CentOS7服务器登录异常，不会进入password界面，报Login incorrect

通过vnc远程，报错截图如下：

 可以通过ssh远程到该服务器上，然后查看/etc/pam.d/login文件。

我这台服务器的login文件查看一下为空。如下图：

在/etc/pam.d/login文件下加入以下内容，然后重启服务器即可。

#%PAM-1.0
auth       required     pam_sepermit.so
auth       include      password-auth
account    required     pam_nologin.so
account    include      password-auth
password   include      password-auth
# pam_selinux.so close should be the first session rule
session    required     pam_selinux.so close
session    required     pam_loginuid.so
# pam_selinux.so open should only be followed by sessions to be executed in the user context
session    required     pam_selinux.so open env_params
session    optional     pam_keyinit.so force revoke
session    include      password-auth