/usr/lib/x86_64-linux-gnu/liblldb-3.6.so is in liblldb-3.6 1:3.6.2-3ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/liblldb-3.6.so.1
/usr/lib/x86_64-linux-gnu/liblldb-3.6.so.1