On a fully-updated system, as of today, I am no longer seeing this issue. Therefore, I am closing this ticket.
** Attachment removed: "Dependencies.txt" https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1559801/+attachment/4606074/+files/Dependencies.txt ** Attachment removed: "SSHDConfig.txt" https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1559801/+attachment/4606076/+files/SSHDConfig.txt ** Attachment removed: "JournalErrors.txt" https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1559801/+attachment/4606075/+files/JournalErrors.txt ** Changed in: openssh (Ubuntu) Status: New => Invalid ** Information type changed from Public to Private -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/1559801 Title: OpenSSH GSSAPI Authentication Broken In Ubuntu 16.04 Xenial To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1559801/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs