Even with Option "DmaMode" "None" I can pretty well reproduce the crash by running the mirrorblob screensaver after hibernation. But in the debug output (see attached) I can not see the drm:savage_bci_wait_event_shadow error message.
** Attachment added: "/proc/kmsg output with drm debug=1" http://librarian.launchpad.net/5086268/savage-drm-crash.debug.log -- drm crash, possibly because of savage video-driver https://launchpad.net/bugs/37218 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
