From: patchwork-bot+netdevbpf@kernel.org
To: Eric Dumazet <edumazet@google.com>
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
horms@kernel.org, dsahern@kernel.org, netdev@vger.kernel.org,
eric.dumazet@gmail.com, idosch@nvidia.com,
oskar.kjos@hotmail.com
Subject: Re: [PATCH net] ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()
Date: Sat, 28 Mar 2026 03:30:07 +0000 [thread overview]
Message-ID: <177466860778.4167434.3160952028617568089.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260326202608.2976021-1-edumazet@google.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 26 Mar 2026 20:26:08 +0000 you wrote:
> Sashiko AI-review observed:
>
> In ip6_err_gen_icmpv6_unreach(), the skb is an outer IPv4 ICMP error packet
> where its cb contains an IPv4 inet_skb_parm. When skb is cloned into skb2
> and passed to icmp6_send(), it uses IP6CB(skb2).
>
> IP6CB interprets the IPv4 inet_skb_parm as an inet6_skb_parm. The cipso
> offset in inet_skb_parm.opt directly overlaps with dsthao in inet6_skb_parm
> at offset 18.
>
> [...]
Here is the summary with links:
- [net] ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()
https://git.kernel.org/netdev/net/c/86ab3e55673a
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2026-03-28 3:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-26 20:26 [PATCH net] ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() Eric Dumazet
2026-03-27 17:54 ` Ido Schimmel
2026-03-28 3:30 ` patchwork-bot+netdevbpf [this message]
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