From owner-freebsd-current@FreeBSD.ORG Mon Jun 15 21:08:25 2009 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7FE3F1065880; Mon, 15 Jun 2009 21:08:25 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.246]) by mx1.freebsd.org (Postfix) with ESMTP id 3291E8FC33; Mon, 15 Jun 2009 21:08:23 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: by an-out-0708.google.com with SMTP id c3so2108654ana.13 for ; Mon, 15 Jun 2009 14:08:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type:content-transfer-encoding; bh=VQtiIPqP+dPBbEYTiFeJ7B3zhDepy+8YLRCBJqDKfl0=; b=fFPWvREa+N5os4vxbCdbgUM2N3NhdwcQVsslAvB+3UxR7/+2DcyG92/Q/GMsc+ik4E 2ZuDzKoLfU6G8tcpfobHkS+Ea/fj9o+UNq8169uYrD7conrTOBqVOjZd4uzbv2ZzOLWR wbtSZg32trZmcw6xIuj9oVtyluiyJ0USkep3Y= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=OQusRW2OSQ2RYlEapqaJU77kOYLuRsTx/45cn99aqR/nnlE3p36CfyjFTL9IEMO2Af qrm5lwZ3rZaQSzYQ28l1Mp4iAWhOtwe2p/IgLT3Mr1yHGSf7xCgbZ9kgB7/kZIC8LZn4 csf5rkA/0OkMtSkRVDwRu+plw70Dq3F8uS1LI= MIME-Version: 1.0 Sender: mat.macy@gmail.com Received: by 10.100.208.9 with SMTP id f9mr9525873ang.55.1245100100677; Mon, 15 Jun 2009 14:08:20 -0700 (PDT) In-Reply-To: <4A36B6D8.8000701@FreeBSD.org> References: <1242075474.72992.118.camel@hood.oook.cz> <4A36B6D8.8000701@FreeBSD.org> Date: Mon, 15 Jun 2009 14:08:17 -0700 X-Google-Sender-Auth: b4dac494355ed748 Message-ID: <3c1674c90906151408n6febec56m140b089b694f6e13@mail.gmail.com> From: Kip Macy To: Doug Rabson Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: pav@freebsd.org, current@freebsd.org Subject: Re: pointyhat panic 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: Mon, 15 Jun 2009 21:08:31 -0000 This is from the RPC re-work. I had thought that this was fixed. You shouldn't see this on the latest -CURRENT, but Doug will have more details. Cheers, Kip On Mon, Jun 15, 2009 at 2:02 PM, Kris Kennaway wrote: > Pav Lucistnik wrote: >> >> panic: mtx_lock() of destroyed mutex @ /usr/src/sys/rpc/clnt_vc.c:953 >> cpuid =3D 2 >> KDB: enter: panic >> [thread pid 0 tid 100029 ] >> Stopped at =A0 =A0 =A0kdb_enter+0x3d: movq =A0 =A0$0,0x3f5fb8(%rip) >> db> bt >> Tracing pid 0 tid 100029 td 0xffffff00018e1000 >> kdb_enter() at kdb_enter+0x3d >> panic() at panic+0x17b >> _mtx_lock_flags() at _mtx_lock_flags+0xc5 >> clnt_vc_soupcall() at clnt_vc_soupcall+0x273 >> sowakeup() at sowakeup+0xf8 >> tcp_do_segment() at tcp_do_segment+0x23c9 >> tcp_input() at tcp_input+0x9ec >> ip_input() at ip_input+0xbc >> ether_demux() at ether_demux+0x1ed >> ether_input() at ether_input+0x171 >> em_rxeof() at em_rxeof+0x201 >> em_handle_rxtx() at em_handle_rxtx+0x4b >> taskqueue_run() at taskqueue_run+0x96 >> taskqueue_thread_loop() at taskqueue_thread_loop+0x3f >> fork_exit() at fork_exit+0x12a >> fork_trampoline() at fork_trampoline+0xe >> --- trap 0, rip =3D 0, rsp =3D 0xffffffff240a6d40, rbp =3D 0 --- >> >> The box is in kdb on serial console for now. May 9 -CURRENT, I think. >> > > This happened again. =A0The trigger was this (^C of a find on a busy neta= pp > volume with a lot of other concurrent nfs traffic to the same mountpoint)= : > > pointyhat# find . -name \*.bz2 -mmin -10 > ^Cnfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > load: 4.54 =A0cmd: find 93357 [rpccon] 11.19u 111.62s 0% 4848k > > About 5-10 minutes later the machine panicked. =A0I'll try updating to a = newer > -CURRENT. > > Kris > --=20 When bad men combine, the good must associate; else they will fall one by one, an unpitied sacrifice in a contemptible struggle. Edmund Burke