SSH not disconnecting for non-root user

[Bela Lubkin]

I wrote:

> It's trivial to test.  Instead of doing `ssh host ls`, try
> `ssh host 'ls; sleep 1'`.  If I'm right, that should terminate
> cleanly for both users.

Managed to test this myself, no help.  I can see in the
traces that only the root case reaches "enter sigchld handler".
So far no sensible theory about why.

>Bela<