--- src/sys/netproto/ns/ns_input.c	2006/01/14 13:36:40	1.17
+++ src/sys/netproto/ns/ns_input.c	2006/05/20 06:32:41	1.18
@@ -232,7 +232,7 @@ nsintr(struct netmsg *msg)
 bad:
 	m_freem(m);
 out:
-	lwkt_replymsg(&msg->nm_lmsg, 0);
+	/* msg was embedded in the mbuf, do not reply! */
 	return(EASYNC);
 }