r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet(r0, &(0x7f0000002400)=[{{&(0x7f0000000040)={0x2, 0x4e23, @loopback}, 0x10, 0x0, 0x0, &(0x7f0000000280)=[@ip_tos_int={{0x14}}], 0x18}}, {{0xfffffffffffffffe, 0x0, 0x0}}], 0x2, 0x0)