-error: maximum authentication attempts exceeded for invalid user \w+ from [\da-fA-F.:]+ port \d+ ssh2( \[preauth\])?
-pam_unix\(sshd:auth\): check pass; user unknown
-pam_unix\(sshd:auth\): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=[\da-fA-F.:]+( user=root)?