Running a newer 4.6 kernel from http://kernel.ubuntu.com/~kernel- ppa/mainline/v4.6-yakkety and it seems like the issue is gone. That would actually mean that this bug seems like a duplicate of Bug #1550779.
@Bryan: Can you please test the newer kernel as well and confirm this? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1572667 Title: [Thinkpad T450s] Screen flickering on external monitors with docking station Status in xserver-xorg-video-intel package in Ubuntu: Confirmed Bug description: Ubuntu Gnome 16.04 RC. Screen does flickering some times. Intel HD graphics. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1572667/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

