1BPF_JNE 0x50 2BPF_JSGT 0x60 3BPF_JSGE 0x70 4BPF_CALL 0x80 5BPF_EXIT 0x90 6BPF_JLT 0xa0 7BPF_JLE 0xb0 8BPF_JSLT 0xc0 9BPF_JSLE 0xd0 10