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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32F24EB64D9 for ; Mon, 19 Jun 2023 06:10:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229748AbjFSGKi (ORCPT ); Mon, 19 Jun 2023 02:10:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229500AbjFSGKe (ORCPT ); Mon, 19 Jun 2023 02:10:34 -0400 Received: from mail-lf1-x129.google.com (mail-lf1-x129.google.com [IPv6:2a00:1450:4864:20::129]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 167B5D9 for ; Sun, 18 Jun 2023 23:10:33 -0700 (PDT) Received: by mail-lf1-x129.google.com with SMTP id 2adb3069b0e04-4f58444a410so3717e87.0 for ; Sun, 18 Jun 2023 23:10:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1687155031; x=1689747031; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=+l56EVhv3DJvNU1IQjzDjseQEvnEEKyVbt3cN52claY=; b=F/kNBWEEgaE+8lZUPTIARp5HRaAoZ3OJ/XgML6vdgc6EtwY5p58wPd7kV++KSKFm4b OyFBJALpf5kDPATAbF5lTZpwdyu8JFxTuRi+4mcLd7Guw1jwIhL298AzYLOSzwyjpcFs diNAyNdCsjpLeq6GebJUxF9gkklqRHhSUKMHppwtT677LSlbWJNIV/RdCVO8WNFa+K36 OgZIXUfm9t/cUUrLLTNJVyCLnRJeUoJ+PQMpUk/s6c2YsiD1uPs7ajY4/f44OtoctmS2 w1T49dUAe0bYDleIE21DH/ZQZYp4NMlzFH7d4LkOKrbpxy5b2bL//xP4GGVLpTB7e7dF p7Lg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687155031; x=1689747031; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=+l56EVhv3DJvNU1IQjzDjseQEvnEEKyVbt3cN52claY=; b=Hm3JZxM5FLabxTWfvYoGa5m0p4fjm3o0N9kMKELSYGu/PaCwHhFtprFb3kgof1pJc+ kMqouVbc/pYvgSwof592y/UIU7bseosUWEn+t769J/TFe6oKevtdCHgDKN8XXdyRU0hk fRCy0Y73hrYhIrzEOR9aekx/IpX68j4UYyqXU6nC6jWIk22Q9lhLm6FZVQYYiupdftPi niKj1zkci3FBRsm1+WiSku//QZq5jJWuVTPYn4GGfdQjuU1j7JEebXJ9+XL+F4wVMHiD HiP3XcA7F7+hErZCAb3sCrmpaK3jXU702WQIPJl8pRi4n+C7fe9Bd6JIE2s2pcm30p8J D4Cg== X-Gm-Message-State: AC+VfDyL44y20HfVYwBqooMgYbexUIAEl/WqSHoNBLETZTE8DnYkQ3dq VPhpQVu0K/klFD6BAn3j3/aviiYsxuIGjQ4ZqqQS9Q== X-Google-Smtp-Source: ACHHUZ5YZyM2139hV/S/LS2+fvOQj0z9kDkZezC1c+rH06UyGBkfRjikrsYcNhvom7a/Prxm0KpMhNj4eVR2w8dGe7o= X-Received: by 2002:ac2:5450:0:b0:4f2:7840:e534 with SMTP id d16-20020ac25450000000b004f27840e534mr267987lfn.0.1687155031253; Sun, 18 Jun 2023 23:10:31 -0700 (PDT) MIME-Version: 1.0 References: <00000000000098289005dc17b71b@google.com> <00000000000051087405fe4092cc@google.com> In-Reply-To: <00000000000051087405fe4092cc@google.com> From: Dmitry Vyukov Date: Mon, 19 Jun 2023 08:10:19 +0200 Message-ID: Subject: Re: [syzbot] [bluetooth?] possible deadlock in sco_conn_del To: syzbot Cc: davem@davemloft.net, edumazet@google.com, fgheet255t@gmail.com, hdanton@sina.com, johan.hedberg@gmail.com, josephsih@chromium.org, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, lrh2000@pku.edu.cn, luiz.dentz@gmail.com, luiz.von.dentz@intel.com, marcel@holtmann.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, yinghsu@chromium.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 16 Jun 2023 at 17:09, syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit a2ac591cb4d83e1f2d4b4adb3c14b2c79764650a > Author: Ruihan Li > Date: Wed May 3 13:39:36 2023 +0000 > > Bluetooth: Fix UAF in hci_conn_hash_flush again > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13755717280000 > start commit: e4cf7c25bae5 Merge tag 'kbuild-fixes-v6.2' of git://git.ke.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=555d27e379d75ff1 > dashboard link: https://syzkaller.appspot.com/bug?extid=b825d87fe2d043e3e652 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10052058480000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1190687c480000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: Bluetooth: Fix UAF in hci_conn_hash_flush again > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection Looks reasonable: #syz fix: Bluetooth: Fix UAF in hci_conn_hash_flush again