From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1787FC43441 for ; Sat, 24 Nov 2018 15:23:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D030320663 for ; Sat, 24 Nov 2018 15:23:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D030320663 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ucw.cz Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726708AbeKYCMe (ORCPT ); Sat, 24 Nov 2018 21:12:34 -0500 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:33776 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726011AbeKYCMe (ORCPT ); Sat, 24 Nov 2018 21:12:34 -0500 Received: by atrey.karlin.mff.cuni.cz (Postfix, from userid 512) id 04E5C80985; Sat, 24 Nov 2018 16:23:49 +0100 (CET) Date: Sat, 24 Nov 2018 16:23:52 +0100 From: Pavel Machek To: Joonas Lahtinen Cc: bp@alien8.de, hpa@zytor.com, kernel list , mingo@redhat.com, tglx@linutronix.de, x86@kernel.org, jani.nikula@linux.intel.com, rodrigo.vivi@intel.com, intel-gfx@lists.freedesktop.org, chris@chris-wilson.co.uk Subject: Re: v4.20-rc1: list_del corruption on thinkpad x220 Message-ID: <20181124152352.GA9548@amd> References: <20181108175803.GA10785@amd> <154279919462.20217.14259089584802660420@jlahtine-desk.ger.corp.intel.com> <20181121115449.GA32455@amd> <154296105546.7930.1457928786446716358@jlahtine-desk.ger.corp.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="YiEDa0DAkWCtVeE4" Content-Disposition: inline In-Reply-To: <154296105546.7930.1457928786446716358@jlahtine-desk.ger.corp.intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --YiEDa0DAkWCtVeE4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > > > There's one similar for nouveau in Bugzilla, but it seems like a genu= ine > > > memory corruption (1 bit flipped): > > >=20 > > > https://bugs.freedesktop.org/show_bug.cgi?id=3D84880 > > >=20 > > > Any extra information would be of use :) > > >=20 > > > Regards, Joonas > > >=20 > > > PS. Could you open a bug to Bugzilla, it'll help to collect the > > > information in one consolidated place: > > >=20 > > > https://01.org/linuxgraphics/documentation/how-report-bugs > >=20 > > I prefer email... certainly for bugs that can't be reproduced. >=20 > By adding it to the Bugzilla it may be recognized by somebody else > who is experiencing a similar issue. Internet points are not deducted > for submitting bugs in good faith, even if they get closed as > NOTABUG. Feel free to copy from email to bugzilla :-). > It sounds like you've hit the same signature twice, so it may very well > be reproducible. Does flightgear have some demo mode where you could > leave it running a heavy scene overnight? I'm not sure if it was same signature twice. I had two lockups, but IIRC only investigated one. Not really a demo mode. I can put plane on autopilot, but eventually gas runs out. (And I guess window needs to be visible for test to be effective.) I tried today, but it did not crash. Do you have something else I could run to do the testing? > Were you running 4.19 kernel previously, distro one or vanilla? A full > dmesg from a boot would be appreciated (from kernel where you didn't > experience issues, and from one where you do). Recent kernels I'm running are self-compiled. > We actually have a well defined process and personnel to look into the > Bugzilla entries, so it'd still be helpful to have this logged to > Bugzilla. If I can reproduce it, it makes sense to create bugzilla entry. Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --YiEDa0DAkWCtVeE4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlv5bQgACgkQMOfwapXb+vJ2LwCfc8KyBVkCfE84DoaqSiwngr23 SuUAoL3e2X4/sePjGvTHhEiGWyFgLUzp =fZs7 -----END PGP SIGNATURE----- --YiEDa0DAkWCtVeE4--