Here's another clue: this issue started to occur on my system (8.10) after I've changed my password. It worked fine before. I found the same messages in my /var/log/auth.log as SteveLoughran. The only difference to before the password change are the last to lines:
Apr 4 07:05:55 seawind gnome-keyring-daemon[5520]: Couldn't unlock login keyring with provided password Apr 4 07:05:55 seawind gnome-keyring-daemon[5520]: Failed to unlock login on startup They didn't appear when it was working. -- ssh always asks to unlock private key with no password set https://bugs.launchpad.net/bugs/187127 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