Lock has nothing to do with it. See https://bugs.freedesktop.org/show_bug.cgi?id=64072
** Bug watch added: freedesktop.org Bugzilla #64072 https://bugs.freedesktop.org/show_bug.cgi?id=64072 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1175705 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1175705/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs