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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [drm] GPU hang: stuck on blitter ring"
href="https://bugs.freedesktop.org/show_bug.cgi?id=78901#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [drm] GPU hang: stuck on blitter ring"
href="https://bugs.freedesktop.org/show_bug.cgi?id=78901">bug 78901</a>
from <span class="vcard"><a class="email" href="mailto:nick9807@xsmail.com" title="blackbeard <nick9807@xsmail.com>"> <span class="fn">blackbeard</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=100610" name="attach_100610" title="/sys/class/drm/card0/error stuck on render ring stuck on blitter ring">attachment 100610</a> <a href="attachment.cgi?id=100610&action=edit" title="/sys/class/drm/card0/error stuck on render ring stuck on blitter ring">[details]</a></span>
/sys/class/drm/card0/error stuck on render ring stuck on blitter ring
3.13.0-29-generic kernel, ubuntu 14.04, similar to initial report conditions
firefox browser open, terminal open, scrolling through a browser viewed pdf
page/screen froze, mouse pointer was responsive but pointer graphic stuck on
text entry/capital 'I' normal service resumed ~10s later.
Dmesg told me to do it....
[ 8499.125636] [drm] stuck on render ring
[ 8499.125640] [drm] stuck on blitter ring
x220 i5 problem encountered not encountered on x200s with same os.</pre>
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