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      <base href="https://bugs.freedesktop.org/" />
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [KMS][7950] gnome-session login failure with linus head (3.11-rc1) couldn't schedule ib"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=67102">67102</a>
          </td>
        </tr>

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

        <tr>
          <th>Summary</th>
          <td>[KMS][7950] gnome-session login failure with linus head (3.11-rc1) couldn't schedule ib
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

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

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

        <tr>
          <th>Reporter</th>
          <td>serkan@hosca.com
          </td>
        </tr>

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

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

        <tr>
          <th>Version</th>
          <td>XOrg CVS
          </td>
        </tr>

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

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=82706" name="attach_82706" title="dmesg with linus git (3.11-rc1+ pre rc2)">attachment 82706</a> <a href="attachment.cgi?id=82706&action=edit" title="dmesg with linus git (3.11-rc1+ pre rc2)">[details]</a></span>
dmesg with linus git (3.11-rc1+ pre rc2)

Gnome session fails to login after gdm, the dmesg has the following:
[   31.200220] radeon 0000:01:00.0: couldn't schedule ib

Using mesa, libdrm, xf86-video-ati and xorg from git. Bisected to:
1c01103cb90197900beb534911de558d7a43d0b3 is the first bad commit
commit 1c01103cb90197900beb534911de558d7a43d0b3
Author: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
Date:   Fri Jul 12 15:56:02 2013 -0400

    drm/radeon: align VM PTBs (Page Table Blocks) to 32K

    Covers requirements of all current asics.

    Reviewed-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
    Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
    Cc: <a href="mailto:stable@vger.kernel.org">stable@vger.kernel.org</a>

:040000 040000 f3cb7d1cad5194bf1eff03b54be262f95b85e5b3
f6c5f8217aab9f66f23952efff49da3d706cb45e M      drivers</pre>
        </div>
      </p>
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