Hello,

emacs -Q.  Eval (the first line is just a silly example, the key and the
lambda don't matter):


--8<---------------cut here---------------start------------->8---
    (global-set-key [pause] (lambda () (interactive) (make-frame)))

    (require 'auth-source)
--8<---------------cut here---------------end--------------->8---


Now hit C-h k <pause>.  You get