Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753643AbaF0Lzy (ORCPT ); Fri, 27 Jun 2014 07:55:54 -0400 Received: from mail.skyhub.de ([78.46.96.112]:54876 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752740AbaF0Lzw (ORCPT ); Fri, 27 Jun 2014 07:55:52 -0400 Date: Fri, 27 Jun 2014 13:55:45 +0200 From: Borislav Petkov To: Paolo Bonzini Cc: lkml , Peter Zijlstra , Steven Rostedt , x86-ml , kvm@vger.kernel.org, =?utf-8?B?SsO2cmcgUsO2ZGVs?= Subject: Re: __schedule #DF splat Message-ID: <20140627115545.GC23153@pd.tnic> References: <20140625153227.GA13845@pd.tnic> <20140625202650.GC13845@pd.tnic> <20140627101831.GB23153@pd.tnic> <53AD586A.40900@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <53AD586A.40900@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 27, 2014 at 01:41:30PM +0200, Paolo Bonzini wrote: > Il 27/06/2014 12:18, Borislav Petkov ha scritto: > >Joerg says I should bisect but I'm busy with other stuff. If people are > >interested in chasing this further, I could free up some time to do > >so... > > Please first try "-M pc-1.7" on the 2.0 QEMU. If it fails, please do bisect > it. A QEMU bisection between one release only usually takes only half an > hour or so for me. > > I use > > ../configure --target-list=x86_64-softmmu && make distclean && > ../configure --target-list=x86_64-softmmu && > make -j8 subdir-x86_64-softmmu > > Until it's below 50 commits. After that point just "make -j8 > subdir-x86_64-softmmu" should do. This ensures that build system changes do > not bite you as you move back and forth in time. Ok, thanks for the help. However, as it always happens, right after sending the mail, I triggered it with the qemu installed on the system too :-( I.e., qemu 1.7.1. So we will try to debug the #DF first to find out why kvm is injecting it in the first place. I'll keep you posted. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. -- -- 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/