From: Aleksandr Nogikh <nogikh@google.com>
To: syzbot <syzbot+893c55305230e719a203@syzkaller.appspotmail.com>
Cc: daniel.starke@siemens.com, gregkh@linuxfoundation.org,
hdanton@sina.com, jirislaby@kernel.org,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
syzkaller-bugs@googlegroups.com, yiyang13@huawei.com,
zhangqiumiao1@huawei.com
Subject: Re: [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux
Date: Mon, 2 Oct 2023 13:40:01 +0200 [thread overview]
Message-ID: <CANp29Y5Xp3gSJ4JC6QP_XSiWPPoAsOV8EPEyCNrwPy-cFc2uFw@mail.gmail.com> (raw)
In-Reply-To: <0000000000002b41f10606a01a89@google.com>
On Sun, Oct 1, 2023 at 6:29 AM syzbot
<syzbot+893c55305230e719a203@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 3c4f8333b582487a2d1e02171f1465531cde53e3
> Author: Yi Yang <yiyang13@huawei.com>
> Date: Fri Aug 11 03:11:21 2023 +0000
>
> tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=121e6a92680000
> start commit: a4412fdd49dc error-injection: Add prompt for function erro..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=cc4b2e0a8e8a8366
> dashboard link: https://syzkaller.appspot.com/bug?extid=893c55305230e719a203
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12b1ca83880000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1023c5e3880000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
#syz fix: tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
> --
next prev parent reply other threads:[~2023-10-02 11:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-01 13:52 [syzbot] KASAN: use-after-free Read in gsm_cleanup_mux syzbot
2022-12-03 4:57 ` syzbot
2023-09-25 11:55 ` [syzbot] [serial?] " syzbot
2023-10-01 4:29 ` syzbot
2023-10-02 11:40 ` Aleksandr Nogikh [this message]
[not found] <20230926111348.1208-1-hdanton@sina.com>
2023-09-26 11:38 ` syzbot
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