r0 = socket$packet(0x11, 0x3, 0x300)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'wlan1\x00', <r1=>0x0})
setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000080)={r1, 0x3, 0x5, @multicast}, 0x10)