From owner-freebsd-stable@FreeBSD.ORG Fri Jan 8 21:59:22 2010 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 B9CA31065676 for ; Fri, 8 Jan 2010 21:59:22 +0000 (UTC) (envelope-from peterjeremy@acm.org) Received: from mail36.syd.optusnet.com.au (mail36.syd.optusnet.com.au [211.29.133.76]) by mx1.freebsd.org (Postfix) with ESMTP id 3CB9F8FC15 for ; Fri, 8 Jan 2010 21:59:21 +0000 (UTC) Received: from server.vk2pj.dyndns.org (c122-106-232-83.belrs3.nsw.optusnet.com.au [122.106.232.83]) by mail36.syd.optusnet.com.au (8.13.1/8.13.1) with ESMTP id o08LxJtJ003325 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 9 Jan 2010 08:59:19 +1100 X-Bogosity: Ham, spamicity=0.000000 Received: from server.vk2pj.dyndns.org (localhost.vk2pj.dyndns.org [127.0.0.1]) by server.vk2pj.dyndns.org (8.14.3/8.14.3) with ESMTP id o08LxHg3064317; Sat, 9 Jan 2010 08:59:17 +1100 (EST) (envelope-from peter@server.vk2pj.dyndns.org) Received: (from peter@localhost) by server.vk2pj.dyndns.org (8.14.3/8.14.3/Submit) id o08LxGqo064310; Sat, 9 Jan 2010 08:59:16 +1100 (EST) (envelope-from peter) Date: Sat, 9 Jan 2010 08:59:16 +1100 From: Peter Jeremy To: freebsd-stable@freebsd.org Message-ID: <20100108215916.GD41129@server.vk2pj.dyndns.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="eqp4TxRxnD4KrmFZ" Content-Disposition: inline X-PGP-Key: http://members.optusnet.com.au/peterjeremy/pubkey.asc User-Agent: Mutt/1.5.20 (2009-06-14) Cc: bzeeb+freebsd+lor@zabbadoz.net Subject: New LOR: allproc/zfs 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, 08 Jan 2010 21:59:22 -0000 --eqp4TxRxnD4KrmFZ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Just found a new LOR on 8-STABLE/amd64 from 30-Nov. It's possible that it was associated with 'vmstat -m'. Reported as kern/142489 lock order reversal: 1st 0xffffffff807417c0 allproc (allproc) @ /usr/src/sys/vm/vm_meter.c:130 2nd 0xffffff002c263ba8 zfs (zfs) @ /usr/src/sys/kern/vfs_subr.c:2188 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a _witness_debugger() at _witness_debugger+0x2c witness_checkorder() at witness_checkorder+0x66f __lockmgr_args() at __lockmgr_args+0x475 vop_stdlock() at vop_stdlock+0x39 VOP_LOCK1_APV() at VOP_LOCK1_APV+0x52 _vn_lock() at _vn_lock+0x47 vrele() at vrele+0xc3 vm_object_deallocate() at vm_object_deallocate+0x1ad _vm_map_unlock() at _vm_map_unlock+0x70 vm_map_remove() at vm_map_remove+0x6f vmspace_free() at vmspace_free+0x56 vmtotal() at vmtotal+0x3d5 sysctl_root() at sysctl_root+0xa1 userland_sysctl() at userland_sysctl+0x158 __sysctl() at __sysctl+0xaa syscall() at syscall+0x1ac Xfast_syscall() at Xfast_syscall+0xe1 --- syscall (202, FreeBSD ELF64, __sysctl), rip =3D 0x800bc5a9c, rsp =3D 0x= 7fffffffdaf8, rbp =3D 0x7fffffffdb08 --- --=20 Peter Jeremy --eqp4TxRxnD4KrmFZ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAktHqrQACgkQ/opHv/APuIfwTACgwBLhDu+ilh2Q3QVEwyXUUpcB dfoAn2OHDTcGzmaFxfUHiF6oPgmn4yVk =EDPy -----END PGP SIGNATURE----- --eqp4TxRxnD4KrmFZ--