On Tue, 5 Nov 1996, Michael Eriksson T/D wrote:

> Hi!
> 
> We're running NetBSD 1.1 on some sparcs (we're doing IPv6 work, and
> the IPv6 stack we're using (INRIA's) only exists for 1.1 at the
> moment).
> 
> When we try to boot a SS2 clone over the network (from a sparc running
> NetBSD 1.1 from disk), it fails (panics). The last things is prints
> before crashing is (typed in by hand):
> 
> nfs_boot: using network interface 'le0'
> nfs_boot: client_addr=0xc047148a
> nfs_boot: server_addr=0xc047148b
> nfs_boot: hostname=jerry
> panic: nfs_boot: mountd swap, error=72
> 
> Errno 72 is EBADRPC, "RPC struct is bad", which is kind of strange...
> I have a faint memory that this problem used to exist on NetBSD/sun3.
> Anyone having any ideas/suggestions?

This happened to me when my NFS volume was not a mount point.  For some 
reason it has to be a mount point to boot from it.