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Date: Mon, 1 Aug 2005 09:32:44 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Freminlins <freminlins@gmail.com>
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Cc: questions@freebsd.org
Subject: Re: Crashes on 5.4R
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On Mon, Aug 01, 2005 at 01:41:43PM +0100, Freminlins wrote:
> Hello,
>=20
> I have a machine which I've installed afresh with 5.4R last week. It
> is a dual Xeon machine with hyperthreading. Since I've updated it, it
> has crashed regularly. So regularly that I have had to remove it from
> service.
>=20
> I built a debugging kernel and from my last crash dump I get the followin=
g:
>=20
> #0  doadump () at pcpu.h:159
> 159             __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td));
>=20
> Now, I'm in the fortunate position of not having FreeBSD crash
> usually, so I'm not sure what to do next.
>=20
> Can someone offer some help?

See the chapter on kernel debugging in the developers' handbook.

Kris

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