May 15 15:57:00 localhost login: pam_unix(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=tty1 ruser= rhost= user=testuser
May 15 15:57:00 localhost login: pam_krb5[3659]: authentication succeeds for 'testuser' (testuser@KRBDOMAIN)
May 15 15:57:00 localhost login: pam_unix(login:session): session opened for user testuser by LOGIN(uid=0)
May 15 15:57:00 localhost login: pam_selinux(login:session): Warning! Could not get new context for /dev/tty1, not relabeling: Invalid argument
May 15 15:57:00 localhost login: pam_selinux(login:session): usercon=(null), prev_context=system_u:object_r:tty_device_t
May 15 15:57:00 localhost login: LOGIN ON tty1 BY testuser