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Hi,
XDP-Proxy fails to load on newer kernel, as example 6.13.11 with message
__ ______ ____ ____
\ \/ / _ \| _ \ | _ \ _ __ _____ ___ _
\ /| | | | |_) | | |_) | '__/ _ \ \/ / | | |
/ \| |_| | __/ | __/| | | (_) > <| |_| |
/_/\_\____/|_| |_| |_| \___/_/\_\\__, |
|___/
[2] Raising RLimit...
[2] Loading XDP/BPF program at '/etc/xdpfwd/xdp_prog.o'...
libbpf: elf: skipping unrecognized data section(8) .xdp_run_config
libbpf: elf: skipping unrecognized data section(9) xdp_metadata
[4] Retrieving interface index for 'eth0'...
[3] Interface index for 'eth0' => 2.
[2] Attaching XDP program to interface 'eth0'...
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
libbpf: prog 'xdp_prog_main': BPF program load failed: Invalid argument
libbpf: prog 'xdp_prog_main': -- BEGIN PROG LOAD LOG --
Extension program changes packet data, while original does not
processed 0 insns (limit 1000000) max_states_per_insn 0 total_states 0 peak_states 0 mark_read 0
-- END PROG LOAD LOG --
libbpf: prog 'xdp_prog_main': failed to load: -22
libbpf: failed to load object '/etc/xdpfwd/xdp_prog.o'
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
libbpf: elf: skipping unrecognized data section(7) xdp_metadata
[0] [WARNING] Failed to attach XDP program to interface 'eth0' using available modes (1).
[0] [ERROR] Failed to attach XDP program to any configured interfaces.
I guess its related to GHSA-mqrj-rhjj-jp5m
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