This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1663637

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1663637

Title:
  Image flickering on eDP screen since 4.4.0-59 kernel upgrade

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Image on my HiDPI 4K eDP screen (HP zbook 15) is flickering since I
  upgraded my kernel to 4.4.0-59.

  With 4.4.0-53 kernel, everything is ok.

  I have try :
    - 4.4.0-59
    - 4.4.0-62
    - 4.8.0-36 (from linux-generic-hwe-16.04)

  All of us make my eDP screen flickering when it was alone. Because the
  amazing things is here : when my laptop is docked and get two other
  screen (one fullHD and one 2K), everything get back to normal. Even on
  my eDP 4K screen !

  I don't know how to know where the problem come from. Kernel ?
  radeon.ko ? xorg-video-radeon ? Gnome Shell ? Is amdgpu.ko usable ?
  How to test it ? ... need help.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-generic-hwe-16.04 4.8.0.36.8
  ProcVersionSignature: Ubuntu 4.8.0-36.36~16.04.1-generic 4.8.11
  Uname: Linux 4.8.0-36-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.5
  Architecture: amd64
  CurrentDesktop: GNOME
  Date: Fri Feb 10 16:09:52 2017
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=fr_FR.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-meta-hwe
  UpgradeStatus: Upgraded to xenial on 2016-04-21 (294 days ago)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1663637/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to     : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

Reply via email to