[Nouveau] [Bug 91722] [NVE4] PGRAPH - grctx template channel unload timeout, failed to construct context, init failed, -16

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91722

--- Comment #11 from Adam Williamson <adamw at happyassassin.net> ---
We have a downstream reporter with what looks like much the same issue:

https://bugzilla.redhat.com/show_bug.cgi?id=1264872

Sep 23 20:06:31 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] wait
for idle timeout (en: 1, ctxsw: 0, busy: 1)
Sep 23 20:06:33 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] wait
for idle timeout (en: 1, ctxsw: 0, busy: 1)
Sep 23 20:06:35 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] wait
for idle timeout (en: 1, ctxsw: 0, busy: 1)
Sep 23 20:06:37 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] wait
for idle timeout (en: 1, ctxsw: 0, busy: 1)
Sep 23 20:06:39 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] grctx
template channel unload timeout
Sep 23 20:06:39 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0]
failed to construct context
Sep 23 20:06:39 w50.localdomain kernel: nouveau E[  PGRAPH][0000:01:00.0] init
failed, -16
Sep 23 20:06:39 w50.localdomain gnome-session[1428]: nvc0_screen_create:716 -
Error allocating PGRAPH context for M2MF: -16

Adapter there is:

01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GK106GLM [Quadro
K2100M] [10de:11fc] (rev a1)

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