Description of problem:
When customizing the default face, Emacs creates a broken .emacs.

Version-Release number of selected component (if applicable):
21.2-33

How reproducible:
Consistently.


Steps to Reproduce:
1. From the "Options" menu, go to "Customize Emacs", then "Specific
Face...". Enter "default".
2. Change the font family to "lucidatypewriter", and the size to "100".
3. Press the "Save for Future Sessions" button.
4. Exit and restart Emacs.
  
Actual results:
When loading .emacs on startup, Emacs complains:

  An error has occurred while loading `/home/bmcdaniel/.emacs':

  error: "Variable binding depth exceeds max-specpdl-size"


Expected results:
A working .emacs.

Additional info: