netdev - Re: [PATCH 1/2 net-next v2] ipv6: clear RA flags when adding a static route

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Message-Id: 
 <176352302649.209489.15960953294481237254.git-patchwork-notify@kernel.org>
Date: Wed, 19 Nov 2025 03:30:26 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Fernando Fernandez Mancera <fmancera@...e.de>
Cc: netdev@...r.kernel.org, davem@...emloft.net, dsahern@...nel.org,
 edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, horms@...nel.org,
 g.djavadyan@...il.com
Subject: Re: [PATCH 1/2 net-next v2] ipv6: clear RA flags when adding a static
 route

Hello:

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

On Sat, 15 Nov 2025 10:59:38 +0100 you wrote:
> When an IPv6 Router Advertisement (RA) is received for a prefix, the
> kernel creates the corresponding on-link route with flags RTF_ADDRCONF
> and RTF_PREFIX_RT configured and RTF_EXPIRES if lifetime is set.
> 
> If later a user configures a static IPv6 address on the same prefix the
> kernel clears the RTF_EXPIRES flag but it doesn't clear the RTF_ADDRCONF
> and RTF_PREFIX_RT. When the next RA for that prefix is received, the
> kernel sees the route as RA-learned and wrongly configures back the
> lifetime. This is problematic because if the route expires, the static
> address won't have the corresponding on-link route.
> 
> [...]

Here is the summary with links:
  - [1/2,net-next,v2] ipv6: clear RA flags when adding a static route
    https://git.kernel.org/netdev/net-next/c/f72514b3c569
  - [2/2,net-next,v2] selftests: fib_tests: add fib6 from ra to static test
    https://git.kernel.org/netdev/net-next/c/d7dbda878920

You are awesome, thank you!
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