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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW/HSW/IVB Regression]Blackscreen and system hangs while booting"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74103">74103</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/HSW/IVB Regression]Blackscreen and system hangs while booting
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>critical
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>OS</th>
<td>Linux (All)
</td>
</tr>
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<th>Reporter</th>
<td>jinxianx.guo@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>XOrg CVS
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
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<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Environment:
--------------------------
Kernel: drm-intel-nightly
commit 63618e87b05a1e73ce1d1a83f59f6fff6fc19be9
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Sun Jan 26 16:10:58 2014 +0100
drm-intel-nightly: 2014y-01m-26d-16h-10m-49s integration manifest
Bug detailed description:
-----------------------------
Change the kernel and boot the system, black screen shows. And unable to
connect the device via ssh. The keyboard light is able to light up or light
off, but the system unable to response keyboard event.
We catched the boot log via serial port in attachment, for your reference.
It works well on -nightly(f27f16540be56813df2ebb8e1106dd5c258f07c3) yesterday
Steps:
---------------------------
Change to latest -nightly kernel and boot the system</pre>
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