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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 - [IGT][BXT] Test assertion failure function test_gtt_interleaved"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=104250">104250</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[IGT][BXT] Test assertion failure function test_gtt_interleaved
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>DRI 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>DRM/Intel
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>octaviox.hernandez.lopez@intel.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=136153" name="attach_136153" title="dmesg">attachment 136153</a> <a href="attachment.cgi?id=136153&action=edit" title="dmesg">[details]</a></span>
dmesg

This test fail on BXT with the below configuration; 

igt@prime_vgem@coherency-gtt


==============================
Output
==============================  

(prime_vgem:2369) CRITICAL: Test assertion failure function
test_gtt_interleaved, file prime_vgem.c:273:
(prime_vgem:2369) CRITICAL: Failed assertion: gtt[1024*i] == ~i
(prime_vgem:2369) CRITICAL: error: 0 != -1
Subtest coherency-gtt failed.
**** DEBUG ****
(prime_vgem:2369) CRITICAL: Test assertion failure function
test_gtt_interleaved, file prime_vgem.c:273:
(prime_vgem:2369) CRITICAL: Failed assertion: gtt[1024*i] == ~i
(prime_vgem:2369) CRITICAL: error: 0 != -1
(prime_vgem:2369) igt-core-INFO: Stack trace:
(prime_vgem:2369) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(prime_vgem:2369) igt-core-INFO:   #1 [__real_main757+0xbb8]
(prime_vgem:2369) igt-core-INFO:   #2 [<unknown>+0xbb8]
****  END  ****</pre>
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      </p>


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