[Bug 96781] [skl dp-mst] oops in atomic commit

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96781

--- Comment #45 from Daniel Vetter <daniel at ffwll.ch> ---
(In reply to Chris Down from comment #44)
> Created attachment 129434 [details]
> /sys/class/drm/card0/error
> 
> Less than a day after I made that comment I got a hard lockup, typical :-(
> 
> /sys/class/drm/card0/error is attached. No messages about flip_done timing
> out now, instead I get this:
> 
> [ 9945.797615] [drm] GPU HANG: ecode 9:0:0xfffffffe, in Xorg [1858], reason:
> Hang on render ring, action: reset
> [...]
> [ 9945.797628] [drm] GPU crash dump saved to /sys/class/drm/card0/error
> [ 9945.797708] drm/i915: Resetting chip after gpu hang
> [ 9945.800332] [drm] RC6 on
> [ 9945.813539] [drm] GuC firmware load skipped

This is unrelated to the bug here. It might explain your hard lookup though, so
please file a new bug report with all the details.

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