This is now fixed upstream: https://bugs.freedesktop.org/show_bug.cgi?id=80033
** Bug watch added: freedesktop.org Bugzilla #80033 https://bugs.freedesktop.org/show_bug.cgi?id=80033 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1171411 Title: 8086:2a42 [Lenovo ThinkPad T400] xfwm4 displays window borders visually glitched To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1171411/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp