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=-12.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 ACB1EC388F7 for ; Tue, 20 Oct 2020 17:57:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 55DA72224A for ; Tue, 20 Oct 2020 17:57:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603216640; bh=9YjFPnAqA0uzYmI3atA5MHEeFfobIzN1G6Wk7DSgOns=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=HjHECIL3BxYdA2Sfjm4OW1nXMTcq9ka7c+YIArb4EBJU2DFC6zQGy38xoIASmZA/P BH+A8otSty18j/Djkl5UPDzhfnADq8m8+fJBdkKZDe8BnXilI0oA47nWIDTt19qWNl vQ0S38aEj+z85+5RYWavGTXUM3M/3iTu+LPFxmOU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2408851AbgJTR5T (ORCPT ); Tue, 20 Oct 2020 13:57:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:43678 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2408841AbgJTR5T (ORCPT ); Tue, 20 Oct 2020 13:57:19 -0400 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (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 875A62223C; Tue, 20 Oct 2020 17:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603216638; bh=9YjFPnAqA0uzYmI3atA5MHEeFfobIzN1G6Wk7DSgOns=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DRCtLH5efl45rulVA4skkhvXE2e17kpae3sBo3DXNKP9PU64bhIS1PYgmIqBiG0g+ rpIS3BHkU3rXss1y60JRwOTsWqm7QdUiZNyPuwHAWJZm+qH5Ag2u2Y0ecRFfPEdH7g J7nR9+tNXy0UshQlH3VwAj1qpMqWXBaAaS8M0SIg= From: Will Deacon To: Catalin Marinas , Nick Desaulniers Cc: kernel-team@android.com, Will Deacon , linux-kernel@vger.kernel.org, Peter Smith , clang-built-linux , stable@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Ard Biesheuvel , =?UTF-8?q?F=C4=81ng-ru=C3=AC=20S=C3=B2ng?= Subject: Re: [PATCH] arm64: link with -z norelro regardless of CONFIG_RELOCATABLE Date: Tue, 20 Oct 2020 18:57:10 +0100 Message-Id: <160319373854.2175971.17968938488121846972.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201016175339.2429280-1-ndesaulniers@google.com> References: <20201016175339.2429280-1-ndesaulniers@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 16 Oct 2020 10:53:39 -0700, Nick Desaulniers wrote: > With CONFIG_EXPERT=y, CONFIG_KASAN=y, CONFIG_RANDOMIZE_BASE=n, > CONFIG_RELOCATABLE=n, we observe the following failure when trying to > link the kernel image with LD=ld.lld: > > error: section: .exit.data is not contiguous with other relro sections > > ld.lld defaults to -z relro while ld.bfd defaults to -z norelro. This > was previously fixed, but only for CONFIG_RELOCATABLE=y. Applied to arm64 (for-next/core), thanks! [1/1] arm64: link with -z norelro regardless of CONFIG_RELOCATABLE https://git.kernel.org/arm64/c/3b92fa7485eb Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev 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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 1D334C41604 for ; Tue, 20 Oct 2020 17:58:49 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 900C62076A for ; 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Tue, 20 Oct 2020 17:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603216638; bh=9YjFPnAqA0uzYmI3atA5MHEeFfobIzN1G6Wk7DSgOns=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DRCtLH5efl45rulVA4skkhvXE2e17kpae3sBo3DXNKP9PU64bhIS1PYgmIqBiG0g+ rpIS3BHkU3rXss1y60JRwOTsWqm7QdUiZNyPuwHAWJZm+qH5Ag2u2Y0ecRFfPEdH7g J7nR9+tNXy0UshQlH3VwAj1qpMqWXBaAaS8M0SIg= From: Will Deacon To: Catalin Marinas , Nick Desaulniers Subject: Re: [PATCH] arm64: link with -z norelro regardless of CONFIG_RELOCATABLE Date: Tue, 20 Oct 2020 18:57:10 +0100 Message-Id: <160319373854.2175971.17968938488121846972.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201016175339.2429280-1-ndesaulniers@google.com> References: <20201016175339.2429280-1-ndesaulniers@google.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201020_135720_565591_5BC191D9 X-CRM114-Status: GOOD ( 11.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?F=C4=81ng-ru=C3=AC=20S=C3=B2ng?= , kernel-team@android.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Peter Smith , clang-built-linux , Will Deacon , Ard Biesheuvel , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, 16 Oct 2020 10:53:39 -0700, Nick Desaulniers wrote: > With CONFIG_EXPERT=y, CONFIG_KASAN=y, CONFIG_RANDOMIZE_BASE=n, > CONFIG_RELOCATABLE=n, we observe the following failure when trying to > link the kernel image with LD=ld.lld: > > error: section: .exit.data is not contiguous with other relro sections > > ld.lld defaults to -z relro while ld.bfd defaults to -z norelro. This > was previously fixed, but only for CONFIG_RELOCATABLE=y. Applied to arm64 (for-next/core), thanks! [1/1] arm64: link with -z norelro regardless of CONFIG_RELOCATABLE https://git.kernel.org/arm64/c/3b92fa7485eb Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel