misc/89534: ifconfig causes page fault
Kris Kennaway
kris at obsecurity.org
Sun Nov 27 07:00:18 GMT 2005
The following reply was made to PR kern/89534; it has been noted by GNATS.
From: Kris Kennaway <kris at obsecurity.org>
To: Stuart Weaver <sweaver at sweaver.net>
Cc: freebsd-gnats-submit at FreeBSD.org
Subject: Re: misc/89534: ifconfig causes page fault
Date: Sun, 27 Nov 2005 01:51:36 -0500
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On Fri, Nov 25, 2005 at 03:35:21PM +0000, Stuart Weaver wrote:
> I manualy copied the following from the console, there may be errors:
>=20
> Fatal trap 12: page fault wile in kernel mode
> fault virtual address =3D 0xc1d6e024
> fault code =3D supervisor read, pate not present
> instruction pointer =3D 0x20:0xc06bc581
> stack pointer =3D 0x28:0xdd6cd6d4
> frame pointer =3D 0x28:0xdd6cd724
> code segmet =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 857 (ifconfig)
> trap number =3D 12
> panic: page fault
> Uptime: 13m8s
> Dumping 459 MB (2 chunks)
> chunk 0: 1MB (159 pages) ... ok
> chunk 1: 479MB (122608 pages) 463 447 431 415 399 383 367 335 319 303 2=
87 271
> 255 239 207 191 175 159 143 127 111 95 79 63 47 31 15 ... ok
Please obtain a debugging backtrace as described in the developers
handbook chapter on kernel debugging.
Kris
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