This bug was marked as a duplicate of 67487, but after following the testing instructions for that bug's fix, I still have the problem as long as the dri module is loaded.
** This bug is no longer a duplicate of bug 67487 [regression][rv280] black screen and console freeze when X starts - drm lockup -- Kubuntu Edgy (release) hangs on boot https://launchpad.net/bugs/68497 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
