The same symptoms seem to still be present in 14.04.1 LTS at least for ed25519 keys. RSA keys seem to work ok.
$ lsb_release -rd Description: Ubuntu 14.04.1 LTS Release: 14.04 $ apt-cache policy gnome-keyring gnome-keyring: Installed: 3.10.1-1ubuntu4.1 Candidate: 3.10.1-1ubuntu4.1 Version table: *** 3.10.1-1ubuntu4.1 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1067301 Title: ssh-add: Error reading response length from authentication socket. To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-keyring/+bug/1067301/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
