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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SKL]clean boot system report *ERROR* CPU pipe A FIFO underrun"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89101">89101</a>
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<th>Summary</th>
<td>[SKL]clean boot system report *ERROR* CPU pipe A FIFO underrun
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>All
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>high
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=113395" name="attach_113395" title="dmesg">attachment 113395</a> <a href="attachment.cgi?id=113395&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Regression: not sure
no-working platforms: SKL
==kernel==
--------------------------
drm-intel-nightly/2a579576e4c01799ec67264c9169e5adeadcc3ff
commit 2a579576e4c01799ec67264c9169e5adeadcc3ff
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Wed Feb 11 17:16:34 2015 +0100
drm-intel-nightly: 2015y-02m-11d-16h-11m-28s UTC integration manifest
==Bug detailed description==
-----------------------------
clean boot system with drm-intel-nightly kernel., report *ERROR* CPU pipe A
FIFO underrun
root@x-skly06:/GFX/Test/Piglit/piglit# dmesg -r|egrep "<[1-4]>"|grep drm
<3>[ 3.297286] [drm:gen8_irq_handler [i915]] *ERROR* CPU pipe A FIFO
underrun
==Reproduce steps==
----------------------------
1. clean boot system
2. dmesg -r|egrep "<[1-4]>"|grep drm</pre>
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