root登录不上，日志显示pam_succeed_if(login:auth): requirement "uid >= 1000" not met by user "root"

[HLG523653667]

问题描述：
root登录不上，日志显示如下：

pam_succeed_if(login:auth): requirement “uid >= 1000” not met by user “root”

[lyy549745]

注释配置文件/etc/pam.d/system-auth中如下内容：

auth requisite pam_succeed_if.so uid >= 1000 quiet_success