626' of git://git.kernel.dk/linux
Pull block fixes from Jens Axboe:
- Fixes for ublk:
- fix C++ narrowing warnings in the uapi header
- update/improve UBLK_F_SUPPORT_ZERO_COPY comment in uapi header
- fix for the ublk ->queue_rqs() implementation, limiting a batch
to just the specific task AND ring
- ublk_get_data() error handling fix
- sanity check more arguments in ublk_ctrl_add_dev()
- selftest addition
- NVMe pull request via Christoph:
- reset delayed remove_work after reconnect
- fix atomic write size validation
- Fix for a warning introduced in bdev_count_inflight_rw() in this
merge window
* tag 'block-6.16-20250626' of git://git.kernel.dk/linux:
block: fix false warning in bdev_count_inflight_rw()
ublk: sanity check add_dev input for underflow
nvme: fix atomic write size validation
nvme: refactor the atomic write unit detection
nvme: reset delayed remove_work after reconnect
ublk: setup ublk_io correctly in case of ublk_get_data() failure
ublk: update UBLK_F_SUPPORT_ZERO_COPY comment in UAPI header
ublk: fix narrowing warnings in UAPI header
selftests: ublk: don't take same backing file for more than one ublk devices
ublk: build batch from IOs in same io_ring_ctx and io task
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Merge tag 'io_uring-6.16-20250626' of git://git.kernel.dk/linux
Pull io_uring fixes from Jens Axboe:
- Two tweaks for a recent fix: fixing a memory leak if multiple iovecs
were initially mapped but only the first was used and hence turned
into a UBUF rathan than an IOVEC iterator, and catching a case where
a retry would be done even if the previous segment wasn't full
- Small series fixing an issue making the vm unhappy if debugging is
turned on, hitting a VM_BUG_ON_PAGE()
- Fix a resource leak in io_import_dmabuf() in the error handling case,
which is a regression in this merge window
- Mark fallocate as needing to be write serialized, as is already done
for truncate and buffered writes
* tag 'io_uring-6.16-20250626' of git://git.kernel.dk/linux:
io_uring/kbuf: flag partial buffer mappings
io_uring/net: mark iov as dynamically allocated even for single segments
io_uring: fix resource leak in io_import_dmabuf()
io_uring: don't assume uaddr alignment in io_vec_fill_bvec
io_uring/rsrc: don't rely on user vaddr alignment
io_uring/rsrc: fix folio unpinning
io_uring: make fallocate be hashed work
- Use the correct DMI identifier for ASUSPRO-D840SA LPM quirk such that
the quirk actually gets applied (me)
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Merge tag 'ata-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux
Pull ata fix from Niklas Cassel:
- Use the correct DMI identifier for ASUSPRO-D840SA LPM quirk such that
the quirk actually gets applied (me)
* tag 'ata-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux:
ata: ahci: Use correct DMI identifier for ASUSPRO-D840SA LPM quirk
- Fix incorrectly dropped dereferencing of the stack nth entry
introduced with a previous KASAN false positive fix
- Use a proper memdup_array_user() helper to prevent overflow
in a protected key size calculation
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Merge tag 's390-6.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Alexander Gordeev:
- Fix incorrectly dropped dereferencing of the stack nth entry
introduced with a previous KASAN false positive fix
- Use a proper memdup_array_user() helper to prevent overflow in a
protected key size calculation
* tag 's390-6.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/ptrace: Fix pointer dereferencing in regs_get_kernel_stack_nth()
s390/pkey: Prevent overflow in size calculation for memdup_user()
A collection of small fixes again:
- A regression fix for hibernation bug in ASoC SoundWire
- Fixes for the new Qualcomm USB offload stuff
- A potential OOB access fix in USB-audio
- A potential memleadk fix in ASoC Intel
- Quirks for HD-audio and ASoC AMD ACP
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Merge tag 'sound-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"A collection of small fixes again:
- A regression fix for hibernation bug in ASoC SoundWire
- Fixes for the new Qualcomm USB offload stuff
- A potential OOB access fix in USB-audio
- A potential memleadk fix in ASoC Intel
- Quirks for HD-audio and ASoC AMD ACP"
* tag 'sound-6.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: hda/realtek: Fix built-in mic on ASUS VivoBook X507UAR
ALSA: usb: qcom: fix NULL pointer dereference in qmi_stop_session
ASoC: SOF: Intel: hda: Use devm_kstrdup() to avoid memleak.
ASoC: rt721-sdca: fix boost gain calculation error
ALSA: qc_audio_offload: Fix missing error code in prepare_qmi_response()
ALSA: hda/realtek: Add mic-mute LED setup for ASUS UM5606
ALSA: usb-audio: Fix out-of-bounds read in snd_usb_get_audioformat_uac3()
ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook 6 G1a
ASoC: amd: ps: fix for soundwire failures during hibernation exit sequence
ASoC: amd: yc: Add DMI quirk for Lenovo IdeaPad Slim 5 15
ASoC: amd: yc: add quirk for Acer Nitro ANV15-41 internal mic
ASoC: qcom: sm8250: Fix possibly undefined reference
ALSA: hda/realtek - Enable mute LED on HP Pavilion Laptop 15-eg100
ALSA: hda/realtek: Add quirks for some Clevo laptops
Only set PMI fields if the screen_info's Vesa PM segment has been
set. Vesa PMI is the power-management interface. It also provides
means to set the color palette. The interface is optional, so not
all VESA graphics cards support it. Print vesafb's warning [1] if
the hardware palette cannot be set at all.
If unsupported the field PrimaryPalette in struct vesadrm.pmi is
NULL, which results in a segmentation fault. Happens with qemu's
Cirrus emulation.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Fixes: 814d270b31 ("drm/sysfb: vesadrm: Add gamma correction")
Link: https://elixir.bootlin.com/linux/v6.15/source/drivers/video/fbdev/vesafb.c#L375 # 1
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: dri-devel@lists.freedesktop.org
Acked-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://lore.kernel.org/r/20250617140944.142392-1-tzimmermann@suse.de
It already depends on X86_32, but that's also set for ARCH=um.
Recent changes made UML no longer have IO port access since
it's not needed, but this driver uses it. Build it only for
HAS_IOPORT. This is pretty much the same as depending on X86,
but on the off-chance that HAS_IOPORT will ever be optional
on x86 HAS_IOPORT is the real prerequisite.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
