"firmware/sysfb: Set firmware-framebuffer parent device" breaks lightdm on Ubuntu 22.04 using amdgpu

[Thomas Zimmermann]

Hi

Am 13.06.24 um 08:00 schrieb Marek Olšák:
> +amd-gfx
>
> On Thu, Jun 13, 2024 at 1:59 AM Marek Olšák <maraeo at gmail.com> wrote:
>> Hi Thomas,
>>
>> Commit 9eac534db0013aff9b9124985dab114600df9081 as per the title
>> breaks (crashes?) lightdm (login screen) such that all I get is the
>> terminal. It's also reproducible with tag v6.9 where the commit is
>> present.
>>
>> Reverting the commit fixes lightdm. A workaround is to bypass lightdm
>> by triggering auto-login. This is a bug report.

I see. Do you know why it crashes? Or have any logs.

Best regards
Thomas

>>
>> (For AMD folks: It's also reproducible with amd-staging-drm-next.)
>>
>> Marek

-- 
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)