From owner-freebsd-current@FreeBSD.ORG Fri Apr 30 03:17:35 2004 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 9442716A4CE for ; Fri, 30 Apr 2004 03:17:35 -0700 (PDT) Received: from darkness.comp.waw.pl (darkness.comp.waw.pl [195.117.238.236]) by mx1.FreeBSD.org (Postfix) with ESMTP id 41D9B43D41 for ; Fri, 30 Apr 2004 03:17:35 -0700 (PDT) (envelope-from pjd@darkness.comp.waw.pl) Received: by darkness.comp.waw.pl (Postfix, from userid 1009) id E1C2DACAEE; Fri, 30 Apr 2004 12:17:33 +0200 (CEST) Date: Fri, 30 Apr 2004 12:17:33 +0200 From: Pawel Jakub Dawidek To: freebsd-current@freebsd.org Message-ID: <20040430101733.GO24376@darkness.comp.waw.pl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ahWNmK+0tXt5sn0+" Content-Disposition: inline User-Agent: Mutt/1.4.2i X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 5.2.1-RC2 i386 Subject: LOR: /sys/ufs/ffs/ffs_snapshot.c:1893 /sys/vm/vm_map.c:2206 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: Fri, 30 Apr 2004 10:17:35 -0000 --ahWNmK+0tXt5sn0+ Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Known? lock order reversal 1st 0xc63b811c vnode interlock (vnode interlock) @ /mnt/perf/src/sys/ufs/f= fs/ffs_snapshot.c:1893 2nd 0xc1039118 system map (system map) @ /mnt/perf/src/sys/vm/vm_map.c:2206 Stack backtrace: backtrace(0,ffffffff,c0708c10,c0709ac0,c0608320) at backtrace+0x12 witness_checkorder(c1039118,9,c05eed2c,89e) at witness_checkorder+0x593 _mtx_lock_flags(c1039118,0,c05eed2c,89e) at _mtx_lock_flags+0x68 _vm_map_lock(c10390b8,c05eed2c,89e) at _vm_map_lock+0x21 vm_map_remove(c10390b8,c6727000,c6729000,e72b29ec,c0572341) at vm_map_remov= e+0x1f kmem_free(c10390b8,c6727000,2000,e72b2a04,c05738b7) at kmem_free+0x25 page_free(c6727000,2000,22,c0616380,e72b2a28) at page_free+0x31 uma_large_free(c63d3f54) at uma_large_free+0x7b free(c6727000,c0616380,c66e1100,a,c636d000) at free+0xfc ffs_snapshot_unmount(c636d000) at ffs_snapshot_unmount+0xe7 ffs_flushfiles(c636d000,4,c666cbd0) at ffs_flushfiles+0x3b softdep_flushfiles(c636d000,4,c666cbd0,c636fb00,0) at softdep_flushfiles+0x= 1e ffs_mount(c636d000,c669a900,bfbfdf90,e72b2bf4,c666cbd0) at ffs_mount+0x1c7 vfs_domount(c666cbd0,c61c6c60,c669a900,10001,bfbfdf90) at vfs_domount+0x6e6 mount(c666cbd0,e72b2d14,4,0,202) at mount+0x6c syscall(2f,2f,2f,bfbfdf8c,2) at syscall+0x217 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (21), eip =3D 0x280c0f4f, esp =3D 0xbfbfdf6c, ebp =3D 0xbfbfe01= 8 --- --=20 Pawel Jakub Dawidek http://www.FreeBSD.org pjd@FreeBSD.org http://garage.freebsd.pl FreeBSD committer Am I Evil? Yes, I Am! --ahWNmK+0tXt5sn0+ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAkie9ForvXbEpPzQRAh8vAJ9q6CZgquVoYQnjTTfkmQy7bLHfjACgtsOX I6OUs3wvNO2+c2NJIdPLIsA= =nQ92 -----END PGP SIGNATURE----- --ahWNmK+0tXt5sn0+--