Hello:
This series was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:
On Sun, 11 Oct 2026 01:41:26 +0000 you wrote:
> I hit this by accident while working on something else: bulk TCP through
> GRE-over-FOU tunnels between some EC2 VMs crawled at about one segment per
> round trip, and turning GRO off on the receiving NIC made it go away. I'm
> not a kernel networking person, so I went to debug it with an LLM coding
> agent, and it found what's below.
>
> Please consider this series a bug report at best. Feel free to ignore it,
> or to fix it some other way if this isn't the right fix; I may well have
> this wrong. Empirically, though, patch 1 fixes the packet loss we were
> seeing, both on our VMs and in the reproducer in patch 2.
>
> [...]
Here is the summary with links:
- [net,1/2] gre: keep the UDP tunnel GSO type when completing GRO
https://git.kernel.org/netdev/net/c/718f364a20ec
- [net,2/2] selftests: net: add a test for GRO of GRE over FOU and GUE
https://git.kernel.org/netdev/net/c/d0eb9632fd98
You are awesome, thank you!
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