From owner-freebsd-current@FreeBSD.ORG Sun Aug 28 07:52:33 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org 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 2696516A41F for ; Sun, 28 Aug 2005 07:52:33 +0000 (GMT) (envelope-from freebsd-listen@fabiankeil.de) Received: from smtprelay01.ispgateway.de (smtprelay01.ispgateway.de [80.67.18.13]) by mx1.FreeBSD.org (Postfix) with ESMTP id 20E4743D48 for ; Sun, 28 Aug 2005 07:52:31 +0000 (GMT) (envelope-from freebsd-listen@fabiankeil.de) Received: (qmail 3783 invoked from network); 28 Aug 2005 07:52:29 -0000 Received: from unknown (HELO localhost) ([pbs]775067@[217.187.179.145]) (envelope-sender ) by smtprelay01.ispgateway.de (qmail-ldap-1.03) with SMTP for ; 28 Aug 2005 07:52:29 -0000 Date: Sun, 28 Aug 2005 09:52:54 +0200 From: Fabian Keil To: Gavin Atkinson Message-ID: <20050828095254.3de97e88@localhost> In-Reply-To: <20050823133046.Q73182@ury.york.ac.uk> References: <20050821150125.56f992e0@localhost> <20050823133046.Q73182@ury.york.ac.uk> X-Mailer: Sylpheed-Claws 1.0.4 (GTK+ 1.2.10; i386-portbld-freebsd5.4) X-PGP-Key-URL: http://www.fabiankeil.de/gpg-keys/freebsd-listen-2006-08-19.asc Mime-Version: 1.0 Content-Type: multipart/signed; boundary="Signature_Sun__28_Aug_2005_09_52_54_+0200_5Dx/n+d95+o7E4jE"; protocol="application/pgp-signature"; micalg=pgp-sha1 Cc: freebsd-current@freebsd.org Subject: Re: Reproducible FreeBSD 6.0-BETA2 panic - probably ATA-ng related X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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, 28 Aug 2005 07:52:33 -0000 --Signature_Sun__28_Aug_2005_09_52_54_+0200_5Dx/n+d95+o7E4jE Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Gavin Atkinson wrote: > On Sun, 21 Aug 2005, Fabian Keil wrote: > > I own a Plextor PlexWriter Premium, the drive has a buggy firmware > > which crashes if you try to burn multi session in SAO mode. > > On FreeBSD 6.0-BETA2 a panic is caused: >=20 > [snip the CD ROM drive detaching...] =20 > It's a known issue. I see exactly this same panic 80% of the time on my= =20 > laptop on resume from ACPI suspend. I believe it was introduced during=20 > the newbus-ification of ATA-mk3. On the call to acd_geom_detach,=20 > acd_softc is already null. >=20 > (kgdb) f 23 > #23 0xc04dd936 in acd_geom_detach (arg=3D0xc16dd680, flag=3D0) > at /usr/src/sys/dev/ata/atapi-cd.c:199 > 199 g_wither_geom(cdp->gp, ENXIO); > (kgdb) list > 194 acd_geom_detach(void *arg, int flag) > 195 { > 196 struct acd_softc *cdp =3D device_get_ivars(arg); > 197 > 198 /* signal geom so we dont get any further requests */ > 199 g_wither_geom(cdp->gp, ENXIO); > 200 > 201 /* fail requests on the queue and any thats "in flight" for t= his device */ > 202 ata_fail_requests(arg); > 203 > (kgdb) p cdp > $5 =3D (struct acd_softc *) 0x0 Thanks for the information. Is this the problem you described in and did you already find the causing commit? Fabian --=20 http://www.fabiankeil.de/ --Signature_Sun__28_Aug_2005_09_52_54_+0200_5Dx/n+d95+o7E4jE Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFDEW1kjV8GA4rMKUQRAg2YAKDYgMIEBvaPQAVoN5EzCtJe0X5J/wCgpTVZ G3suL7JkztnR2SJS1cgKdK4= =gSG0 -----END PGP SIGNATURE----- --Signature_Sun__28_Aug_2005_09_52_54_+0200_5Dx/n+d95+o7E4jE--