Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751965AbWI3U5P (ORCPT ); Sat, 30 Sep 2006 16:57:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751969AbWI3U5P (ORCPT ); Sat, 30 Sep 2006 16:57:15 -0400 Received: from nf-out-0910.google.com ([64.233.182.185]:46542 "EHLO nf-out-0910.google.com") by vger.kernel.org with ESMTP id S1751965AbWI3U5O (ORCPT ); Sat, 30 Sep 2006 16:57:14 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=R5f6lfyLes9Sge9agRmFG1m7I9Y2dCiL2RVD4peChl7LIJo12eWza7sLP0tgjQWNSeGJ4GXF2jisfGKehfy7sfeysuo42MTKNPlDe4uTmCOuPkuABgkKZ8RvUWfeAMaT8eMW20D6Ts2dzSh5l7wUx51EWsx9GakR17iUG6vFAT4= Message-ID: <5f3c152b0609301357x530a18e0ibdc0d71cc2755921@mail.gmail.com> Date: Sat, 30 Sep 2006 22:57:12 +0200 From: "Eric Rannaud" To: "Peter Zijlstra" Subject: Re: BUG-lockdep and freeze (was: Arrr! Linux 2.6.18) Cc: linux-kernel@vger.kernel.org, "Linus Torvalds" , mingo@elte.hu, akpm@osdl.org, nagar@watson.ibm.com, "Ravikiran G Thirumalai" In-Reply-To: <1159645755.13651.54.camel@lappy> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <5f3c152b0609301220p7a487c7dw456d007298578cd7@mail.gmail.com> <1159645755.13651.54.camel@lappy> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5680 Lines: 96 On 9/30/06, Peter Zijlstra wrote: http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings.patch > http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings-fix.patch > http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings-fix-2.patch > > Those should rid you off the trace seen under: > > > ---- console for (1) without numa=noacpi > > Sep 30 15:54:06 liw64 kernel: Somehow, it doesn't freeze anymore, althought the BUG is still there with more or less the same stacktrace. er. ---- (v2.6.18 with the 3 patches, w/o numa=noacpi) [ 209.281596] BUG: warning at kernel/lockdep.c:565/print_infinite_recursion_bug() [ 209.281667] [ 209.281668] Call Trace: [ 209.281862] [] show_trace+0xad/0x3b0 [ 209.281921] [] dump_stack+0x15/0x20 [ 209.281981] [] print_infinite_recursion_bug+0x3d/0x50 [ 209.282098] [] find_usage_backwards+0x2f/0xd0 [ 209.282212] [] find_usage_backwards+0x93/0xd0 [ 209.282326] [] find_usage_backwards+0x93/0xd0 [ 209.282439] [] find_usage_backwards+0x93/0xd0 [ 209.282567] [] find_usage_backwards+0x93/0xd0 [ 209.282695] [] find_usage_backwards+0x93/0xd0 [ 209.282822] [] find_usage_backwards+0x93/0xd0 [ 209.282949] [] find_usage_backwards+0x93/0xd0 [ 209.283076] [] find_usage_backwards+0x93/0xd0 [ 209.283203] [] find_usage_backwards+0x93/0xd0 [ 209.283330] [] find_usage_backwards+0x93/0xd0 [ 209.283457] [] find_usage_backwards+0x93/0xd0 [ 209.283584] [] find_usage_backwards+0x93/0xd0 [ 209.283711] [] find_usage_backwards+0x93/0xd0 [ 209.283838] [] find_usage_backwards+0x93/0xd0 [ 209.283965] [] find_usage_backwards+0x93/0xd0 [ 209.284092] [] find_usage_backwards+0x93/0xd0 [ 209.284220] [] find_usage_backwards+0x93/0xd0 [ 209.284353] [] find_usage_backwards+0x93/0xd0 [ 209.284398] powernow-k8: Found 16 Dual Core AMD Opteron(tm) Processor 880 processors (version 2.00.00) [ 209.284442] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284479] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284516] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284558] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284599] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284638] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284682] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284720] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284767] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284891] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284932] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284972] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285014] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285051] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285454] [] find_usage_backwards+0x93/0xd0 [ 209.285581] [] find_usage_backwards+0x93/0xd0 [ 209.285709] [] check_usage+0x40/0x2b0 [ 209.285836] [] __lock_acquire+0xa50/0xd20 [ 209.285964] [] lock_acquire+0x8b/0xc0 [ 209.286095] [] _spin_lock+0x25/0x40 [ 209.286227] [] double_rq_lock+0x2b/0x50 [ 209.286327] [] rebalance_tick+0x19a/0x340 [ 209.286430] [] scheduler_tick+0x7f/0x390 [ 209.286534] [] update_process_times+0x73/0x90 [ 209.286648] [] smp_local_timer_interrupt+0x2b/0x60 [ 209.286733] [] smp_apic_timer_interrupt+0x58/0x70 [ 209.286819] [] apic_timer_interrupt+0x6b/0x70 [ 209.286894] [] _spin_unlock_irq+0x30/0x40 [ 209.287024] [] hrtimer_run_queues+0x159/0x180 [ 209.287149] [] run_timer_softirq+0x2a/0x200 [ 209.287265] [] __do_softirq+0x80/0x110 [ 209.287373] [] call_softirq+0x1c/0x28 [ 209.287442] [] do_softirq+0x3d/0xc0 [ 209.287512] [] irq_exit+0x57/0x60 [ 209.287619] [] smp_apic_timer_interrupt+0x5d/0x70 [ 209.287704] [] apic_timer_interrupt+0x6b/0x70 [ 209.287772] [] default_idle+0x42/0x80 [ 209.287836] [] cpu_idle+0x6a/0x90 [ 209.287903] [] start_secondary+0x4fc/0x510 [ 209.288027] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.288134] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.288614] Freeing unused kernel memory: 256k freed [ 209.310446] SCSI subsystem initialized [ 209.314846] megaraid cmm: 2.20.2.7 (Release Date: Sun Jul 16 00:01:03 EST 2006) ---- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/