Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934409Ab3CZQpF (ORCPT ); Tue, 26 Mar 2013 12:45:05 -0400 Received: from mout.gmx.net ([212.227.15.18]:56943 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934186Ab3CZQpD (ORCPT ); Tue, 26 Mar 2013 12:45:03 -0400 X-Authenticated: #5108953 X-Provags-ID: V01U2FsdGVkX19f24la22pfD1bAd37NX0XkamuKXH4FMlIGqouElI LAhzJnr+ixdsB3 Message-ID: <5151D08A.2060400@gmx.de> Date: Tue, 26 Mar 2013 17:44:58 +0100 From: =?UTF-8?B?VG9yYWxmIEbDtnJzdGVy?= User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130309 Thunderbird/17.0.4 MIME-Version: 1.0 To: Andrew Morton CC: user-mode-linux-user@lists.sourceforge.net, Linux Kernel , linux-mm@kvack.org Subject: Re: linux-v3.9-rc3: BUG: Bad page map in process trinity-child6 pte:002f9045 pmd:29e421e1 References: <514C94C4.4050008@gmx.de> <20130325155347.75290358a6985e17fb10ad14@linux-foundation.org> In-Reply-To: <20130325155347.75290358a6985e17fb10ad14@linux-foundation.org> X-Enigmail-Version: 1.5 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1146 Lines: 32 On 03/25/2013 11:53 PM, Andrew Morton wrote: > On Fri, 22 Mar 2013 18:28:36 +0100 Toralf F__rster wrote: > >> > Using trinity I often trigger under a user mode linux image with host kernel 3.8.4 >> > and guest kernel linux-v3.9-rc3-244-g9217cbb the following : >> > (The UML guest is a 32bit stable Gentoo Linux) > I assume 3.8 is OK? > With UML kernel 3.7.10 (host kernel still 3.8.4) I can trigger this issue too. Just to clarify it - here the bug appears in the UML kernel - the host kernel is ok (I can of course crash a host kernel too by trinity'ing an UML guest, but that's another thread - see [1]) FWIW he trinity command is just a test of 1 syscall: $> trinity --children 1 --victims /mnt/nfs/n22/victims -c mremap [1] https://lkml.org/lkml/2013/3/24/174 -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/