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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 A70BEC7618B for ; Thu, 25 Jul 2019 06:59:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C9A322BEF for ; Thu, 25 Jul 2019 06:59:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564037961; bh=yrDu6i8kJTZ5JgPYIQrkoqt/GawfokDLPdWoND6VkrQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=y8tlKbtW6iAVqBpitcC3O65hmRW4BdNlpOY1NfVJCVvqU6BM16z6iIGJpt3j+h5ri Z5w93kuNE52MjYXOj+lvmhgIPy2YS5iZTqeFIWVMeiUX3BUl2zrw0nEIjpVvwuEgDZ hybpfbdy2RXbHcKCiNNBhrKB9NQhZW+TDcmCulcs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729430AbfGYG7U (ORCPT ); Thu, 25 Jul 2019 02:59:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:33224 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726479AbfGYG7T (ORCPT ); Thu, 25 Jul 2019 02:59:19 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 887EE2081B; Thu, 25 Jul 2019 06:59:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564037959; bh=yrDu6i8kJTZ5JgPYIQrkoqt/GawfokDLPdWoND6VkrQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=EhA3qo5UGHPzaCyjcxJMzKu3MlbprMP0hmGZf0lFRsEbfkw56ZihXzlt/7eeQw7Ld 7MyiDnCVqwg1pDz006LwzwTD1uRJy9c+3fLIeJtpouRswZ1AfWivz7wRZ4QzeqEYMR wKVdBvAfK+whz4xhYvNKD/gumZqKlSLoylgZMRjc= Date: Thu, 25 Jul 2019 08:24:47 +0200 From: Greg KH To: Thomas Gleixner 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 Message-ID: <20190725062447.GB5647@kroah.com> References: <20190723130513.GA25290@kroah.com> <20190723134454.GA7260@kroah.com> <20190724153416.GA27117@kroah.com> <20190724155735.GC5571@kroah.com> <20190724161634.GB10454@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 24, 2019 at 10:20:34PM +0200, Thomas Gleixner wrote: > 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... > > > Ugh, sorry about this. I can't seem to track it down either, and at this point am just going to punt and let the Android build people try to figure it out as it is their custom build system that is failing at the moment, only for x86, and if this single patch is reverted, it starts working again. voodo... thanks, greg k-h