[Bug 98986] [i915][SNB] black screen after disconnecting HDMI monitor

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98986

--- Comment #6 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
(In reply to Dominique Meeùs from comment #4)
> I have a similar problem (ironlake… pipe A stuck) at shutdown if I use my
> external HDMI monitor. Normally, Ubuntu 17.4 shuts down in something like 5
> seconds. With HDMI connected, it takes some 40 seconds. This has been the
> case with different flavours of kernel 4.10. I just installed
> 4.11.0-041100-generic and the problem remains.
> Hardware is Intel(R) Core(TM) i7-2677M CPU @ 1.80GHz.

Hello Dominique, 
This seems to be a different problem, could you please try to reproduce with
the latest kernel https://www.kernel.org/ and open it in a new bug and  attach
dmesg with drm.debug=0xe parameter on grub, HW and SW information, and steps to
reproduce.
Thank you.

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