From owner-freebsd-current@FreeBSD.ORG Thu Apr 24 14:26:43 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 1FD0237B401 for ; Thu, 24 Apr 2003 14:26:43 -0700 (PDT) Received: from ns2.gnf.org (ns2.gnf.org [63.196.132.68]) by mx1.FreeBSD.org (Postfix) with ESMTP id 29F1A43FAF for ; Thu, 24 Apr 2003 14:26:42 -0700 (PDT) (envelope-from gtetlow@gnf.org) Received: from EXCHCLUSTER01.lj.gnf.org (exch01.lj.gnf.org [172.25.10.19]) by ns2.gnf.org (8.12.6p2/8.12.3) with ESMTP id h3OLQd8V087892 for ; Thu, 24 Apr 2003 14:26:39 -0700 (PDT) (envelope-from gtetlow@gnf.org) Received: from roark.gnf.org ([172.25.24.15]) by EXCHCLUSTER01.lj.gnf.org with Microsoft SMTPSVC(5.0.2195.5329); Thu, 24 Apr 2003 14:26:42 -0700 Received: from roark.gnf.org (localhost [127.0.0.1]) by roark.gnf.org (8.12.9/8.12.9) with ESMTP id h3OLQfZc037175 for ; Thu, 24 Apr 2003 14:26:41 -0700 (PDT) (envelope-from gtetlow@gnf.org) Received: (from gtetlow@localhost) by roark.gnf.org (8.12.9/8.12.9/Submit) id h3OLQf7j037174 for current@FreeBSD.org; Thu, 24 Apr 2003 14:26:41 -0700 (PDT) (envelope-from gtetlow) Date: Thu, 24 Apr 2003 14:26:41 -0700 From: Gordon Tetlow To: current@FreeBSD.org Message-ID: <20030424212641.GU9682@roark.gnf.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Y88ZgXPnK3pWvLGs" Content-Disposition: inline User-Agent: Mutt/1.4i X-Habeas-SWE-1: winter into spring X-Habeas-SWE-2: brightly anticipated X-Habeas-SWE-3: like Habeas SWE (tm) X-Habeas-SWE-4: Copyright 2002 Habeas (tm) X-Habeas-SWE-5: Sender Warranted Email (SWE) (tm). The sender of this X-Habeas-SWE-6: email in exchange for a license for this Habeas X-Habeas-SWE-7: warrant mark warrants that this is a Habeas Compliant X-Habeas-SWE-8: Message (HCM) and not spam. Please report use of this X-Habeas-SWE-9: mark in spam to . X-OriginalArrivalTime: 24 Apr 2003 21:26:42.0095 (UTC) FILETIME=[32E1D3F0:01C30AA8] Subject: LOR in NFS server 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: Thu, 24 Apr 2003 21:26:43 -0000 --Y88ZgXPnK3pWvLGs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I generated it while running nessus against my local machine. lock order reversal 1st 0xc9384c44 inp (inp) @ /local/usr.src/sys/netinet/tcp_input.c:649 2nd 0xc05aa84c tcp (tcp) @ /local/usr.src/sys/netinet/tcp_usrreq.c:621 Stack backtrace: backtrace(c04e9f03,c05aa84c,c04f0770,c04f0770,c04f1ae4) at backtrace+0x17 witness_lock(c05aa84c,8,c04f1ae4,26d,0) at witness_lock+0x692 _mtx_lock_flags(c05aa84c,0,c04f1ae4,26d,0) at _mtx_lock_flags+0xb2 tcp_usr_rcvd(c8a63800,80,c04ea514,df0e9a9c,3b9aca00) at tcp_usr_rcvd+0x30 soreceive(c8a63800,df0e9ad8,df0e9ae4,df0e9adc,0) at soreceive+0x86a nfsrv_rcv(c8a63800,c6d4fb00,4,34,10430) at nfsrv_rcv+0x8a sowakeup(c8a63800,c8a6384c,c04f11d5,434,108) at sowakeup+0x97 tcp_input(c21f5400,14,c0304f91,df0e9c5c,c02f60ba) at tcp_input+0x1341 ip_input(c21f5400,0,c04efede,e9,c21bd280) at ip_input+0x7b0 swi_net(0,0,c04e4eed,217,c21c73c0) at swi_net+0x111 ithread_loop(c21c6100,df0e9d48,c04e4d5d,314,c21c8d10) at ithread_loop+0x16c fork_exit(c02ec2d0,c21c6100,df0e9d48) at fork_exit+0xc0 fork_trampoline() at fork_trampoline+0x1a --- trap 0x1, eip = 0, esp = 0xdf0e9d7c, ebp = 0 --- -gordon --Y88ZgXPnK3pWvLGs Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE+qFaRRu2t9DV9ZfsRAhKNAJ9gfKth9TbtsyzNIaMnf687eos/rACfUoVi yo/RmUlBJR/DlOv39/HKybQ= =UciX -----END PGP SIGNATURE----- --Y88ZgXPnK3pWvLGs--