From owner-freebsd-bugs Wed Feb 17 23: 1:39 1999 Delivered-To: freebsd-bugs@freebsd.org Received: from labinfo.iet.unipi.it (labinfo.iet.unipi.it [131.114.9.5]) by hub.freebsd.org (Postfix) with SMTP id 61BE210E56 for ; Wed, 17 Feb 1999 23:01:34 -0800 (PST) (envelope-from luigi@labinfo.iet.unipi.it) Received: from localhost (luigi@localhost) by labinfo.iet.unipi.it (8.6.5/8.6.5) id DAA07165; Thu, 18 Feb 1999 03:58:28 +0100 From: Luigi Rizzo Message-Id: <199902180258.DAA07165@labinfo.iet.unipi.it> Subject: Re: Dummynet & ipfw: kernel crashes ! To: Emmanuel.Duros@sophia.inria.fr (Emmanuel Duros) Date: Thu, 18 Feb 1999 03:58:28 +0100 (MET) Cc: freebsd-bugs@freebsd.org In-Reply-To: <199902171930.UAA29858@chouette.inria.fr> from "Emmanuel Duros" at Feb 17, 99 08:29:52 pm X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 991 Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > >is this a crash or a panic ? Either way if you can tell me the panic > >msg or the IP where the fault occurs, and look with > > > > nm kernel | sort | more > > The kernel goes into a state which, I believe, is called a kernel panic > (vs a crash!). > I had a look at the IP (0xf0140fe7) where the fault occured and it is > here: > > f0140f80 F if_ethersubr.o > f0140f9c T _ether_output > f01412a0 T _ether_input > > After a few more trials: > > In fact I can configure the pipe directly on the console (I used to do > it via rlogin), both commands are executed without kernel panic. > > And when I initiate a ping I get a kernel panic... the thing is, i dont see any "DIAGNOSTIC" conditional code in ether_output(). One thing though, 2.2.8-RELEASE had somebugs in handling route information for packets send through a pipe, you should update ip_fw.c and ip_dummynet.c to the latest version (around Jan11). These fixes could be related to the problem you are experiencing. luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message