/usr/ is in libfile-mmagic-xs-perl 0.09008-2build1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libfile-mmagic-xs-perl/
/usr/share/
/usr/share/doc/
/usr/share/doc/libfile-mmagic-xs-perl/changelog.Debian.gz
/usr/share/doc/libfile-mmagic-xs-perl/copyright
/usr/share/doc/libfile-mmagic-xs-perl/examples/
/usr/share/doc/libfile-mmagic-xs-perl/examples/benchmark.pl
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/File::MMagic::XS.3pm.gz
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/perl5/
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/File/
/usr/lib/x86_64-linux-gnu/perl5/5.22/File/MMagic/
/usr/lib/x86_64-linux-gnu/perl5/5.22/File/MMagic/XS.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/File/MMagic/magic
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/File/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/File/MMagic/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/File/MMagic/XS/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/File/MMagic/XS/XS.so