From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by kanga.kvack.org (Postfix) with ESMTP id 6BF8A6B0035 for ; Tue, 29 Apr 2014 04:22:30 -0400 (EDT) Received: by mail-pd0-f174.google.com with SMTP id z10so5937603pdj.33 for ; Tue, 29 Apr 2014 01:22:30 -0700 (PDT) Received: from e23smtp01.au.ibm.com (e23smtp01.au.ibm.com. [202.81.31.143]) by mx.google.com with ESMTPS id qe5si12163200pbc.152.2014.04.29.01.22.28 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 29 Apr 2014 01:22:29 -0700 (PDT) Received: from /spool/local by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 29 Apr 2014 18:22:26 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id D60F42CE8060 for ; Tue, 29 Apr 2014 18:22:23 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s3T8M8337995694 for ; Tue, 29 Apr 2014 18:22:09 +1000 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s3T8MMsi005500 for ; Tue, 29 Apr 2014 18:22:22 +1000 Message-ID: <535F610F.6090705@linux.vnet.ibm.com> Date: Tue, 29 Apr 2014 13:51:35 +0530 From: "Srivatsa S. Bhat" MIME-Version: 1.0 Subject: Re: [BUG] kernel BUG at mm/vmacache.c:85! References: <535EA976.1080402@linux.vnet.ibm.com> <20140429000031.GA4284@redhat.com> In-Reply-To: <20140429000031.GA4284@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Dave Jones Cc: Linux MM , "linux-kernel@vger.kernel.org" , davidlohr@hp.com, Rik van Riel , Michel Lespinasse , Hugh Dickins , "akpm@linux-foundation.org" , Linus Torvalds On 04/29/2014 05:30 AM, Dave Jones wrote: > On Tue, Apr 29, 2014 at 12:48:14AM +0530, Srivatsa S. Bhat wrote: > > Hi, > > > > I hit this during boot on v3.15-rc3, just once so far. > > Subsequent reboots went fine, and a few quick runs of multi- > > threaded ebizzy also didn't recreate the problem. > > > > The kernel I was running was v3.15-rc3 + some totally > > unrelated cpufreq patches. > > Could you post those patches somewhere ? > They may not be directly related to the code in the trace, but if > they are randomly corrupting memory, maybe that would explain things ? > Why post them just 'somewhere'? I posted them on LKML! :-) This is the patchset I was testing: :-) https://lkml.org/lkml/2014/4/28/473 Regards, Srivatsa S. Bhat -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757227AbaD2I20 (ORCPT ); Tue, 29 Apr 2014 04:28:26 -0400 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:38189 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757054AbaD2I2W (ORCPT ); Tue, 29 Apr 2014 04:28:22 -0400 Message-ID: <535F610F.6090705@linux.vnet.ibm.com> Date: Tue, 29 Apr 2014 13:51:35 +0530 From: "Srivatsa S. Bhat" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 MIME-Version: 1.0 To: Dave Jones CC: Linux MM , "linux-kernel@vger.kernel.org" , davidlohr@hp.com, Rik van Riel , Michel Lespinasse , Hugh Dickins , "akpm@linux-foundation.org" , Linus Torvalds Subject: Re: [BUG] kernel BUG at mm/vmacache.c:85! References: <535EA976.1080402@linux.vnet.ibm.com> <20140429000031.GA4284@redhat.com> In-Reply-To: <20140429000031.GA4284@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14042908-3568-0000-0000-000005666B96 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/29/2014 05:30 AM, Dave Jones wrote: > On Tue, Apr 29, 2014 at 12:48:14AM +0530, Srivatsa S. Bhat wrote: > > Hi, > > > > I hit this during boot on v3.15-rc3, just once so far. > > Subsequent reboots went fine, and a few quick runs of multi- > > threaded ebizzy also didn't recreate the problem. > > > > The kernel I was running was v3.15-rc3 + some totally > > unrelated cpufreq patches. > > Could you post those patches somewhere ? > They may not be directly related to the code in the trace, but if > they are randomly corrupting memory, maybe that would explain things ? > Why post them just 'somewhere'? I posted them on LKML! :-) This is the patchset I was testing: :-) https://lkml.org/lkml/2014/4/28/473 Regards, Srivatsa S. Bhat