Re: [PATCH net-next] selftests: net: do not detect PPPoX loopback

From: patchwork-bot+netdevbpf

Date: Fri Jun 05 2026 - 20:40:25 EST


Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Wed, 3 Jun 2026 14:17:44 +0800 you wrote:
> By default, pppd attempts to detect loopbacks on the underlying
> interface using a pseudo-randomly generated magic number and checks if
> the same value is received. The seed for the PRNG is a hash of hostname
> XOR current time XOR pid, which is likely to collide on NIPA, causing
> false positives. Disable magic number generation.
>
> Reported-by: Matthieu Baerts <matttbe@xxxxxxxxxx>
> Fixes: 7af2a94f4dcf ("selftests: net: add tests for PPPoL2TP")
> Signed-off-by: Qingfang Deng <qingfang.deng@xxxxxxxxx>
>
> [...]

Here is the summary with links:
- [net-next] selftests: net: do not detect PPPoX loopback
https://git.kernel.org/netdev/net-next/c/2eb9a81a7f73

You are awesome, thank you!
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