linux-kernel - Re: KASAN: null-ptr-deref Write in io_file_get

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Date:   Tue, 16 Aug 2022 18:21:15 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Jiacheng Xu <578001344xu@...il.com>
Cc:     linux-kernel@...r.kernel.org, axboe@...nel.dk,
        asml.silence@...il.co, io-uring@...r.kernel.org,
        security@...nel.org
Subject: Re: KASAN: null-ptr-deref Write in io_file_get_normal

On Wed, Aug 17, 2022 at 12:10:09AM +0800, Jiacheng Xu wrote:
> Hello,
> 
> When using modified Syzkaller to fuzz the Linux kernel-5.15.58, the
> following crash was triggered.

As you sent this to public lists, there's no need to also cc:
security@k.o as there's nothing we can do about this.

Also, random syzbot submissions are best sent with a fix for them,
otherwise it might be a while before they will be looked at.

good luck!

greg k-h