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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 - Artifacts in Unigine Valley with RX 580"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=107334">107334</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Artifacts in Unigine Valley with RX 580
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>git
          </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>Drivers/Gallium/radeonsi
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dri-devel@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>cwidmer@umbrox.de
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>dri-devel@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=140780" name="attach_140780" title="Screenshot showing the issue">attachment 140780</a> <a href="attachment.cgi?id=140780&action=edit" title="Screenshot showing the issue">[details]</a></span>
Screenshot showing the issue

In a certain scene during the Unigine Valley benchmark, render artifacts
briefly flash on the screen multiple times. This does not occur with the same
card in another machine running Windows 10 -- neither with the DirectX 11 nor
with the OpenGL renderer -- and it does also not occur on this machine when
using a NVIDIA GeForce GTX 660 instead of the RX 580.
When I tried to get an apitrace, the benchmark slows down a lot during the
scene, skipping parts of it and not showing the artifacts. Additionally, the
replay is stuck on the loading screen and major shader compiler errors are
thrown.

I am using Gentoo with kernel 4.17.9 (with the gentoo patchset) and mesa git
(commit d0ee0a0a5d5fb658c87fed82cbcf9b48437abb2c).</pre>
        </div>
      </p>


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