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Date: Wed, 30 Jul 2003 21:52:23 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: Scot Loach <sloach@sandvine.com>
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Subject: Re: kernel panic
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On Wed, Jul 30, 2003 at 06:41:03PM -0400, Scot Loach wrote:
> Yesterday I had a kernel panic on a FreeBSD 4.7 system.  Looking at the c=
ore
> dump, it was caused by a corrupted uidinfo pointer referenced by a tcp pc=
b.
> I searched through the archives and found an identical stack trace in this
> message from 2000:
>=20
> http://docs.freebsd.org/cgi/getmsg.cgi?fetch=3D322837+0+archive/2000/free=
bsd-s
> table/20000625.freebsd-stable
>=20
> This was apparently fixed by a patch discussed in this thread.
>=20
> http://www.geocrawler.com/archives/3/171/2000/11/0/4718890/
>=20
> The patch was applied to version 1.66 and 1.67 of /sys/kern/kern_resource=
.c
>=20
> I browsed through the CVS for these changes, but found no evidence of them
> ever being merged to RELENG_4.
>=20
> This is a real memory corruption in the kernel.  If these changes were ne=
ver
> merged, does anyone know wny?  Can anyone suggest a course of action to
> resolve this?=20

It looks like most of the content of those commits were 5.0 specific,
but you'd have to ask the committer about strategies for merging the
behaviour.

Kris


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