From: Eric Dumazet <eric.dumazet@gmail.com>
To: Phillip Potter <phil@philpotter.co.uk>, davem@davemloft.net
Cc: kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: tun: set tun->dev->addr_len during TUNSETLINK processing
Date: Tue, 6 Apr 2021 19:26:29 +0200 [thread overview]
Message-ID: <ba1f5946-d1ef-ee4f-4ce1-15af2b324181@gmail.com> (raw)
In-Reply-To: <20210405113555.9419-1-phil@philpotter.co.uk>
On 4/5/21 1:35 PM, Phillip Potter wrote:
> When changing type with TUNSETLINK ioctl command, set tun->dev->addr_len
> to match the appropriate type, using new tun_get_addr_len utility function
> which returns appropriate address length for given type. Fixes a
> KMSAN-found uninit-value bug reported by syzbot at:
> https://syzkaller.appspot.com/bug?id=0766d38c656abeace60621896d705743aeefed51
>
> Reported-by: syzbot+001516d86dbe88862cec@syzkaller.appspotmail.com
> Signed-off-by: Phillip Potter <phil@philpotter.co.uk>
> ---
Please give credits to people who helped.
You could have :
Suggested-by: Eric Dumazet <edumazet@google.com>
Or
Diagnosed-by: Eric Dumazet <edumazet@google.com>
Or at least CCed me :/
next prev parent reply other threads:[~2021-04-06 17:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-05 11:35 [PATCH] net: tun: set tun->dev->addr_len during TUNSETLINK processing Phillip Potter
2021-04-05 21:59 ` David Miller
2021-04-06 10:18 ` Phillip Potter
2021-04-06 17:26 ` Eric Dumazet [this message]
2021-04-06 17:38 ` Phillip Potter
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