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SubjectRe: intel graphic card hanging (Hangcheck timer elapsed... GPU hung)
Takashi Iwai, el 31 de mayo a las 08:46 me escribiste:
> > > In the logs I see:
> > > kernel: [ 2486.341227] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck
> > > timer elapsed... GPU hung
> > > kernel: [ 2486.341240] render error detected, EIR: 0x00000000
> > > kernel: [ 2486.341278] [drm:i915_do_wait_request] *ERROR*
> > > i915_do_wait_request returns -5 (awaiting 113671 at 113604)
> > > kernel: [ 2486.669008] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck
> > > timer elapsed... GPU hung
> > > kernel: [ 2486.669012] render error detected, EIR: 0x00000000
> > >
> > > If you have any ideas how to fix/track/debug that please let me know,
> > > same if you need more information.
> >
> > Hi. I just wanted to say that I was hitting this bug too. It seems to be
> > a problem associated with xscreensaver and/or OpenGL. Looking for
> > information on the web I found some bug report that said something about
> > OpenGL (I can't find it now) so I tried deactivating xscreensaver and
> > the system is working very stable, no GPU hungs in 10 days of uptime.
> > When I had xscreensaver active the X server crashed in a couple of days
> > and sometime I got the GPU hung error in dmesg but X didn't crashed.
>
> We've seen a similar hang with PineView when GLknots screensaver mode
> is running. Run /usr/lib/xscreensaver/glknots, and the screen gets
> frozen immediately (mouse works, so the rendering simply doesn't
> work), and no way to recover until reboot.
>
> Reported at:
> https://bugs.freedesktop.org/show_bug.cgi?id=28274

GLknots works fine (I tried a couple of times and I never got the GPU
hung message in dmesg). BTW, X crashes when I have the error (or
sometimes it gets rendering corruption, but continue working besides
that).


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Leandro Lucarella (AKA luca) http://llucax.com.ar/
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