Hello: This patch was applied to netdev/net-next.git (main) by Paolo Abeni <pabeni@xxxxxxxxxx>: On Wed, 02 Aug 2023 08:36:50 +0100 you wrote: > __ip6_append_data() can has a similar problem to __ip_append_data()[1] when > asked to splice into a partially-built UDP message that has more than the > frag-limit data and up to the MTU limit, but in the ipv6 case, it errors > out with EINVAL. This can be triggered with something like: > > pipe(pfd); > sfd = socket(AF_INET6, SOCK_DGRAM, 0); > connect(sfd, ...); > send(sfd, buffer, 8137, MSG_CONFIRM|MSG_MORE); > write(pfd[1], buffer, 8); > splice(pfd[0], 0, sfd, 0, 0x4ffe0ul, 0); > > [...] Here is the summary with links: - [net-next] udp6: Fix __ip6_append_data()'s handling of MSG_SPLICE_PAGES https://git.kernel.org/netdev/net-next/c/ce650a166335 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html