#!/bin/bash
grep -E -v '^(halt|sync|shutdown)' /etc/passwd | awk -F: '($7 != "'"$(which nologin)"'" && $7 != "/bin/false") { print $1 " " $6 }' | while read user dir; do
    if [ ! -d "$dir" ]; then
        echo "The home directory ($dir) of user $user does not exist."
    else
        owner=$(stat -L -c "%U" "$dir")
        if [ "$owner" != "$user" ]; then
            echo "The home directory ($dir) of user $user is owned by $owner."
        fi
    fi
done
