1 :OUTPUT,POSTROUTING 2 *mangle 3 -m owner --uid-owner root;-m owner --uid-owner 0;OK 4 -m owner --uid-owner 0-10;=;OK 5 -m owner --gid-owner root;-m owner --gid-owner 0;OK 6 -m owner --gid-owner 0-10;=;OK 7 -m owner --uid-owner root --gid-owner root;-m owner --uid-owner 0 --gid-owner 0;OK 8 -m owner --uid-owner 0-10 --gid-owner 0-10;=;OK 9 -m owner ! --uid-owner root;-m owner ! --uid-owner 0;OK 10 -m owner --socket-exists;=;OK 11 :INPUT 12 -m owner --uid-owner root;;FAIL 13