This is the log from where the error shows up, up to restart (happened friday afternoon, restarted monday). Note that the pinging from the main gdm process is not present anymore. The "Fatal X error detected." is present even under normal conditions and hence is not cause of the bug.
** Attachment added: "part of the gdm debug log" http://librarian.launchpad.net/4416825/a ** Summary changed: - gdm doesn't respond after timeout on the gdm socket (sending message to slave) + gdm hangs altogether after timeout on the gdm socket -- gdm hangs altogether after timeout on the gdm socket https://launchpad.net/bugs/62139 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
