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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,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 473E4C6787C for ; Fri, 12 Oct 2018 18:57:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1DB0C20865 for ; Fri, 12 Oct 2018 18:57:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1DB0C20865 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 S1726869AbeJMCbM (ORCPT ); Fri, 12 Oct 2018 22:31:12 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:48704 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725935AbeJMCbM (ORCPT ); Fri, 12 Oct 2018 22:31:12 -0400 Received: by atrey.karlin.mff.cuni.cz (Postfix, from userid 512) id 81EC080A64; Fri, 12 Oct 2018 20:57:16 +0200 (CEST) Date: Fri, 12 Oct 2018 20:57:15 +0200 From: Pavel Machek To: Borislav Petkov Cc: Ingo Molnar , arnd@arndb.de, akpm@linux-foundation.org, luto@kernel.org, dave.hansen@linux.intel.com, jroedel@suse.de, keescook@chromium.org, torvalds@linux-foundation.org, toshi.kani@hpe.com, Thomas Gleixner , sfr@canb.auug.org.au, kernel list , mingo@redhat.com, hpa@zytor.com, x86@kernel.org Subject: Re: Avoid VLA in pgd_alloc kills boot on 32-bit machines was Re: -next20181010,1011 regression: thinkpad x60 (32 bit) dies during boot. Message-ID: <20181012185715.GA16126@amd> References: <20181010195920.GA13860@amd> <20181010200331.GA13975@amd> <20181011180328.GA6740@amd> <20181012102459.GA4469@amd> <20181012105254.GA114888@gmail.com> <20181012181011.GA9098@amd> <20181012181335.GG12328@zn.tnic> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="zhXaljGHf11kAtnf" Content-Disposition: inline In-Reply-To: <20181012181335.GG12328@zn.tnic> 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 --zhXaljGHf11kAtnf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri 2018-10-12 20:13:35, Borislav Petkov wrote: > On Fri, Oct 12, 2018 at 08:10:11PM +0200, Pavel Machek wrote: > > And the winner is... > >=20 > > [1be3f247c2882a82279cbcf43717581ea943b692] x86/mm: Avoid VLA in > > pgd_alloc() >=20 > That should be fixed now: >=20 > https://git.kernel.org/tip/184d47f0fd365108bd06ab26cdb3450b716269fd Aha, ok. -next20181012 indeed works. Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --zhXaljGHf11kAtnf Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlvA7osACgkQMOfwapXb+vK7XgCggLlNsJz1djA9DA+d1t0dTaBU 6ZIAoKOM/j8VAC3XCfC94qjohdVojdFc =MHSa -----END PGP SIGNATURE----- --zhXaljGHf11kAtnf--