[PATCH net v10 0/3] rxrpc: fix encap_rcv skb accounting exhaustion

[zihan xi]

On Sat, Oct 17, 2026 at 4:03 AM <netdev-bot+sinfo at kernel.org> wrote:
>
> Hi!
>
> This is an automated message. This series looks like a fix, but its
> commit messages seem to be missing some information:
>
>  - How the issue was discovered, e.g. hit in production, hit during
>    development, syzbot report, manual code inspection, LLM or static
>    analysis tool scan.
>
> Please do not repost the series just to address the above. Instead,
> reply to this email with the missing information, so that reviewers
> can take it into account. If the series needs another revision for
> other reasons, please include the information in the commit messages
> then.
>
> The evaluation is done by an LLM so it may be wrong, if you think
> that is the case please reply and explain.

The issue was found during development while investigating RxRPC
receive-memory exhaustion. Code inspection identified encapsulated
skbs being queued without effective receive-memory accounting, and a
PoC reproduced the resulting OOM on an unpatched net/main baseline.
This was not a production or syzbot report.