/usr/ is in libghc-categories-doc 1.0.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/ghc-doc/
/usr/lib/ghc-doc/hoogle/
/usr/lib/ghc-doc/haddock/
/usr/lib/ghc-doc/haddock/categories-1.0.6/
/usr/lib/ghc-doc/haddock/categories-1.0.6/categories.haddock
/usr/share/
/usr/share/doc/
/usr/share/doc/libghc-categories-doc/
/usr/share/doc/libghc-categories-doc/html/
/usr/share/doc/libghc-categories-doc/html/categories.txt
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Discrete.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Cartesian.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Distributive.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Categorical-Functor.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Discrete.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Dual.html
/usr/share/doc/libghc-categories-doc/html/haddock-util.js
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Monoidal.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Distributive.html
/usr/share/doc/libghc-categories-doc/html/synopsis.png
/usr/share/doc/libghc-categories-doc/html/Control-Category-Cartesian.html
/usr/share/doc/libghc-categories-doc/html/index-frames.html
/usr/share/doc/libghc-categories-doc/html/index.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Monoidal.html
/usr/share/doc/libghc-categories-doc/html/Control-Categorical-Object.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Categorical-Object.html
/usr/share/doc/libghc-categories-doc/html/frames.html
/usr/share/doc/libghc-categories-doc/html/Control-Categorical-Bifunctor.html
/usr/share/doc/libghc-categories-doc/html/src/
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Discrete.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Distributive.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Cartesian.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Monoidal.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Categorical-Object.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Categorical-Bifunctor.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Associative.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Cartesian-Closed.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Dual.html
/usr/share/doc/libghc-categories-doc/html/src/Control-Categorical-Functor.html
/usr/share/doc/libghc-categories-doc/html/src/hscolour.css
/usr/share/doc/libghc-categories-doc/html/src/Control-Category-Braided.html
/usr/share/doc/libghc-categories-doc/html/minus.gif
/usr/share/doc/libghc-categories-doc/html/plus.gif
/usr/share/doc/libghc-categories-doc/html/doc-index.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Cartesian-Closed.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Associative.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Associative.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Cartesian-Closed.html
/usr/share/doc/libghc-categories-doc/html/mini_Control-Categorical-Bifunctor.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Dual.html
/usr/share/doc/libghc-categories-doc/html/hslogo-16.png
/usr/share/doc/libghc-categories-doc/html/Control-Categorical-Functor.html
/usr/share/doc/libghc-categories-doc/html/Control-Category-Braided.html
/usr/share/doc/libghc-categories-doc/html/ocean.css
/usr/share/doc/libghc-categories-doc/html/mini_Control-Category-Braided.html
/usr/share/doc/libghc-categories-doc/changelog.Debian.gz
/usr/share/doc/libghc-categories-doc/copyright
/usr/lib/ghc-doc/hoogle/categories.txt