I decided I add the tag: 'kernel-fixed-upstream', because I couldn't reproduce it when I tested it 2nd and 3rd time for minutes.
** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1777238 Title: video lag To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1777238/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs