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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW] GPU hang on ctx load"
href="https://bugs.freedesktop.org/show_bug.cgi?id=83677#c34">Comment # 34</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW] GPU hang on ctx load"
href="https://bugs.freedesktop.org/show_bug.cgi?id=83677">bug 83677</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 <a href="show_bug.cgi?id=83677#c33">comment #33</a>)
<span class="quote">> Without drm.debug=7, this gives me the VT race that ends in X logging:
>
> [ 79.069] (++) using VT number 1
>
> [ 79.070] (WW) xf86OpenConsole: setpgid failed: Operation not permitted
> [ 79.070] (WW) xf86OpenConsole: setsid failed: Operation not permitted
> [ 79.070] (EE)
> Fatal server error:
> [ 79.070] (EE) xf86OpenConsole: VT_ACTIVATE failed: Input/output error</span >
Not my fault! It's a race entirely in the VT layer. It's been plaguing my
machines for many months but I haven't decyphered enough of the VT code to
understand what it is trying to do, let alone why it is failing.
If you try to start X again, it will work - it's purely a timing issue afaict.
Would be good to know if the machine runs stable without the drm.debug, and
what happens without i915.enable_rc6=0.</pre>
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