/usr/share/doc/liblrm2/changelog.Debian.gz is in liblrm2 1.0.11+hg2754-1.1build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/liblrm2/../libplumb2/changelog.Debian.gz
/usr/share/doc/liblrm2/../libplumb2/changelog.Debian.gz