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Date: Fri, 19 Nov 2004 13:08:20 +0000 (GMT)
From: Robert Watson <rwatson@freebsd.org>
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To: =?iso-8859-2?Q?S=B3awek_=AFak?= <zaks@prioris.mini.pw.edu.pl>
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cc: stable@freebsd.org
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Subject: Re: Network related panic on FreeBSD 5.3-STABLE/AMD64
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On Fri, 19 Nov 2004, [iso-8859-2] S=B3awek =AFak wrote:

> "Robert Watson" <rwatson@freebsd.org> writes:
>=20
> > On Fri, 19 Nov 2004, Robert Watson wrote:
> >
> >>=20
> >> On Fri, 19 Nov 2004, Slawek Zak wrote:
> >>=20
> >> > I can reproduce it easily,
> >> >=20
> >> > The panic message and backtrace is:
> >>=20
> >> Could I get you to convert the symbol+offsets below to line numbers
> >> using gdb on a copy of your kernel with debugging symbols?  In
> >> particular, the offsets into tcp_output, tcp_input, and ip_input.
>=20
>     Here are the offsets:
>=20
> tcp_input.c:1993
> tcp_output.c:804   =20
> ip_input.c:743
>=20
>     As for SOCKBUF_DEBUG I'll reboot and try.

Using the core, could you also print the contents of *so and
*so->so_snd.sb_mb in the tcp_output frame?

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert@fledge.watson.org      Principal Research Scientist, McAfee Research