Can you please post /etc/ssh/sshd_config, /etc/pamd./sshd on the server? Is there anything in /var/log/syslog or /var/log/kern.log?
If you have admin rights on the server, you could determine the exact location of the segfault by installing the openssh-server-dbgsym package as described in https://wiki.ubuntu.com/DebuggingProgramCrash. ** Changed in: openssh (Ubuntu) Importance: Undecided => High ** Changed in: openssh (Ubuntu) Status: New => Incomplete -- 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/1056756 Title: sshd: preauth child terminated by signal 11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1056756/+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
