Re: [PATCH net-next v3 0/4] net: hsr: address functional and concurrency bugs

[Jakub Kicinski]

On Sun, 29 Mar 2026 13:23:09 +0200 luka.gejak@xxxxxxxxx wrote:
> This series addresses four logic bugs in the HSR/PRP implementation 
> identified during a protocol audit.
> 
> The primary change resolves a race condition in the node merging path by
> implementing address-based lock ordering. This ensures that concurrent
> mutations of sequence blocks do not lead to state corruption or  
> deadlocks.
> 
> Additional fixes include correcting asymmetric VLAN error unwinding,
> enforcing strict supervision frame TLV validation, and improving Netlink
> error reporting for invalid interlink attributes.

I think that patches 1 and 2 need to go to net with a Fixes tag.
They look like run of the mill bug fixes. 3 and 4 are logical
fixes and change behavior so net-next makes sense.

FWIW AI has something to say about patch 3, I did not investigate:
https://sashiko.dev/#/patchset/20260329112313.17164-2-luka.gejak@xxxxxxxxx
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pw-bot: cr