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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - GPU hang (i915_error_state attached)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=68913">68913</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>chris@chris-wilson.co.uk
</td>
</tr>
<tr>
<th>Summary</th>
<td>GPU hang (i915_error_state attached)
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>josh@freedesktop.org
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Component</th>
<td>Driver/intel
</td>
</tr>
<tr>
<th>Product</th>
<td>xorg
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=85159" name="attach_85159" title="i915_error_state after GPU hang">attachment 85159</a> <a href="attachment.cgi?id=85159&action=edit" title="i915_error_state after GPU hang">[details]</a></span>
i915_error_state after GPU hang
Lenovo ThinkPad X220.
00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd Generation Core
Processor Family Integrated Graphics Controller [8086:0126] (rev 09)
Running Linux 3.10.7 from the Debian linux-image-3.10-2-amd64 package, version
3.10.7-1.
Running X server 1.12.4 (xserver-xorg-core 2:1.12.4-6.2+b2), and version
2.21.15 of the Intel driver (xserver-xorg-video-intel 2:2.21.15-1).
Hit several GPU hangs:
[ 2738.269904] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[ 2738.269910] [drm] capturing error event; look for more information in
/sys/kernel/debug/dri/0/i915_error_state
[ 2738.279235] [drm:kick_ring] *ERROR* Kicking stuck semaphore on render ring
i915_error_state attached.</pre>
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