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_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 BD9C6C76191 for ; Wed, 24 Jul 2019 20:20:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9D434206BF for ; Wed, 24 Jul 2019 20:20:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403966AbfGXUUo (ORCPT ); Wed, 24 Jul 2019 16:20:44 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:44820 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390805AbfGXUUm (ORCPT ); Wed, 24 Jul 2019 16:20:42 -0400 Received: from pd9ef1cb8.dip0.t-ipconnect.de ([217.239.28.184] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1hqNkZ-00060B-OU; Wed, 24 Jul 2019 22:20:35 +0200 Date: Wed, 24 Jul 2019 22:20:34 +0200 (CEST) From: Thomas Gleixner To: Greg KH cc: "H.J. Lu" , Mike Lothian , Tom Lendacky , bhe@redhat.com, Borislav Petkov , Dave Hansen , lijiang@redhat.com, Linux Kernel Mailing List , Andy Lutomirski , Ingo Molnar , Peter Zijlstra , the arch/x86 maintainers Subject: Re: [PATCH v3 1/2] x86/mm: Identify the end of the kernel area to be reserved In-Reply-To: Message-ID: References: <20190723130513.GA25290@kroah.com> <20190723134454.GA7260@kroah.com> <20190724153416.GA27117@kroah.com> <20190724155735.GC5571@kroah.com> <20190724161634.GB10454@kroah.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 24 Jul 2019, Thomas Gleixner wrote: > On Wed, 24 Jul 2019, Greg KH wrote: > > On Wed, Jul 24, 2019 at 06:03:41PM +0200, Thomas Gleixner wrote: > > > > Gotta love old tool-chains :( > > > > > > Oh yes. /me does archaeology to find a VM with old stuff > > > > I can provide a binary if you can't find anything. > > Found GNU ld (GNU Binutils for Debian) 2.25 and after fiddling with > LD_PRELOAD it builds without failure. > > ld.gold from that binutils version dies with a segfault on various files ... Then tried that old ld.bfd with GCC8 and that causes ld.bfd to segfault on every other file. Copied that config to the clang build directory and it causes the same explosions with ld.bfd. What a time waste...