Re: ipv6 activity causing system hang in kernel 2.4.4

[David S. Miller]

Try this patch, posted the other day.  I bet if you inspected,
you'd find OOPSes in your logs:

--- ../vanilla/linux/net/ipv6/ndisc.c	Thu Apr 26 22:17:26 2001
+++ net/ipv6/ndisc.c	Fri May  4 18:44:54 2001
@@ -394,7 +382,7 @@
 	int send_llinfo;
 
 	len = sizeof(struct icmp6hdr) + sizeof(struct in6_addr);
-	send_llinfo = dev->addr_len && ipv6_addr_type(saddr) != IPV6_ADDR_ANY;
+	send_llinfo = dev->addr_len && saddr && ipv6_addr_type(saddr) != IPV6_ADDR_ANY;
 	if (send_llinfo)
 		len += NDISC_OPT_SPACE(dev->addr_len);