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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 BB569C432C3 for ; Wed, 20 Nov 2019 10:43:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9194122429 for ; Wed, 20 Nov 2019 10:43:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728794AbfKTKnI (ORCPT ); Wed, 20 Nov 2019 05:43:08 -0500 Received: from www262.sakura.ne.jp ([202.181.97.72]:61043 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728777AbfKTKnI (ORCPT ); Wed, 20 Nov 2019 05:43:08 -0500 Received: from fsav403.sakura.ne.jp (fsav403.sakura.ne.jp [133.242.250.102]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id xAKAh5Es046030; Wed, 20 Nov 2019 19:43:05 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav403.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav403.sakura.ne.jp); Wed, 20 Nov 2019 19:43:05 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav403.sakura.ne.jp) Received: from [192.168.1.9] (softbank126040052248.bbtec.net [126.40.52.248]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id xAKAh4Cc046022 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NO); Wed, 20 Nov 2019 19:43:05 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: WARNING in kernfs_get To: Greg KH , syzbot Cc: Benjamin Herrenschmidt , linux-kernel@vger.kernel.org, rafael@kernel.org, syzkaller-bugs@googlegroups.com, tj@kernel.org, torvalds@linux-foundation.org References: <000000000000f921ae05757f567c@google.com> <0000000000001da6b60597c2ce91@google.com> <20191120082958.GB2862348@kroah.com> From: Tetsuo Handa Message-ID: <72e04f20-ba99-6bca-a4b3-d36703719df0@i-love.sakura.ne.jp> Date: Wed, 20 Nov 2019 19:42:57 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: <20191120082958.GB2862348@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 On 2019/11/20 17:29, Greg KH wrote: > Again, I think this should be resolved with ac43432cb1f5 ("driver core: > Fix use-after-free and double free on glue directory") Last occurrence was v5.3-rc3 and that patch went to v5.3-rc4. Should be fixed. #syz fix: driver core: Fix use-after-free and double free on glue directory