/usr/share/doc/libghc-chasingbottoms-prof/changelog.Debian.gz is in libghc-chasingbottoms-prof 1.3.0.13-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-chasingbottoms-prof/../libghc-chasingbottoms-dev/changelog.Debian.gz