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Groups > linux.debian.bugs.dist > #1080187

Bug#998799: linux-image-5.14.0-4-amd64: Regression causing graphics slowness (`amdgpu: failed to write reg`)

Cross-posted to 2 groups.

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Source: linux
Source-Version: 5.15.1-1~exp1

Hi,

On Sun, Nov 07, 2021 at 10:02:30PM +0100, Paul Menzel wrote:
> Package: linux-image-5.14.0-4-amd64
> Version: 5.14.16-1
> Severity: important
> Forwarded: https://gitlab.freedesktop.org/drm/amd/-/issues/1770
> Tag: fixed-upstream
> 
> 
> Dear Linux folks,
> 
> 
> The upgrade from 5.14.12 to 5.14.16 makes systems with AMD graphics devices
> unusable caused by a regression in 5.14.15 [1].
> 
>     amdgpu 0000:26:00.0: amdgpu: failed to write reg 28b4 wait reg 28c6
>     amdgpu 0000:26:00.0: amdgpu: failed to write reg 1a6f4 wait reg 1a706
> 
> The fix was supposedly applied to Linux 5.14.17, so it’d be great if you
> uploaded new packages.

It depends if we will do another upload to unstable from the 5.14.y
series. The issue is fixed as well in 5.15.1 which is in experimental
and likely we will move 5.15.y to unstable next.

Regards,
Salvatore

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Bug#998799: linux-image-5.14.0-4-amd64: Regression causing graphics slowness (`amdgpu: failed to write reg`) Paul Menzel <pmenzel@molgen.mpg.de> - 2021-11-07 22:20 +0100
  Bug#998799: linux-image-5.14.0-4-amd64: Regression causing graphics slowness (`amdgpu: failed to write reg`) Salvatore Bonaccorso <carnil@debian.org> - 2021-11-08 19:20 +0100
  Bug#998799: linux-image-5.14.0-4-amd64: Regression causing graphics slowness (`amdgpu: failed to write reg`) Detlev Zundel <dzu@member.fsf.org> - 2021-11-16 10:20 +0100

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