From owner-freebsd-current@FreeBSD.ORG Sun Jan 7 17:53:20 2007 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 BBF5316A412 for ; Sun, 7 Jan 2007 17:53:20 +0000 (UTC) (envelope-from rrs@cisco.com) Received: from rtp-iport-2.cisco.com (rtp-iport-2.cisco.com [64.102.122.149]) by mx1.freebsd.org (Postfix) with ESMTP id 704F713C44B for ; Sun, 7 Jan 2007 17:53:20 +0000 (UTC) (envelope-from rrs@cisco.com) Received: from rtp-dkim-2.cisco.com ([64.102.121.159]) by rtp-iport-2.cisco.com with ESMTP; 07 Jan 2007 12:53:19 -0500 X-IronPort-AV: i="4.13,158,1167627600"; d="scan'208"; a="111047406:sNHT47072184" Received: from rtp-core-2.cisco.com (rtp-core-2.cisco.com [64.102.124.13]) by rtp-dkim-2.cisco.com (8.12.11/8.12.11) with ESMTP id l07HrJad025138; Sun, 7 Jan 2007 12:53:19 -0500 Received: from xbh-rtp-211.amer.cisco.com (xbh-rtp-211.cisco.com [64.102.31.102]) by rtp-core-2.cisco.com (8.12.10/8.12.6) with ESMTP id l07HrJ2k004187; Sun, 7 Jan 2007 12:53:19 -0500 (EST) Received: from xfe-rtp-202.amer.cisco.com ([64.102.31.21]) by xbh-rtp-211.amer.cisco.com with Microsoft SMTPSVC(6.0.3790.1830); Sun, 7 Jan 2007 12:53:19 -0500 Received: from [127.0.0.1] ([161.44.11.166]) by xfe-rtp-202.amer.cisco.com with Microsoft SMTPSVC(6.0.3790.1830); Sun, 7 Jan 2007 12:53:18 -0500 Message-ID: <45A13372.3050606@cisco.com> Date: Sun, 07 Jan 2007 12:52:50 -0500 From: Randall Stewart User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061029 FreeBSD/i386 SeaMonkey/1.0.6 MIME-Version: 1.0 To: Craig Rodrigues References: <20070107171034.GA13836@crodrigues.org> In-Reply-To: <20070107171034.GA13836@crodrigues.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 07 Jan 2007 17:53:18.0876 (UTC) FILETIME=[B6E325C0:01C73284] DKIM-Signature: v=0.5; a=rsa-sha256; q=dns/txt; l=2102; t=1168192399; x=1169056399; c=relaxed/simple; s=rtpdkim2001; h=Content-Type:From:Subject:Content-Transfer-Encoding:MIME-Version; d=cisco.com; i=rrs@cisco.com; z=From:=20Randall=20Stewart=20 |Subject:=20Re=3A=20Witness=20warning=20with=20SCTP |Sender:=20 |To:=20Craig=20Rodrigues=20; bh=nK3NF/MZYV+dPs+CqSIgalRw/hBYPtpQIif3Y+UzVI8=; b=T+SkX0naYE80ud2vvyc2vZ19LJvfc/eDeTwC/TbP5sZuUdGxSGX+nPT8SIZ9h0mXlY/OM4GE uziF5TqmNKMDiuLyrhuidrJ9VSBMrXryvOQN59ZIG+M4JKvaz/bYgjFt; Authentication-Results: rtp-dkim-2; header.From=rrs@cisco.com; dkim=pass (si g from cisco.com/rtpdkim2001 verified; ); Cc: freebsd-current@freebsd.org Subject: Re: Witness warning with SCTP 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, 07 Jan 2007 17:53:20 -0000 Craig Rodrigues wrote: > Hi, > > I am running one of the SCTP tests in the ACE library, > and am getting the following witness warning. Any ideas what the cause > is? Let me look into this.. I have never seen it yet and I do have one machine running with witness.... What version are you on CURRENT or one of the releases for 6.x? ?? R > > Thanks. > > malloc(M_WAITOK) of "1024", forcing M_NOWAIT with the following non-sleepable locks held: > exclusive sleep mutex sctp-create (inp_create) r = 0 (0xc2ddded0) locked @ /usr/src/sys/netinet/sctp_input.c:4006 > KDB: stack backtrace: > db_trace_self_wrapper(c09bf21a) at db_trace_self_wrapper+0x25 > kdb_backtrace(1,400,c146d5a0,6,cbd70148,...) at kdb_backtrace+0x29 > witness_warn(5,0,c09dac6c,c09701c9) at witness_warn+0x192 > uma_zalloc_arg(c146d5a0,0,2) at uma_zalloc_arg+0x41 > malloc(400,c0a50840,2,c28cf3e4,cbd701ac,...) at malloc+0xb2 > hashinit(100,c0a50840,c2dde80c,f1,c28cf3e4,...) at hashinit+0x3b > sctp_inpcb_alloc(c28cf3e4) at sctp_inpcb_alloc+0x143 > sctp_attach(c28cf3e4,0,0) at sctp_attach+0x34 > sonewconn(c28a9530,2,c2ddff48,0,c09cf2c5,839) at sonewconn+0x119 > sctp_handle_cookie_echo(c297e900,14,20,c297e948,cbd70390,cbd70bbc,cbd70bc0,cbd70c20,0,0,0,cbd70384) at sctp_handle_cookie_echo+0x77e > sctp_process_control(c297e900,14,cbd70c08,1ac,c297e948,c297e954,c2dddc10,c2ddfa50,cbd70c20,cbd70be8) at sctp_process_control+0xd89 > sctp_common_input_processing(cbd70c3c,14,20,1ac,c297e948,c297e954,c2dddc10,0,c2de1570,0) at sctp_common_input_processing+0x72 > sctp_input(c297e900,14,ae,100007f,0,...) at sctp_input+0x2fa > ip_input(c297e900) at ip_input+0x5c5 > netisr_processqueue(c0af3658) at netisr_processqueue+0x6e > swi_net(0) at swi_net+0xc2 > ithread_execute_handlers(c210b6c0,c2129900) at ithread_execute_handlers+0x11e > ithread_loop(c20ed960,cbd70d38) at ithread_loop+0x67 > fork_exit(c06bbd2c,c20ed960,cbd70d38) at fork_exit+0xac > fork_trampoline() at fork_trampoline+0x8 > -- Randall Stewart NSSTG - Cisco Systems Inc. 803-345-0369 803-317-4952 (cell)