Re: [PATCH net v1 0/2] bonding: fix missing XDP compat check on xmit_hash_policy change

[patchwork-bot+netdevbpf]

Hello:

This series was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Thu, 26 Feb 2026 16:03:00 +0800 you wrote:
> syzkaller reported a bug https://syzkaller.appspot.com/bug?extid=5a287bcdc08104bc3132
> 
> When a bond device is in 802.3ad or balance-xor mode, XDP is supported
> only when xmit_hash_policy != vlan+srcmac.  This constraint is enforced
> in bond_option_mode_set() via bond_xdp_check(), which prevents switching
> to an XDP-incompatible mode while a program is loaded.  However, the
> symmetric path -- changing xmit_hash_policy while XDP is loaded -- had
> no such guard in bond_option_xmit_hash_policy_set().
> 
> [...]

Here is the summary with links:
  - [net,v1,1/2] bpf/bonding: reject vlan+srcmac xmit_hash_policy change when XDP is loaded
    https://git.kernel.org/netdev/net/c/479d589b40b8
  - [net,v1,2/2] selftests/bpf: add test for xdp_bonding xmit_hash_policy compat
    https://git.kernel.org/netdev/net/c/181cafbd8a01

You are awesome, thank you!
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