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=-7.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 7A42FC5DF60 for ; Thu, 7 Nov 2019 16:54:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4EFDC2178F for ; Thu, 7 Nov 2019 16:54:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573145678; bh=NrSOsZi6jOLY0S57+WA9Ehj9OOtiUIdgVBK+A6ZRj3o=; h=Subject:To:References:From:Date:In-Reply-To:List-ID:From; b=JWiH2+Hm3e+1qULv/g0M5XIT6GeUNZwP1aJJ+Tc63uz2keeU+dlmQk+NasmXnJshW sGHGVSnfIQvHndTPRbDU+oUL7OhdGCckx5GMwbr7ST3+dElx+8b+DPV+oyoWNKxxsp vt9r/l4Mv2eNI0G5gjLJ7eI9JhJDxa1UcQBHq7IA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730598AbfKGQyb (ORCPT ); Thu, 7 Nov 2019 11:54:31 -0500 Received: from mail.kernel.org ([198.145.29.99]:50504 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729656AbfKGQyb (ORCPT ); Thu, 7 Nov 2019 11:54:31 -0500 Received: from [192.168.1.112] (c-24-9-64-241.hsd1.co.comcast.net [24.9.64.241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4F0152077C; Thu, 7 Nov 2019 16:54:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573145670; bh=NrSOsZi6jOLY0S57+WA9Ehj9OOtiUIdgVBK+A6ZRj3o=; h=Subject:To:References:From:Date:In-Reply-To:From; b=hEaP66T1mEMsezjd0r96IK5fJi75C6B9dAaG3QoHBGcUpcikelUP+gNZ0a/ebtezC pXWhKJGx0w7dCtlJKbGf7h0iS47Ta8tZwZKvXWr/9GpltnxQdT4Ch7TZyy1WXiXot/ 8YS2SFlvkOOF4o8RfFAVuf07+NXVNIxo1pEfwt8A= Subject: Re: KASAN: use-after-free Read in vhci_hub_control To: syzbot , gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stable@vger.kernel.org, sudipm.mukherjee@gmail.com, syzkaller-bugs@googlegroups.com, valentina.manea.m@gmail.com, shuah References: <000000000000c460630596c1d40d@google.com> From: shuah Message-ID: Date: Thu, 7 Nov 2019 09:54:12 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <000000000000c460630596c1d40d@google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On 11/7/19 6:42 AM, syzbot wrote: > syzbot suspects this bug was fixed by commit: > > commit 81f7567c51ad97668d1c3a48e8ecc482e64d4161 > Author: Shuah Khan (Samsung OSG) > Date:   Fri Oct 5 22:17:44 2018 +0000 > >     usb: usbip: Fix BUG: KASAN: slab-out-of-bounds in vhci_hub_control() > > bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14046c2c600000 > start commit:   420f51f4 Merge tag 'arm64-fixes' of > git://git.kernel.org/p.. > git tree:       upstream > kernel config:  https://syzkaller.appspot.com/x/.config?x=531a917630d2a492 > dashboard link: > https://syzkaller.appspot.com/bug?extid=600b03e0cf1b73bb23c4 > syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1116710a400000 > C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=119be4ea400000 > > If the result looks correct, please mark the bug fixed by replying with: > > #syz fix: usb: usbip: Fix BUG: KASAN: slab-out-of-bounds in > vhci_hub_control() > > For information about bisection process see: > https://goo.gl/tpsmEJ#bisection > #syz fix: usb: usbip: Fix BUG: KASAN: slab-out-of-bounds in vhci_hub_control()