r0 = socket$inet(0x2, 0x3, 0x6) sendmmsg$inet(r0, &(0x7f0000003a40)=[{{&(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10, 0x0, 0x0, &(0x7f0000002940)=[@ip_retopts={{0x10}}, @ip_retopts={{0x10}}], 0x20}}], 0x1, 0x20000014)