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From:   Dmitry Vyukov <dvyukov@google.com>
Date:   Mon, 30 Jan 2023 10:01:37 +0100
Message-ID: <CACT4Y+b6Uu4vcuQX+dcmiyzGRX8jnDq3v3SU94Lm2-miB1hBxg@mail.gmail.com>
Subject: Re: [syzbot] WARNING in hif_usb_send/usb_submit_urb
To:     syzbot <syzbot+f5378bcf0f0cab45c1c6@syzkaller.appspotmail.com>
Cc:     andreyknvl@google.com, ath9k-devel@qca.qualcomm.com,
        ca@plazainn.com.qa, davem@davemloft.net, edumazet@google.com,
        eli.billauer@gmail.com, gregkh@linuxfoundation.org,
        gustavoars@kernel.org, ingrassia@epigenesys.com,
        khoroshilov@ispras.ru, kuba@kernel.org, kvalo@kernel.org,
        linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
        linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
        oneukum@suse.com, pabeni@redhat.com, pchelkin@ispras.ru,
        quic_kvalo@quicinc.com, stern@rowland.harvard.edu,
        syzkaller-bugs@googlegroups.com, tiwai@suse.de, toke@toke.dk
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On Mon, 30 Jan 2023 at 07:50, syzbot
<syzbot+f5378bcf0f0cab45c1c6@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 16ef02bad239f11f322df8425d302be62f0443ce
> Author: Fedor Pchelkin <pchelkin@ispras.ru>
> Date:   Sat Oct 8 21:15:32 2022 +0000
>
>     wifi: ath9k: verify the expected usb_endpoints are present
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1162ac2d480000
> start commit:   274a2eebf80c Merge tag 'for_linus' of git://git.kernel.org..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=f267ed4fb258122a
> dashboard link: https://syzkaller.appspot.com/bug?extid=f5378bcf0f0cab45c1c6
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1343a8eb080000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17dc40eb080000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: wifi: ath9k: verify the expected usb_endpoints are present
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks reasonable, let's close the bug:

#syz fix: wifi: ath9k: verify the expected usb_endpoints are present