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Groups > linux.debian.kernel > #61070

Bug#898825: linux-image-4.16.0-1-amd64: KMS/graphics not working on Lenovo P50 with 4.16

From Sam Morris <sam@robots.org.uk>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#898825: linux-image-4.16.0-1-amd64: KMS/graphics not working on Lenovo P50 with 4.16
Date 2018-05-21 15:30 +0200
Message-ID <vRT2V-1IF-1@gated-at.bofh.it> (permalink)
References (1 earlier) <vQ1nY-7Zb-1@gated-at.bofh.it> <vQ2k1-8f-1@gated-at.bofh.it> <vRxlL-5vd-1@gated-at.bofh.it> <vQ1nY-7Zb-1@gated-at.bofh.it> <vRxlL-5vd-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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Control: tag -1 - moreinfo + fixed-upstream

On Sun, May 20, 2018 at 04:10:42PM +0200, Ben Hutchings wrote:
> Control: tag -1 patch moreinfo
> 
> On Wed, 2018-05-16 at 11:39 +0100, Sam Morris wrote:
> > I noticed that after a few minutes, the kernel logs additional messages.
> > Aside from libvirt, the tasks all appear to be stuck inside nouveau/drm
> > funtions.
> [...]
> 
> Sorry, should have read this before sending the previous reply.  This
> is definitely different from the bugs I mentioned.
> 
> This looks like it could be the bug fixed by:
> 
> commit 352672db857290ab5b0e2b6a99c414f92bee024c
> Author: Lyude Paul <lyude@redhat.com>
> Date:   Wed May 2 19:38:48 2018 -0400
> 
>     drm/nouveau: Fix deadlock in nv50_mstm_register_connector()
> 
> This is included in stable update 4.16.9.  You can test it now by
> applying the attached patch, following the instructions at:
> https://kernel-handbook.debian.net/ch-common-tasks.html#s-common-official

Many thanks Ben, that patch has fixed the problem.

Regards,

-- 
Sam Morris <https://robots.org.uk/>
CAAA AA1A CA69 A83A 892B  1855 D20B 4202 5CDA 27B9

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Bug#898825: linux-image-4.16.0-1-amd64: KMS/graphics not working on Lenovo P50 with 4.16 Sam Morris <sam@robots.org.uk> - 2018-05-16 13:00 +0200
  Bug#898825: linux-image-4.16.0-1-amd64: KMS/graphics not working on Lenovo P50 with 4.16 Ben Hutchings <ben@decadent.org.uk> - 2018-05-20 16:20 +0200
    Bug#898825: linux-image-4.16.0-1-amd64: KMS/graphics not working on Lenovo P50 with 4.16 Sam Morris <sam@robots.org.uk> - 2018-05-21 15:30 +0200
      Processed: Re: Bug#898825: linux-image-4.16.0-1-amd64:  KMS/graphics not working on Lenovo P50 with 4.16 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-05-21 15:30 +0200

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