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=-18.3 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, 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 81F0AC433ED for ; Fri, 14 May 2021 07:50:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4429861446 for ; Fri, 14 May 2021 07:50:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233169AbhENHv3 (ORCPT ); Fri, 14 May 2021 03:51:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47124 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230252AbhENHv2 (ORCPT ); Fri, 14 May 2021 03:51:28 -0400 Received: from mail-qk1-x72b.google.com (mail-qk1-x72b.google.com [IPv6:2607:f8b0:4864:20::72b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F080C061574 for ; Fri, 14 May 2021 00:50:17 -0700 (PDT) Received: by mail-qk1-x72b.google.com with SMTP id f29so15709785qka.0 for ; Fri, 14 May 2021 00:50:17 -0700 (PDT) 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 :cc; bh=FVH2zIUnP9sz5lTX5KnCsMJbYs82gorNQPSx9fXvjHk=; b=jqKW66NFhksRG5U+2OA0I5FaMsDDdRWKyeELwYa6++jQX/WVTSntmgvZZrcD2cyeqa OI8y+VjWtelGTnQSTFfLbTC895vm/hrGprO3TgNgpx7ayVGT0IQvHafwPEE/SyAlf4Qw gaqrR0clbyT4QUSmnvsX5gGGAqMwk9GfqozE6P9lioNsiPVB4PuHZLRmfxdk5ZJw69VW LHHJDKiL68COg0qsYokAj9Vn5bAoULmMKk1roEraqJY9ZJIVgNe8wksmfA2YNe5M/p0Z Prv5JVze+mGu8igde8ze3fL9UiGdnhK9RThLKqyGKq4IiP1fdJMddpLygLpK+8k5Yvyc 44dg== 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:cc; bh=FVH2zIUnP9sz5lTX5KnCsMJbYs82gorNQPSx9fXvjHk=; b=Yju61oBqOECVpGmc9Hd5wLSnL/bjxFNT6xBbWUNy66VXHOZApfPvtaIDyH77ErKVDJ opC0pb1PLaOc9jdVvRzj59jY0+06p8Nid2qsqBRPPC7njDsqFClfcCet2jCvDVz//u3R ev3GQslHpv2wEvxMFNIcp6l53uwXEVGJ2L99fWyi/YZLfarfZ8f14J5j0E5AQy0CQHkM /UN4v9WiE9SJikbyZcrMfchSrgFMdByNfnoXPRSfyqpam1rAwsS6mdKMr0vF1tlsPE5h I4t78V0rPcQRq1pUpx8zGMH083V/X2lj6htNAILLVBuGo83MXBiGtBHMg9TWInocaOBg p8tw== X-Gm-Message-State: AOAM532Lf6aCkTa9tFgF716P1n7uctWZmfIlj4Y9LP3ub3jDz2kc2OEV EMEee9kbFG1+JwqkDV0RS6m91nTh1Jo51gV587zujA== X-Google-Smtp-Source: ABdhPJzUEzHXNsQw5zClRc6RrnFOutjEN6xkX6IPJ12OJocjAQ6uixJ27Y3w8crf+IGiWWrD6kdcuN/HiekmnBwP6iY= X-Received: by 2002:a37:4284:: with SMTP id p126mr23528523qka.501.1620978616514; Fri, 14 May 2021 00:50:16 -0700 (PDT) MIME-Version: 1.0 References: <0000000000001d48cd05abebd088@google.com> <000000000000987c8205c2446ac9@google.com> In-Reply-To: <000000000000987c8205c2446ac9@google.com> From: Dmitry Vyukov Date: Fri, 14 May 2021 09:50:05 +0200 Message-ID: Subject: Re: [syzbot] WARNING: ODEBUG bug in bt_host_release To: syzbot Cc: David Miller , Greg Kroah-Hartman , Johan Hedberg , Jakub Kicinski , linma@zju.edu.cn, linux-bluetooth , LKML , luiz.dentz@gmail.com, Marcel Holtmann , netdev , syzkaller-bugs , syzscope@gmail.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org On Fri, May 14, 2021 at 8:33 AM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit e2cb6b891ad2b8caa9131e3be70f45243df82a80 > Author: Lin Ma > Date: Mon Apr 12 11:17:57 2021 +0000 > > bluetooth: eliminate the potential race condition when removing the HCI controller > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15427145d00000 > start commit: f873db9a Merge tag 'io_uring-5.9-2020-08-21' of git://git... > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=bb68b9e8a8cc842f > dashboard link: https://syzkaller.appspot.com/bug?extid=0ce8a29c6c6469b16632 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10310972900000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: bluetooth: eliminate the potential race condition when removing the HCI controller > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection Looks reasonable based on the commit and bisection log. Unfortunately I cannot easily send this as my email client will wrap the commit title line (longer than 80 chars)...