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      <base href="https://bugs.freedesktop.org/" />
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        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - After automake merge two different GPU (AMD + NVIDIA) willnot work on same machine"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=60016">60016</a>
          </td>
        </tr>

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

        <tr>
          <th>Summary</th>
          <td>After automake merge two different GPU (AMD + NVIDIA) willnot work on same machine
          </td>
        </tr>

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

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>alexxy@gentoo.org
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=73828" name="attach_73828" title="dmesg">attachment 73828</a> <a href="attachment.cgi?id=73828&action=edit" title="dmesg">[details]</a></span>
dmesg

If you have AMD + NVIDIA cards on same machine e.g.
01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI Turks
[Radeon HD 6670]
02:00.0 VGA compatible controller: NVIDIA Corporation GF106 [GeForce GTS 450]
(rev a1)

and build recent mesa from git you'll get segafault of r600g_dri.so and erros
like this
$ LIBGL_DEBUG=verbose glxinfo 
name of display: :0
libGL: OpenDriver: trying /usr/lib64/dri/tls/r600_dri.so
libGL: OpenDriver: trying /usr/lib64/dri/r600_dri.so
libGL: Can't open configuration file /home/alexxy/.drirc: No such file or
directory.
libGL: OpenDriver: trying /usr/lib64/dri/tls/nouveau_dri.so
libGL: OpenDriver: trying /usr/lib64/dri/nouveau_dri.so
do_winsys_init: DRM version is 1.1.0 but this driver is only compatible with
2.3.x (kernel 2.6.34) or later.
libGL error: failed to create dri screen
libGL error: failed to load driver: nouveau
libGL: OpenDriver: trying /usr/lib64/dri/tls/swrast_dri.so
libGL: OpenDriver: trying /usr/lib64/dri/swrast_dri.so</pre>
        </div>
      </p>
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