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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 5268DC282D9 for ; Thu, 31 Jan 2019 10:19:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 24C2D218AF for ; Thu, 31 Jan 2019 10:19:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731979AbfAaKT0 (ORCPT ); Thu, 31 Jan 2019 05:19:26 -0500 Received: from www262.sakura.ne.jp ([202.181.97.72]:38908 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725963AbfAaKT0 (ORCPT ); Thu, 31 Jan 2019 05:19:26 -0500 Received: from fsav301.sakura.ne.jp (fsav301.sakura.ne.jp [153.120.85.132]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id x0VAIqAt007207; Thu, 31 Jan 2019 19:18:52 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav301.sakura.ne.jp (F-Secure/fsigk_smtp/530/fsav301.sakura.ne.jp); Thu, 31 Jan 2019 19:18:52 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/530/fsav301.sakura.ne.jp) Received: from [192.168.1.8] (softbank126126163036.bbtec.net [126.126.163.36]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id x0VAIlBt007091 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NO); Thu, 31 Jan 2019 19:18:52 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: BUG: unable to handle kernel paging request in dput (2) To: Kees Cook , Greg Kroah-Hartman Cc: Omar Sandoval , syzbot , "linux-fsdevel@vger.kernel.org" , LKML , syzkaller-bugs , Al Viro , Jens Axboe References: <00000000000081e6cc0580aa76a2@google.com> <80e90ecd-77f5-00a3-4e91-5e9eea2aa117@I-love.SAKURA.ne.jp> <27008e5f-9dfc-a09a-cdb9-824d470fb9dd@I-love.SAKURA.ne.jp> <20190130114052.GB30781@kroah.com> From: Tetsuo Handa Message-ID: <511b89e2-9c0d-c4a2-de27-e803bc20c38c@i-love.sakura.ne.jp> Date: Thu, 31 Jan 2019 19:18:45 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: 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 On 2019/01/31 19:09, Kees Cook wrote: > FYI, this patch does not fix the relay.c crash I bisected... I think > more clean-up is needed? You mean "general protection fault in relay_open_buf" at https://syzkaller.appspot.com/bug?id=080fbc3a5d10bd8ada100799168ebe1b70e2eefa ?