I removed the authentication module pam-usb and the bug has not occurred more
-- gdm-session-wor [..] crashed just after you remove a USB device https://bugs.launchpad.net/bugs/651646 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
