From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-f72.google.com (mail-lf0-f72.google.com [209.85.215.72]) by kanga.kvack.org (Postfix) with ESMTP id 552B96B039F for ; Fri, 31 Mar 2017 05:56:30 -0400 (EDT) Received: by mail-lf0-f72.google.com with SMTP id k199so15254119lfg.16 for ; Fri, 31 Mar 2017 02:56:30 -0700 (PDT) Received: from mail.skyhub.de (mail.skyhub.de. [5.9.137.197]) by mx.google.com with ESMTP id c63si2971050lfe.242.2017.03.31.02.56.28 for ; Fri, 31 Mar 2017 02:56:28 -0700 (PDT) Date: Fri, 31 Mar 2017 11:56:17 +0200 From: Borislav Petkov Subject: Re: crash under qemu, bisected to f2a6a7050109 ("x86: Convert the rest of the code to support p4d_t") Message-ID: <20170331095617.5d5sxrk54uqzqfgf@pd.tnic> References: <20170331070653.GA8716@Red> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20170331070653.GA8716@Red> Sender: owner-linux-mm@kvack.org List-ID: To: Corentin Labbe Cc: kirill.shutemov@linux.intel.com, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org On Fri, Mar 31, 2017 at 09:06:53AM +0200, Corentin Labbe wrote: > hello > > Since linux-next-20170329, my qemu virtual machine crash with: > [ 1.409213] Freeing unused kernel memory: 688K > [ 1.414790] Freeing unused kernel memory: 1920K > [ 1.415581] BUG: unable to handle kernel paging request at ffffc753f000f000 > [ 1.416808] IP: ptdump_walk_pgd_level_core+0x2d1/0x430 https://lkml.kernel.org/r/20170328185522.5akqgfh4niqi3ptf@pd.tnic Reportedly, latest tip/master should be fixed but I haven't tried it yet. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply. -- 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