Re: [PATCH net v2 0/2] bridge/vxlan: fix reading neigh ha without synchronization

Hello:

This series was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

On Tue, 18 Aug 2026 18:07:54 +0300 you wrote:
> Hi,
> Neigh ha address must be read using the seqlock to get a stable snapshot.
> Both the bridge and vxlan read it directly and can see partial updates.
> I reproduced both issues with running neigh updates and exercising these
> paths in parallel and saw partial addresses, e.g. updating between
> neigh A: 02:00:00:00:00:00 neigh B: fe:ff:ff:ff:ff:ff was able to observe
> 02:00:ff:ff:ff:ff and fe:ff:00:00:00:00 in packets. Noticed this initially
> in the bridge, then checked vxlan and its arp/neigh_reduce functions have
> the same bug, route_shortcircuit is doing the right thing already.
> 
> [...]

Here is the summary with links:
  - [net,v2,1/2] net: bridge: arp/nd proxy: fix reading neigh ha
    https://git.kernel.org/netdev/net/c/57549ab90791
  - [net,v2,2/2] vxlan: fix reading neigh ha
    https://git.kernel.org/netdev/net/c/b824059a673b

You are awesome, thank you!
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