r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet(r0, &(0x7f0000000580)=[{{&(0x7f0000000000)={0x2, 0x4e23, @dev}, 0x10, 0x0, 0x0, &(0x7f0000000040)=[@ip_retopts={{0x18, 0x0, 0x7, {[@end, @timestamp_addr={0x44, 0x4}]}}}], 0x18}}], 0x1, 0x0)