Mysterious Mac Pro Shutdowns Likely Caused by Chrome Update

My first thought was “if applications can damage file systems, something is wrong with the system (driver buggy or a leaky kernel boundary)”.

Reading https://support.google.com/chrome/thread/15235262?hl=en, it seems Google is a bit sloppy in the way they formulate this. Their code accidentally overwrote /var on systems with System Integrity Disabled or absent.