From owner-freebsd-current@FreeBSD.ORG Sat Nov 15 21:04:43 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7173E16A4CE; Sat, 15 Nov 2003 21:04:43 -0800 (PST) Received: from mail-in.m-online.net (svr8.m-online.net [62.245.150.237]) by mx1.FreeBSD.org (Postfix) with ESMTP id ED54A43FAF; Sat, 15 Nov 2003 21:04:41 -0800 (PST) (envelope-from h@schmalzbauer.de) Received: from mail.m-online.net (svr14.m-online.net [192.168.3.144]) by svr8.m-online.net (Postfix) with ESMTP id 25FD714E6; Sun, 16 Nov 2003 06:04:20 +0100 (CET) Received: from cale.flintsbach.schmalzbauer.de (ppp-62-245-161-121.mnet-online.de [62.245.161.121]) by mail.m-online.net (Postfix) with ESMTP id E204F18404; Sun, 16 Nov 2003 06:04:14 +0100 (CET) From: Harald Schmalzbauer To: Robert Watson Date: Sun, 16 Nov 2003 06:04:10 +0100 User-Agent: KMail/1.5.4 References: <200311160549.14917@harrymail> In-Reply-To: <200311160549.14917@harrymail> X-Birthday: 06 Oktober 1972 X-Name: Harald Schmalzbauer X-Phone1: +49 (0) 163 555 3237 X-Phone2: +49 (0) 89 18947781 X-Address: Munich, 80686 X-Country: Germany MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="Boundary-02=_OVwt/2B/x3pBBfn"; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <200311160604.14632@harrymail> cc: current@freebsd.org Subject: Re: kernel panic with todays source X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 16 Nov 2003 05:04:43 -0000 --Boundary-02=_OVwt/2B/x3pBBfn Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Content-Description: signed data Content-Disposition: inline On Sunday 16 November 2003 05:49, Harald Schmalzbauer wrote: > On Sunday 16 November 2003 05:34, Robert Watson wrote: > > On Sun, 16 Nov 2003, Harald Schmalzbauer wrote: > > > Fatal trap 12 :page fault while in kernel mode > > > fault virtual address =3D0x24 > > > fault code =3Dsupervisor read, page not present > > > instruction pointer =3D0x8:0xc056c706 > > > stack pointer =3D0x10:0xcdca4ca4 > > > frame pointer =3D0x10:0xcdca4ca4 > > > code segment =3Dbase 0x0, limit 0xfffff, type 0x1b > > > =3DDPL 0, pres 1, def32 1, gran 1 > > > processor eflags =3Dresume, IOPL=3D0 > > > current process =3D11 (idle) > > > trap number =3D12 > > > panic: page fault > > > > > > I do have compiled the kernel with makeoptions debug but I don't have= a > > > serial terminal nor firewire. > > > > Could you show the output from running the following command in "gdb -k > > kernel.debug": > > > > l *0xc056c706 Sorry, forgot to mention that I answered this in Craig Rodrigues mail. But= =20 while I'm here: (kgdb) l *0xc056c706 0xc056c706 is in vsscanf (/usr/src/sys/kern/subr_scanf.c:224). 219 220 case '[': 221 fmt =3D __sccl(ccltab, fmt); 222 flags |=3D NOSKIP; 223 c =3D CT_CCL; 224 break; 225 226 case 'c': 227 flags |=3D NOSKIP; 228 c =3D CT_CHAR; Thanks, =2DHarry > > > > This will tell us where in the kernel the instruction pointer in questi= on > > was. For whatever reason, your kernel panic doesn't seem to have dropp= ed > > you into DDB (at least, the output looks that way). If you did get into > > ddb, the results of the "trace" command would be very helpful. As you > > have no serial console, it's probably sufficient to just transcript the > > I think for this I need to set "options DDB" in my kernel, don't I? But > without serial terminal this is pretty useless I think. > But I'll do if you can get needed information which was otherwise not > accessable. > > Thanks, > > -Harry > > > offsets at the end of each line in the trace (functioname+0xOFFSET) > > without the argument entries. > > > > Robert N M Watson FreeBSD Core Team, TrustedBSD Projects > > robert@fledge.watson.org Network Associates Laboratories --Boundary-02=_OVwt/2B/x3pBBfn Content-Type: application/pgp-signature Content-Description: signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQA/twVOBylq0S4AzzwRAuhOAJ0TdoTKEnoCZLRLDsL+jHkDrksngwCdGOOh O/c+6mfUAai3S4Knd5nNv9k= =I81N -----END PGP SIGNATURE----- --Boundary-02=_OVwt/2B/x3pBBfn--