linux-kernel - Re: nouveau: DRM: GPU lockup - switching to software fbcon

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Date:   Wed, 19 Jun 2019 01:20:17 -0400
From:   Ilia Mirkin <imirkin@...m.mit.edu>
To:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Cc:     Ben Skeggs <bskeggs@...hat.com>, David Airlie <airlied@...ux.ie>,
        nouveau <nouveau@...ts.freedesktop.org>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: nouveau: DRM: GPU lockup - switching to software fbcon

On Wed, Jun 19, 2019 at 1:08 AM Sergey Senozhatsky
<sergey.senozhatsky.work@...il.com> wrote:
>
> On (06/14/19 11:50), Sergey Senozhatsky wrote:
> > dmesg
> >
> >  nouveau 0000:01:00.0: DRM: GPU lockup - switching to software fbcon
> >  nouveau 0000:01:00.0: fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]
> >  nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery
> >  nouveau 0000:01:00.0: fifo: channel 5: killed
> >  nouveau 0000:01:00.0: fifo: engine 6: scheduled for recovery
> >  nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery
> >  nouveau 0000:01:00.0: firefox[476]: channel 5 killed!
> >  nouveau 0000:01:00.0: firefox[476]: failed to idle channel 5 [firefox[476]]
> >
> > It lockups several times a day. Twice in just one hour today.
> > Can we fix this?
>
> Unusable

Are you using a GTX 660 by any chance? You've provided rather minimal
system info.

  -ilia