r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$sock(r0, &(0x7f0000004340)=[{{&(0x7f0000000140)=@in={0x2, 0x4e24, @dev}, 0x80, 0x0, 0x0, &(0x7f00000001c0)=[@mark={{0x14, 0x1, 0x25, 0x40000}}], 0x18}}], 0x1, 0x0)