Re: [PATCH bpf v4] xskmap: reject TX-only AF_XDP sockets

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:

On Fri,  8 May 2026 22:43:43 +0800 you wrote:
> XSKMAP entries are used as redirect targets for incoming XDP frames.
> A TX-only AF_XDP socket lacks an Rx ring and cannot handle redirected
> traffic, but xsk_map_update_elem() currently allows such sockets to
> be inserted into the map.
> 
> Redirecting packets to such a socket on the veth generic-XDP path
> causes a kernel crash in xsk_generic_rcv().
> 
> [...]

Here is the summary with links:
  - [bpf,v4] xskmap: reject TX-only AF_XDP sockets
    https://git.kernel.org/bpf/bpf/c/bf6d507f7e3c

You are awesome, thank you!
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