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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [PNV/SNB/HSW/BYT Bisected]igt/gem_render_copy_redux cause core dumped"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81159">81159</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>[PNV/SNB/HSW/BYT Bisected]igt/gem_render_copy_redux cause core dumped
</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=102523" name="attach_102523" title="dmesg">attachment 102523</a> <a href="attachment.cgi?id=102523&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
Please check the bisect result below.
Non-working platforms: PNV SNB HSW BYT
==kernel==
--------------------------
origin/drm-intel-nightly: 16025dad8e9964a5810385f755d43f1c48d6fdcc(fails)
drm-intel-nightly: 2014y-07m-09d-14h-17m-14s integration manifest
origin/drm-intel-next-queued: d101c8fe9bda6578ae72d6021415cfaad2b422f0(fails)
drm/i915: remove i915_rstdby_delays debugfs entry
origin/drm-intel-fixes: 01527b3127997ef6370d5ad4fa25d96847fbf12a(works)
drm/i915/vlv: T12 eDP panel timing enforcement during reboot
==Bug detailed description==
igt/gem_render_copy_redux cause core dumped
Output:
[root@x-hsw24 tests]# ./gem_render_copy_redux
IGT-Version: 1.7-g8d60b82 (x86_64) (Linux:
3.16.0-rc4_drm-intel-nightly_16025d_20140710+ x86_64)
Subtest normal: SUCCESS
Subtest interruptible: SUCCESS
Segmentation fault (core dumped)
==Reproduce steps==
----------------------------
1. ./gem_render_copy_redux
==Bisect results==
----------------------------
commit 6d6dfcfb883818b40b58bac61cc72cab428a7a03
Author: David Herrmann <<a href="mailto:dh.herrmann@gmail.com">dh.herrmann@gmail.com</a>>
AuthorDate: Sun Mar 16 14:38:40 2014 +0100
Commit: David Herrmann <<a href="mailto:dh.herrmann@gmail.com">dh.herrmann@gmail.com</a>>
CommitDate: Tue Jul 8 00:34:02 2014 +0200
drm: enable render-nodes by default
We introduced render-nodes about 1/2 year ago and no problems showed up.
Remove the drm_rnodes argument and enable them by default now.
Acked-by: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Acked-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
Signed-off-by: David Herrmann <<a href="mailto:dh.herrmann@gmail.com">dh.herrmann@gmail.com</a>></pre>
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