Unable to start the sshd service

Solution Verified - Updated -


  • sshd.service is failing with the following error:
[root@rhel78 ~]# systemctl status sshd.service -l
● sshd.service - OpenSSH server daemon
   Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled; vendor preset: enabled)
   Active: activating (auto-restart) (Result: exit-code) since Wed 2021-12-22 18:42:40 IST; 18s ago
     Docs: man:sshd(8)
  Process: 23085 ExecStart=/usr/sbin/sshd -D $OPTIONS (code=exited, status=255)
 Main PID: 23085 (code=exited, status=255)

Dec 22 18:42:40 rhel78 systemd[1]: Failed to start OpenSSH server daemon.
Dec 22 18:42:40 rhel78 systemd[1]: Unit sshd.service entered failed state.
Dec 22 18:42:40 rhel78 systemd[1]: sshd.service failed.


  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • OpenSSH

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