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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>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]igt/gem_seqno_wrap fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81831">81831</a>
</td>
</tr>
<tr>
<th>Keywords</th>
<td>bisect_pending
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW Regression]igt/gem_seqno_wrap fails
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</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>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=103578" name="attach_103578" title="dmesg">attachment 103578</a> <a href="attachment.cgi?id=103578&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
Good commit on -next-queued: 9c33baa6b3bbb01c1a88dceba986b20e6642cf31
Non-working platforms: BDW
==kernel==
--------------------------
origin/drm-intel-nightly: e967a525207bd40ab446e2f809907039f88e66f3(fails)
drm-intel-nightly: 2014y-07m-25d-23h-02m-06s integration manifest
origin/drm-intel-next-queued: eff9b57c1a91ccf309d57500ab6a365ba7be5712(fails)
drm/i915: Update DRIVER_DATE to 20140725
origin/drm-intel-fixes: f4be89cecea437aaddd7700d05c6bdb5678041f7(works)
drm/i915: Fix crash when failing to parse MIPI VBT
==Bug detailed description==
igt/gem_seqno_wrap fails
Output:
root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_seqno_wrap
IGT-Version: 1.7-gfcbc502 (x86_64) (Linux:
3.16.0-rc6_drm-intel-nightly_e967a5_20140728+ x86_64)
Test assertion failure function cmp_bo, file gem_seqno_wrap.c:112:
Failed assertion: *vaddr++ == val
1: 0xfffffff9 differs from assumed 0x0
seqno_before_test 0x1, approximated seqno on test fail 0x1
==Reproduce steps==
----------------------------
1. ./gem_seqno_wrap</pre>
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