r0 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000480)={'sit0\x00', &(0x7f0000000340)=@ethtool_perm_addr={0x20, 0x4, "99fa0d22"}})