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=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 58FFCC433DB for ; Wed, 20 Jan 2021 18:52:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D9DE233EA for ; Wed, 20 Jan 2021 18:52:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390219AbhATSwW (ORCPT ); Wed, 20 Jan 2021 13:52:22 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:58463 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390308AbhATRkQ (ORCPT ); Wed, 20 Jan 2021 12:40:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1611164329; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=oYWTEQ/huFSMzsrpwj0azmoT19+DGoe9MjwOTg0OH5c=; b=VQfdmpvLiNUG/rg8bb2SiU2SD5RkPgvq6wGcCKuiq06IlDeMUxqtEsDCP+YAp+aEDESoKC H5amCVrnJjdyyGUZ6VNouxTTFAd306zmolqgEz2dIkOdtVvbT9KfQrI4KlFOuf/LJSY275 ekW3mmTU6Bin26Npi07xI7kSNS6ISlE= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-419-eWTuLNwAMbG3sd-pg1z5BA-1; Wed, 20 Jan 2021 12:38:47 -0500 X-MC-Unique: eWTuLNwAMbG3sd-pg1z5BA-1 Received: by mail-wr1-f72.google.com with SMTP id n11so11937130wro.7 for ; Wed, 20 Jan 2021 09:38:47 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=oYWTEQ/huFSMzsrpwj0azmoT19+DGoe9MjwOTg0OH5c=; b=uXcUctJgjJQIzFTh3pYpmE2mFzF4/g0Qq/lydjPvZqY1oZP2c3EXDtscPwn+9PcX8h 6qzjGHupSrhyrGDPEKJCnDp3W+74LVLhaUYcrt06/v0SQZ/h5QoW6jR+3M8C2GiBmi9U 55c1eWG6iB4D+1yrXWwxkMdXv06edivOO9YbE+uTi2Ba/vDiIbZ0bKfcyczYAGDUbXg7 8wu6WIImKCS5UVKF/YFgIoPWXeMj0tQJJH+vG4dFtFoDHpzOK0bnVKZsUx4VOz3o/+Rs UooRn+IasWC3CTEhxPx0jDN+RsECq05/slonecrotoIefBbthU3HV2gOTmLvZYY/ziPD 3lMg== X-Gm-Message-State: AOAM5301cRfn9zWESGcxE0iNuEkeEw/e0wnPCM0rSgpW/arhHnE5e+nh d4kFLqMKtW23y8R5j/9jVY69aR1i0QG5kLZXP1Xj5WmtQngscBssf6zjDTzkCeSuKIMAaPj0WUl bUwpqmf9jaOtSkUw6CaF2lvuRQopUjEA47jC6U5OKpI2laIn4b6gHXlxyA67uqS9sNYC7mzbDjH gG X-Received: by 2002:a1c:9dd5:: with SMTP id g204mr5387441wme.37.1611164326187; Wed, 20 Jan 2021 09:38:46 -0800 (PST) X-Google-Smtp-Source: ABdhPJxTEEAVF5Wb5DvfyKAa6iIpcJZxKaj/uKR/NeIqD5Cr6bWjyZklj7zuAijYtvvTiqRBg2VXRA== X-Received: by 2002:a1c:9dd5:: with SMTP id g204mr5387418wme.37.1611164325951; Wed, 20 Jan 2021 09:38:45 -0800 (PST) Received: from redfedo.redhat.com ([2a01:cb14:499:3d00:cd47:f651:9d80:157a]) by smtp.gmail.com with ESMTPSA id x11sm4948325wmi.4.2021.01.20.09.38.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jan 2021 09:38:45 -0800 (PST) From: Julien Thierry To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, will@kernel.org, ardb@kernel.org, masahiroy@kernel.org, keescook@chromium.org, michal.lkml@markovi.net, jpoimboe@redhat.com, peterz@infradead.org, mark.rutland@arm.com, broonie@kernel.org, linux-efi@vger.kernel.org, linux-hardening@vger.kernel.org, Raphael Gault , Julien Thierry Subject: [RFC PATCH 17/17] objtool: arm64: Enable stack validation for arm64 Date: Wed, 20 Jan 2021 18:38:00 +0100 Message-Id: <20210120173800.1660730-18-jthierry@redhat.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20210120173800.1660730-1-jthierry@redhat.com> References: <20210120173800.1660730-1-jthierry@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Raphael Gault Add build option to run stack validation at compile time. Signed-off-by: Raphael Gault Signed-off-by: Julien Thierry --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 93a320cc8e03..3f297d61b56b 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -185,6 +185,7 @@ config ARM64 select MMU_GATHER_RCU_TABLE_FREE select HAVE_RSEQ select HAVE_STACKPROTECTOR + select HAVE_STACK_VALIDATION if CC_IS_GCC select HAVE_SYSCALL_TRACEPOINTS select HAVE_KPROBES select HAVE_KRETPROBES -- 2.25.4