[Bug 83677] [HSW] GPU hang on ctx load

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83677

--- Comment #36 from Simon Farnsworth <simon at farnz.org.uk> ---
Created attachment 106669
  --> https://bugs.freedesktop.org/attachment.cgi?id=106669&action=edit
error state gzip with #requests

Hang with #requests, kernel cmd line has i915.enable_fbc=0:

[ 1060.729567] [drm] GPU HANG: ecode 0:0x87d3bffa, in screen_manager [3142],
reason: Ring hung, action: reset
[ 1060.729572] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[ 1060.729574] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[ 1060.729576] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[ 1060.729578] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[ 1060.729580] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 1072.717358] [drm] stuck on render ring
[ 1072.719064] [drm] GPU HANG: ecode 0:0x87d3bffa, in screen_manager [3142],
reason: Ring hung, action: reset

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