使用RK3568平台，系统安卓13版本，虚拟串口已经出来，插卡不出图标，radio日志一直报错：
03-19 10:45:56.247 438 562 D RIL_SERVICE_1_4: currentSignalStrengthInd 1974
03-19 10:45:56.247 438 562 E RIL_SERVICE_1_4: currentSignalStrengthInd_1_4: radioService[0]->mRadioIndication == NULL
03-19 10:45:56.247 438 562 E RIL_SERVICE_1_2: currentSignalStrengthInd_1_2: radioService[0]->mRadioIndication == NULL
03-19 10:45:56.247 438 562 E RIL_SERVICE_1_1: currentSignalStrengthInd: radioService[0]->mRadioIndication == NULL
03-19 10:45:56.247 438 562 I RILC : RIL_SOCKET_1 UNSOLICITED: UNSOL_SIGNAL_STRENGTH length:108
