One of our servers is not letting non-root users login, but root can login without any issues.The following are the messages from /var/log/secure:Jun 24 18:08:43 jonnserver sshd[14470]: debug1: attempt 2 failures 2Jun 24 18:08:43 jonnserver sshd[14470]: debug1: keyboard-interactive devsJun 24 18:08:43 jonnserver sshd[14470]: debug1: auth2_challenge: user=user.name ting=Jun 24 18:08:43 jonnserver sshd[14470]: debug1: kbdint_alloc: devices 'pam'Jun 24 18:08:43 jonnserver sshd[14470]: debug1: auth2_challenge_start: trying authentication method 'pam'Jun 24 18:08:43 jonnserver sshd[14470]: Postponed keyboard-interactive for user.name from 10.10.10.10 port 57775 ssh2Jun 24 18:08:43 jonnserver sshd[14470]: Received disconnect from 10.10.10.10: 13: Unable to authenticateJun 24 18:08:43 jonnserver sshd[14470]: debug1: do_cleanupJun 24 18:08:43 jonnserver sshd[14466]: debug1: do_cleanupJun 24 18:08:43 jonnserver sshd[14466]: debug1: PAM: cleanupJun 24 18:09:01 jonnserver crond[14482]: pam_limits(crond:session): invalid line 'hard core 0' - skippedJun 24 18:09:01 jonnserver crond[14483]: pam_limits(crond:session): invalid line 'hard core 0' - skipped
Root able to login but non root users are denied - PAM
linux;ssh;pam;troubleshooting