r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @empty}, 0x1c)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1, 0x400}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000004d00), 0x400000000000070, 0x0)