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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 --- - [HSW regression] I-G-T/gem_ringfill fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=57825">57825</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[HSW regression] I-G-T/gem_ringfill fail
</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>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>yangweix.shui@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>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=70947" name="attach_70947" title="gem_ringfill failed dmesg">attachment 70947</a> <a href="attachment.cgi?id=70947&action=edit" title="gem_ringfill failed dmesg">[details]</a></span>
gem_ringfill failed dmesg
Environment:
------------------------------
The Linux Kernel, the operating system core itself
Kernel: (drm-intel-next-queued)42dcedd4f2e715dc0313e359c8288e6397843fff
Some additional commit info:
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Thu Nov 15 11:32:30 2012 +0000
Console print:
------------------------------
filling blt ring: 100%
verifying
filling render ring: 100%
verifying
render: copy #0 at 0,0 failed: read 0x00d00000
render: copy #1 at 1,0 failed: read 0x00d00001
render: copy #2 at 2,0 failed: read 0x00d00002
render: copy #3 at 3,0 failed: read 0x00d00003
render: copy #4 at 4,0 failed: read 0x00d00004
render: copy #5 at 5,0 failed: read 0x00d00005
render: copy #6 at 6,0 failed: read 0x00d00006
render: copy #7 at 7,0 failed: read 0x00d00007
render: copy #8 at 8,0 failed: read 0x00d00008
Description:
------------------------------
This issue caused by I-G-T, not the kernel. It's like gem_ringfill.c add some
function to verify the case, make it failed.
Process:
------------------------------
1. git pull
2. git log gem_ringfill.c
3. ./gem_ringfill.c
Result:
------------------------------
latest commit: 64f669f7a94d459437a4dd47142ef2bb9870c5e ---> failed
the second commit: ca2851f827d5f60283dc8c202006a2f5095c738 ---> succeed</pre>
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