AMDGPU error: "[drm:amdgpu_dm_atomic_commit_tail [amdgpu]] *ERROR* Waiting for fences timed out!"

[Ketsui]

On Tue, Jul 13, 2021 at 10:40:30AM -0400, Alex Deucher wrote:
> On Mon, Jul 12, 2021 at 3:18 AM Ketsui <esgwpl at gmail.com> wrote:
> >
> > > So far, so good; no hang in a week. I'll try the rest of the new firmware as well now, will follow up if there's a hang again.
> >
> > I've noticed that the VM_L2_PROTECTION_FAULT_STATUS error doesn't always result in a hang, looking through my journal I can see
> > maybe a dozen of them spread out across multiple boots but my system only became non-functional like two times so far (I know
> > because I have the dmesg when the hangs happened saved, you can find them attached to this mail).
> >
> > To make myself clear, I haven't actually had a hang too with the new firmwares even though these messages still appear on my dmesg,
> > sorry if my feedback gave the wrong impression.
> 
> Were these issues mitigated with older firmware for you previously?

Yes, I'm currently staying with linux-firmware tagged on 15-03-2021[0], I just checked my journal and the last time
I got the error was 12 days ago when I was testing newer firmware.

[0] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tag/?h=20210315

> 
> Alex