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Date: Tue, 15 Nov 2005 17:51:46 -0500
From: Kris Kennaway <kris@obsecurity.org>
To: Guido Van Hoecke <Guido@VanHoecke.org>
Message-ID: <20051115225145.GA65135@xor.obsecurity.org>
References: <86mzk54jf4.fsf@wodan.van.hoecke>
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Cc: FreeBSD Questions List <freebsd-questions@freebsd.org>
Subject: Re: Page fault in kernel mode, 6.0-RELEASE
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On Tue, Nov 15, 2005 at 11:48:15PM +0100, Guido Van Hoecke wrote:
> I am fairly new at FreeBSD. I installed a 'beastie' server with=20
>=20
> FreeBSD 6.0-RELEASE #0: Thu Nov  3 09:36:13 UTC 2005
>     root@x64.samsco.home:/usr/obj/usr/src/sys/GENERIC
>=20
> but it traps immediately after the boot menu with following output
> immediately after the boot menu:
>=20
> /boot/kernel/acpi.ko text=3D0x40c2c data=3D0x2160+0x1090 \
> syms=3D[0x4+0x7810+0x4+0xa292]
>=20
> Fatal trap 12: page fault while in kernel mode
> fault virtual address   =3D 0x8
> fault code              =3D supervisor read, page not present
> instruction pointer     =3D 0x20:0xc079abb9
> stack pointer           =3D 0x28:0xc0c20d4c
> frame pointer           =3D 0x28:0xc0c20d58
> code segment            =3D base 0x0, limit 0xfffff, type 0x1b
>                         =3D DPL 0, pres 1, def32 1, gran 1
> processor eflags        =3D interrupt enabled, resume, IOPL =3D 0
> current process         =3D 0 ()
> trap number             =3D 12
> panic: page fault
> Uptime: 1s
>=20
> Note that the /boot/kernel/acpi.ko line is absent if I boot with acpi
> disabled (menu option 2). But the trap info is not affected by slecting
> that boot option.

Are you using other modules (e.g. nvidia driver)?

Kris

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