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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: Clear (ClamAV 1.4.3/28116/Mon Sep 7 08:24:32 2026) On 9/7/26 2:24 PM, sashiko-bot@kernel.org wrote: > Thank you for your contribution! Sashiko AI review found 1 potential issue(s) to consider: > > Pre-existing issues: > - [High] The checksum field space check in `bpf_skb_trim_rcsum()` assumes a 2-byte checksum (`sizeof(__sum16)`), but SCTP checksum offloads (`skb->csum_not_inet == 1`) require a 4-byte CRC32c. This allows BPF programs to trim SCTP packets such that only the first 2 bytes of the checksum field remain. The hardware will then attempt to process a 4-byte checksum, causing an out-of-bounds access. yeap, unrelated, and I'm not sure anyone has used it in combo with sctp