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 A1652EB64DC for ; Fri, 14 Jul 2023 21:45:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229880AbjGNVp2 (ORCPT ); Fri, 14 Jul 2023 17:45:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229873AbjGNVpY (ORCPT ); Fri, 14 Jul 2023 17:45:24 -0400 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 567ED35A6 for ; Fri, 14 Jul 2023 14:45:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689371123; x=1720907123; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=hin/ZSPOlmippguNJSSMcjUnsOREXi7smCJb0j/RT5g=; b=lP6pVxXxclAzrQUEaLYkqvbjdGvdaHA5xTOb4IqHfIizg4ZNXfnLQsV0 tPKLdxCqToBLhEZBzr4qtaYAyfh4V2okJ0Lso5kd5w+HdQ1J1Ttb4Iu6/ 5oDOMWV+UEc4tmWU8ueX3eXaS86fvKecXbzguiD9xVMM77AiEpNsVG9we NLmkwpT1pevDl3qoktr7NJhXKXLTE0krPYJXkyuAhxkIJJ46Gk6ZMzn01 5FI/2vVDDci+EHdMcGhCqiZ0Na3w0NKL33WWPymM34kv4Nvc46owkEwH/ ugJuT5Y88gNjtMPYI3fmh1Ek1LPMYh8A2t86J4H5L7YdwQa4nUA4Jm8rP w==; X-IronPort-AV: E=McAfee;i="6600,9927,10771"; a="345894228" X-IronPort-AV: E=Sophos;i="6.01,206,1684825200"; d="scan'208";a="345894228" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2023 14:45:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10771"; a="752189014" X-IronPort-AV: E=Sophos;i="6.01,206,1684825200"; d="scan'208";a="752189014" Received: from avandeve-mobl1.amr.corp.intel.com (HELO [10.251.9.164]) ([10.251.9.164]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2023 14:45:22 -0700 Message-ID: Date: Fri, 14 Jul 2023 14:45:21 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [6.5.0-rc1] unchecked MSR access error: RDMSR from 0xe2 at rIP: 0xffffffff87090227 (native_read_msr+0x7/0x40) (intel_idle_init_cstates_icpu) Content-Language: en-US To: Peter Zijlstra , "Wysocki, Rafael J" Cc: Bruno Goncalves , x86@kernel.org, LKML References: <20230711112421.GI3062772@hirez.programming.kicks-ass.net> <20230711125557.GM3062772@hirez.programming.kicks-ass.net> <20230711132553.GN3062772@hirez.programming.kicks-ass.net> <0837a34c-f66e-aa04-d4a7-b032d3dbab7a@intel.com> <20230714211021.GB3275140@hirez.programming.kicks-ass.net> From: Arjan van de Ven In-Reply-To: <20230714211021.GB3275140@hirez.programming.kicks-ass.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/14/2023 2:10 PM, Peter Zijlstra wrote: > On Tue, Jul 11, 2023 at 08:37:51PM +0200, Wysocki, Rafael J wrote: > >>> Rafael, can we please just pull these patches and try again later? >> >> I think you mean "revert"? > > Yes, revert. The whole premise with the unparsable changelog that > babbles about TLB invalidates without any performance data-so-ever > should've been a red-flag. > > That whole TLB angle is nonsense. We have paravirt TLB invalidation for > this. for kvm and hyperv. not for vmware etc.