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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 DD418C3A589 for ; Thu, 15 Aug 2019 14:48:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A31B020656 for ; Thu, 15 Aug 2019 14:48:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730970AbfHOOsB (ORCPT ); Thu, 15 Aug 2019 10:48:01 -0400 Received: from mail-oi1-f200.google.com ([209.85.167.200]:52573 "EHLO mail-oi1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729924AbfHOOsB (ORCPT ); Thu, 15 Aug 2019 10:48:01 -0400 Received: by mail-oi1-f200.google.com with SMTP id y1so1475138oih.19 for ; Thu, 15 Aug 2019 07:48:00 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=Oo+b4JgmbVVwPN7Iq1C5rV1rjpah540kwTm+9XF/ig4=; b=SK0+4gVABqV49kdr2ApmOgqZB4vjgSQKzeN+zxvJidpyfnkKB4XeoxXvBb4elUA1gQ +gGEPHxGJtojI81iMed4xkYOfVUA39wALAdQ71caIATLS4P04beeBfsl+GUmJ3SnwMJR h3S4Yax+C6pA91YpjO5bHhQI4T6Zik8lDzbyVnCh3JoKTeQFqUJRKuOAoTYgJXGScCW7 Bs49aygOclmFIkMxhY057gwk6qWtE1m+fr9USCaMFuuuSk5+cYNm/x3ARUkjZ2L6T/Fb Yq++3wGEnX9fKX/E8GGWuFt5RAEsoKMTKGkKBChWlu+ofnqPrC5m2v2+CN3AMfCjwN7E 8ErQ== X-Gm-Message-State: APjAAAWY39zx2Zu/aKlcEmtH8e+Bvvj9uaQDoViN7OA/hbML7EzNEMx9 1pGUIlRYs0zq9qhp7NyTUkgbKAzyNVqTi/1zsXrsAUJ5a9dH X-Google-Smtp-Source: APXvYqy/2c1rfcZdZWb4ifFBG4OJlyk4go1dDPMHhac+8Z9hDbxHMiE0LfSozFqEPir305uSwiTUkR3TRQfzFd78G9niFiGk71Gb MIME-Version: 1.0 X-Received: by 2002:a02:4005:: with SMTP id n5mr5431477jaa.73.1565880480356; Thu, 15 Aug 2019 07:48:00 -0700 (PDT) Date: Thu, 15 Aug 2019 07:48:00 -0700 In-Reply-To: <1565879328.5780.9.camel@suse.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cae1e8059028f559@google.com> Subject: Re: divide error in usbtmc_generic_read From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, guido.kiener@rohde-schwarz.com, linux-usb@vger.kernel.org, oneukum@suse.com, steve_bayless@keysight.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+55b0304b360654a7537b@syzkaller.appspotmail.com Tested on: commit: d0847550 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git kernel config: https://syzkaller.appspot.com/x/.config?x=dbc9c80cc095da19 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=15e22d02600000 Note: testing is done by a robot and is best-effort only.