r0 = socket$inet_udp(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000100)={{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x0, @random="36f693c8c5ef"}, 0x42, {0x2, 0x0, @loopback}, 'ipvlan1\x00'})