From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qa0-f46.google.com (mail-qa0-f46.google.com [209.85.216.46]) by kanga.kvack.org (Postfix) with ESMTP id AB4E76B00F4 for ; Fri, 21 Feb 2014 20:10:44 -0500 (EST) Received: by mail-qa0-f46.google.com with SMTP id k15so4220180qaq.33 for ; Fri, 21 Feb 2014 17:10:44 -0800 (PST) Received: from userp1040.oracle.com (userp1040.oracle.com. [156.151.31.81]) by mx.google.com with ESMTPS id a51si5587921qge.60.2014.02.21.17.10.43 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Fri, 21 Feb 2014 17:10:44 -0800 (PST) Message-ID: <5307F90C.9060602@oracle.com> Date: Fri, 21 Feb 2014 20:10:36 -0500 From: Sasha Levin MIME-Version: 1.0 Subject: Re: mm: kernel BUG at mm/huge_memory.c:1371! References: <5307D74C.5070002@oracle.com> <20140221235145.GA18046@node.dhcp.inet.fi> In-Reply-To: <20140221235145.GA18046@node.dhcp.inet.fi> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" Cc: "linux-mm@kvack.org" , Andrew Morton , LKML On 02/21/2014 06:51 PM, Kirill A. Shutemov wrote: > On Fri, Feb 21, 2014 at 05:46:36PM -0500, Sasha Levin wrote: >> >Hi all, >> > >> >While fuzzing with trinity inside a KVM tools guest running latest -next >> >kernel I've stumbled on the following (now with pretty line numbers!) spew: >> > >> >[ 746.125099] kernel BUG at mm/huge_memory.c:1371! > It "VM_BUG_ON_PAGE(!PageHead(page), page);", correct? > I don't see dump_page() output. Right. However, I'm not seeing the dump_page() output in the log. I see that dump_page() has been modified not long ago, I'm looking into it. 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