Received: by 10.192.165.148 with SMTP id m20csp553104imm; Wed, 25 Apr 2018 04:09:28 -0700 (PDT) X-Google-Smtp-Source: AIpwx4/hnfHbBhbhETI44T5jLQwHThVN6UMozKQ4HMxZkPI1G1Ae90qsePOsT/dDnaB5WRKwRV4G X-Received: by 10.98.90.135 with SMTP id o129mr27655402pfb.38.1524654568109; Wed, 25 Apr 2018 04:09:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1524654568; cv=none; d=google.com; s=arc-20160816; b=nebavcAs/s6rJpiLnWpLYmbVY9yVuDvI/K3P6mATe8qqPYB8tWubp6Qi3A7o4vLVGx 0xksNp+5mdQpfjfFdS0kLKDUlTdYeZ1/5cf462fhwRLGKHR0a9JER1HW0+iH41Gvp1nd VcbehSOiaVeMIs+xJ2qQsOGk9v6ZDqrM0vS8yD9M8AKzdPmSMXQobXPMGX3ZUuflNQFR jQufzRgJCQ9ebRtGCSjYiMiqB+6P81+oneFw1YpJTUAOuFzoKpoj6NqV+DKQg6H/MY0+ C8ZJCb7IiWEWmJ7IzksM2+WM+SmO7gACfcbwKGBF/DJqHLcmp/u5I/+jLyja9CRVs8Tw b3hQ== 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:from:references:cc:to:subject:arc-authentication-results; bh=lXImE4Glhfy3L45fwzzgANJbaWOaC4bwp8pFixEJnoE=; b=ghp/n5T/YLfrIJSavVExzj+dCUqJbsvgNU/RVe2577KC+HDYq0b3as24iJkEeMrL0R C8JWNUP7cJxKekb/A0CkOnmgcSOpxuozmDdXV9a8dgFinxZ9fYdRvy4gPRNCbADiH05B o0N1Y4Cr1jgTVb0mQz62xtd1aDatjISqbVWBKy66koTYNJljXDD3DuCeOqMm/OzyG+vt F7OUvbpCVxorRQz7F9ekkWp+7ku5BA2QOFBJh7Gj3co9Tq2D3Pagv6Yp/WoN1MmXj8Y+ 5Eg0OuKn478eH6XelqA+psBAxKbyjyFwkoSSk6HaUsD1sMmX5ASu/TsNYjVpkHO/weFK 0R5w== 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 d12si9409665pgq.154.2018.04.25.04.09.13; Wed, 25 Apr 2018 04:09:28 -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 S1753655AbeDYLIM (ORCPT + 99 others); Wed, 25 Apr 2018 07:08:12 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:42066 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754016AbeDYLIH (ORCPT ); Wed, 25 Apr 2018 07:08:07 -0400 Received: from fsav103.sakura.ne.jp (fsav103.sakura.ne.jp [27.133.134.230]) by www262.sakura.ne.jp (8.14.5/8.14.5) with ESMTP id w3PB85Zq062826; Wed, 25 Apr 2018 20:08:05 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav103.sakura.ne.jp (F-Secure/fsigk_smtp/530/fsav103.sakura.ne.jp); Wed, 25 Apr 2018 20:08:05 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/530/fsav103.sakura.ne.jp) Received: from [192.168.1.8] (softbank126099184120.bbtec.net [126.99.184.120]) (authenticated bits=0) by www262.sakura.ne.jp (8.14.5/8.14.5) with ESMTP id w3PB85D3062822 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 25 Apr 2018 20:08:05 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Subject: Re: [PATCH] tty: Avoid possible error pointer dereference at tty_ldisc_restore(). To: bot+1a77aeddeaf63317949b59c3df98f139a1ca34f9@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com Cc: Greg KH , jslaby@suse.com, alan@llwyncelyn.cymru, linux-kernel@vger.kernel.org, dvyukov@google.com, hannes@cmpxchg.org, hch@lst.de, mhocko@suse.com References: <001a1141f0c87da52c055d385a4d@google.com> <20171105103404.GB1487@kroah.com> <2e8fd7a6-6841-d660-8e1c-17b5a07618fa@I-love.SAKURA.ne.jp> <20180405142503.627552ca@alans-desktop> <201804162006.GBB48461.FFJFSOMOOQHVLt@I-love.SAKURA.ne.jp> <20180423085857.GA20744@kroah.com> From: Tetsuo Handa Message-ID: <3c96eaa7-0bbf-e509-6afd-8cb95d11437f@I-love.SAKURA.ne.jp> Date: Wed, 25 Apr 2018 20:08:04 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180423085857.GA20744@kroah.com> 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 OK. Patch is in tty.git#tty-linus as 598c2d41ff44889d. #syz fix: tty: Avoid possible error pointer dereference at tty_ldisc_restore().