$ sestatus
SELinux status: enabled
SELinuxfs mount: /selinux
Current mode: enforcing
Mode from config file: enforcing
Policy version: 21
Policy from config file: targeted
$ getenforce
Enforcing
# setenforce 0
# setenforce 1
# semodule -l
aisexec 1.0.0
amavis 1.1.0
...
virt 1.2.1
zosremote 1.0.0
# grep httpd /var/log/audit/audit.log | audit2allow -M passenger
# semodule -i passenger.pp
# setenforce 1
# semodule -r passenger