r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_mreqsrc(r0, 0x0, 0xf, &(0x7f00000000c0)={@multicast2, @rand_addr, @empty}, 0xc)
bind$inet(r0, &(0x7f0000000040)={0x2, 0x0, @empty}, 0x10)