Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754325AbZLXR6r (ORCPT ); Thu, 24 Dec 2009 12:58:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753071AbZLXR6q (ORCPT ); Thu, 24 Dec 2009 12:58:46 -0500 Received: from mail-gx0-f211.google.com ([209.85.217.211]:52391 "EHLO mail-gx0-f211.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752957AbZLXR6q (ORCPT ); Thu, 24 Dec 2009 12:58:46 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=uywQYdKFOlpNXLepSTCYonXfkV2dJIxhqSWDv8Cq4IVk6VVCWhEZwED5dYMOWRm8ej mk1oV1JNMgHdq4QGqXE4RDbtVWPRl2CL3JO7YcNEjfKjkWTmUZRk7yOVEwoH+DNAogk8 jXQ4kPDi08LjS1dFo83nTg26iWNnuC75vazhM= Message-ID: <4B33ABD4.6050408@gmail.com> Date: Thu, 24 Dec 2009 09:58:44 -0800 From: "Justin P. Mattock" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.4pre) Gecko/20091114 Lightning/1.0pre Thunderbird/3.0b4 MIME-Version: 1.0 To: Randy Dunlap CC: BuraphaLinux Server , linux-kernel@vger.kernel.org Subject: Re: strange stuff in dmesg References: <5d75f4610912240203x61a45505s213f29809824a854@mail.gmail.com> <4B333EAD.1000202@gmail.com> <5d75f4610912240722i7b282289id013b85f3d4927cd@mail.gmail.com> <20091224093416.019a350f.rdunlap@xenotime.net> In-Reply-To: <20091224093416.019a350f.rdunlap@xenotime.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3226 Lines: 79 On 12/24/09 09:34, Randy Dunlap wrote: > On Thu, 24 Dec 2009 22:22:41 +0700 BuraphaLinux Server wrote: > >> On 12/24/09, Justin P. Mattock wrote: >>> On 12/24/09 02:03, BuraphaLinux Server wrote: >>>> On my Dell OptiPlex 330 machines with kernel 2.6.32.2 I get a strange >>>> WARNING. Do I need to worry? Here is the warning: >>>> >>>> [ 0.000000] ------------[ cut here ]------------ >>>> [ 0.000000] WARNING: at mm/page_alloc.c:1805 >>>> __alloc_pages_nodemask+0x1b6/0x730() >>>> [ 0.000000] Hardware name: OptiPlex 330 >>>> [ 0.000000] Modules linked in: >>>> [ 0.000000] Pid: 0, comm: swapper Not tainted 2.6.32.2 #1 >>>> [ 0.000000] Call Trace: >>>> [ 0.000000] [] ? __alloc_pages_nodemask+0x1b6/0x730 >>>> [ 0.000000] [] warn_slowpath_common+0x78/0xd0 >>>> [ 0.000000] [] warn_slowpath_null+0xf/0x20 >>>> [ 0.000000] [] __alloc_pages_nodemask+0x1b6/0x730 >>>> [ 0.000000] [] alloc_pages_current+0x78/0xf0 >>>> [ 0.000000] [] __get_free_pages+0x9/0x50 >>>> [ 0.000000] [] __kmalloc+0x112/0x120 >>>> [ 0.000000] [] vgacon_scrollback_startup+0x13/0x70 >>>> [ 0.000000] [] vgacon_startup+0x2a3/0x420 >>>> [ 0.000000] [] con_init+0x1b/0x230 >>>> [ 0.000000] [] console_init+0x22/0x42 >>>> [ 0.000000] [] start_kernel+0x240/0x3be >>>> [ 0.000000] [] x86_64_start_reservations+0x99/0xb9 >>>> [ 0.000000] [] x86_64_start_kernel+0xe0/0xf2 >>>> [ 0.000000] ---[ end trace 4eaa2a86a8e2da22 ]--- >>>> >>>> I also got it on 2.6.31.9, but had waited to ask hoping 2.6.32.2 would fix >>>> it. >>>> >>>> Attached is my config >>>> >>> was there a kernel that did not do this? >>> if so can you try a bisect on this? >>> >>> Justin P. Mattock >>> >> >> It took a while, but I have verified that 2.6.30.10 works without any >> message, and 2.6.31 has the error message (but otherwise seems to run >> ok). The hex codes are different, but the function names match and >> are in the same places. >> >> Does it have to be git bisect, or will trying the 2.6.31rc[1-9] be >> enough instead? The Documentation/BUG-HUNTING does not give detailed >> enough instructions for me to do the bisect thing. > > "git bisect" can point directly at the kernel patch that causes the > problem (well, most of the time it can do that), whereas just saying > 2.6.31-rc[1-9] will just tell us that it was one of a few thousand > patches. Not nearly as helpful. > > Maybe this can help you: > http://www.kernel.org/pub/software/scm/git-core/docs/git-bisect-lk2009.html > > > --- > ~Randy > yeah a bisect hopefully points to the right location if you need info I can try and assist you as much as possible, and well as anybody else. Justin P. Mattock -- 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/