From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-f52.google.com (mail-oi0-f52.google.com [209.85.218.52]) by kanga.kvack.org (Postfix) with ESMTP id 3AB466B0035 for ; Wed, 27 Aug 2014 08:14:23 -0400 (EDT) Received: by mail-oi0-f52.google.com with SMTP id g201so73203oib.11 for ; Wed, 27 Aug 2014 05:14:23 -0700 (PDT) Received: from aserp1040.oracle.com (aserp1040.oracle.com. [141.146.126.69]) by mx.google.com with ESMTPS id h8si207235oej.50.2014.08.27.05.14.21 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Wed, 27 Aug 2014 05:14:21 -0700 (PDT) Message-ID: <53FDCB8F.40001@oracle.com> Date: Wed, 27 Aug 2014 08:14:07 -0400 From: Sasha Levin MIME-Version: 1.0 Subject: Re: mm: kernel BUG at mm/rmap.c:530 References: <53F487EB.7070703@oracle.com> <20140820140247.C729CE00A3@blue.fi.intel.com> In-Reply-To: <20140820140247.C729CE00A3@blue.fi.intel.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" Cc: Andrew Morton , Naoya Horiguchi , Joonsoo Kim , Hugh Dickins , Johannes Weiner , Dave Jones , "linux-mm@kvack.org" , LKML On 08/20/2014 10:02 AM, Kirill A. Shutemov wrote: > Sasha Levin wrote: >> > Hi all, >> > >> > While fuzzing with trinity inside a KVM tools guest running the latest -next >> > kernel, I've stumbled on the following spew: >> > >> > [ 2581.180086] kernel BUG at mm/rmap.c:530! > Page is mapped where it shouldn't be. Or vma/struct page/pgtable is corrupted. > Basically, I have no idea what happend :-P > > We really should dump page and vma info there. It's strange we don't have > dump_vma() helper yet. > It just happened again, I'll work on that dump_vma helper... :/ Thanks, Sasha -- 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