From owner-freebsd-current@FreeBSD.ORG Sat Sep 21 16:24:55 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id DAC01B90 for ; Sat, 21 Sep 2013 16:24:55 +0000 (UTC) (envelope-from mcdouga9@egr.msu.edu) Received: from mail.egr.msu.edu (hill.egr.msu.edu [35.9.37.162]) by mx1.freebsd.org (Postfix) with ESMTP id AAC7E2719 for ; Sat, 21 Sep 2013 16:24:55 +0000 (UTC) Received: from hill (localhost [127.0.0.1]) by mail.egr.msu.edu (Postfix) with ESMTP id E115011E21 for ; Sat, 21 Sep 2013 12:18:26 -0400 (EDT) X-Virus-Scanned: amavisd-new at egr.msu.edu Received: from mail.egr.msu.edu ([127.0.0.1]) by hill (hill.egr.msu.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7aE_lv8t92ZN for ; Sat, 21 Sep 2013 12:18:26 -0400 (EDT) Received: from EGR authenticated sender Message-ID: <523DC6D1.6050903@egr.msu.edu> Date: Sat, 21 Sep 2013 12:18:25 -0400 From: Adam McDougall User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:24.0) Gecko/20100101 Thunderbird/24.0 MIME-Version: 1.0 To: freebsd-current@freebsd.org Subject: Re: Panic on head (r255759) [_callout_stop_safe()-> panic: Lock lle not exclusively locked @ /usr/src/sys/kern/kern_rwlock.c:140] References: <523D8AAD.5080900@FreeBSD.org> <523D8C39.4050307@FreeBSD.org> <20130921145139.23e3007a@thor.walstatt.dyndns.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 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: Sat, 21 Sep 2013 16:24:55 -0000 On 09/21/13 09:41, Davide Italiano wrote: > On Sat, Sep 21, 2013 at 2:51 PM, O. Hartmann > wrote: >> On Sat, 21 Sep 2013 07:08:25 -0500 >> Bryan Drewery wrote: >> >>> On 9/21/2013 7:06 AM, Bjoern A. Zeeb wrote: >>>> On Sat, 21 Sep 2013, Bryan Drewery wrote: >>>> >>>>>> Unread portion of the kernel message buffer: >>>>>> panic: Lock lle not exclusively locked @ >>>>>> /usr/src/sys/kern/kern_rwlock.c:140 >>>>>> >>>>>> cpuid = 0 >>>>>> KDB: stack backtrace: >>>>>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame >>>>>> 0xfffffe118aeef820 >>>>>> kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe118aeef8d0 >>>>>> vpanic() at vpanic+0x126/frame 0xfffffe118aeef910 >>>>>> panic() at panic+0x43/frame 0xfffffe118aeef970 >>>>>> __rw_assert() at __rw_assert+0xa3/frame 0xfffffe118aeef980 >>>>>> _callout_stop_safe() at _callout_stop_safe+0x54/frame >>>>>> 0xfffffe118aeef9f0 arptimer() at arptimer+0x14e/frame >>>>>> 0xfffffe118aeefa30 softclock_call_cc() at >>>>>> softclock_call_cc+0x188/frame 0xfffffe118aeefb10 softclock() at >>>>>> softclock+0x47/frame 0xfffffe118aeefb30 >>>>>> intr_event_execute_handlers() at >>>>>> intr_event_execute_handlers+0x93/frame 0xfffffe118aeefb70 >>>>>> ithread_loop() at ithread_loop+0xa6/frame 0xfffffe118aeefbb0 >>>>>> fork_exit() at fork_exit+0x84/frame 0xfffffe118aeefbf0 >>>>>> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe118aeefbf0 >>>>>> --- trap 0, rip = 0, rsp = 0xfffffe118aeefcb0, rbp = 0 --- >>>> >>>> +1 from me; I guess introduced somwhere between 255569 and 255758, >>>> as these are my edges of kernel.old and kernel. >>>> >>> r255726 was stable for me. r255759 is not. >>> >>> r255755 converted ipfilter to callout, but I am unsure if that is the >>> problem. >>> >> r255729 is also stable for me - I'm with r255729 again, since r255757 >> crashed. > Let me know if this fixes the problem for you: > http://people.freebsd.org/~davide/review/lc_calloutfix.diff > > Thanks, > Worked for me so far. I generally couldn't stay up more than 30 minutes before the patch and now my uptime is 90 minutes. Thanks!