Jan Vroonhof <vroonhof@math.ethz.ch> writes:

> For some reason (to do with rlogin servers?) gnus-summary-limit
> children (and may be other critical functions are run with the wrong
> current buffer.

Found it

1998-03-19  Jan Vroonhof  <vroonhof@math.ethz.ch>

	* nntp.el (nntp-open-rlogin): Wrap in save-excursion