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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 - SPIR-V shader causes display freeze"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=111683">111683</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>SPIR-V shader causes display freeze
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>unspecified
          </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>not set
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>not set
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/Vulkan/radeon
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>afdx@google.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=145346" name="attach_145346" title="Amber test that exposes the problem">attachment 145346</a> <a href="attachment.cgi?id=145346&action=edit" title="Amber test that exposes the problem">[details]</a></span>
Amber test that exposes the problem

Doing:

amber -d killer.amber

causes my machine to lock up (the display freezes, then goes into a pretty cool
and crazy scramble of colours).

Build: Mesa 19.2.0-devel (git-2eace10c62) (Debug)
Device: Radeon RX Vega

I expect this is related to <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED WORKSFORME - Processing of SPIR-V shader leads to display/machine freeze"
   href="show_bug.cgi?id=111147">https://bugs.freedesktop.org/show_bug.cgi?id=111147</a>
- that was a highly reduced shader.  I have included the unreduced shader in
the hope that the issue is less likely to be sensitive to small changes in
shader compilation.

I have tried enabling amdgpu.gpu_recovery=1 but this doesn't seem to help.</pre>
        </div>
      </p>


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