The packages mentioned here seem to fix my problem: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/345119/comments/41
-- When watching video, any window over video causes corrupt display and logout https://bugs.launchpad.net/bugs/353397 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs