r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) sendmmsg$inet6(r0, &(0x7f0000000ec0)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000d80)=[@tclass={{0x14}}], 0x18}}], 0x2, 0x0)