syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/ip6_tables_targets\x00') r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000), 0x8)