r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f0000001780)=[{{&(0x7f00000001c0)={0xa, 0x4e21, 0x0, @loopback}, 0x1c, 0x0}}, {{&(0x7f0000000340)={0xa, 0x4e20, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, 0x1c, 0x0, 0x0, &(0x7f00000016c0)=[@dstopts_2292={{0x18}}, @dstopts_2292={{0x18}}], 0x30}}], 0x2, 0x0)