/usr/share/doc/libghc-monad-control-prof/changelog.Debian.gz is in libghc-monad-control-prof 1.0.2.2-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libghc-monad-control-prof/../libghc-monad-control-dev/changelog.Debian.gz