CentOS修改ssh端口时重启ssh服务报错Job for sshd.service failed

CentOS修改ssh端口时重启ssh服务报错Job for sshd.service failed because the control process exited with error code. See "systemctl status sshd.service" and "journalctl -xe" for details.

输入命令：setenforce 0
再次重启即可