Re: [REGRESSION v4.7] i915 / drm crash when undocking from DP monitors

From: Vadim Lobanov
Date: Tue Oct 11 2016 - 22:53:16 EST

Certainly, done and done. The bug is filed at:


On Tue, Oct 11, 2016 at 6:55 AM, Jani Nikula
<jani.nikula@xxxxxxxxxxxxxxx> wrote:
> On Sat, 08 Oct 2016, Vadim Lobanov <vadimplobanov@xxxxxxxxx> wrote:
>> I'm seeing a repeatable crash on my HP EliteBook 840 G2/2216 when
>> booting it while in a docking station connected to two external
>> DisplayPort monitors, undocking, and then either logging out or
>> shutting down -- regardless of whether I've redocked it beforehand or
>> not. Both logout and shutdown work great if I do not undock the laptop
>> at all, so the badness correlates with the DP monitors going away.
> Please file a bug at [1] with the info in this mail, add drm.debug=14
> module parameter, and attach dmesg from boot to the problem into the
> bug.
> BR,
> Jani.
> [1]
> --
> Jani Nikula, Intel Open Source Technology Center