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From:   Dmitry Vyukov <dvyukov@google.com>
Date:   Mon, 13 Dec 2021 08:13:40 +0100
Message-ID: <CACT4Y+aPDpuxY7Hqg7a=bawDqR5EgdnxMV3q9Lk2qiDR7YSeqw@mail.gmail.com>
Subject: Re: [syzbot] general protection fault in scsi_queue_rq
To:     syzbot <syzbot+0796b72dc61f223d8cc5@syzkaller.appspotmail.com>
Cc:     anmol.karan123@gmail.com, capitolscan@capitolsecuritypr.com,
        hare@suse.de, hch@lst.de, jejb@linux.ibm.com,
        linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
        martin.petersen@oracle.com, syzkaller-bugs@googlegroups.com,
        tadeusz.struk@linaro.org
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On Sun, 12 Dec 2021 at 01:29, syzbot
<syzbot+0796b72dc61f223d8cc5@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 20aaef52eb08f1d987d46ad26edb8f142f74d83a
> Author: Tadeusz Struk <tadeusz.struk@linaro.org>
> Date:   Wed Nov 3 17:06:58 2021 +0000
>
>     scsi: scsi_ioctl: Validate command size
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11db6f3ab00000
> start commit:   ec681c53f8d2 Merge tag 'net-5.15-rc6' of git://git.kernel...
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=bab9d35f204746a7
> dashboard link: https://syzkaller.appspot.com/bug?extid=0796b72dc61f223d8cc5
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1279df24b00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15a855f4b00000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: scsi: scsi_ioctl: Validate command size
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks legit:

#syz fix: scsi: scsi_ioctl: Validate command size