Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933951AbcKOKiL (ORCPT ); Tue, 15 Nov 2016 05:38:11 -0500 Received: from mail-wm0-f66.google.com ([74.125.82.66]:35596 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933047AbcKOKiJ (ORCPT ); Tue, 15 Nov 2016 05:38:09 -0500 Date: Tue, 15 Nov 2016 11:38:03 +0100 From: Ingo Molnar To: Borislav Petkov Cc: X86 ML , LKML , Andy Lutomirski , Linus Torvalds , Peter Zijlstra Subject: Re: [RFC PATCH] x86/debug: Dump more detailed segfault info Message-ID: <20161115103803.GA16101@gmail.com> References: <20161111101930.32559-1-bp@alien8.de> <20161112110649.GA28774@gmail.com> <20161112122736.fmiowshbus5hjjnb@pd.tnic> <20161113073903.GA648@gmail.com> <20161113112552.ci5hkct4d4xm6rrf@pd.tnic> <20161113154958.w4pkp4nvyyau4u6z@pd.tnic> <20161115061447.GA24505@gmail.com> <20161115100655.flju5ce3zxtrcyx4@pd.tnic> <20161115101903.GA15249@gmail.com> <20161115102201.wewvjts7uj2663pv@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161115102201.wewvjts7uj2663pv@pd.tnic> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 510 Lines: 23 * Borislav Petkov wrote: > On Tue, Nov 15, 2016 at 11:19:03AM +0100, Ingo Molnar wrote: > > Well, bfd8d3f23b51 was part of -rc1 already, so you have it too. > > Right. > > > What might have made the difference is that I tested it on real hardware with > > serial logging, which delays printk() and might have created the race with the > > systemd kernel logger. (Which is impossible to turn off :-( ) > > Of course it is! > > printk.devkmsg=off > > :-) LOL, indeed ;-) Thanks, Ingo