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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 BB897C6778A for ; Tue, 3 Jul 2018 11:25:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 697CD24BE1 for ; Tue, 3 Jul 2018 11:25:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="u9/RRnXt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 697CD24BE1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com 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 S1752844AbeGCLZX (ORCPT ); Tue, 3 Jul 2018 07:25:23 -0400 Received: from mail-lf0-f67.google.com ([209.85.215.67]:45877 "EHLO mail-lf0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752596AbeGCLZV (ORCPT ); Tue, 3 Jul 2018 07:25:21 -0400 Received: by mail-lf0-f67.google.com with SMTP id m13-v6so1295644lfb.12; Tue, 03 Jul 2018 04:25:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=D4LFE8RsTVMobvUDBypDtBsDvlFRgMpKAJ/2uuAdhv0=; b=u9/RRnXtQ99nPHMiE3x49vn5d3Tak7KOzsKT09sVdDfGUBbqyecyLyy5YTpjiefSYf 8Cox7Fu4CJxZ0OpHorOAvpJ6QtYn04CWmuLIYJ7f1TImxJW/smSXzIXC9PdsZSz6cEB8 ewAF7L2V7bd3WJUeu+sLGwzyKv898KwMshhMi/absi3XM4XfCTOAgEzdwnHpsoK/ULbl Jhy0uZtJ1b38TK0GmK31NsrCrIYwdTPdumuAsuQeyN7X8SAWR3S3zUFnHnokmQbN+pu8 NtGTdaR9ULK35AAyZjHxLs1u/AJsk5znZwGnhQaiO0xmJXgad+YCjApvbNqCjiq5UFVj qSIQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=D4LFE8RsTVMobvUDBypDtBsDvlFRgMpKAJ/2uuAdhv0=; b=X/4ZYThT2Pfug8hCFBVDNkD8uijyw/pb5acfpD4t0Ao4cBjlPyYyH26BYpjfLbcSoy gP5XycaUTHPt07dRd2EITkhAlBlY3jE9YcO5bTJFewLVDXTWPEuimBn9a/+ud4ZRChGD YP6vuVhHBpl1L92RgcevBi3s7WRE91bprF7BIIKKWLRTQ24BRBByA02HmpuUNDHRImwS ZD/472hJPiguOSbWVHQ7HpPeK6ec+MMNtLsdq3nkp9RG+jRdQlLYN1gZQw/K1p7JTkWU 1DOccXyYnSU8DW7CGr8Rn/LCHf+tVRGsMUHAQLElHOLkRFuWxOrCCcq1gCLtpSGikvlf vgIQ== X-Gm-Message-State: APt69E0Sq+9LCA0lmBeu/GFHYCASns55FikPLWha7d/GkdPQGt6n/w1i bJ5dDttXFYYwVqHT9ZdXdQzl/cK7OYgOczIcIQ== X-Google-Smtp-Source: AAOMgpfOwlcla9WLub0NGMYD743xMeGbPP/k6g32b/Y9OiPRov7Fi1RvyAImv1NT+umthshyCdXzr42CkVNQIO6jM8o= X-Received: by 2002:a19:c218:: with SMTP id l24-v6mr2075011lfc.55.1530617119536; Tue, 03 Jul 2018 04:25:19 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a19:ef16:0:0:0:0:0 with HTTP; Tue, 3 Jul 2018 04:24:49 -0700 (PDT) In-Reply-To: <20180701213243.GA20180@trogon.sfo.coreos.systems> References: <20180701213243.GA20180@trogon.sfo.coreos.systems> From: Gabriel C Date: Tue, 3 Jul 2018 13:24:49 +0200 Message-ID: Subject: Re: 4.17.x won't boot due to "x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G" To: Benjamin Gilbert Cc: linux-x86_64@vger.kernel.org, LKML , "Kirill A. Shutemov" , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , X86 ML , bero@lindev.ch Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2018-07-01 23:32 GMT+02:00 Benjamin Gilbert : > On Sun, Jul 01, 2018 at 05:15:59PM -0400, Benjamin Gilbert wrote: >> 4.17 kernels built with the CoreOS Container Linux toolchain and kconfig, >> up to and including 4.17.3, fail to boot on AMD64 running in (at least) >> QEMU/KVM. No messages are shown post-GRUB; the VM instantly reboots. >> Reverting commit 194a9749c73d ("x86/boot/compressed/64: Handle 5-level >> paging boot if kernel is above 4G") fixes it. I've attached our kernel >> config for reference, and am happy to test patches, provide sample QCOW >> images, etc. > Also see https://bugzilla.kernel.org/show_bug.cgi?id=200385 , 0a1756bd2897951c03c1cb671bdfd40729ac2177 is acting up too with the same symptoms BR