/usr/lib/x86_64-linux-gnu/libp11.so.2 is in libp11-2 0.2.8-3ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libp11.so.2.2.0
/usr/lib/x86_64-linux-gnu/libp11.so.2.2.0