Subject: Re: something strange with mbuf length...
To: Steven M. Bellovin <smb@cs.columbia.edu>
From: John R. Shannon <john@johnrshannon.com>
List: tech-net
Date: 04/22/2006 08:13:07
Steven M. Bellovin wrote:
> On Sat, 22 Apr 2006 13:13:19 +0100, Rui Paulo <rpaulo@fnop.net> wrote:
> 
>> "Konstantin KABASSANOV" <Konstantin.Kabassanov@lip6.fr> writes:
>>
>>> I do use ipfilter.
>> Since you and Steve both use ipfilter, can this be the problem ?
>>
> That's very high on my list of suspects.  I've had the crash when using
> two different interfaces, ath0 and ppp0.  The ppp0 instance doesn't
> support v6; in fact, when I fire up ntpd after starting that link, I get
> 
> bind() fd 12, family 24, port 123, addr fe80::211:25ff:fe43:e8a4, in6_is_addr_multicast=0 flags=0 fails: Can't assign requested address
> 
> My filter rules are very simple, too; no NAT, no proxies, just blocking a few ports.
> 
> 		--Steven M. Bellovin, http://www.cs.columbia.edu/~smb


My lockups are unrelated. I'm using neither ath0, ppp0 or any packet 
filter. Rate of occurance is several time per day.

-- 
John R. Shannon, CISSP
john@johnrshannon.com
jshannon@dsci-usa.com
john.r.shannon@us.army.mil
shannonjr@NetBSD.org