The Jargon File (version 4.4.7, 29 Dec 2003):
Berzerkeley
 /b@r?zer'klee/, n.
    [from ?berserk?, via the name of a now-deceased record label; poss.
    originated by famed columnist Herb Caen] Humorous distortion of ?Berkeley?
    used esp. to refer to the practices or products of the BSD Unix hackers.
    See software bloat, Berkeley Quality Software.
    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.
The Free On-line Dictionary of Computing (30 December 2018):
Berzerkeley
Berzerkley
    /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
   Software.
   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.
   [Jargon File]
   (1996-06-01)