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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/kms_fbc_crc/page_flip fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=76307">76307</a>
</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/kms_fbc_crc/page_flip fails
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</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=95989" name="attach_95989" title="dmesg">attachment 95989</a> <a href="attachment.cgi?id=95989&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Platform: Broadwell
kernel: (drm-intel-nightly)b1859622badb7509586987af5269aa525a0c112f
Bug detailed description:
-------------------------
It fails on Broadwell with -nightly and -queued kernel. It doesn't skip
successfully.
igt/kms_fbc_crc/page_flip_and_blt also fails.
The latest known good commit: 4c0e552882114d1edb588242d45035246ab078a0
The latest known bad commit: b2040f6fed736ccd2319768bc59833abe74148b8
output:
IGT-Version: 1.6-g10571b8 (x86_64) (Linux:
3.14.0-rc6_drm-intel-nightly_b18596_20140314+ x86_64)
Beginning page_flip on crtc 3, connector 10
Test assertion failure function test_crc, file kms_fbc_crc.c:314:
Last errno: 0, Success
Failed assertion: igt_crc_equal(&crcs[0], &data->ref_crc[1])
Subtest page_flip: FAIL
Reproduce steps:
----------------------------
1. ./kms_fbc_crc --run-subtest page_flip</pre>
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