Can you please try with Option "DRI" "off" in the Device section of your /etc/X11/xorg.conf?
** Changed in: xserver-xorg-video-ati (Ubuntu) Assignee: (unassigned) => Tormod Volden (tormodvolden) Status: New => Incomplete -- Chess-board like garbage and keyboard lockup on X1650 https://bugs.launchpad.net/bugs/338927 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