APPLIED: [SRU][M][PATCH 0/1] Fix AMDGPU crash on 6.5 kernel

Roxana Nicolescu roxana.nicolescu at canonical.com
Thu Jan 4 19:47:33 UTC 2024


On 26/12/2023 09:19, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/2047389
>
> [Impact]
> AMD GPU crash with a message: " cp queue preemption timeout".
>
> [Fix]
> Disable MCBP(mid command buffer preemption) by default as old Mesa
> hangs with it.
>
> [Test]
> Tested on hardware, play web video for more than 1 hour OK.
>
> [Where problems could occur]
> It may break AMD GPU.
>
> This issue is only reproduced on v6.5 kernel versions and fixes in
> v6.6, so SRU for oem-6.5, mantic.
>
> Jiadong Zhu (1):
>    drm/amdgpu: disable MCBP by default
>
>   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ----
>   1 file changed, 4 deletions(-)
>
Applied to mantic master-next branch. Thanks!




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