Messages in this thread | | | Date | Mon, 4 Apr 2022 21:39:40 +0200 | From | Michele Ballabio <> | Subject | Re: AMDGPU: regression on 5.17.1 |
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On Mon, 4 Apr 2022 13:03:41 -0400 Alex Deucher <alexdeucher@gmail.com> wrote:
> On Sun, Apr 3, 2022 at 10:19 AM Michele Ballabio > <ballabio.m@gmail.com> wrote: > > > > Hi, > > I've hit a regression on 5.17.1 (haven't tested 5.17.0, but > > 5.16-stable didn't have this problem). > > > > The machine is a Ryzen 5 1600 with AMD graphics (RX 560). > > > > The regression I hit seems to trigger when the machine is left > > idle at boot (I don't boot straight to X, I boot to a tty, login > > and then start X). The machine after a while blanks the screen. > > Usually, the screen unblanks as the keyboard is hit or the mouse > > moves, but with kernel 5.17.1 the screen does not wake up. The > > machine seems to run mostly fine: I can login from ssh, but I > > cannot reboot or halt it: a sysrq sequence is needed for that. Note > > that if the screen goes blank under X, it wakes up fine. > > > > Below a dmesg and two traces from syslog (they're quite similar). > > Can you bisect? Does setting amdgpu.runpm=0 help?
I can try to bisect, should I narrow the search to drivers/gpu/drm/ ?
Setting amdgpu.runpm=0 works, the display now unblanks without problems.
Thanks, Michele Ballabio
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