From owner-freebsd-current@FreeBSD.ORG Tue Aug 3 13:36:25 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EBC6E106564A; Tue, 3 Aug 2010 13:36:25 +0000 (UTC) (envelope-from erob@gthcfoundation.org) Received: from relais.videotron.ca (relais.videotron.ca [24.201.245.36]) by mx1.freebsd.org (Postfix) with ESMTP id C28D38FC1A; Tue, 3 Aug 2010 13:36:25 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 8BIT Content-type: text/plain; charset=ISO-8859-1; format=flowed Received: from [192.168.0.100] ([74.58.70.113]) by VL-MH-MR002.ip.videotron.ca (Sun Java(tm) System Messaging Server 6.3-4.01 (built Aug 3 2007; 32bit)) with ESMTP id <0L6K00IJRWGI0E20@VL-MH-MR002.ip.videotron.ca>; Tue, 03 Aug 2010 09:36:19 -0400 (EDT) Message-id: <4C581D7E.6010907@gthcfoundation.org> Date: Tue, 03 Aug 2010 09:45:34 -0400 From: Etienne Robillard Organization: Green Tea Hackers Club User-Agent: Mozilla-Thunderbird 2.0.0.24 (X11/20100328) To: =?ISO-8859-1?Q?Ren=E9_Ladan?= , freebsd-current@freebsd.org References: <4C5735F9.9020308@gthcfoundation.org> <4C58151A.2060207@gthcfoundation.org> In-reply-to: Cc: Subject: Re: thunderbird-3.0.6 stuck in ucond upon start X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: erob@gthcfoundation.org List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Aug 2010 13:36:26 -0000 Could this be a side effect from DEADLKRES or as a result of a exclusive mutex lock (lock order reversal) ? I'd add option DEBUG_LOCKS and/or WITNESS_SKIPSPIN, to disable witness checks on spin mutexes, as explained in the NOTES file. cheers, Etienne René Ladan wrote: > It should just be the GENERIC kernel, it is attached for completeness. > > Rene > > 2010/8/3 Etienne Robillard : > >> Please show us the kernel config too. It compiles and runs >> without side effects on FreeBSD 8.1 (GENERIC) and native gcc... >> >> cheers! >> >> Etienne >> >> >> >> On 08/02/10 17:18, René Ladan wrote: >> >>> Fair enough... >>> >>> a trace of about the first 10 seconds generated by 'ktrace -di >>> thunderbird' >>> is available at ftp://rene-ladan.nl/pub/freebsd/ktrace.out >>> >>> You'll need a amd64 machine to kdump it. >>> >>> Note that nothing user-visible happens when I start thunderbird. >>> >>> Regards, >>> Rene >>> >>> 2010/8/2 Etienne Robillard: >>> >>> >>>> a kernel backtrace would be a nice visual aid to debug!!! >>>> >>>> Cheers, >>>> >>>> Etienne >>>> >>>> >>>> René Ladan wrote: >>>> >>>> >>>>> Hi, >>>>> >>>>> it looks like on this CURRENT: >>>>> FreeBSD acer 9.0-CURRENT FreeBSD 9.0-CURRENT #0 r210736: Sun Aug 1 >>>>> 21:51:37 CEST 2010 >>>>> rene@acer:/usr/obj/usr/home/rene/freebsd/clangbsd/sys/GENERIC amd64 >>>>> >>>>> thunderbird is always stuck in ucond upon start, however it is killable. >>>>> >>>>> This is a clangbsd kernel (GENERIC, with WITNESS), r210319 with gccbsd >>>>> userland, r209980 and gcc-compiled up-to-date ports. >>>>> The following modules are loaded: >>>>> acer % kldstat >>>>> Id Refs Address Size Name >>>>> 1 26 0xffffffff80100000 f96790 kernel >>>>> 2 1 0xffffffff81097000 570f8 iwn5000fw.ko >>>>> 3 1 0xffffffff810ef000 29778 snd_hda.ko >>>>> 4 2 0xffffffff81119000 85e20 sound.ko >>>>> 5 1 0xffffffff8119f000 1c480 if_iwn.ko >>>>> 6 1 0xffffffff81212000 3a85 linprocfs.ko >>>>> 7 1 0xffffffff81216000 1de5d linux.ko >>>>> acer % >>>>> >>>>> Regards, >>>>> Rene >>>>> >>>>> >>> _______________________________________________ >>> freebsd-current@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-current >>> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >>> >>> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" -- Etienne Robillard Green Tea Hackers Club E-mail: erob@gthcfoundation.org Work phone: 1 (514) 962-7703 Website: https://gthc.org/ During times of universal deceit, telling the truth becomes a revolutionary act. -- George Orwell