Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression)

From	Ben Hutchings <ben@decadent.org.uk>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression)
Date	2024-07-31 20:50 +0200
Message-ID	<J6myB-1MEd-5@gated-at.bofh.it> (permalink)
References	(1 earlier) <IRswh-4jpq-3@gated-at.bofh.it> <IUCpr-6pys-1@gated-at.bofh.it> <J1XyN-3dS2-3@gated-at.bofh.it> <IIT2F-giz8-1@gated-at.bofh.it> <J1XyN-3dS2-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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Hi Vincent,

On Fri, 19 Jul 2024 17:13:30 +0200 Vincent Lefevre <vincent@vinc17.net>
wrote:
> Control: found -1 6.9.8-1
> Control: found -1 6.9.9-1
> 
> With the linux-image-6.9.8-amd64 6.9.8-1 kernel, the problem occurred
> on 2024-07-09, a first time with only one blanked monitor and a
second
> time with both monitors blanked.
> 
> I was off from 2024-07-10 to 2024-07-19 (today) in the morning.
> 
> With the linux-image-6.9.9-amd64 6.9.9-1 kernel, the problem has just
> occurred (2024-07-19), a few hours after its installation.

Could you please report this upstream following
<https://drm.pages.freedesktop.org/intel-docs/how-to-file-i915-bugs.html>?
(We don't have any patches to the i915 driver or DRM core, so I don't
think it matters that you are running a distribution kernel.)

Ben.

-- 
Ben Hutchings
Any sufficiently advanced bug is indistinguishable from a feature.

Thread

Bug#1072063: linux-image-6.8.11-amd64: one of the external monitors randomly blank for 2-3 seconds with 6.8 kernels Vincent Lefevre <vincent@vinc17.net> - 2024-05-28 02:40 +0200
  Processed: Re: one of the external monitors randomly blank for  2-3 seconds with 6.8 kernels "Debian Bug Tracking System" <owner@bugs.debian.org> - 2024-06-20 18:10 +0200
  Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8 kernels Vincent Lefevre <vincent@vinc17.net> - 2024-06-20 18:10 +0200
    Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression) Vincent Lefevre <vincent@vinc17.net> - 2024-06-29 11:20 +0200
      Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression) Vincent Lefevre <vincent@vinc17.net> - 2024-07-19 17:20 +0200
        Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression) Vincent Lefevre <vincent@vinc17.net> - 2024-07-24 13:10 +0200
        Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression) Ben Hutchings <ben@decadent.org.uk> - 2024-07-31 20:50 +0200
          Bug#1072063: one of the external monitors randomly blank for 2-3 seconds with 6.8/6.9 Linux kernels (regression) Vincent Lefevre <vincent@vinc17.net> - 2024-08-02 16:10 +0200
  Processed: one of the external monitors randomly blank for 2-3  seconds with 6.8/6.9 Linux kernels (regression) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2024-06-29 11:20 +0200
  Processed: Re: one of the external monitors randomly blank for  2-3 seconds with 6.8/6.9 Linux kernels (regression) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2024-07-19 17:20 +0200
  Processed: Re: one of the external monitors randomly blank for  2-3 seconds with 6.8/6.9 Linux kernels (regression) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2024-08-02 16:10 +0200

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