From owner-freebsd-net@FreeBSD.ORG Sun Aug 7 17:10:31 2011 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6399B106564A for ; Sun, 7 Aug 2011 17:10:31 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from mail-yw0-f54.google.com (mail-yw0-f54.google.com [209.85.213.54]) by mx1.freebsd.org (Postfix) with ESMTP id 1EED98FC15 for ; Sun, 7 Aug 2011 17:10:30 +0000 (UTC) Received: by ywm39 with SMTP id 39so2878965ywm.13 for ; Sun, 07 Aug 2011 10:10:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=Qugqg/5+lZvSk6bqVLU2/lAs5RKpYfQ4igR8ctqLLuc=; b=YvSDCOTDgVRrAKiCp8Yf+Odval2Km+hfbev09RhyNgehozwN9V2+I5hNrhbtR3H+hZ OvfsuaiPLGDFv2fDPT/NAKJrNGGHA56sVAfhLJuQNVI/hrCMmFTGAhJE5hjgEDoJY/9x 55j1kS38oTXOdGQ9KHr0Y9WYnDt5ifrPS5GPM= MIME-Version: 1.0 Received: by 10.150.103.1 with SMTP id a1mr5004133ybc.244.1312735227533; Sun, 07 Aug 2011 09:40:27 -0700 (PDT) Received: by 10.150.200.3 with HTTP; Sun, 7 Aug 2011 09:40:27 -0700 (PDT) In-Reply-To: References: Date: Sun, 7 Aug 2011 20:40:27 +0400 Message-ID: From: Sergey Kandaurov To: Tom Vijlbrief Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: FreeBSD Net , freebsd-current@freebsd.org Subject: Re: BETA1 IPv6 crash X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 07 Aug 2011 17:10:31 -0000 On 7 August 2011 17:11, Tom Vijlbrief wrote: > I installed BETA1 in a fresh ubuntu 11.04 KVM virtual machine with the > new installer. > > Major issue I noticed was the missing /home. > > It took me quite some time to get IPv6 working in the guest (a Linux > configuration issue), but now that it works > BETA1 panics in about 50% of the boot attempts: > > testbsd dumped core - see /var/crash/vmcore.0 > > Sun Aug =A07 08:25:28 CEST 2011 > > FreeBSD testbsd 9.0-BETA1 FreeBSD 9.0-BETA1 #0: Thu Jul 28 16:34:16 > UTC 2011 =A0 =A0 root@obrian.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC > i386 > > panic: _mtx_lock_sleep: recursed on non-recursive mutex if_addr_mtx @ > /usr/src/sys/netinet6/mld6.c:1676 > > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you = are > welcome to change it and/or distribute copies of it under certain conditi= ons. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. =A0Type "show warranty" for deta= ils. > This GDB was configured as "i386-marcel-freebsd"... [..] > panic: _mtx_lock_sleep: recursed on non-recursive mutex if_addr_mtx @ > /usr/src/sys/netinet6/mld6.c:1676 > > cpuid =3D 0 > KDB: enter: panic > Uptime: 28s > Physical memory: 491 MB > Dumping 45 MB: 30 14 > > #0 =A0doadump (textdump=3D1) at pcpu.h:244 > 244 =A0 =A0 pcpu.h: No such file or directory. > =A0 =A0 =A0 =A0in pcpu.h > (kgdb) #0 =A0doadump (textdump=3D1) at pcpu.h:244 > #1 =A00xc0a04965 in kern_reboot (howto=3D260) > =A0 =A0at /usr/src/sys/kern/kern_shutdown.c:430 > #2 =A00xc0a04291 in panic (fmt=3DVariable "fmt" is not available. > ) at /usr/src/sys/kern/kern_shutdown.c:595 > #3 =A00xc09f4a4a in _mtx_lock_sleep (m=3D0xc35f3a28, tid=3D3278693824, op= ts=3D0, > =A0 =A0file=3D0xc0f1ab65 "/usr/src/sys/netinet6/mld6.c", line=3D1676) > =A0 =A0at /usr/src/sys/kern/kern_mutex.c:341 > #4 =A00xc09f4c67 in _mtx_lock_flags (m=3D0xc35f3a28, opts=3D0, > =A0 =A0file=3D0xc0f1ab65 "/usr/src/sys/netinet6/mld6.c", line=3D1676) > =A0 =A0at /usr/src/sys/kern/kern_mutex.c:203 > #5 =A00xc0bbf007 in mld_set_version (mli=3D0xc3589a00, version=3DVariable > "version" is not available. > ) > =A0 =A0at /usr/src/sys/netinet6/mld6.c:1676 > #6 =A00xc0bc0c00 in mld_input (m=3D0xc3951e00, off=3D48, icmp6len=3D24) > =A0 =A0at /usr/src/sys/netinet6/mld6.c:690 > #7 =A00xc0ba5696 in icmp6_input (mp=3D0xc3313a54, offp=3D0xc3313a68, prot= o=3D58) > =A0 =A0at /usr/src/sys/netinet6/icmp6.c:654 > #8 =A00xc0bba23a in ip6_input (m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/netinet6/ip6_input.c:964 > #9 =A00xc0ac9b1c in netisr_dispatch_src (proto=3D10, source=3D0, m=3D0xc3= 951e00) > =A0 =A0at /usr/src/sys/net/netisr.c:1013 > #10 0xc0ac9da0 in netisr_dispatch (proto=3D10, m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/net/netisr.c:1104 > #11 0xc0abecf1 in ether_demux (ifp=3D0xc35f3800, m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/net/if_ethersubr.c:936 > #12 0xc0abf1b3 in ether_nh_input (m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/net/if_ethersubr.c:755 > #13 0xc0ac9b1c in netisr_dispatch_src (proto=3D9, source=3D0, m=3D0xc3951= e00) > =A0 =A0at /usr/src/sys/net/netisr.c:1013 > #14 0xc0ac9da0 in netisr_dispatch (proto=3D9, m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/net/netisr.c:1104 > #15 0xc0abe7f5 in ether_input (ifp=3D0xc35f3800, m=3D0xc3951e00) > =A0 =A0at /usr/src/sys/net/if_ethersubr.c:796 > #16 0xc0672bc9 in lem_handle_rxtx (context=3D0xc3732000, pending=3D1) > =A0 =A0at /usr/src/sys/dev/e1000/if_lem.c:3554 > #17 0xc0a468ab in taskqueue_run_locked (queue=3D0xc359ca80) > =A0 =A0at /usr/src/sys/kern/subr_taskqueue.c:306 > #18 0xc0a47307 in taskqueue_thread_loop (arg=3D0xc37365ec) > =A0 =A0at /usr/src/sys/kern/subr_taskqueue.c:495 > #19 0xc09d7af8 in fork_exit (callout=3D0xc0a472a0 = , > =A0 =A0arg=3D0xc37365ec, frame=3D0xc3313d28) at /usr/src/sys/kern/kern_fo= rk.c:941 > #20 0xc0d1d714 in fork_trampoline () at /usr/src/sys/i386/i386/exception.= s:275 > (kgdb) > This is the same as in PR kern/158426. Can you try the patch from PR followup and report us whether it helps? Full link to PR with patch: http://www.freebsd.org/cgi/query-pr.cgi?pr=3Dkern/158426 --=20 wbr, pluknet