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=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 4D391C49ED7 for ; Fri, 20 Sep 2019 14:58:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BDD1207E0 for ; Fri, 20 Sep 2019 14:58:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389721AbfITO6E (ORCPT ); Fri, 20 Sep 2019 10:58:04 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:44333 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728899AbfITO6B (ORCPT ); Fri, 20 Sep 2019 10:58:01 -0400 Received: by mail-io1-f71.google.com with SMTP id m3so10986966ion.11 for ; Fri, 20 Sep 2019 07:58:00 -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=yjRqz71us8hz9WiqACTPbhtvsfG2tGUS+wX95+jnwbg=; b=DQbpv8/t01ug4lyNz00JBxSt/3KszJ5emBW5nqh+ULO3ywUr+98ASvxOmAq3dJTRGQ rUCuN3WDFrTCpZ+ZRx4kYgrOZO34Zj4yHntPPWTntYmKWB3c9G0lM0ChizCMuYv25qyu +TmWBe0L0JHbJ/YLXS/anLH9/LDiPnzg/9ilbB85KRd8QsmtQQWpWeFsx3Xt2jvfcSD5 rKMwI4SjicI0mixyA3dXad6Yy4EOEZdJZxyAFbbvAedryyxnt5o4aLL+Nk7utBRWQtGQ 1SARxr1x7gfvuabqmNDv2MNpocJj7T1afakNyFHx6nnBf0cRuIQWmxyJfOQuoupbiwsp uZQA== X-Gm-Message-State: APjAAAVCMOFnhMKyLUlsNAGxG0GW+Zb41J4U0Oxjmq/Ntxzz0Ie35OMo DbLpf28F0wQ5JHzu9YXZZtEjil3bWF/7eUCEsUKghHZXfyhp X-Google-Smtp-Source: APXvYqzfwcNZtYmCVtloYB8YtbW6d+MeP7R2Kbo+2m4jSTJ7GOJRdqcI1uh2oQeWisD/IH5gPA9eP5GjYPKvyRQVPwTbin2IHxMC MIME-Version: 1.0 X-Received: by 2002:a6b:bec6:: with SMTP id o189mr18547944iof.62.1568991480428; Fri, 20 Sep 2019 07:58:00 -0700 (PDT) Date: Fri, 20 Sep 2019 07:58:00 -0700 In-Reply-To: <20190920143855.GS30545@localhost> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d8c1ef0592fd4ba3@google.com> Subject: Re: KASAN: use-after-free Read in adu_disconnect From: syzbot To: andreyknvl@google.com, dmg@turingmachine.org, gregkh@linuxfoundation.org, johan@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+0243cb250a51eeefb8cc@syzkaller.appspotmail.com Tested on: commit: e0bd8d79 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git kernel config: https://syzkaller.appspot.com/x/.config?x=8847e5384a16f66a dashboard link: https://syzkaller.appspot.com/bug?extid=0243cb250a51eeefb8cc compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=122eb075600000 Note: testing is done by a robot and is best-effort only.