panic(cpu 2 caller 0xfffffe0014c85e58): userspace watchdog timeout: no successful checkins from com.apple.WindowServer in 120 seconds service: com.apple.logd, total successful checkins since wake (210 seconds ago): 22, last successful checkin: 0 seconds ago service: com.apple.WindowServer, total successful checkins since wake (210 seconds ago): 10, last successful checkin: 120 seconds ago Debugger message: panic Memory ID: 0x6 OS release type: User OS version: 20F71 Kernel version: Darwin Kernel Version 20.5.0: Sat May 8 05:10:31 PDT 2021; root:xnu-7195.121.3~9/RELEASE_ARM64_T8101 Fileset Kernelcache UUID: FB10CC0AB8BAC020BC47A50D64476F11 Kernel UUID: 07259C53-9EF7-32FF-821D-8F28A5985DFA iBoot version: iBoot-6723.120.36 secure boot?: YES Paniclog version: 13 KernelCache slide: 0x000000000a1d0000 KernelCache base: 0xfffffe00111d4000 Kernel slide: 0x000000000ad18000 Kernel text base: 0xfffffe0011d1c000 Kernel text exec base: 0xfffffe0011de8000 mach_absolute_time: 0x6e36c3b6e2 Epoch Time: sec usec Boot : 0x60aebf82 0x00093cf0 Sleep : 0x60b38931 0x0004a27b Wake : 0x60b38c3c 0x000e80d3 Calendar: 0x60b38d0f 0x000461c1 CORE 0 recently retired instr at 0xfffffe0011f5a6f4 CORE 1 recently retired instr at 0xfffffe0011f5a6f4 CORE 2 recently retired instr at 0xfffffe0011f59240 CORE 3 recently retired instr at 0xfffffe0011f5a6f4 CORE 4 recently retired instr at 0xfffffe0011f5a6f8 CORE 5 recently retired instr at 0xfffffe0011f5a6f8 CORE 6 recently retired instr at 0xfffffe0011f5a6f8 CORE 7 recently retired instr at 0xfffffe0011f5a6f8 Total cpu_usage: 42530965 Thread task pri cpu_usage 0xfffffe166b3b2640 watchdogd 97 0 0xfffffe1666dcb960 kernel_task 81 2726506 0xfffffe1669858cc0 watchdogd 31 0 0xfffffe166b3e2640 syslogd 4 812743 0xfffffe166871c000 CalNCService 4 1212068 Panicked task 0xfffffe166821ef08: 6680 pages, 3 threads: pid 298: watchdogd Panicked thread: 0xfffffe166b3b2640, backtrace: 0xfffffe3f62e33180, tid: 178208 lr: 0xfffffe0011e36be4 fp: 0xfffffe3f62e331f0 lr: 0xfffffe0011e369c8 fp: 0xfffffe3f62e33260 lr: 0xfffffe0011f5fa70 fp: 0xfffffe3f62e33280 lr: 0xfffffe0011f512b8 fp: 0xfffffe3f62e33330 lr: 0xfffffe0011def7e8 fp: 0xfffffe3f62e33340 lr: 0xfffffe0011e36658 fp: 0xfffffe3f62e336d0 lr: 0xfffffe0011e36658 fp: 0xfffffe3f62e33740 lr: 0xfffffe00125e842c fp: 0xfffffe3f62e33760 lr: 0xfffffe0014c85e58 fp: 0xfffffe3f62e33780 lr: 0xfffffe0014c85a34 fp: 0xfffffe3f62e337a0 lr: 0xfffffe00125512f0 fp: 0xfffffe3f62e33800 lr: 0xfffffe0014c84914 fp: 0xfffffe3f62e33920 lr: 0xfffffe001255e83c fp: 0xfffffe3f62e33ab0 lr: 0xfffffe0011f22774 fp: 0xfffffe3f62e33bd0 lr: 0xfffffe0011e3c32c fp: 0xfffffe3f62e33c40 lr: 0xfffffe0011e1399c fp: 0xfffffe3f62e33cc0 lr: 0xfffffe0011e2c7f0 fp: 0xfffffe3f62e33d70 lr: 0xfffffe0011f45c40 fp: 0xfffffe3f62e33e40 lr: 0xfffffe0011f51334 fp: 0xfffffe3f62e33ef0 lr: 0xfffffe0011def7e8 fp: 0xfffffe3f62e33f00 Kernel Extensions in backtrace: com.apple.driver.watchdog(1.0)[D44D6C64-F220-3976-A01A-F0DC2382A908]@0xfffffe0014c84000->0xfffffe0014c87fff last started kext at 30706574855: com.apple.driver.usb.AppleUSBHostBillboardDevice 1.0 (addr 0xfffffe0011b70000, size 16384) loaded kexts: com.apple.driver.usb.AppleUSBHostBillboardDevice 1.0 com.apple.filesystems.smbfs 3.6 com.apple.filesystems.autofs 3.0 com.apple.fileutil 20.036.15 com.apple.driver.AppleTopCaseHIDEventDriver 4050.1 com.apple.iokit.IOBluetoothSerialManager 8.0.5d7 com.apple.driver.AppleBiometricServices 1 com.apple.driver.DiskImages.ReadWriteDiskImage 493.0.0 com.apple.driver.DiskImages.UDIFDiskImage 493.0.0 com.apple.driver.DiskImages.RAMBackingStore 493.0.0 com.apple.driver.DiskImages.FileBackingStore 493.0.0 com.apple.driver.BCMWLANFirmware4378.Hashstore 1 com.apple.driver.CoreKDL 1 com.apple.driver.SEPHibernation 1 com.apple.filesystems.apfs 1677.120.9 com.apple.driver.AppleUSBDeviceNCM 5.0.0 com.apple.driver.AppleSmartBatteryManager 161.0.0 com.apple.driver.AppleThunderboltIP 4.0.3 com.apple.driver.AppleALSColorSensor 1.0.0d1 com.apple.driver.AppleAOPVoiceTrigger 11.5 com.apple.driver.AppleFileSystemDriver 3.0.1 com.apple.nke.l2tp 1.9 com.apple.filesystems.tmpfs 1 com.apple.IOTextEncryptionFamily 1.0.0 com.apple.filesystems.hfs.kext 556.100.11 com.apple.security.BootPolicy 1 com.apple.BootCache 40 com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0 com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1 com.apple.driver.ApplePMP 1 com.apple.driver.ApplePMPFirmware 1 com.apple.driver.AppleSmartIO2 1 com.apple.AppleEmbeddedSimpleSPINORFlasher 1 com.apple.driver.AppleTAS5770LAmp 442.26 com.apple.driver.AppleDPDisplayTCON 1 com.apple.driver.AppleCS42L83Audio 442.26 com.apple.driver.AppleSPMIPMU 1.0.1 com.apple.driver.AppleT8020SOCTuner 1 com.apple.driver.AppleT8103CLPCv3 1 com.apple.AGXG13G 173.28.1 com.apple.driver.AppleAVD 381 com.apple.driver.AppleAVE2 401.73.3 com.apple.driver.AppleJPEGDriver 4.6.0 com.apple.driver.AppleMobileDispH13G-DCP 140.0 com.apple.driver.usb.AppleUSBHostT8103 1 com.apple.driver.AudioDMAController-T8103 1.60.5 com.apple.driver.AppleS5L8960XNCO 1 com.apple.driver.AppleT8103PMGR 1 com.apple.driver.AppleS8000AES 1 com.apple.driver.AppleS8000DWI 1.0.0d1 com.apple.driver.AppleS5L8960XWatchDogTimer 1 com.apple.driver.AppleInterruptController 1.0.0d1 com.apple.driver.AppleT8020DART 1 com.apple.driver.AppleBluetoothModule 1 com.apple.driver.AppleSamsungSerial 1.0.0d1 com.apple.driver.AppleBCMWLANBusInterfacePCIe 1 com.apple.driver.AppleS5L8920XPWM 1.0.0d1 com.apple.driver.AppleS5L8940XI2C 1.0.0d2 com.apple.driver.AppleSPIMC 1 com.apple.driver.AppleT8101 1 com.apple.driver.AppleM68Buttons 1.0.0d1 com.apple.iokit.IOUserEthernet 1.0.1 com.apple.driver.usb.AppleUSBUserHCI 1 com.apple.iokit.IOKitRegistryCompatibility 1 com.apple.iokit.EndpointSecurity 1 com.apple.driver.AppleDiskImages2 1 com.apple.AppleSystemPolicy 2.0.0 com.apple.nke.applicationfirewall 311 com.apple.kec.InvalidateHmac 1 com.apple.driver.usb.cdc 5.0.0 com.apple.driver.AppleUSBAudio 405.39 com.apple.iokit.IOAudioFamily 300.6.1 com.apple.vecLib.kext 1.2.0 com.apple.kext.triggers 1.0 com.apple.driver.AppleHSBluetoothDriver 4050.1 com.apple.driver.IOBluetoothHIDDriver 8.0.5d7 com.apple.driver.AppleActuatorDriver 4440.3 com.apple.driver.AppleMultitouchDriver 4440.3 com.apple.driver.AppleHIDKeyboard 224 com.apple.iokit.IOAVBFamily 940.4 com.apple.plugin.IOgPTPPlugin 985.2 com.apple.iokit.IOEthernetAVBController 1.1.0 com.apple.driver.AppleMesaSEPDriver 100.99 com.apple.iokit.IOBiometricFamily 1 com.apple.driver.DiskImages.KernelBacked 493.0.0 com.apple.driver.IOBluetoothHostControllerPCIeTransport 8.0.5d7 com.apple.iokit.IOBluetoothHostControllerTransport 8.0.5d7 com.apple.driver.AppleConvergedIPCOLYBTControl 1 com.apple.driver.AppleConvergedPCI 1 com.apple.driver.AppleBluetoothDebug 1 com.apple.driver.AppleSEPHDCPManager 1.0.1 com.apple.driver.AppleTrustedAccessory 1 com.apple.iokit.AppleSEPGenericTransfer 1 com.apple.driver.AppleXsanScheme 3 com.apple.driver.usb.networking 5.0.0 com.apple.driver.AppleBTM 1.0.1 com.apple.driver.AppleThunderboltPCIDownAdapter 4.1.1 com.apple.driver.AppleThunderboltDPInAdapter 8.1.4 com.apple.driver.AppleThunderboltDPAdapterFamily 8.1.4 com.apple.driver.AppleThunderboltUSBDownAdapter 1.0.4 com.apple.driver.AppleAOPAudio 16.2 com.apple.nke.ppp 1.9 com.apple.driver.AppleDCPDPTXProxy 1.0.0 com.apple.driver.AppleHIDTransportSPI 4400.35 com.apple.driver.AppleHIDTransport 4400.35 com.apple.driver.AppleInputDeviceSupport 4400.35 com.apple.driver.DCPDPFamilyProxy 1 com.apple.driver.AppleBSDKextStarter 3 com.apple.filesystems.hfs.encodings.kext 1 com.apple.driver.AppleDiagnosticDataAccessReadOnly 1.0.0 com.apple.AGXFirmwareKextG13GRTBuddy 173.28.1 com.apple.AGXFirmwareKextRTBuddy64 173.28.1 com.apple.driver.AppleSPU 1 com.apple.iokit.IONVMeFamily 2.1.0 com.apple.driver.AppleNANDConfigAccess 1.0.0 com.apple.driver.AppleHPM 3.4.4 com.apple.driver.AppleCSEmbeddedAudio 442.26 com.apple.driver.AppleEmbeddedAudio 442.26 com.apple.iokit.AppleARMIISAudio 80.34.1 com.apple.driver.AppleStockholmControl 1.0.0 com.apple.driver.AppleDialogPMU 1.0.1 com.apple.driver.ApplePassthroughPPM 3.0 com.apple.iokit.IOGPUFamily 21.11 com.apple.driver.AppleH11ANEInterface 4.75.0 com.apple.driver.AppleH13CameraInterface 3.55.0 com.apple.driver.AppleH10PearlCameraInterface 16.15.1 com.apple.driver.DCPAVFamilyProxy 1 com.apple.iokit.IOMobileGraphicsFamily-DCP 343.0.0 com.apple.driver.AppleDCP 1 com.apple.driver.AppleFirmwareKit 1 com.apple.iokit.IOMobileGraphicsFamily 343.0.0 com.apple.driver.AppleSPMI 1.0.1 com.apple.driver.AppleUSBXDCIARM 1.0 com.apple.driver.AppleUSBXDCI 1.0 com.apple.iokit.IOUSBDeviceFamily 2.0.0 com.apple.driver.usb.AppleUSBXHCIARM 1 com.apple.driver.usb.AppleUSBXHCI 1.2 com.apple.driver.AppleEmbeddedUSBHost 1 com.apple.driver.usb.AppleUSBHub 1.2 com.apple.driver.usb.AppleUSBHostCompositeDevice 1.2 com.apple.driver.AppleT8103TypeCPhy 1 com.apple.driver.AppleSART 1 com.apple.driver.ApplePMGR 1 com.apple.driver.watchdog 1 com.apple.driver.usb.AppleUSBHostPacketFilter 1.0 com.apple.driver.AppleDisplayCrossbar 1.0.0 com.apple.iokit.IODisplayPortFamily 1.0.0 com.apple.driver.AppleTypeCPhy 1 com.apple.driver.AppleThunderboltNHI 7.2.8 com.apple.driver.AppleT8103PCIeC 1 com.apple.iokit.IOThunderboltFamily 9.3.2 com.apple.driver.ApplePIODMA 1 com.apple.driver.AppleT8103PCIe 1 com.apple.driver.AppleMultiFunctionManager 1 com.apple.driver.AppleEmbeddedPCIE 1 com.apple.driver.AppleBluetoothDebugService 1 com.apple.driver.AppleBCMWLANCore 1.0.0 com.apple.iokit.IO80211FamilyV2 1200.12.2b1 com.apple.driver.IOImageLoader 1.0.0 com.apple.driver.corecapture 1.0.4 com.apple.driver.AppleMCA2-T8103 540.10 com.apple.driver.AppleGPIOICController 1.0.2 com.apple.driver.AppleFireStormErrorHandler 1 com.apple.driver.AppleMobileApNonce 1 com.apple.iokit.IOTimeSyncFamily 985.2 com.apple.driver.DiskImages 493.0.0 com.apple.iokit.IOGraphicsFamily 585.1 com.apple.iokit.IOBluetoothFamily 8.0.5d7 com.apple.iokit.IOBluetoothPacketLogger 8.0.5d7 com.apple.driver.FairPlayIOKit 68.7.1 com.apple.iokit.CoreAnalyticsFamily 1 com.apple.driver.AppleSSE 1.0 com.apple.driver.AppleSEPKeyStore 2 com.apple.driver.AppleUSBTDM 511.120.2 com.apple.iokit.IOUSBMassStorageDriver 184.121.1 com.apple.iokit.IOPCIFamily 2.9 com.apple.iokit.IOSCSIBlockCommandsDevice 436.121.1 com.apple.iokit.IOSCSIArchitectureModelFamily 436.121.1 com.apple.driver.AppleIPAppender 1.0 com.apple.driver.AppleFDEKeyStore 28.30 com.apple.driver.AppleEffaceableStorage 1.0 com.apple.driver.AppleCredentialManager 1.0 com.apple.driver.KernelRelayHost 1 com.apple.iokit.IOUSBHostFamily 1.2 com.apple.driver.AppleUSBHostMergeProperties 1.2 com.apple.driver.usb.AppleUSBCommon 1.0 com.apple.driver.AppleSMC 3.1.9 com.apple.driver.RTBuddy 1.0.0 com.apple.driver.AppleEmbeddedTempSensor 1.0.0 com.apple.driver.AppleARMPMU 1.0 com.apple.iokit.IOAccessoryManager 1.0.0 com.apple.driver.AppleOnboardSerial 1.0 com.apple.iokit.IOSkywalkFamily 1 com.apple.driver.mDNSOffloadUserClient 1.0.1b8 com.apple.iokit.IONetworkingFamily 3.4 com.apple.iokit.IOSerialFamily 11 com.apple.driver.AppleSEPManager 1.0.1 com.apple.driver.AppleA7IOP 1.0.2 com.apple.driver.IOSlaveProcessor 1 com.apple.driver.AppleBiometricSensor 2 com.apple.iokit.IOHIDFamily 2.0.0 com.apple.AUC 1.0 com.apple.iokit.IOAVFamily 1.0.0 com.apple.iokit.IOHDCPFamily 1.0.0 com.apple.iokit.IOCECFamily 1 com.apple.iokit.IOAudio2Family 1.0 com.apple.driver.AppleEmbeddedAudioLibs 1.17 com.apple.driver.AppleFirmwareUpdateKext 1 com.apple.driver.AppleM2ScalerCSCDriver 265.0.0 com.apple.iokit.IOSurface 290.8.1 com.apple.driver.IODARTFamily 1 com.apple.security.quarantine 4 com.apple.security.sandbox 300.0 com.apple.kext.AppleMatch 1.0.0d1 com.apple.driver.AppleMobileFileIntegrity 1.0.5 com.apple.kext.CoreTrust 1 com.apple.security.AppleImage4 3.0.0 com.apple.iokit.IOCryptoAcceleratorFamily 1.0.1 com.apple.driver.AppleARMPlatform 1.0.2 com.apple.iokit.IOStorageFamily 2.1 com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0 com.apple.iokit.IOReportFamily 47 com.apple.kec.pthread 1 com.apple.kec.corecrypto 11.1 com.apple.kec.Libm 1 ** Stackshot Succeeded ** Bytes Traced 186690 (Uncompressed 485168) **