r0 = socket$inet6_udplite(0xa, 0x2, 0x88)
sendmmsg$inet6(r0, &(0x7f0000000500)=[{{&(0x7f0000000040)={0xa, 0x4e20, 0x0, @mcast1, 0x3}, 0x1c, 0x0}}], 0x1, 0x0)