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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 --- - [IVB Regression] DP issue: system booting up with "call trace" and "ERROR" in dmesg"
href="https://bugs.freedesktop.org/show_bug.cgi?id=65287">65287</a>
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<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[IVB Regression] DP issue: system booting up with "call trace" and "ERROR" in dmesg
</td>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Reporter</th>
<td>yangweix.shui@intel.com
</td>
</tr>
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<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Component</th>
<td>DRM/Intel
</td>
</tr>
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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=80193" name="attach_80193" title="dmesg: DP booting up with "Call Trace" and "ERROR"">attachment 80193</a> <a href="attachment.cgi?id=80193&action=edit" title="dmesg: DP booting up with "Call Trace" and "ERROR"">[details]</a></span>
dmesg: DP booting up with "Call Trace" and "ERROR"
Environment:
------------------
Kernel: (drm-intel-next-queued)92d44621ad2d083bc03920c904ca0a5eb10d9ded
Some additional commit info:
Author: Paulo Zanoni <<a href="mailto:paulo.r.zanoni@intel.com">paulo.r.zanoni@intel.com</a>>
Date: Fri May 31 16:33:24 2013 -0300
drm/i915: add i915_ips_status debugfs entry
Description:
-----------------
With DP pipe plugged in, reboot machine, after booting up, we can see "Call
Trace" and "ERROR" messages in dmesg.
[drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.flags
(expected 1, found 0)
We will bisect it tomorrow, if there's any advice, please comment.
Reproduce Steps:
-----------------
1. plugged in DP pipe
2. reboot machine
3. checkout the dmesg</pre>
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