Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp224479ybb; Thu, 9 Apr 2020 21:41:18 -0700 (PDT) X-Google-Smtp-Source: APiQypIvhllBkdubDzgQMEDULCpyBl5Vw05nqzGyv827uN83FYXPIxHfz4T5k0G+H1vZw6JENlVx X-Received: by 2002:a37:a603:: with SMTP id p3mr2305021qke.109.1586493678765; Thu, 09 Apr 2020 21:41:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1586493678; cv=none; d=google.com; s=arc-20160816; b=UZKWL284o8cVkm4bgLXeb5KmUROmFOelx/INS+ysQbz0Ldqs7qRscEu3vit28rLk7Z gbig6vWsAs0Kp/aFcILS5ozhVlxgV4jCZNeCKGsjsUA8BWzdaJmkXRcNP4rjXI9DvzHn ADnwTQ55RTfpH2WMteyrHjw/G3reNegMrrlAFMNONKdpKMbc5aIFO7+93oiRAoVLIlle 0ROqhr35MU+QIOq1v3QRrKy4BCBFiSERE7SFFIEgGBVaXjsw380f6GUDjKp3U13b5+yu qAjridDQIKyZ7zoffn/Vnt0bTkAtuvKAKz+k3sj/3SG2WgasBCHSUMdfKO1CKiOC3Ow2 OroA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:references:cc:to:from:subject; bh=qoYaKIPQlB2LlpAS3/mYqBaEVQDfJpPx+8Q+4hblJDU=; b=LA/3HH5zwFsf6Xpf4uysLCF1QQ8MNFMMSXcdWIoSELliJBxIZDhP2iCSFxHeLgS+mw dMUtgIOrXpvnFOklOHrn+nl7oYZIT2i0JGVkKHHlcNOaY4kCgI+kvs8mLbn90HtZTLAV 27pEbwqkKNe4Z4nlSUmVQ0moTx/OOHfnvmCfkihmI/FLDI72XOgZoDbsTok5SweOJzqA Fh6+yzJGFjjqfZIt6hb2zAaNt81LQktuHZyhxpUpV4IqeqlKMzn9QJyjdmYfsdbqaNrk DcX5cgtzisHQIU7FRpWx4K9t4xFnfWT4SywxGc5CixrxkukzvmT/HUPd4eIRhWUAe7d1 1qOw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c26si669309qka.317.2020.04.09.21.41.03; Thu, 09 Apr 2020 21:41:18 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726009AbgDJEjj (ORCPT + 99 others); Fri, 10 Apr 2020 00:39:39 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:52073 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725816AbgDJEjj (ORCPT ); Fri, 10 Apr 2020 00:39:39 -0400 Received: from fsav107.sakura.ne.jp (fsav107.sakura.ne.jp [27.133.134.234]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 03A4cVn0033184; Fri, 10 Apr 2020 13:38:31 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav107.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav107.sakura.ne.jp); Fri, 10 Apr 2020 13:38:31 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav107.sakura.ne.jp) Received: from [192.168.1.9] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 03A4cUnb033180 (version=TLSv1.2 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 10 Apr 2020 13:38:31 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: [PATCH v2] Add kernel config option for fuzz testing. From: Tetsuo Handa To: Dmitry Vyukov Cc: Jiri Slaby , Greg Kroah-Hartman , Steven Rostedt , Linus Torvalds , Andrew Morton , Matthew Garrett , Andi Kleen , "Theodore Y . Ts'o" , Alexander Viro , Petr Mladek , Sergey Senozhatsky , Arnd Bergmann , LKML References: <20200307135822.3894-1-penguin-kernel@I-love.SAKURA.ne.jp> <6f2e27de-c820-7de3-447d-cd9f7c650add@suse.com> <20200308065258.GE3983392@kroah.com> <3e9f47f7-a6c1-7cec-a84f-e621ae5426be@suse.com> <7728c978-d359-227f-0f3e-f975c45ca218@i-love.sakura.ne.jp> <55c906c8-ca70-9d1b-a90f-49660773856b@i-love.sakura.ne.jp> Message-ID: Date: Fri, 10 Apr 2020 13:38:31 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <55c906c8-ca70-9d1b-a90f-49660773856b@i-love.sakura.ne.jp> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Can we resume this topic? On 2020/03/26 20:10, Tetsuo Handa wrote: > CONFIG_KERNEL_BUILT_FOR_FUZZ_TESTING option remains there in order to > avoid needlessly prompting choices to users who do not intend to build > for fuzz testing. > Is CONFIG_TWIST_KERNEL_BEHAVIOR or CONFIG_TWEAK_KERNEL_BEHAVIOR better-named than CONFIG_KERNEL_BUILT_FOR_FUZZ_TESTING, for there might be small modifications which would be beneficial to things other than fuzz testing (e.g. adding some more information when dumping backtrace, reporting locks held by TASK_RUNNING threads) ?