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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 --- - [drm] GPU HANG: ecode 0:0xf5f7fffe, in X [2754], reason: Ring hung, action: reset"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=80080">80080</a>
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[drm] GPU HANG: ecode 0:0xf5f7fffe, in X [2754], reason: Ring hung, action: reset
          </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>All
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>milan@cmm.ki.si
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>XOrg CVS
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/Intel
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=101144" name="attach_101144" title="copy of /sys/class/drm/card0/error">attachment 101144</a> <a href="attachment.cgi?id=101144&action=edit" title="copy of /sys/class/drm/card0/error">[details]</a></span>
copy of /sys/class/drm/card0/error

It says in dmesg I should file a new bug although 79248 seems similar:

[Mon Jun 16 07:17:49 2014] [drm] stuck on render ring
[Mon Jun 16 07:17:49 2014] [drm] GPU HANG: ecode 0:0xf5f7fffe, in X [2754],
reason: Ring hung, action: reset
[Mon Jun 16 07:17:49 2014] [drm] GPU hangs can indicate a bug anywhere in the
entire gfx stack, including userspace.
[Mon Jun 16 07:17:49 2014] [drm] Please file a _new_ bug report on
bugs.freedesktop.org against DRI -> DRM/Intel
[Mon Jun 16 07:17:49 2014] [drm] drm/i915 developers can then reassign to the
right component if it's not a kernel issue.
[Mon Jun 16 07:17:49 2014] [drm] The gpu crash dump is required to analyze gpu
hangs, so please always attach it.
[Mon Jun 16 07:17:49 2014] [drm] GPU crash dump saved to
/sys/class/drm/card0/error
[Mon Jun 16 07:17:51 2014] [drm] Enabling RC6 states: RC6 on, RC6p on, RC6pp
off</pre>
        </div>
      </p>
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