/usr/lib/x86_64-linux-gnu/libdpdk.so is in libdpdk-dev 2.2.0-0ubuntu7.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libdpdk.so.0
/usr/lib/x86_64-linux-gnu/libdpdk.so.0