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      <base href="https://bugs.freedesktop.org/">
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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, regression] transform feedback fails on Linux 4.8"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99030">99030</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[HSW, regression] transform feedback fails on Linux 4.8
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

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

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

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

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

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

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

        <tr>
          <th>Reporter</th>
          <td>mark.a.janes@intel.com
          </td>
        </tr>

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

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>dEQP / GLES CTS transform feedback tests fail intermittently on HSW with
upstream Linux 4.8:

ES3-CTS.functional.transform_feedback.array_element.interleaved.lines.lowp_vec2
Standard Output
Transform feedback varyings: { v_varA[1], v_varB[0], v_varB[3] }
Transform feedback varyings reported by compiler:
GL_TRANSFORM_FEEDBACK_VARYINGS = 3
v_varA[1]: vec2[1]
v_varB[0]: vec2[1]
v_varB[3]: vec2[1]


Tests pass reliably on Linux 4.7

Bisection was proposed to be done on EZBench in Intel's bug tracker:
<a href="https://jira01.devtools.intel.com/browse/VIZ-8798">https://jira01.devtools.intel.com/browse/VIZ-8798</a>

However, since that hasn't been done, perhaps someone else should find and fix
the issue.</pre>
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