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=-16.4 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL 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 D2E3BC388F9 for ; Wed, 11 Nov 2020 13:11:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 48F8D2074B for ; Wed, 11 Nov 2020 13:11:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="I1yU2uIG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726485AbgKKNLP (ORCPT ); Wed, 11 Nov 2020 08:11:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50422 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726039AbgKKNLP (ORCPT ); Wed, 11 Nov 2020 08:11:15 -0500 Received: from mail-qk1-x742.google.com (mail-qk1-x742.google.com [IPv6:2607:f8b0:4864:20::742]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E160BC0613D4 for ; Wed, 11 Nov 2020 05:11:14 -0800 (PST) Received: by mail-qk1-x742.google.com with SMTP id 199so1510938qkg.9 for ; Wed, 11 Nov 2020 05:11:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=GjFdEigLvXfDvlbjJo1wDn3OLDS9qQ6oorF/luuVY5Q=; b=I1yU2uIGDyGfUl0OL1K+/AAYTzHtxCSGD9rN1EqjliZMD8lAPY4vwY+5lTgfmeIMsj 5fwCe4pcwCsgjDIkeehkbUP2ZPm7tC/kPTiemQ2Bpc36ITMdgHQEkns8kU5pM+3cPEWe xUAT6eqe3Ar2yFVmO5JQAdLFADvaNKnRvkszrSt9vF8VRXRoGHRHNa1f3xb/C6AgQCEM biIWa1uMqymgVZIOk4iH4WEiS4xgUDF5BVY8iX8V73BjdBUgSC1EXwCHSKkoyfQCCzLC 3F9w+h7djQqmxx6d/okhonh1VUlVDFsW5+OHRLWpKNsWCgKzJhCvjwp/luSr7n3lKVwb Io5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=GjFdEigLvXfDvlbjJo1wDn3OLDS9qQ6oorF/luuVY5Q=; b=J+9X5snex69sHHTZ9+6ho49ZINBgMnlvKvMtp3yej5N2+cfXGXM9y0w9sW/beMhLnM uwSgtUF45zEm6tdDv3m0mlNySmlaS0A52ude2aj7lMnGFpTeah7+rvPwtDcAbkSWmDKm Ew1Pexspyr6S19qFot7iGAT2A7AlwfCvfpLNoxaltVgM5wu7mE4cvwb5SBXJC37zD6nu VqqQHiq76Po3RbX0A1o4nwxuSlBAFSn2d6R77VSF242jdoNTQ0GBe5NvzOT6n/ZTmo4E 9qIYhgQ2lx+L0aG41R5f+OHQUbF3wi8rpg/bp7K6ykirJWGvHwpUsJr39Y/OW8GJF6vO aqgA== X-Gm-Message-State: AOAM533E6QR1GiswSG+6BN1ABxlu/hHpaqJNJhkAar8YEjnKvF+zhydO n+61jW5Mli9DfqRU2jCmilhPRlLpAOtsFqvmmkv9n9mOvX6elQ== X-Google-Smtp-Source: ABdhPJwRO21Z+SE9Hv8PFSbNwJRKHETxvGdQhKfZKY481gKFf7Z2JAHlnk9D7itLlDAZ1GN1BvOVI3UFlHijiwnfEXs= X-Received: by 2002:a37:9747:: with SMTP id z68mr23902083qkd.424.1605100273754; Wed, 11 Nov 2020 05:11:13 -0800 (PST) MIME-Version: 1.0 References: <0000000000008b9e0705a38afe52@google.com> <000000000000a3de6505ae9e6831@google.com> In-Reply-To: <000000000000a3de6505ae9e6831@google.com> From: Dmitry Vyukov Date: Wed, 11 Nov 2020 14:11:02 +0100 Message-ID: Subject: Re: WARNING: refcount bug in do_enable_set To: syzbot , LKML , syzkaller-bugs , linux-bluetooth Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Sep 6, 2020 at 7:31 AM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit b83764f9220a4a14525657466f299850bbc98de9 > Author: Miao-chen Chou > Date: Tue Jun 30 03:15:00 2020 +0000 > > Bluetooth: Fix kernel oops triggered by hci_adv_monitors_clear() > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=115a4245900000 > start commit: fffe3ae0 Merge tag 'for-linus-hmm' of git://git.kernel.org.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=226c7a97d80bec54 > dashboard link: https://syzkaller.appspot.com/bug?extid=2e9900a1e1b3c9c96a77 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12b3efea900000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11131284900000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: Bluetooth: Fix kernel oops triggered by hci_adv_monitors_clear() > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection #syz fix: Bluetooth: Fix kernel oops triggered by hci_adv_monitors_clear()