/lib/modules/4.13.0-21-lowlatency/kernel/net/ is in linux-image-4.13.0-21-lowlatency 4.13.0-21.24~16.04.1.
This file is owned by root:root, with mode 0o755.
There are a lot of files here (582 total).
We're only showing the immediate contents of /lib/modules/4.13.0-21-lowlatency/kernel/net
.