/usr/ is in libjnr-netdb-java 1.0.3-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/org/jruby/
/usr/share/maven-repo/org/jruby/extras/
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/debian/
/usr/share/
/usr/share/doc/
/usr/share/doc/libjnr-netdb-java/
/usr/share/doc/libjnr-netdb-java/README
/usr/share/doc/libjnr-netdb-java/copyright
/usr/share/doc/libjnr-netdb-java/changelog.Debian.gz
/usr/share/java/
/usr/share/java/jnr-netdb.jar
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/debian/jnr-netdb-debian.pom
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/1.0.3/
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/1.0.3/jnr-netdb-1.0.3.pom
/usr/share/java/jnr-netdb-1.0.3.jar
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/debian/jnr-netdb-debian.jar
/usr/share/maven-repo/org/jruby/extras/jnr-netdb/1.0.3/jnr-netdb-1.0.3.jar