From: patchwork-bot+netdevbpf@kernel.org
To: HanQuan <eilaimemedsnaimel@gmail.com>
Cc: netdev@vger.kernel.org, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, security@kernel.org, nbd@openwrt.org,
bwnie0730@outlook.com
Subject: Re: [PATCH net] net: add pskb_may_pull() to skb_gro_receive_list()
Date: Tue, 09 Jun 2026 00:30:08 +0000 [thread overview]
Message-ID: <178096500840.1726280.2511374784577612737.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260604144625.3860228-1-eilaimemedsnaimel@gmail.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 4 Jun 2026 14:46:25 +0000 you wrote:
> skb_gro_receive_list() calls skb_pull(skb, skb_gro_offset(skb)) without
> first ensuring the data is in the linear area via pskb_may_pull(). When
> the skb arrives via napi_gro_frags(), skb_headlen can be 0 (all data in
> page fragments) while skb_gro_offset is non-zero (after IP+TCP header
> parsing). The skb_pull() then decrements skb->len by skb_gro_offset
> but skb->data_len stays unchanged, hitting BUG_ON(skb->len < skb->data_len)
> in __skb_pull().
>
> [...]
Here is the summary with links:
- [net] net: add pskb_may_pull() to skb_gro_receive_list()
https://git.kernel.org/netdev/net/c/f2bb34345444
You are awesome, thank you!
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prev parent reply other threads:[~2026-06-09 0:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-04 14:46 [PATCH net] net: add pskb_may_pull() to skb_gro_receive_list() HanQuan
2026-06-09 0:30 ` patchwork-bot+netdevbpf [this message]
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