/usr/share/doc/linux-tools-3.13.0-41-lowlatency/changelog.Debian.gz is in linux-tools-3.13.0-41-lowlatency 3.13.0-41.70.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/linux-tools-3.13.0-41-lowlatency/../linux-tools-3.13.0-41/changelog.Debian.gz