Created attachment 120579 [details] gpu crash dump Gnome shell crashed; it then failed to start the first few times I tried to log in again, but then worked afterwards.
The register state is very inconsistent. What it looks like is the blitter ringbuffer became corrupt causing that engine to implode. There is a hope that since this a bug after resume, this is fixed by commit 0c82312f3f15538f4e6ceda2a82caee8fbac4501 Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Fri Dec 4 16:05:26 2015 +0000 drm/i915: Pin the ifbdev for the info->system_base GGTT mmapping
(In reply to Chris Wilson from comment #1) > The register state is very inconsistent. What it looks like is the blitter > ringbuffer became corrupt causing that engine to implode. There is a hope > that since this a bug after resume, this is fixed by > > commit 0c82312f3f15538f4e6ceda2a82caee8fbac4501 > Author: Chris Wilson <chris@chris-wilson.co.uk> > Date: Fri Dec 4 16:05:26 2015 +0000 > > drm/i915: Pin the ifbdev for the info->system_base GGTT mmapping Closing this old bug, assuming this is fixed from Chris'comment. Please reopen if this is occurring again.
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