The Free On-line Dictionary of Computing (30 December 2018):
/b*r-zer'klee/ (From "berserk", via the name of a
now-deceased record label) A humorous distortion of "Berkeley"
used especially to refer to the practices or products of the
BSD Unix hackers.
See software bloat, Missed'em-five, Berkeley Quality
Mainstream use of this term in reference to the cultural and
political peculiarities of UC Berkeley as a whole has been
reported from as far back as the 1960s.