# sendfile from /etc/hostname to /dev/null

1 ^allow/read\+/etc/hostname$
1 ^allow/write\+/dev/null$
# tmpfs for /dev
1 ^allow/fs\+.*tmpfs
0 ^allow/cnet

# Landlock: sendfile read source, write dest
1 ^sandbox/lock:on$
1 ^allow/lock/read\+/etc/hostname$
