r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmmsg$inet6(r0, &(0x7f0000009740)=[{{&(0x7f0000000ec0)={0xa, 0x4e22, 0x0, @empty}, 0x1c, 0x0, 0x0, &(0x7f0000004e80)=[@hopopts_2292={{0x10, 0x29, 0x37}}], 0x18}}], 0x1, 0x0)