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 A7F11C49ED7 for ; Mon, 16 Sep 2019 20:13:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 88C8B20830 for ; Mon, 16 Sep 2019 20:13:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391215AbfIPUNC (ORCPT ); Mon, 16 Sep 2019 16:13:02 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:35893 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730467AbfIPUNC (ORCPT ); Mon, 16 Sep 2019 16:13:02 -0400 Received: by mail-io1-f70.google.com with SMTP id g126so1684955iof.3 for ; Mon, 16 Sep 2019 13:13:02 -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=l4OIlRI8e5kXyN9A1IopcKJhkWlrZc3Q+7bfrloPlRE=; b=ONiE/HK6lat3RzhKS+TX+/0j0OnEzK2FUjTPRobXnsG7gKzz7qf5HVV6ZdvZBYo6pX r0UwUOFT7IHh3zuex4ZURMHCUpcvSQbEMAoG55/QVeWn7e1HDkzDc0Zrp5T9aaspzgU1 1BomOvOvXmVWxTxS03+J3P8Hzex/kRaWA+Q3GeounUkfVfiI0VwqnSBpZ+ixmC0XfiEj yJmh4AflxaI+aialKzaJhIeh6GO4SNq5vHs7J7oOsDVFm6BaXNYcTdxTYtNvEdPeHpgZ zniFmU63lFXlf6+11DiSwDJFmRtpikLM2MXIMbn/eC67RausmEa24291gw/Vjuy35zUt 3xWw== X-Gm-Message-State: APjAAAUnba2Wse4p3wx6iqbpXX/srkFiHcCaU1fswLmZPRwMiowSxKDB ojtXRJ++m7RKb+B7A5v3ypIB7nZf2JD0aR0yoSVjlo4GLKgn X-Google-Smtp-Source: APXvYqwNlxokkyAMkxB+4hKfQugswka9/Tcy86ADgSBZzkYjrylB+j85zyyS+Rtk51JblDxjgrWrwY5Chk6LVXKx4r/sERNM42uc MIME-Version: 1.0 X-Received: by 2002:a02:7113:: with SMTP id n19mr1961225jac.82.1568664781716; Mon, 16 Sep 2019 13:13:01 -0700 (PDT) Date: Mon, 16 Sep 2019 13:13:01 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001603470592b13bfc@google.com> Subject: Re: INFO: rcu detected stall in dummy_timer From: syzbot To: andreyknvl@google.com, balbi@kernel.org, chunfeng.yun@mediatek.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, 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+b24d736f18a1541ad550@syzkaller.appspotmail.com Tested on: commit: f0df5c1b usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git kernel config: https://syzkaller.appspot.com/x/.config?x=5c6633fa4ed00be5 dashboard link: https://syzkaller.appspot.com/bug?extid=b24d736f18a1541ad550 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=1267f9c3600000 Note: testing is done by a robot and is best-effort only.