From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756889AbYDYOrf (ORCPT ); Fri, 25 Apr 2008 10:47:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751901AbYDYOrZ (ORCPT ); Fri, 25 Apr 2008 10:47:25 -0400 Received: from an-out-0708.google.com ([209.85.132.241]:3420 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751592AbYDYOrY (ORCPT ); Fri, 25 Apr 2008 10:47:24 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=DUfQlJvKXrjbucuJcaSL6mBDpCdSKC8j8qXIskqvwhxwZZOrbFevXFxN+1fw1aCV7JXa/gAhMLYLiUCyWLLtRbUAdow+XAXrIbutsQ7LhlN4abzdjlwlve4PM3nvIPr9cq0DQy1zIh3S340ELUfZpdMILX5HnOHFfWaea+dOriM= Message-ID: Date: Fri, 25 Apr 2008 14:47:23 +0000 From: "Justin Mattock" To: "Peter Zijlstra" Subject: Re: [ INFO: iconsistent lock state ] Cc: "Linux Kernel Mailing List" , "Ingo Molnar" , "Venki Pallipadi" , "Brown, Len" In-Reply-To: <1209125470.24931.10.camel@lappy> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1209125470.24931.10.camel@lappy> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 25, 2008 at 12:11 PM, Peter Zijlstra wrote: > On Fri, 2008-04-25 at 00:24 +0000, Justin Mattock wrote: > > > [ 13.269763] ================================= > > [ 13.270954] [ INFO: inconsistent lock state ] > > [ 13.271865] 2.6.25-04569-gb69d398 #3 > > What tree is that? git checkout gb69d398 doesn't want to happen here. > > > [ 13.272614] --------------------------------- > > [ 13.273521] inconsistent {in-hardirq-W} -> {hardirq-on-W} usage. > > [ 13.274745] swapper/0 [HC0[0]:SC0[0]:HE1:SE1] takes: > > [ 13.275787] (&rq->rq_lock_key){++..}, at: [] sched_clock_idle_wakeup_event+0x43/0x74 > > [ 13.276859] {in-hardirq-W} state was registered at: > > [ 13.276859] [] __lock_acquire+0x419/0xb70 > > [ 13.276859] [] lock_acquire+0x7f/0xa6 > > [ 13.280188] [] _spin_lock+0x1c/0x49 > > [ 13.280188] [] scheduler_tick+0x43/0x1bd > > [ 13.280188] [] update_process_times+0x3d/0x49 > > [ 13.283524] [] tick_periodic+0x66/0x72 > > [ 13.283524] [] tick_handle_periodic+0x19/0x6a > > [ 13.283524] [] timer_interrupt+0x47/0x4e > > [ 13.286855] [] handle_IRQ_event+0x1a/0x4f > > [ 13.286855] [] handle_level_irq+0x7f/0xca > > [ 13.286855] [] do_IRQ+0x71/0x8a > > [ 13.290190] [] common_interrupt+0x2e/0x34 > > [ 13.290190] [] calibrate_delay+0x8f/0x276 > > [ 13.290190] [] start_kernel+0x27c/0x2f8 > > [ 13.293520] [] __init_begin+0x8/0xa > > [ 13.293520] [] 0xffffffff > > [ 13.293520] irq event stamp: 253965 > > [ 13.296856] hardirqs last enabled at (253965): [] native_sched_clock+0xe7/0xff > > [ 13.296856] hardirqs last disabled at (253964): [] native_sched_clock+0x6d/0xff > > [ 13.300190] softirqs last enabled at (253958): [] __do_softirq+0xf9/0xff > > [ 13.300190] softirqs last disabled at (253953): [] do_softirq+0x4d/0x79 > > [ 13.303522] > > [ 13.303522] other info that might help us debug this: > > [ 13.303522] no locks held by swapper/0. > > [ 13.303522] > > [ 13.303522] stack backtrace: > > [ 13.306852] Pid: 0, comm: swapper Not tainted 2.6.25-04569-gb69d398 #3 > > [ 13.336851] [] print_usage_bug+0x106/0x113 > > [ 13.340185] [] mark_lock+0x1ed/0x3a5 > > [ 13.343519] [] __lock_acquire+0x48e/0xb70 > > [ 13.346852] [] lock_acquire+0x7f/0xa6 > > [ 13.350185] [] ? sched_clock_idle_wakeup_event+0x43/0x74 > > [ 13.353519] [] _spin_lock+0x1c/0x49 > > [ 13.360185] [] ? sched_clock_idle_wakeup_event+0x43/0x74 > > [ 13.363518] [] sched_clock_idle_wakeup_event+0x43/0x74 > > [ 13.366851] [] acpi_idle_enter_bm+0x2b3/0x333 [processor] > > [ 13.370184] [] cpuidle_idle_call+0x63/0x92 > > [ 13.373517] [] ? cpuidle_idle_call+0x0/0x92 > > [ 13.380184] [] cpu_idle+0xb6/0xd6 > > [ 13.383517] [] rest_init+0x49/0x4b > > [ 13.386850] ======================= > > looking at current -linus I'm not directly seeing how we can get there > with interrupts enabled. > > Hello; I have been using: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git I used the tutorial from kernel hackers, and IBM. If this is what you're asking. All I know is last friday I did git-pull, "2.6.25-xxxx-xxxxx" and my system has not been able to run right, If I new how to pull code out of my ass I would probably have fixed this problem that I have by now, but I dont, regards; -- Justin P. Mattock