Received: by 2002:a05:7412:b10a:b0:f3:1519:9f41 with SMTP id az10csp2797599rdb; Mon, 4 Dec 2023 07:50:27 -0800 (PST) X-Google-Smtp-Source: AGHT+IGPH1jjB1YEsbdDS7dsqV13Lz1YMxVaHibjQDj/wRiyNSBsFccHbRgugZEMMb96493E5QMs X-Received: by 2002:a17:902:968d:b0:1d0:6ffd:ceba with SMTP id n13-20020a170902968d00b001d06ffdcebamr1745973plp.115.1701705027265; Mon, 04 Dec 2023 07:50:27 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701705027; cv=none; d=google.com; s=arc-20160816; b=BP8WZZvBm4LwdlnH3vxv0M9BKE7i/CXL1mcFL7LXKD93zIEA2VcO+TVVIxurXJSrT3 +XQRR/MdY99cwrDVIHEFxaR45z7Ny8Tu4On/EY08N1LAegP0NdUO40fs4x6OgHDO8f3E +WcLEJ3Oc73M2RxwEmNyYQkVxJ6DwD8JLm/wC+IVHhY3oannc/8MHewz5uE4nsFmjMex J/Wk0YJPWrKcysMrn/LEIyQXhkRgqqFdySKnw9+q4v3XPXe+L44VDQ6BfcgRwwvXEHOL NcEZeeWV+k/Xkymj12DnHE6WF1Hmobuf332SpwcZ+fVUOmFp0Kg7/1dhwRJd/BNI1EO1 br5w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=Vo6ACIul/s8PeELnHpXtugdkNS4j0Em8H+F2OScobtY=; fh=PUGFMXBBWmmoBImeVAeZJLiJD8YS9MR/kgWXDSLAmmI=; b=kPfb5sWX8JOWA2SWWgfdokvgIAamNTiWrQZgq1QIHTz9Ei0vc0HDzPnGAGkP3OVELB ngoR2FWdphce/IkYmHWWR7lew/tAAXiEkFA1lCDiMGgv4eKlc94y7P9zn20vfyriAWOu OW0TnAECBkr8x5Wiqsb61f8ebPBUVDML1HnK76TZ+vcZ/4MwXUq+3h2vI8PQ0g8pOJUL M+qMWAg8/IivdHkkt0bxUmI+zqfASd5/xiyO3cHbeT4veji0ArEf4/RRcZORfdrmbugG +eo8Z+iclYiumX8ewTIkPw9edSKGbu0YsVTmWBdmahnF68V6Kt0PxuMsGKOku9WtVs1K R+EQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=aaYeeYPE; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from morse.vger.email (morse.vger.email. [2620:137:e000::3:1]) by mx.google.com with ESMTPS id n2-20020a1709026a8200b001d06819a68esi4809893plk.134.2023.12.04.07.50.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Dec 2023 07:50:27 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) client-ip=2620:137:e000::3:1; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=aaYeeYPE; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id EEABF807866C; Mon, 4 Dec 2023 07:50:19 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343767AbjLDPuD (ORCPT + 99 others); Mon, 4 Dec 2023 10:50:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49586 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234757AbjLDPuB (ORCPT ); Mon, 4 Dec 2023 10:50:01 -0500 Received: from mail.alien8.de (mail.alien8.de [IPv6:2a01:4f9:3051:3f93::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E49F1E6 for ; Mon, 4 Dec 2023 07:50:06 -0800 (PST) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 1FD6940E025E; Mon, 4 Dec 2023 15:50:05 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id JrKhSOLI5D3a; Mon, 4 Dec 2023 15:50:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1701705003; bh=Vo6ACIul/s8PeELnHpXtugdkNS4j0Em8H+F2OScobtY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=aaYeeYPE7h08tJJMMsojtPUR/kbPMq7JDlfMkhVtb0QtiAvXJTVGAwFvNbISktcaa IUSQ3cTdUl9cvJ5crmWsf/7vdnYE7zqcnwLQ3+qmMXFrlqg/QjVNsqJEEQ1tb6v32f 9wxSYbj15pvq9EAtkIiL1MYFQppJxd9g8TfuK/FjaNfRik3jm+suw/hrZG/O8CPhMv O5jRPzY8gRJaASuivLo6bEok5IQBlih8CdJ2RKvZSIhvGKdW6oHbWPlCB4LaIl1Op4 5claSRckFEk5/BKGzXJB5Nlt/Qh3asS8dV7vWRq0KW/oXh/AnfUTk9ox7Ii5uICP4v H6DReEH1/YZbj0YvK0llVSdNLAMv9L9vbmNXROuPWRqSPNEbuBOEPaWUO0SELRqjY8 KH/DnNT6J9EpzEkyitWa9nXcPy+42xq5RmHqdcscchCiSNBvkO2g30n78nQITkfreo 7nIkpfgoqUQgzrMAxNi3vHLFZNcZCkdbp5rmTBejmsw3GAsMpKtbPdyumt/2XXzc2R 6xDtB9ynOgKXzoklWDuzhzW8BJoVEPT8c4ap/bED/GcD2afzGeJfZZuARFAdzrjiFH ZBPQtaXbzgbCI1xsiX4jEl9gE93JJSfd+D3vxet7o1IXn/OLRTCAPczum3Nx3A6mIG 9i3rXmvOycPuw64y5bkMHLgU= Received: from zn.tnic (pd95304da.dip0.t-ipconnect.de [217.83.4.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 6E6EB40E0195; Mon, 4 Dec 2023 15:49:59 +0000 (UTC) Date: Mon, 4 Dec 2023 16:49:54 +0100 From: Borislav Petkov To: Mark Rutland Cc: Peter Zijlstra , X86 ML , LKML Subject: Re: [RFC PATCH] x86/Kconfig: Disable KASLR on debug builds Message-ID: <20231204154954.GDZW31IjgG6A0HSULH@fat_crate.local> References: <20231130120552.6735-1-bp@alien8.de> <20231130120831.GB20153@noisy.programming.kicks-ass.net> <20231130124909.GEZWiExTP4J1pjNxPq@fat_crate.local> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Mon, 04 Dec 2023 07:50:20 -0800 (PST) On Mon, Dec 04, 2023 at 10:42:15AM +0000, Mark Rutland wrote: > Later, in December 2016 we made KCOV adjust the address to remove the KASLR > offset in commit: > > 4983f0ab7ffaad1e ("kcov: make kcov work properly with KASLR enabled") Neat trick, I should remember that. Might come in handy. > ... so I think that's been stale for ~7 years, and we just forgot to clean up > the Kconfig.debug text. Ok, I guess you'll clean it up then. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette