Re: [PATCH v2] selftests: net: forwarding: fix IPv6 address leak in cleanup

[patchwork-bot+netdevbpf@kernel.org]

Hello:

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

On Thu,  5 Mar 2026 21:10:00 +0000 you wrote:
> Several forwarding tests (e.g., gre_multipath.sh) initialize both IPv4
> and IPv6 addresses using simple_if_init, but only clean up IPv4
> in simple_if_fini. This leaves stale IPv6 addresses on the interfaces,
> which causes subsequent tests to fail when they encounter unexpected
> address configuration.
> 
> The issue can be reproduced by running tests in sequence:
>   # run_kselftest.sh -t net/forwarding:ipip_hier_gre.sh
>   # run_kselftest.sh -t net/forwarding:min_max_mtu.sh
>   TAP version 13
>   1..1
>   # timeout set to 0
>   # selftests: net/forwarding: min_max_mtu.sh
>   # TEST: ping                                                          [ OK ]
>   # TEST: ping6                                                         [ OK ]
>   # TEST: Test maximum MTU configuration                                [ OK ]
>   # TEST: Test traffic, packet size is maximum MTU                      [FAIL]
>   #       Ping6, packet size: 65487 succeeded, but should have failed
>   # TEST: Test minimum MTU configuration                                [ OK ]
>   # TEST: Test traffic, packet size is minimum MTU                      [ OK ]
>   not ok 1 selftests: net/forwarding: min_max_mtu.sh # exit=1
> 
> [...]

Here is the summary with links:
  - [v2] selftests: net: forwarding: fix IPv6 address leak in cleanup
    https://git.kernel.org/netdev/net-next/c/21c0dc7cdd07

You are awesome, thank you!
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