From owner-freebsd-stable@FreeBSD.ORG Fri Oct 10 14:50:57 2008 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 8E40E106569A for ; Fri, 10 Oct 2008 14:50:57 +0000 (UTC) (envelope-from dudu@dudu.ro) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.244]) by mx1.freebsd.org (Postfix) with ESMTP id 4F42E8FC19 for ; Fri, 10 Oct 2008 14:50:56 +0000 (UTC) (envelope-from dudu@dudu.ro) Received: by an-out-0708.google.com with SMTP id b33so72630ana.13 for ; Fri, 10 Oct 2008 07:50:56 -0700 (PDT) Received: by 10.103.226.20 with SMTP id d20mr1143327mur.10.1223650255208; Fri, 10 Oct 2008 07:50:55 -0700 (PDT) Received: by 10.103.229.14 with HTTP; Fri, 10 Oct 2008 07:50:55 -0700 (PDT) Message-ID: Date: Fri, 10 Oct 2008 17:50:55 +0300 From: "Vlad GALU" To: "Jeremy Chadwick" In-Reply-To: <20081010144234.GA34721@icarus.home.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20081010144234.GA34721@icarus.home.lan> Cc: freebsd-stable@freebsd.org Subject: Re: UDP LOR with the latest RELENG_7 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, 10 Oct 2008 14:50:57 -0000 On Fri, Oct 10, 2008 at 5:42 PM, Jeremy Chadwick wrote: > On Fri, Oct 10, 2008 at 03:40:26PM +0300, Vlad GALU wrote: >> As my kernel had started to lock up periodically and I don't have >> hands-on access to that machine, I enabled WITNESS. >> So these started to pop up: >> >> -- cut here -- >> --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp = >> 0x7fffffffe8c8, rbp = 0x516348 --- >> uma_zalloc_arg: zone "16" with the following non-sleepable locks held: >> exclusive rw udp r = 0 (0xffffffff8064c928) locked @ >> /usr/src/sys/netinet/udp_usrreq.c:1125 >> KDB: stack backtrace: >> db_trace_self_wrapper() at db_trace_self_wrapper+0x2a >> witness_warn() at witness_warn+0x241 >> uma_zalloc_arg() at uma_zalloc_arg+0x290 >> malloc() at malloc+0x5c >> getenv() at getenv+0x93 >> getenv_quad() at getenv_quad+0x13 >> getenv_int() at getenv_int+0x15 >> udp_inpcb_init() at udp_inpcb_init+0x1f >> slab_zalloc() at slab_zalloc+0x1ad >> uma_zone_slab() at uma_zone_slab+0xb4 >> uma_zalloc_arg() at uma_zalloc_arg+0x31d >> in_pcballoc() at in_pcballoc+0x38 >> udp_attach() at udp_attach+0x57 >> socreate() at socreate+0x14f >> socket() at socket+0x8a >> syscall() at syscall+0x1a9 >> Xfast_syscall() at Xfast_syscall+0xab >> --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp = >> 0x7fffffffe8c8, rbp = 0x516348 --- >> -- and here -- >> >> I tried to see whether bz@ had this one on his page, but his >> website is currently being migrated and the list of LORs was >> unavailable. Therefore, sorry if this mail is just noise... > > Your mail says "latest RELENG_7". What is "latest?" When did you csup? > rwatson@ made some UDP-related changes recently which were very > important. The kernel had been updated 3 hours before writing the mail :) > > -- > | Jeremy Chadwick jdc at parodius.com | > | Parodius Networking http://www.parodius.com/ | > | UNIX Systems Administrator Mountain View, CA, USA | > | Making life hard for others since 1977. PGP: 4BD6C0CB | > > -- ~/.signature: no such file or directory