[root@xxx apache-tomcat-8.5.11]# userdel -rf tomcat
userdel: error removing directory /
[root@xxx apache-tomcat-8.5.11]# ls /
-bash: /bin/ls: No such file or directory
userdel: error removing directory /
[root@xxx apache-tomcat-8.5.11]# ls /
-bash: /bin/ls: No such file or directory