From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f177.google.com (mail-wi0-f177.google.com [209.85.212.177]) by kanga.kvack.org (Postfix) with ESMTP id 388086B0031 for ; Thu, 19 Jun 2014 12:36:20 -0400 (EDT) Received: by mail-wi0-f177.google.com with SMTP id r20so3158351wiv.4 for ; Thu, 19 Jun 2014 09:36:19 -0700 (PDT) Received: from jenni1.inet.fi (mta-out1.inet.fi. [62.71.2.198]) by mx.google.com with ESMTP id by5si7857986wjc.114.2014.06.19.09.36.18 for ; Thu, 19 Jun 2014 09:36:18 -0700 (PDT) Date: Thu, 19 Jun 2014 19:36:14 +0300 From: "Kirill A. Shutemov" Subject: Re: kernel BUG - handle_mm_fault - Ubuntu 14.04 kernel 3.13.0-29-generic Message-ID: <20140619163614.GA24297@node.dhcp.inet.fi> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53A30B63.107@brockmann-consult.de> Sender: owner-linux-mm@kvack.org List-ID: To: Peter Maloney , Rik van Riel Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Kamal Mostafa , Greg Kroah-Hartman On Thu, Jun 19, 2014 at 06:10:11PM +0200, Peter Maloney wrote: > Hi, can someone please take a look at this and tell me what is going on? > > The event log reports no ECC errors. > > This machine was working fine with an older Ubuntu version, and has > failed this way twice since an upgrade 2 weeks ago. > > Symptoms include: > - load goes up high, currently 1872.72 > - "ps -ef" hangs > - this time I tested "echo w > /proc/sysrq-trigger" which made the > local shell and ssh hang, and ctrl+alt+del doesn't work, but machine > still responds to ping > > Please CC me; I'm not on the list. > > Thanks, > Peter > > > > Here's the log: > > Jun 12 15:42:42 node73 kernel: [17196.908781] ------------[ cut here > ]------------ > Jun 12 15:42:42 node73 kernel: [17196.909789] kernel BUG at > /build/buildd/linux-3.13.0/mm/memory.c:3756! Looks like this: http://lkml.org/lkml/2014/5/8/275 It seems the commit 107437febd49 has added to 3.13.11.3 "extended stable", but not in other -stable. Rik, should it be there too? -- Kirill A. Shutemov -- 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