I went on removing all the mentioned packages and the reinstall. I'm still having the problem with "lock session" in gnome. However login works properly with the common-auth and common-password set to their original states.
-- silent login/gdm failures and sudo segfaults with smbpasswd enabled https://bugs.launchpad.net/bugs/292791 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