From owner-freebsd-current@FreeBSD.ORG Mon Dec 11 07:59:31 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4A3EF16A403 for ; Mon, 11 Dec 2006 07:59:31 +0000 (UTC) (envelope-from amistry@am-productions.biz) Received: from mail.united-ware.com (am-productions.biz [69.61.164.22]) by mx1.FreeBSD.org (Postfix) with ESMTP id C48B643CA5 for ; Mon, 11 Dec 2006 07:58:15 +0000 (GMT) (envelope-from amistry@am-productions.biz) Received: from [192.168.1.100] (cpe-24-210-75-119.columbus.res.rr.com [24.210.75.119]) (authenticated bits=0) by mail.united-ware.com (8.13.8/8.13.8) with ESMTP id kBB8K6ao077639 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 11 Dec 2006 03:20:13 -0500 (EST) (envelope-from amistry@am-productions.biz) From: Anish Mistry Organization: AM Productions To: freebsd-current@freebsd.org Date: Mon, 11 Dec 2006 03:00:41 -0500 User-Agent: KMail/1.9.4 MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1789224.turjmvTa26"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200612110300.51432.amistry@am-productions.biz> X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_50,MYFREEBSD2, RCVD_IN_NJABL_DUL,SPF_SOFTFAIL autolearn=no version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on mail.united-ware.com X-Virus-Scanned: ClamAV 0.88.5/2314/Sun Dec 10 15:02:13 2006 on mail.united-ware.com X-Virus-Status: Clean X-Mailman-Approved-At: Mon, 11 Dec 2006 12:45:41 +0000 Subject: dcons kldunload panic 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: Mon, 11 Dec 2006 07:59:31 -0000 --nextPart1789224.turjmvTa26 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline This is probably one of those "don't do that" problems. I can=20 reliably panic my -CURRENT system by having dcons setup then doing=20 the following: kldunload fireware kldunload dcons kill And then I get this panic, the message seems corrupt and adding the=20 dcons symbols file doesn't seem to help. #0 doadump () at pcpu.h:166 #1 0xc0444e2a in db_fncall (dummy1=3D-1068514612, dummy2=3D0, dummy3=3D1,= =20 dummy4=3D0xcc82e908 "") at /usr/src/sys/ddb/db_command.c:486 #2 0xc0445105 in db_command_loop ()=20 at /usr/src/sys/ddb/db_command.c:401 #3 0xc0446d13 in db_trap (type=3D3, code=3D0)=20 at /usr/src/sys/ddb/db_main.c:222 #4 0xc04fc6eb in kdb_trap (type=3D3, code=3D0, tf=3D0x0) at /usr/src/sys/kern/subr_kdb.c:502 #5 0xc061207c in trap (frame=3D {tf_fs =3D 8, tf_es =3D 40, tf_ds =3D 40, tf_edi =3D -1038531312, tf_= esi=20 =3D -1067202952, tf_ebp =3D -863835460, tf_isp =3D -863835480, tf_ebx=20 =3D -863835420, tf_edx =3D -1067199496, tf_ecx =3D -1056878592, tf_eax=20 =3D -1067189541, tf_trapno =3D 3, tf_err =3D 0, tf_eip =3D -1068514612, tf_= cs=20 =3D 32, tf_eflags =3D 646, tf_esp =3D -863835432, tf_ss =3D -1068646766})=20 at /usr/src/sys/i386/i386/trap.c:622 #6 0xc060244a in calltrap ()=20 at /usr/src/sys/i386/i386/exception.s:138 #7 0xc04fc2cc in kdb_enter (msg=3D0xc063fadb "KDB: enter: %s\n") at=20 cpufunc.h:60 #8 0xc04dbe92 in panic ( fmt=3D0xc063c678 "_mtx_lock_sleep: recursed on non-recursive=20 mutex %s @ %s:%d\n") at /usr/src/sys/kern/kern_shutdown.c:551 #9 0xc04d3746 in _mtx_lock_sleep (m=3D0xc06a4284, tid=3D3227783745,=20 opts=3D0,=20 file=3D0xc0641241 "/usr/src/sys/kern/subr_unit.c", line=3D719) at /usr/src/sys/kern/kern_mutex.c:294 #10 0xc04d37c3 in _mtx_lock_flags (m=3D0xc1015000, opts=3D0,=20 file=3D0xc0641241 "/usr/src/sys/kern/subr_unit.c", line=3D719) =2D--Type to continue, or q to quit--- at /usr/src/sys/kern/kern_mutex.c:138 #11 0xc05076e9 in free_unr (uh=3D0xc1c08d00, item=3D31) at /usr/src/sys/kern/subr_unit.c:719 #12 0xc0486612 in devfs_free (cdev=3D0xc063fadb) at /usr/src/sys/fs/devfs/devfs_devs.c:144 #13 0xc04b4d54 in destroy_devl (dev=3D0xc1c4d800) at /usr/src/sys/kern/kern_conf.c:712 #14 0xc04b4db3 in destroy_dev (dev=3D0xc1c4d800) at /usr/src/sys/kern/kern_conf.c:721 #15 0xc093d7b3 in ?? () #16 0xc1c4d800 in ?? () #17 0xc093ed20 in ?? () #18 0x00000000 in ?? () #19 0x0000005c in ?? () #20 0xc093da21 in ?? () #21 0x00000019 in ?? () #22 0x00000000 in ?? () #23 0xc1bfab80 in ?? () #24 0xcc82ec04 in ?? () #25 0xc093d92a in ?? () #26 0xc093eae0 in ?? () #27 0xc093ed88 in ?? () #28 0x00000000 in ?? () =2D--Type to continue, or q to quit--- #29 0xc093da42 in ?? () #30 0x00000000 in ?? () #31 0xc1bfab80 in ?? () #32 0xcc82ec20 in ?? () #33 0xc04d2d72 in module_unload (mod=3D0xc1c4d800, flags=3D-1064047224) at /usr/src/sys/kern/kern_module.c:244 Previous frame inner to this frame (corrupt stack?) =2D-=20 Anish Mistry amistry@am-productions.biz AM Productions http://am-productions.biz/ --nextPart1789224.turjmvTa26 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQBFfRAzxqA5ziudZT0RAhstAJ9lLpUlGmMIfyiLWc5BkCJTSVY7SQCeL5Ry chX94suGBx6QaCLYMRAlYaY= =3Xrt -----END PGP SIGNATURE----- --nextPart1789224.turjmvTa26--