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<body><span class="vcard"><a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> <span class="fn">Lakshmi</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - System hangs on shutdown when using drm.edid kernel parameter"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112145">bug 112145</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Priority</td>
<td>not set
</td>
<td>high
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<td style="text-align:right;">i915 platform</td>
<td>
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<td>KBL
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<td style="text-align:right;">i915 features</td>
<td>
</td>
<td>power/GT
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<td style="text-align:right;">Whiteboard</td>
<td>
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<td>Triaged, ReadyForDev
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<td style="text-align:right;">Severity</td>
<td>not set
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<td>major
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - System hangs on shutdown when using drm.edid kernel parameter"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112145#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - System hangs on shutdown when using drm.edid kernel parameter"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112145">bug 112145</a>
from <span class="vcard"><a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> <span class="fn">Lakshmi</span></a>
</span></b>
<pre>(In reply to Neil Kownacki from <a href="show_bug.cgi?id=112145#c0">comment #0</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=145831" name="attach_145831" title="dmesg log drm.debug=0xe">attachment 145831</a> <a href="attachment.cgi?id=145831&action=edit" title="dmesg log drm.debug=0xe">[details]</a></span>
> dmesg log drm.debug=0xe
>
> I am experiencing an issue where my system hangs instead of properly
> shutting down when my laptop is docked. One of my monitors has EDID issues,
> so I have to force an EDID using drm.edid. I noticed that when I remove the
> parameter, I have no issues shutting down. This issue occurs on the current
> drm-tip kernel (compiled as of commit
> e2561817d912857cdf7437e73a8fb41256d06edb.) I believe this may be a
> regression as I do not remember it happening before, but I will need to do
> more digging to find a previous kernel version that works.
>
> Thinkpad X270 i7-7500U
> UEFI version: R0IET58W (1.36)
>
> How often: always
>
> Steps to reproduce:
>
> -Boot up laptop and login
> -Close lid and put it on the dock
> -Shutdown with the laptop still on the dock</span >
Good to bisection results, bad commit that caused this issue.</pre>
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