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From:   Dmitry Vyukov <dvyukov@google.com>
Date:   Wed, 11 Nov 2020 14:11:02 +0100
Message-ID: <CACT4Y+bJevNFi6P9kYEEQshTuNhpzLyHL1Q_NatjyS90dMHwqw@mail.gmail.com>
Subject: Re: WARNING: refcount bug in do_enable_set
To:     syzbot <syzbot+2e9900a1e1b3c9c96a77@syzkaller.appspotmail.com>,
        LKML <linux-kernel@vger.kernel.org>,
        syzkaller-bugs <syzkaller-bugs@googlegroups.com>,
        linux-bluetooth <linux-bluetooth@vger.kernel.org>
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On Sun, Sep 6, 2020 at 7:31 AM syzbot
<syzbot+2e9900a1e1b3c9c96a77@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit b83764f9220a4a14525657466f299850bbc98de9
> Author: Miao-chen Chou <mcchou@chromium.org>
> 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()