Subject: Re: bug#59361: linux-libre 6 breaks OpenGL on nouveau driver

From: Maxim Cournoyer <[email-masked]>
Date: Sun, 20 Nov 2022 08:42:53 -0500

Hello,

Maxim Cournoyer <[email-masked]> writes:

> Hi,
>
> When booting my Guix System with linux-libre 6.0.8, nouveau silently
> fails to render OpenGL.  It includes symptoms such as:
>
> 1. Getting stuck on the GDM screen, which makes use of OpenGL
> 2. Not being able to use Qt5 or Qt6 applications, which renders via
> OpenGL.
> 3. the 'glxgears' program from mesa-utils displays frozen gears (not
> turning)
>
> My graphic card is an old nvidia 8800 GTS with 640 MiB of video RAM.
>
> Workaround: Adding the '(kernel linux-libre-5.15)' to my OS definition
> fixes it.

Now reported upstream at
https://gitlab.freedesktop.org/drm/nouveau/-/issues/192.

-- 
Thanks,
Maxim