I can confirm that the problems was fixed for me with: linux-image-2.6.20-13-generic 2.6.20-13.21
( cannot see what patch was used though :-( ) Thanks -- 2.6.20-10 regression from 2.6.20-9, Macbook Pro no longer boots https://launchpad.net/bugs/91940 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs