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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 5AF71C2BB86 for ; Thu, 9 Apr 2020 10:46:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3427020A8B for ; Thu, 9 Apr 2020 10:46:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586429160; bh=2sApeTj49jEgM0EIBBiKjWdk0CL0Z8Nfx1A+M++tSp0=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=kKesTkOlc+RWyLFxKzqpA+6u0VZq0yTcXiHlHx1pRyKpolyJNXlz1uLEIeElT3Jbz BmuvHOAgfsZ3GWSqbarwIGs18DE5/gbJkt0oh49HNS3Sk2JVd2YPK5akrg196vcebK qvhQne9LSA1uQYY6TVhu08QahCM7L4gBjWmk6DFI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726666AbgDIKp7 (ORCPT ); Thu, 9 Apr 2020 06:45:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:35090 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725783AbgDIKp6 (ORCPT ); Thu, 9 Apr 2020 06:45:58 -0400 Received: from mail-io1-f44.google.com (mail-io1-f44.google.com [209.85.166.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 94D1021473; Thu, 9 Apr 2020 10:45:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586429158; bh=2sApeTj49jEgM0EIBBiKjWdk0CL0Z8Nfx1A+M++tSp0=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=g3CKIqBoso44Q5ajMRvQONnNDDJBHJXGv+zjNFeBARBgPA544ypF2VkraZzIeiIc3 D7xEZsyYLTPn+FU+r8M6l6E0ocpshCB28aUmhTLnOL0YUZW5tAXiD64Jo+uDKft2UV 3zi5XVcds8d8appO2pbzwdK5RptaZF87/MezVJco= Received: by mail-io1-f44.google.com with SMTP id y17so3323860iow.9; Thu, 09 Apr 2020 03:45:58 -0700 (PDT) X-Gm-Message-State: AGi0PuYhTwHuCZlh04bdRTH24SCwAJeYr6H44avzPZhiHjDfY9nIpY0b ztO/qIlpCzOhiDo8YjTYJiX/qIY6B4gdy6Z3zxA= X-Google-Smtp-Source: APiQypLZXSP9OLEawh2kPzU7n5CwbnEHLFiJwNvhkkyeNMLGtRypdtoHpl9suvWk1e2Zkevx4iuWD6RTyO9WRxwTVCc= X-Received: by 2002:a5e:8b47:: with SMTP id z7mr11130047iom.16.1586429157928; Thu, 09 Apr 2020 03:45:57 -0700 (PDT) MIME-Version: 1.0 References: <20200113172245.27925-1-ardb@kernel.org> <20200113172245.27925-6-ardb@kernel.org> <63b125a4-6c62-fcdf-de22-d3bebe2dcbf5@suse.cz> <972b66a9-92c7-9a15-1aa1-e3236abe90df@suse.cz> <20200409080626.GV5951@GaryWorkstation> <984a2b3c-a9d4-e733-6372-4abf0f99be1f@suse.cz> In-Reply-To: From: Ard Biesheuvel Date: Thu, 9 Apr 2020 12:45:47 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 05/13] efi/x86: don't map the entire kernel text RW for mixed mode To: Jiri Slaby Cc: Gary Lin , linux-efi , Ingo Molnar , Thomas Gleixner , Linux Kernel Mailing List , Anshuman Khandual , Arnd Bergmann , Dan Williams , Dave Young , Saravana Kannan 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 On Thu, 9 Apr 2020 at 12:09, Jiri Slaby wrote: > > On 09. 04. 20, 11:09, Ard Biesheuvel wrote: > > On Thu, 9 Apr 2020 at 10:36, Jiri Slaby wrote: > >> > >> On 09. 04. 20, 10:19, Ard Biesheuvel wrote: > >>>>>> $ rpm -qlp ~/Downloads/ovmf-202002-1.1.i586.rpm > >>>>>> warning: /home/ardbie01/Downloads/ovmf-202002-1.1.i586.rpm: Header V3 > >>>>>> RSA/SHA256 Signature, key ID 3dbdc284: NOKEY > >>>>>> /usr/share/doc/packages/ovmf > >>>>>> /usr/share/doc/packages/ovmf/README > >>>>> > >>>>> Hmmm, it's weird that OBS doesn't list all derived files. > >>>>> Anyway, the ia32 ovmf is available in > >>>>> http://download.opensuse.org/tumbleweed/repo/oss/noarch/qemu-ovmf-ia32-202002-1.1.noarch.rpm > >>>> > >>>> It indeed does: > >>>> https://build.opensuse.org/package/binaries/openSUSE:Factory/ovmf/standard > >>>> > >>>> Note that the ia32 version is noarch, built on i586. > >>>> > >>> > >>> I am not able to reproduce this issue using the linked firmware image > >>> and a 5.6 x86_64_defconfig with efivarfs built in. > >> > >> Yeah, I had to use the distro config too. Not sure what the trigger is. > >> Maybe some NUMA configs or something. > >> > >>> Could anyone share the full log, please, along with the kernel config > >>> that was used? > >> > >> Both uploaded: > >> http://decibel.fi.muni.cz/~xslaby/err/ > >> > > > > With the same config, I am still not seeing the issue. > > > > > >> Note that I switched the for-me-necessary =m configs to =y. So that it > >> is enough to build bzImage, w/o modules... > >> > > > > Could you please try running it again with CONFIG_EFI_PGT_DUMP=y enabled? > > No problem: > http://decibel.fi.muni.cz/~xslaby/err/dmesg2.txt > > > In the mean time, I will try to install Tumbleweed from scratch. Do > > you have any steps I could follow to reproduce your setup? > > Not really, just installed TW 64-bit and used efi and grub 32 bit. > OK, so you installed using a 64-bit EFI, and then switched to a 32-bit one? Or is there a special mixed-mode capable installer? (The ones I found are x86_64 only)