I've just tested with downgrading to the intrepid version of gnome- screensaver; same results.
I've also done a bit of stracing, and the helper does get as far as reading /etc/pam.d and loading the modules; then it falls down somewhere around where it spawns a separate thread for PAM in order to be able to continue handling UI events. -- gnome-screensaver dialog helper spins indefinitely, never unlocks the session https://bugs.launchpad.net/bugs/321311 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