From: Jens Axboe <axboe@kernel.dk>
To: Greg KH <gregkh@linuxfoundation.org>,
Jiacheng Xu <578001344xu@gmail.com>
Cc: linux-kernel@vger.kernel.org, asml.silence@gmail.co,
io-uring@vger.kernel.org, security@kernel.org
Subject: Re: KASAN: null-ptr-deref Write in io_file_get_normal
Date: Tue, 16 Aug 2022 10:57:39 -0600 [thread overview]
Message-ID: <5bf54200-5b12-33b0-8bf3-0d1c6718cfba@kernel.dk> (raw)
In-Reply-To: <YvvD+wB64nBSpM3M@kroah.com>
On 8/16/22 10:21 AM, Greg KH wrote:
> 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.
Indeed...
> Also, random syzbot submissions are best sent with a fix for them,
> otherwise it might be a while before they will be looked at.
Greg, can you cherrypick:
commit 386e4fb6962b9f248a80f8870aea0870ca603e89
Author: Jens Axboe <axboe@kernel.dk>
Date: Thu Jun 23 11:06:43 2022 -0600
io_uring: use original request task for inflight tracking
into 5.15-stable? It should pick cleanly and also fix this issue.
--
Jens Axboe
next prev parent reply other threads:[~2022-08-16 16:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-16 16:10 Jiacheng Xu
2022-08-16 16:21 ` Greg KH
2022-08-16 16:57 ` Jens Axboe [this message]
2022-08-17 6:49 ` Greg KH
2022-08-17 14:22 ` Jens Axboe
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