/usr/share/ is in librxtx-java 2.2pre2+dfsg1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/
/usr/share/doc/librxtx-java/
/usr/share/doc/librxtx-java/AUTHORS.gz
/usr/share/doc/librxtx-java/README.Debian.gz
/usr/share/doc/librxtx-java/README.gz
/usr/share/doc/librxtx-java/RMISecurityManager.html
/usr/share/doc/librxtx-java/SerialPortInstructions.txt.gz
/usr/share/doc/librxtx-java/TODO.gz
/usr/share/doc/librxtx-java/api/
/usr/share/doc/librxtx-java/api/allclasses-frame.html
/usr/share/doc/librxtx-java/api/allclasses-noframe.html
/usr/share/doc/librxtx-java/api/constant-values.html
/usr/share/doc/librxtx-java/api/deprecated-list.html
/usr/share/doc/librxtx-java/api/gnu/
/usr/share/doc/librxtx-java/api/gnu/io/
/usr/share/doc/librxtx-java/api/gnu/io/CommDriver.html
/usr/share/doc/librxtx-java/api/gnu/io/CommPort.html
/usr/share/doc/librxtx-java/api/gnu/io/CommPortIdentifier.html
/usr/share/doc/librxtx-java/api/gnu/io/CommPortOwnershipListener.html
/usr/share/doc/librxtx-java/api/gnu/io/I2CPortEvent.html
/usr/share/doc/librxtx-java/api/gnu/io/I2CPortEventListener.html
/usr/share/doc/librxtx-java/api/gnu/io/NoSuchPortException.html
/usr/share/doc/librxtx-java/api/gnu/io/ParallelPort.html
/usr/share/doc/librxtx-java/api/gnu/io/ParallelPortEvent.html
/usr/share/doc/librxtx-java/api/gnu/io/ParallelPortEventListener.html
/usr/share/doc/librxtx-java/api/gnu/io/PortInUseException.html
/usr/share/doc/librxtx-java/api/gnu/io/RS485PortEvent.html
/usr/share/doc/librxtx-java/api/gnu/io/RS485PortEventListener.html
/usr/share/doc/librxtx-java/api/gnu/io/RXTXCommDriver.html
/usr/share/doc/librxtx-java/api/gnu/io/RXTXPort.html
/usr/share/doc/librxtx-java/api/gnu/io/RXTXVersion.html
/usr/share/doc/librxtx-java/api/gnu/io/RawPortEvent.html
/usr/share/doc/librxtx-java/api/gnu/io/RawPortEventListener.html
/usr/share/doc/librxtx-java/api/gnu/io/SerialPort.html
/usr/share/doc/librxtx-java/api/gnu/io/SerialPortEvent.html
/usr/share/doc/librxtx-java/api/gnu/io/SerialPortEventListener.html
/usr/share/doc/librxtx-java/api/gnu/io/UnSupportedLoggerException.html
/usr/share/doc/librxtx-java/api/gnu/io/UnsupportedCommOperationException.html
/usr/share/doc/librxtx-java/api/gnu/io/Zystem.html
/usr/share/doc/librxtx-java/api/gnu/io/package-frame.html
/usr/share/doc/librxtx-java/api/gnu/io/package-summary.html
/usr/share/doc/librxtx-java/api/gnu/io/package-tree.html
/usr/share/doc/librxtx-java/api/help-doc.html
/usr/share/doc/librxtx-java/api/index-all.html
/usr/share/doc/librxtx-java/api/index.html
/usr/share/doc/librxtx-java/api/overview-tree.html
/usr/share/doc/librxtx-java/api/package-list
/usr/share/doc/librxtx-java/api/script.js
/usr/share/doc/librxtx-java/api/serialized-form.html
/usr/share/doc/librxtx-java/api/stylesheet.css
/usr/share/doc/librxtx-java/changelog.Debian.gz
/usr/share/doc/librxtx-java/copyright
/usr/share/doc-base/
/usr/share/doc-base/librxtx-java
/usr/share/doc-base/librxtx-rmisecuritymanager
/usr/share/java/
/usr/share/java/RXTXcomm-2.2pre2.jar
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/librxtx-java
/usr/share/java/RXTXcomm.jar