From owner-freebsd-stable@FreeBSD.ORG Fri Jul 3 12:27:17 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 173E91065672 for ; Fri, 3 Jul 2009 12:27:17 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from gizmo.2hip.net (gizmo.2hip.net [64.74.207.195]) by mx1.freebsd.org (Postfix) with ESMTP id CEA228FC13 for ; Fri, 3 Jul 2009 12:27:16 +0000 (UTC) (envelope-from rnoland@FreeBSD.org) Received: from [192.168.1.4] (adsl-146-138-56.bna.bellsouth.net [70.146.138.56]) (authenticated bits=0) by gizmo.2hip.net (8.14.3/8.14.3) with ESMTP id n63CRE6e024478 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 3 Jul 2009 08:27:15 -0400 (EDT) (envelope-from rnoland@FreeBSD.org) From: Robert Noland To: Ian J Hart In-Reply-To: <20090703100627.197838cphjnil82s@10.248.192.16> References: <20090703100627.197838cphjnil82s@10.248.192.16> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-3ubMvi6UgXzAt6fKF9sh" Organization: FreeBSD Date: Fri, 03 Jul 2009 07:27:09 -0500 Message-Id: <1246624029.1855.58.camel@balrog.2hip.net> Mime-Version: 1.0 X-Mailer: Evolution 2.26.2 FreeBSD GNOME Team Port X-Spam-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_PBL, RDNS_DYNAMIC,SPF_SOFTFAIL autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on gizmo.2hip.net Cc: freebsd-stable@freebsd.org Subject: Re: trap 12 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Jul 2009 12:27:17 -0000 --=-3ubMvi6UgXzAt6fKF9sh Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2009-07-03 at 10:06 +0100, Ian J Hart wrote: > Is this likely to be hardware? Details will follow if not. >=20 > [copied from a screen dump] >=20 > Fatal trap 12: page fault while in kernel mode > cpuid =3D 1; apic id =3D 01 > fault virtual address =3D 0x0 > fault code =3D supervisor write data, page not present > instruction pointer =3D 0x8:0xffffffff807c6c12 > stack pointer =3D 0x10:0xffffffff510e7890 > frame pointer =3D 0x10:0xffffff00054a6c90 > code segment =3D base 0x0, limit 0xfffff, type 0x1b > =3D DPL 0, pres 1, long 1 def32 0, gran 1 > processor eflags =3D interrupt enabled, resume, IOPL =3D 0 > current process =3D 75372 (printf) > trap number =3D 12 > panic: page fault > cpuid =3D 1 > uptime: 8m2s > Cannot dump. No dump device defined. >=20 I would doubt it. Are you using drm, with the radeon driver? There are a few corner cases where this can happen. http://people.freebsd.org/~rnoland/drm_radeon-copyin-fix-try2.patch should help if this is the case. robert. --=20 Robert Noland FreeBSD --=-3ubMvi6UgXzAt6fKF9sh Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (FreeBSD) iEYEABECAAYFAkpN+R0ACgkQM4TrQ4qfROMBhgCfREpGKBY6NxK+Bptuf8KcrYMe ApUAnjIzmHjIiZUiOEl3j81Dqve5s3Ac =pfKV -----END PGP SIGNATURE----- --=-3ubMvi6UgXzAt6fKF9sh--