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 694D5C433FE for ; Wed, 12 Oct 2022 19:46:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229665AbiJLTqv (ORCPT ); Wed, 12 Oct 2022 15:46:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48354 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229688AbiJLTqq (ORCPT ); Wed, 12 Oct 2022 15:46:46 -0400 Received: from mail-qk1-x731.google.com (mail-qk1-x731.google.com [IPv6:2607:f8b0:4864:20::731]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B49A7FF206 for ; Wed, 12 Oct 2022 12:46:41 -0700 (PDT) Received: by mail-qk1-x731.google.com with SMTP id o2so3971865qkk.10 for ; Wed, 12 Oct 2022 12:46:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=EqVjwdfWBCkE1pMlDL/Z2pQcjfWQybozAXivNmMDNMQ=; b=UMLXhkeYINQ+w1SyTH6+H0gWx+iYVm/8RvH4L/zLJZa6OaLz3yQhAEhAhRHrbLisfI 0n+mH8vwkV/XL2zhWMcMCbqSm9zhNDKC93CkqWFScmvbQUpOMitOzNzzwx+PukE3p05l VYlSsN2XQGc6VcfSBNJbDoFcjeIuZNHWYfFvNlFguhtioKTtSzQXb36neAbE2go+6Gnh QrqXHJ4/9uxfv4VjG/37JcnZ77QKqX/XqjI/vzsyI5DlumTpTmdpDovws1jqbAQTDHxn w2nK1uh3n5yJ7GpZmTa5TFNX2EbGUdYB94k/rK3r4eAgvDjfXLGpIKy5rpLoJ3dCLZfi UF9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=EqVjwdfWBCkE1pMlDL/Z2pQcjfWQybozAXivNmMDNMQ=; b=5qDVdMM+iEcYwcxWBC8CnvRTcB+nWnql9EqkEuvkCuSy7Vpt9CcC55LRG5JKA4+k0h D8ezcg1ORIJDu+ACyVrywJnmQeQzrLIC/Sg6CUchggydqVqun00Th1G0QwqiWsMcrJsW MlCxqYcbTi2i3CGT1dTbginNA4T6Y3njX0xwaFsUX6gSJfkkvI4UzV5gn4Nwy2C79V5J SxpQddefYlwjKNeZGlUER9uNVmQ376IGSIL/R6vuorOwzqsOyCiiBkZprwow0ix3geXL XG1xd3Rg30noi7ggie5ROvbqY0FnmV7mQpI7G5l2YQ+chMLE5gjKQBvAU8BZ+4Q1pYQv GRBg== X-Gm-Message-State: ACrzQf1tbLi3IQOtoyqcjS+21LG+cHPIqF08AESKijeJxh7px5o1Hclm uSUUMxp9Y5BnEOEEralXUCA= X-Google-Smtp-Source: AMsMyM4rKf1DCsej7rV3ji3XZakebGVSFxa4Loth3omWOrqL76g7wS4jo5fx082j1uQaN67fXYt7OA== X-Received: by 2002:a37:45d4:0:b0:6e9:bdf3:6d17 with SMTP id s203-20020a3745d4000000b006e9bdf36d17mr18403810qka.535.1665603999996; Wed, 12 Oct 2022 12:46:39 -0700 (PDT) Received: from [10.67.48.245] ([192.19.223.252]) by smtp.googlemail.com with ESMTPSA id bi37-20020a05620a31a500b006dfa0891397sm6420878qkb.32.2022.10.12.12.46.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 12 Oct 2022 12:46:39 -0700 (PDT) Message-ID: <2d9fb6c3-c331-b663-1789-b4c9d7f75483@gmail.com> Date: Wed, 12 Oct 2022 12:46:31 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH] ARM: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL Content-Language: en-US To: Linus Walleij , Florian Fainelli Cc: linux-arm-kernel@lists.infradead.org, Seung-Woo Kim , Russell King , Arnd Bergmann , Ard Biesheuvel , "Russell King (Oracle)" , "Steven Rostedt (Google)" , Nick Hawkins , John Crispin , Masahiro Yamada , Nicolas Schier , Nick Desaulniers , Kees Cook , open list , bcm-kernel-feedback-list@broadcom.com, anand.gore@broadcom.com, william.zhang@broadcom.com References: <20220928174739.802806-1-f.fainelli@gmail.com> From: Florian Fainelli In-Reply-To: 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 10/4/22 01:51, Linus Walleij wrote: > On Wed, Sep 28, 2022 at 7:47 PM Florian Fainelli wrote: > >> From: Seung-Woo Kim >> >> To enable UBSAN on ARM, this patch enables ARCH_HAS_UBSAN_SANITIZE_ALL >> from arm confiuration. Basic kernel bootup test is passed on arm with >> CONFIG_UBSAN_SANITIZE_ALL enabled. >> >> Signed-off-by: Seung-Woo Kim >> [florian: rebased against v6.0-rc7] >> Signed-off-by: Florian Fainelli > > Pretty cool that it "just works", I was thinking to myself that I > should try this one > day. Sorry I was late to look at the patch. > > Have you also looked at KCSAN? Not yet, that would be next. Most often, at least for ARCH_BRCMSTB the same hardware and set of drivers run on ARM64 which is typically much more feature full, so we get coverage on *SAN features that way. -- Florian