SGI IRIX unpatched rejected all login attempts after january 1st, 2000 Not a crash per se, but would require to stop the host and go single user to roll back t

SGI IRIX unpatched rejected all login attempts after january 1st, 2000 Not a crash per se, but would require to stop the host and go single user to roll back the date to 1972 if you were unable to patch it (like my SGI indigo workstation EOLED before y2k)