[Bug 89953] GPU HANG: ecode 3:0:0x02feffc2, reason: Ring hung, action: reset

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89953

--- Comment #4 from Olivier Fourdan <fourdan at xfce.org> ---
(In reply to Chris Wilson from comment #3)
> Important question here is which ddx? Could you try xf86-video-intel.git?
> There has been one issue with using mmap(wc) leaving vertex buffers, even
> batch buffers, as fenced which has been since fixed. I don't think that's
> happened here, everything looks fairly consistent, but also everything looks
> benign. However it hung...

ddx is the one that comes with F22, ie a git snapshot of xf86-video-intel from
Feb, 11 2015 but I am not able to identify the exact sha1.

I shall try a more recent git snapshot, but this is bug seems very random so I
am still unsure I can reproduce.

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