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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [HSW] [GLES 3.1 CTS] ES31-CTS.compute_shader.* GPU_HANG"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92587">92587</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[HSW] [GLES 3.1 CTS] ES31-CTS.compute_shader.*  GPU_HANG
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>11.0
          </td>
        </tr>

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

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

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

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

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/DRI/i965
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>idr@freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>marta.lofstedt@intel.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-3d-bugs@lists.freedesktop.org
          </td>
        </tr></table>
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        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=119058" name="attach_119058" title="dmesg with GPU_HANG">attachment 119058</a> <a href="attachment.cgi?id=119058&action=edit" title="dmesg with GPU_HANG">[details]</a></span>
dmesg with GPU_HANG

Software versions:
    4.2.0-1-generic
    OpenGL version string: 3.0 Mesa 11.1.0-devel (git-13a5805)

GPU hardware:
    OpenGL renderer string: Mesa DRI Intel(R) Haswell Desktop 
    00:02.0 VGA compatible controller [0300]: Intel Corporation Xeon E3-1200
v3/4th Gen Core Processor Integrated Graphics Controller [8086:0412] (rev 06)

CPU hardware:
    x86_64
    Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

CTS version:
git@67ae88f31295

command: 
./glcts --deqp-case=ES31-CTS.compute_shader*

Environment:
Mesa built with: --enable-debug
export MESA_GLES_VERSION_OVERRIDE=3.1
export MESA_EXTENSION_OVERRIDE=GL_ARB_compute_shader

----------------------------------------------
When running all the compute shader test of the OpenGL ES 3.1 CTS, execution
stops after 3 or for test with:
"intel_do_flush_locked failed: Input/output error"
dmesg shows:
[drm] GPU HANG: ecode 7:0:0x8fd8ffff, in glcts [23876], reason: Ring hung,
action: reset

This is not reproducible when the tests are run alone.
The issue is not reproducible on Gen8+.</pre>
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