You have been subscribed to a public bug:
After upgrading to 16.10 the screen (Desktop and Terminal)flashes
intermittently making the system unusable.
I get the same behaviour when booting 16.10 from the LiveCD
Booting with the 4.4.0 Kernel still works
ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: ubuntu-release-upgrader-core 1:16.10.8
ProcVersionSignature: Ubuntu 4.8.0-27.29-generic 4.8.1
Uname: Linux 4.8.0-27-generic x86_64
NonfreeKernelModules: nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.3-0ubuntu8
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Thu Oct 27 11:56:38 2016
InstallationDate: Installed on 2015-02-15 (619 days ago)
InstallationMedia: Ubuntu 12.04.5 LTS "Precise Pangolin" - Release amd64
(20140807)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: release-upgrade
UpgradeStatus: Upgraded to yakkety on 2016-10-24 (2 days ago)
VarLogDistupgradeAptlog: Error: [Errno 13] Permission denied:
'/var/log/dist-upgrade/apt.log'
VarLogDistupgradeMainlog: Error: [Errno 13] Permission denied:
'/var/log/dist-upgrade/main.log'
** Affects: xorg (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade package-from-proposed yakkety
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The screen keeps flashing (even in text terminal mode)
https://bugs.launchpad.net/bugs/1637032
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