Direct from the mouth of David Maxwell  401 Richmond West:
> Just wanted to let people know about a possible NFS bug. I rebuild httpd
> a couple of days ago replacing our old CERN httpd with an NCSA one.
> 
> Well, not having read the instructions :-) I hadn't created an index.html file,
> or set our Welcome.html in the NCSA config file.
> 
> httpd went looking for the non-existant index file, then decided to create its
> own.
> 
> One of the files it stat'd along the way was a symbolic link to and NFS
> mounted dir, specifically,
> 
> lrwxrwxr-x  1 root  staff  14 Oct 19 16:12 tar -> /tar/local/tmp
> in /local/Web/http/
> 
> Nothing more gets written to the trace file because the machine panics at
> this point with
> 
> panic: nfsreq nogrps
> 
> I was using the symlink for testing purposes, but I've taken the easy way
> out this time of simply rm'ing it. Machine no longer crashes. Just thought
> I'd pass this along in case anyone else runs into something similar.

I experienced these problems with a kernel built from about Sep. 18th sources.
I've since updated to a newer kernel from Oct. 10 sources and no longer have
kernel panics.

Ron