The corruption also happens for me, but no crash if I enable SWCursor on both devices. The bug looks a lot like http://ati.cchtml.com/show_bug.cgi?id=508
-- Dual Head gives square cursor (or "SWCursor" crashes gnome) https://launchpad.net/bugs/54680 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs