From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f182.google.com (mail-pd0-f182.google.com [209.85.192.182]) by kanga.kvack.org (Postfix) with ESMTP id 115D56B0035 for ; Thu, 6 Feb 2014 05:23:13 -0500 (EST) Received: by mail-pd0-f182.google.com with SMTP id v10so1527236pde.13 for ; Thu, 06 Feb 2014 02:23:13 -0800 (PST) Received: from mga09.intel.com (mga09.intel.com. [134.134.136.24]) by mx.google.com with ESMTP id fl7si560252pad.258.2014.02.06.02.23.12 for ; Thu, 06 Feb 2014 02:23:13 -0800 (PST) Date: Thu, 6 Feb 2014 18:23:11 +0800 From: Fengguang Wu Subject: Re: WARNING: at arch/x86/kernel/smpboot.c:324 topology_sane() Message-ID: <20140206102311.GA24615@localhost> References: <20140206094428.GC17971@localhost> <52F35E71.3030105@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <52F35E71.3030105@cn.fujitsu.com> Sender: owner-linux-mm@kvack.org List-ID: To: Tang Chen Cc: Wen Congyang , Linux Memory Management List , LKML , Tang Chen On Thu, Feb 06, 2014 at 06:05:37PM +0800, Tang Chen wrote: > On 02/06/2014 05:44 PM, Fengguang Wu wrote: > >Hi Tang, > > > >We noticed the below warning and the first bad commit is > > > >commit e8d1955258091e4c92d5a975ebd7fd8a98f5d30f > >Author: Tang Chen > >AuthorDate: Fri Feb 22 16:33:44 2013 -0800 > >Commit: Linus Torvalds > >CommitDate: Sat Feb 23 17:50:14 2013 -0800 > > > > acpi, memory-hotplug: parse SRAT before memblock is ready > > Hi Wu, > > This patch has been droped a long time ago. It is not in the latest kernel. > > Now the memory hotplug implementation is done in a different way. Great, and sorry for the noise! Yeah it's bisected between two old kernels, I should have checked latest mainline kernel before reporting it. Thanks, Fengguang > > arch/x86/kernel/setup.c | 13 +++++++++---- > > arch/x86/mm/numa.c | 6 ++++-- > > drivers/acpi/numa.c | 23 +++++++++++++---------- > > include/linux/acpi.h | 8 ++++++++ > > 4 files changed, 34 insertions(+), 16 deletions(-) > > > >[ 0.845092] smpboot: Booting Node 1, Processors #1 > >[ 0.864812] masked ExtINT on CPU#1 > >[ 0.868706] CPU1: Thermal LVT vector (0xfa) already installed > >[ 0.875158] ------------[ cut here ]------------ > >[ 0.880330] WARNING: at arch/x86/kernel/smpboot.c:324 topology_sane.isra.2+0x6b/0x7c() > >[ 0.891505] Hardware name: S2600CP > >[ 0.895314] sched: CPU #1's llc-sibling CPU #0 is not on the same node! [node: 1 != 0]. Ignoring dependency. > > > >[ 0.906295] Modules linked in: > >[ 0.909927] Pid: 0, comm: swapper/1 Not tainted 3.8.0-06530-ge8d1955 #1 > >[ 0.917314] Call Trace: > >[ 0.920055] [] ? topology_sane.isra.2+0x6b/0x7c > >[ 0.926963] [] warn_slowpath_common+0x81/0x99 > >[ 0.933667] [] warn_slowpath_fmt+0x4c/0x4e > >[ 0.940092] [] ? calibrate_delay+0xae/0x4ba > >[ 0.946612] [] ? __mcheck_cpu_init_timer+0x4a/0x4f > >[ 0.953799] [] topology_sane.isra.2+0x6b/0x7c > >[ 0.960509] [] set_cpu_sibling_map+0x28c/0x43a > >[ 0.967308] [] start_secondary+0x1ae/0x276 > >[ 0.973742] ---[ end trace db722b2086ba6d20 ]--- > >[ 0.999234] OK > >[ 1.001655] smpboot: Booting Node 0, Processors #2 > > > >Full dmesg and kconfig are attached. > > > >Thanks, > >Fengguang -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org