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Subject: Re: [PATCH] net: fix NULL pointer in skb_segment_list
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <167522881807.32169.6049993626968458851.git-patchwork-notify@kernel.org>
Date:   Wed, 01 Feb 2023 05:20:18 +0000
References: <Y9gt5EUizK1UImEP@debian>
In-Reply-To: <Y9gt5EUizK1UImEP@debian>
To:     Yan Zhai <yan@cloudflare.com>
Cc:     netdev@vger.kernel.org, edumazet@google.com, kuba@kernel.org,
        pabeni@redhat.com, davem@davemloft.net, asml.silence@gmail.com,
        imagedong@tencent.com, keescook@chromium.org, jbenc@redhat.com,
        richardbgobert@gmail.com, willemb@google.com,
        steffen.klassert@secunet.com, daniel@iogearbox.net,
        linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Mon, 30 Jan 2023 12:51:48 -0800 you wrote:
> Commit 3a1296a38d0c ("net: Support GRO/GSO fraglist chaining.")
> introduced UDP listifyed GRO. The segmentation relies on frag_list being
> untouched when passing through the network stack. This assumption can be
> broken sometimes, where frag_list itself gets pulled into linear area,
> leaving frag_list being NULL. When this happens it can trigger
> following NULL pointer dereference, and panic the kernel. Reverse the
> test condition should fix it.
> 
> [...]

Here is the summary with links:
  - net: fix NULL pointer in skb_segment_list
    https://git.kernel.org/netdev/net/c/876e8ca83667

You are awesome, thank you!
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