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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 - TF2: GPU lockup on HD 7950"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=96271">96271</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>TF2: GPU lockup on HD 7950
          </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>hi+freedesktop@stephenliang.pw
          </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=124165" name="attach_124165" title="dmesg on kernel 4.7">attachment 124165</a> <a href="attachment.cgi?id=124165&action=edit" title="dmesg on kernel 4.7">[details]</a></span>
dmesg on kernel 4.7

I'm getting a GPU lockup on Team Fortress 2 which seems to be related to bug
#80419 since my dmesg is the same as <a href="show_bug.cgi?id=96271#c44">comment #44</a> but this is occurring on Team
Fortress 2 rather than XCOM.

If I run native TF2 with GALLIUM_DDEBUG=800, I cannot reproduce the bug but the
frame rate drops significantly. With GALLIUM_DDEBUG="800 noflush", I was able
to reproduce the hang. This leads me to believe that the issue is related how
high the FPS is running. 

My kernel is: Linux localhost.localdomain 4.4.9-300.fc23.x86_64
I've also tried 4.6 and 4.7, all of which hangs.

My ATI driver is: 7.7.99-3.20160524git040a7b8.fc23 (latest commit in git for
radeon)
I've also tried 7.6.1-3.20160215gitd41fccc.fc23 (the latest stable from fedora
23), all of which hangs.

My mesa version is: 11.3.0-0.37.git357495b.fc23
I've also tried 11.1.0-2.20151218.fc23 (the latest stable from fedora 23), all
of which hangs.

I've attached the GALLIUM_DDEBUG output and dmesg. One curious thing is that on
kernel 4.7, the kernel detects a hang and is able to reset the GPU resulting in
a temporary freeze that eventually resumes. However, the freeze will come again
after a short while (and resumes).

As a data point, I don't get any lockups while playing Skyrim on Wine.</pre>
        </div>
      </p>


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