Plan 9 from Bell Labs’s /usr/web/sources/contrib/bichued/root/sys/lib/python/test/crashers/infinite_rec_2.py
# http://python.org/sf/1202533 class A(str): __get__ = getattr if __name__ == '__main__': a = A('a') A.a = a a.a # segfault: infinite recursion in C