/usr/share/doc/ is in libghc-boomerang-doc 1.4.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libghc-boomerang-doc/
/usr/share/doc/libghc-boomerang-doc/html/
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Combinators.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-TH.html
/usr/share/doc/libghc-boomerang-doc/html/boomerang.txt
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-String.html
/usr/share/doc/libghc-boomerang-doc/html/plus.gif
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Texts.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-HStack.html
/usr/share/doc/libghc-boomerang-doc/html/frames.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Combinators.html
/usr/share/doc/libghc-boomerang-doc/html/haddock-util.js
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-String.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Pos.html
/usr/share/doc/libghc-boomerang-doc/html/index-frames.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Prim.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Error.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Error.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Strings.html
/usr/share/doc/libghc-boomerang-doc/html/hslogo-16.png
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Prim.html
/usr/share/doc/libghc-boomerang-doc/html/minus.gif
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Pos.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-HStack.html
/usr/share/doc/libghc-boomerang-doc/html/doc-index.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang.html
/usr/share/doc/libghc-boomerang-doc/html/src/
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Combinators.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-TH.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-HStack.html
/usr/share/doc/libghc-boomerang-doc/html/src/hscolour.css
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-String.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Prim.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Error.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Strings.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Pos.html
/usr/share/doc/libghc-boomerang-doc/html/src/Text-Boomerang-Texts.html
/usr/share/doc/libghc-boomerang-doc/html/index.html
/usr/share/doc/libghc-boomerang-doc/html/ocean.css
/usr/share/doc/libghc-boomerang-doc/html/synopsis.png
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-Strings.html
/usr/share/doc/libghc-boomerang-doc/html/Text-Boomerang-Texts.html
/usr/share/doc/libghc-boomerang-doc/html/mini_Text-Boomerang-TH.html
/usr/share/doc/libghc-boomerang-doc/copyright
/usr/share/doc/libghc-boomerang-doc/changelog.Debian.gz