Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933493Ab3ECOtZ (ORCPT ); Fri, 3 May 2013 10:49:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:24767 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933235Ab3ECOtU (ORCPT ); Fri, 3 May 2013 10:49:20 -0400 Date: Fri, 3 May 2013 10:49:12 -0400 From: Dave Jones To: Thomas Gleixner Cc: Yinghai Lu , Linux Kernel Subject: Re: clockevents_program_event WARN_ON preventing boot. Message-ID: <20130503144912.GB1283@redhat.com> Mail-Followup-To: Dave Jones , Thomas Gleixner , Yinghai Lu , Linux Kernel References: <20130430212007.GB18598@redhat.com> <20130430213719.GA14988@redhat.com> <20130502154621.GA23990@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3688 Lines: 62 On Fri, May 03, 2013 at 12:49:20AM +0200, Thomas Gleixner wrote: > I'm fundamentally confused and Daves observation about slub debug does > not make it less confusing. > > It'd be nice if you could add some more instrumentation or bisect the > issue. Here's what I ended up with.. git bisect start # good: [8cf90797fc2d7172480343cda0ff5898b92afc94] Merge branch 'master' of /home/davej/src/kernel/git-trees/linux git bisect good 8cf90797fc2d7172480343cda0ff5898b92afc94 # bad: [a9754f91ed5255a992dc4c230f8b4b6ee57c399a] Merge branch 'master' of /home/davej/src/kernel/git-trees/linux git bisect bad a9754f91ed5255a992dc4c230f8b4b6ee57c399a # good: [ec25e246b94a3233ab064994ef05a170bdba0e7c] Merge tag 'usb-3.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb git bisect good ec25e246b94a3233ab064994ef05a170bdba0e7c # good: [8700c95adb033843fc163d112b9d21d4fda78018] Merge branch 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect good 8700c95adb033843fc163d112b9d21d4fda78018 # good: [a6f5635e63ffa02c30a22ea4af21f3daa1e98cdf] [media] exynos4-is: Improve the ISP chain parameter count calculation git bisect good a6f5635e63ffa02c30a22ea4af21f3daa1e98cdf # good: [df90e2258950fd631cdbf322c1ee1f22068391aa] Merge branch 'devel-for-v3.10' into v4l_for_linus git bisect good df90e2258950fd631cdbf322c1ee1f22068391aa # bad: [19b344efa35dbc253e2d10403dafe6aafda73c56] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid git bisect bad 19b344efa35dbc253e2d10403dafe6aafda73c56 # bad: [74c7d2f5200a340ae6655e9adcf990381e387937] Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect bad 74c7d2f5200a340ae6655e9adcf990381e387937 # bad: [77c675ba18836802f6b73d2d773481d06ebc0f04] timekeeping: Update tk->cycle_last in resume git bisect bad 77c675ba18836802f6b73d2d773481d06ebc0f04 # bad: [0ed2aef9b3bffe598045b62a31a50d912eee92d8] Merge branch 'fortglx/3.10/time' of git://git.linaro.org/people/jstultz/linux into timers/core git bisect bad 0ed2aef9b3bffe598045b62a31a50d912eee92d8 # good: [dd5d70e869f960bde6376f4447fff59f16186cf5] timekeeping: __timekeeping_set_tai_offset can be static git bisect good dd5d70e869f960bde6376f4447fff59f16186cf5 # bad: [989dcb645ca715129c5a2b39102c8334a20d9615] tick: Handle broadcast wakeup of multiple cpus git bisect bad 989dcb645ca715129c5a2b39102c8334a20d9615 # bad: [f9ae39d04ccdec8d8ecf532191b7056c279a22c0] tick: Pass broadcast device to tick_broadcast_set_event() git bisect bad f9ae39d04ccdec8d8ecf532191b7056c279a22c0 # bad: [b352bc1cbc29134a356b5c16ee2281807a7b984e] tick: Convert broadcast cpu bitmaps to cpumask_var_t git bisect bad b352bc1cbc29134a356b5c16ee2281807a7b984e # good: [ad2b13536ace08dfcca4cf86b75a5d06efe06373] tick: Call tick_init late git bisect good ad2b13536ace08dfcca4cf86b75a5d06efe06373 b352bc1cbc29134a356b5c16ee2281807a7b984e is the first bad commit commit b352bc1cbc29134a356b5c16ee2281807a7b984e Author: Thomas Gleixner Date: Tue Mar 5 14:25:32 2013 +0100 tick: Convert broadcast cpu bitmaps to cpumask_var_t Signed-off-by: Thomas Gleixner Link: http://lkml.kernel.org/r/20130306111537.366394000@linutronix.de Cc: Rusty Russell :040000 040000 689609c27a2c8da0b09f8136f4552ab8814a0094 9e59b78318177ec8267e1fabfdede034c3fb6b4f M kernel -- 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/