<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Kernel hangs when trying to use DisplayPort 1.2 MST on a Macbook Pro Retina 13' 12,1 with Dell U2414H"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92280">92280</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Kernel hangs when trying to use DisplayPort 1.2 MST on a Macbook Pro Retina 13' 12,1 with Dell U2414H
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>rsalveti@gmail.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=118660" name="attach_118660" title="Syslog with logs from 2 boots, first when I got the hang, and second when it worked but at 1024x768">attachment 118660</a> <a href="attachment.cgi?id=118660&action=edit" title="Syslog with logs from 2 boots, first when I got the hang, and second when it worked but at 1024x768">[details]</a></span>
Syslog with logs from 2 boots, first when I got the hang, and second when it
worked but at 1024x768
When trying to use my Dell U2414H with DisplayPort MST enabled, it either
hangs, or it works partially at 1024x768.
My system:
Architecture: amd64
DistroRelease: Ubuntu 15.10
MachineType: Macbook Pro Retina 13' 12,1
PackageArchitecture: amd64
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.3.0-994-generic
root=UUID=18d6ce44-8181-4fa9-b3f8-c5bda84f3d80 ro quiet splash drm.debug=0x06
vt.handoff=7
cod/tip/drm-intel-nightly/2015-10-02
eb69e51ab8c85257b6475053ac86200b423c5b68</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are on the CC list for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>