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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65198C3DA7D for ; Sat, 31 Dec 2022 09:28:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231719AbiLaJ21 (ORCPT ); Sat, 31 Dec 2022 04:28:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229523AbiLaJ2Y (ORCPT ); Sat, 31 Dec 2022 04:28:24 -0500 Received: from zulu616.server4you.de (mail.csgraf.de [85.25.223.15]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4BB685FFB for ; Sat, 31 Dec 2022 01:28:23 -0800 (PST) Received: from [192.168.106.127] (dynamic-095-117-083-145.95.117.pool.telefonica.de [95.117.83.145]) by csgraf.de (Postfix) with ESMTPSA id 24C706080317; Sat, 31 Dec 2022 10:28:22 +0100 (CET) Message-ID: Date: Sat, 31 Dec 2022 10:28:21 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: qemu-system-i386: Could not install MSR_CORE_THREAD_COUNT handler: Success Content-Language: en-US To: Vitaly Chikunov Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, Paolo Bonzini , Marcelo Tosatti , Alexey Shabalin , "Dmitry V. Levin" References: <20221230142222.r3ahbntnlvj7jpc2@altlinux.org> <13D59483-BE6C-4AB5-AAB8-78B3A03D96E7@csgraf.de> <20221230181659.obkhfe7g6jn2wkb6@altlinux.org> From: Alexander Graf In-Reply-To: <20221230181659.obkhfe7g6jn2wkb6@altlinux.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Hi Vitaly, On 30.12.22 19:16, Vitaly Chikunov wrote: > Alexander, > > On Fri, Dec 30, 2022 at 06:44:14PM +0100, Alexander Graf wrote: >> Hi Vitaly, >> >> This is a kvm kernel bug and should be fixed with the latest stable releases. Which kernel version are you running? > This is on latest v6.0 stable - 6.0.15. > > Maybe there could be workaround for such situations? (Or maybe it's > possible to make this error non-fatal?) We use qemu+kvm for testing and > now we cannot test on x86. I'm confused what's going wrong for you. I tried to reproduce the issue locally, but am unable to: $ uname -a Linux server 6.0.15-default #1 SMP PREEMPT_DYNAMIC Sat Dec 31 07:52:52 CET 2022 x86_64 x86_64 x86_64 GNU/Linux $ linux32 chroot . $ uname -a Linux server 6.0.15-default #1 SMP PREEMPT_DYNAMIC Sat Dec 31 07:52:52 CET 2022 i686 GNU/Linux $ cd qemu $ file ./build/qemu-system-i386 ./build/qemu-system-i386: ELF 32-bit LSB shared object, Intel 80386, version 1 (SYSV), dynamically linked, interpreter /lib/ld-linux.so.2, for GNU/Linux 3.2.0, BuildID[sha1]=f75e20572be5c604c121de4497397665c168aa4c, with debug_info, not stripped $ ./build/qemu-system-i386 --version QEMU emulator version 7.2.0 (v7.2.0-dirty) Copyright (c) 2003-2022 Fabrice Bellard and the QEMU Project developers $ ./build/qemu-system-i386 -nographic -enable-kvm SeaBIOS (version rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org) [...] Can you please double check whether your host kernel version is 6.0.15? Please paste the output of "uname -a". Alex