r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f0000001900)=[{{&(0x7f0000001000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x3a}}}, 0x1c, 0x0}}, {{&(0x7f0000001440)={0xa, 0x4e24, 0x0, @remote}, 0x1c, 0x0, 0x0, &(0x7f0000001980)=[@dstopts_2292={{0x18}}, @dstopts_2292={{0x18}}], 0x30}}], 0x2, 0x0)