r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmmsg$inet6(r0, &(0x7f0000001b40)=[{{&(0x7f0000000040)={0xa, 0x4e24, 0x0, @private2}, 0x1c, 0x0, 0x0, &(0x7f0000001180)=[@pktinfo={{0x24, 0x29, 0x32, {@mcast2}}}], 0x28}}], 0x1, 0x0)