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        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [BDW,BSW,SKL-Y] [GLES 3.1 CTS] ES31-CTS.texture_gather.* GPU_HANG"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=92589">92589</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[BDW,BSW,SKL-Y] [GLES 3.1 CTS] ES31-CTS.texture_gather.* 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>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>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=119061" name="attach_119061" title="dmesg with GPU_HANG">attachment 119061</a> <a href="attachment.cgi?id=119061&action=edit" title="dmesg with GPU_HANG">[details]</a></span>
dmesg with GPU_HANG

Software versions:
    4.3.0-rc3+
    OpenGL version string: 3.0 Mesa 11.1.0-devel (git-13a5805)

GPU hardware:
    OpenGL renderer string: Mesa DRI Intel(R) HD Graphics 5300 (Broadwell GT2)
    00:02.0 VGA compatible controller [0300]: Intel Corporation Broadwell-U
Integrated Graphics [8086:161e] (rev 06)

CPU hardware:
    x86_64
    Genuine Intel(R) CPU 0000 @ 0.60GHz

CTS version:
git@67ae88f31295

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

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 texture_gather test of the OpenGL ES 3.1 CTS, execution
stops after 3 or 4 test with:
"intel_do_flush_locked failed: Input/output error"

dmesg shows:[drm] GPU HANG: ecode 8:0:0x85ddfffb, in glcts [26007], reason:
Ring hung, action: reset

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