6.6-stable review patch. If anyone has any objections, please let me know.
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From: Jack Xiao Jack.Xiao@amd.com
[ Upstream commit 948255282074d9367e01908b3f5dcf8c10fc9c3d ]
Delete fence fallback timer to fix the ramdom use-after-free issue.
v2: move to amdgpu_mes.c
Signed-off-by: Jack Xiao Jack.Xiao@amd.com Acked-by: Lijo Lazar lijo.lazar@amd.com Acked-by: Christian König christian.koenig@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c index 15c67fa404ff9..c5c55e132af21 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c @@ -1098,6 +1098,7 @@ void amdgpu_mes_remove_ring(struct amdgpu_device *adev, return;
amdgpu_mes_remove_hw_queue(adev, ring->hw_queue_id); + del_timer_sync(&ring->fence_drv.fallback_timer); amdgpu_ring_fini(ring); kfree(ring); }