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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [HSW] GPU HANG: ecode 7:0:0x85dffffc, in glxspheres64 [4492], reason: Hang on render ring, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99001#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [HSW] GPU HANG: ecode 7:0:0x85dffffc, in glxspheres64 [4492], reason: Hang on render ring, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99001">bug 99001</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>(In reply to webstrand from <a href="show_bug.cgi?id=99001#c8">comment #8</a>)
<span class="quote">> I was unable to get xorg to start without xf86-video-intel. I can invest
> some more time in figuring out what's wrong, if necessary.
>
> However, I've installed a fresh copy of Ubuntu 14.04.4 on which I can also
> reproduce the GPU hang. I was able to successfully bisect the mainline
> kernel between v3.12 and v3.13.
>
> first bad commit: [b29c19b645287f7062e17d70fa4e9781a01a5d88] drm/i915:
> Boost RPS frequency for CPU stalls</span >
False bisect result unfortunately.
(In reply to Kenneth Graunke from <a href="show_bug.cgi?id=99001#c7">comment #7</a>)
<span class="quote">> (In reply to webstrand from <a href="show_bug.cgi?id=99001#c0">comment #0</a>)
> > Upon opening any program which uses OpenGL, the GPU hangs.
>
> I'm not really sure what to say. A lot of people use Archlinux with Haswell
> GT2 and OpenGL programs work just fine. I suspect this is something
> specific to your setup, but I'm not sure what it would be.
>
> It might be worth trying X with the modesetting driver instead of intel/SNA.
> I don't know that it's the problem, but that would eliminate one of the
> variables. (Easiest way to accomplish this is to pacman -R
> xf86-video-intel).</span >
Completely bogus and unhelpful.</pre>
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