r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f00000027c0)=[{{&(0x7f0000001800)={0xa, 0x4e23, 0x0, @loopback}, 0x1c, 0x0}}, {{&(0x7f0000002080)={0xa, 0x4e21, 0x0, @private1}, 0x1c, 0x0, 0x0, &(0x7f0000002180)=[@hopopts={{0x18}}, @hopopts={{0x18}}], 0x30}}], 0x2, 0x0)