r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x5}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000009600)=[{{&(0x7f0000000040)={0xa, 0x4e20, 0x0, @mcast2}, 0x1c, 0x0}}], 0x1, 0x0)