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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>medium
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</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW regression]igt/pm_pc8 subcases cause system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77565">77565</a>
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</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/pm_pc8 subcases cause system hang
</td>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>OS</th>
<td>All
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</tr>
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<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>
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<th>Product</th>
<td>DRI
</td>
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<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=97500" name="attach_97500" title="dmesg">attachment 97500</a> <a href="attachment.cgi?id=97500&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Platform: BDW
kernel: (drm-intel-nightly)
Bug detailed description:
----------------------------
igt/pm_pc8 subcases (like debugfs-read, gem-execbuf) cause system hang on
latest -nightly (1e771b84e47085ef9b6efea1321e7cb5a8b2c065)
It's a regression bug
output:
IGT-Version: 1.6-g43c2ed7 (x86_64) (Linux:
3.14.0_drm-intel-nightly_1e771b_20140417+ x86_64)
Runtime PM support: 1
PC8 residency support: 1
Reproduce steps:
----------------------------
1. ./pm_pc8 --run-subtest debugfs-read</pre>
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