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 C7834C001DE for ; Fri, 14 Jul 2023 21:11:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235982AbjGNVL2 (ORCPT ); Fri, 14 Jul 2023 17:11:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42326 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236054AbjGNVLZ (ORCPT ); Fri, 14 Jul 2023 17:11:25 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3AB523A9C for ; Fri, 14 Jul 2023 14:11:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=7hPphsRyAiHyqjTvF36m7gtSF3Zvl71kzHrGyEJ0ZIo=; b=oZKzxN/UZM3UahawjbZfJFqjjX oeU/8L3Ql8FGPpjNNG2aue9k+pBvTXsMzRVy8XZ+l9fEYv6TOZGmTqBUfZtQ8E5zYkg5k8jUTPT1j 956OYLvyU7lKYcqXVj3BwdjqbZWokWwfTM7RkXiHQ8lL/FvUfARtDaM5zVttwkCqt9LjFfNyQs4rn eOPII4rCBnGycZWgKHtrR1nWdyhYSuSU2OsW/KjGSWIYc3DzYtKp1ha3nMLsGAuqRtYWxkLxHgmPy hX1IRNwuTEzOnZQNA7GAfbmq/flrLPWawDLtiE1Xvt1L8Cq3yYXLoxni/gq6+R5MZrmW4Dy8hMc+l p1Ip3EVw==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.96 #2 (Red Hat Linux)) id 1qKQ4E-006Nay-0T; Fri, 14 Jul 2023 21:11:10 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id C621E30023F; Fri, 14 Jul 2023 23:11:09 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id B899821372899; Fri, 14 Jul 2023 23:11:09 +0200 (CEST) Date: Fri, 14 Jul 2023 23:11:09 +0200 From: Peter Zijlstra To: Arjan van de Ven Cc: "Wysocki, Rafael J" , Bruno Goncalves , x86@kernel.org, LKML 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) Message-ID: <20230714211109.GC3275140@hirez.programming.kicks-ass.net> 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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 11, 2023 at 11:39:53AM -0700, Arjan van de Ven wrote: > On > > I think you mean "revert"? > > > > That can be done, but maybe it can be fixed instead? > > this specific issue I will fix shortly (together with the RDMSR thing) I still don't know why this needs to be in intel_idle.