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      <base href="https://bugs.freedesktop.org/" />
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        <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 freeze: [drm] stuck on render/blitter ring"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=83156">83156</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>GPU freeze: [drm] stuck on render/blitter ring
          </td>
        </tr>

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

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>koehler@cronusconsult.de
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86 (IA32)
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>unspecified
          </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=105348" name="attach_105348" title="Crash dump Intel GPU">attachment 105348</a> <a href="attachment.cgi?id=105348&action=edit" title="Crash dump Intel GPU">[details]</a></span>
Crash dump Intel GPU

GPU freezes for 30-40 secs, no graphical corruption visible in any application:

Aug 27 19:05:29 tester6 kernel: [174253.240767] [drm] stuck on render ring
Aug 27 19:05:29 tester6 kernel: [174253.240771] [drm] stuck on blitter ring

Distribution: Ubuntu 12.04 with HWE-Stack 14.04.

Relevant versions:

libdrm-intel1 - 2.4.52-1~precise1
xserver-xorg-video-intel-lts-trusty - 2:2.99.910-0ubuntu1~precise1
libgl1-mesa-glx-lts-trusty - 10.1.3-0ubuntu0.1~precise1

HW: 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core
Processor Family Integrated Graphics Controller (rev 09)


Crash dump attached.</pre>
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