Amdgpu kernel oops and freezing graphics

[Alex Deucher]

On Mon, Jul 20, 2020 at 4:22 AM Harvey <harv at gmx.de> wrote:
>
> Hello,
>
> this is my first post to this list so please be patient with me ;)
>
> The facts:
>
> it is now one week that I own a new laptop, a MSI Bravo 17 A4DDR/MS-17FK
> with Ryzen 7 4800U and hybrid graphics on a Radeon RX 5500M. I installed
> my beloved Archlinux but I can't start any graphics withpout kernel oops
> on it beside the normal console, even calling 'lspci' on the console is
> provoking errors.
>
> I am using linux kernel 5.7.9 and linux-firmware 20200619.e96c121
>
> (FWIW: I even tried with a self-cmpiled kernel 5.8-rc5 and
> linux-firmware directly from the git repository - no changes)
>
> The following is only part of the information I can provide but I didn't
> want to make this mail bigger than it already is.

Does appending amdgpu.runpm=0 on the kernel command line in grub help?

Alex