r0 = socket$inet(0x2, 0x3, 0x6)
ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f00000000c0)={{0x2, 0x0, @private}, {0x0, @broadcast}, 0x42, {0x2, 0x0, @multicast1}, 'macsec0\x00'})