panic(cpu 1 caller 0xfffffe0015e2d448): assertion failed: ifp->if_sndbyte_total >= len, file: /AppleInternal/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-7195.81.3/bsd/netinet/in_pcb.c, line: 3937 Debugger message: panic Memory ID: 0xff OS release type: User OS version: 20D91 Kernel version: Darwin Kernel Version 20.3.0: Thu Jan 21 00:06:51 PST 2021; root:xnu-7195.81.3~1/RELEASE_ARM64_T8101 Fileset Kernelcache UUID: F78A48EC84D7C3283E7C6C67D00889A7 Kernel UUID: 9FE8C0DA-8ED0-381C-9CEC-2A779F3E1503 iBoot version: iBoot-6723.81.1 secure boot?: YES Paniclog version: 13 KernelCache slide: 0x000000000da44000 KernelCache base: 0xfffffe0014a48000 Kernel slide: 0x000000000e578000 Kernel text base: 0xfffffe001557c000 Kernel text exec base: 0xfffffe0015644000 mach_absolute_time: 0x6e3095723b3 Epoch Time: sec usec Boot : 0x605dd91c 0x000aecb5 Sleep : 0x606c07ce 0x00055cd2 Wake : 0x606c0b60 0x00022c26 Calendar: 0x606c1de6 0x00096875 CORE 0 recently retired instr at 0xfffffe00157aec0c CORE 1 recently retired instr at 0xfffffe00157ad748 CORE 2 recently retired instr at 0xfffffe00157aec0c CORE 3 recently retired instr at 0xfffffe00157aec0c CORE 4 recently retired instr at 0xfffffe00157aec10 CORE 5 recently retired instr at 0xfffffe00157aec10 CORE 6 recently retired instr at 0xfffffe00157aec10 CORE 7 recently retired instr at 0xfffffe00157aec10 Panicked task 0xfffffe166f09cc70: 101786 pages, 90 threads: pid 2555: firefox Panicked thread: 0xfffffe1672ab1960, backtrace: 0xfffffe40164b3490, tid: 80389 lr: 0xfffffe0015691fd0 fp: 0xfffffe40164b3500 lr: 0xfffffe0015691d9c fp: 0xfffffe40164b3570 lr: 0xfffffe00157b3f0c fp: 0xfffffe40164b3590 lr: 0xfffffe00157a58b8 fp: 0xfffffe40164b3640 lr: 0xfffffe001564b7e8 fp: 0xfffffe40164b3650 lr: 0xfffffe0015691a2c fp: 0xfffffe40164b39e0 lr: 0xfffffe0015691a2c fp: 0xfffffe40164b3a50 lr: 0xfffffe0015e2c65c fp: 0xfffffe40164b3a70 lr: 0xfffffe0015e2d448 fp: 0xfffffe40164b3aa0 lr: 0xfffffe0015bed89c fp: 0xfffffe40164b3ab0 lr: 0xfffffe0015bed394 fp: 0xfffffe40164b3b10 lr: 0xfffffe0015bece84 fp: 0xfffffe40164b3b90 lr: 0xfffffe0015bdd8e0 fp: 0xfffffe40164b3bd0 lr: 0xfffffe0015be0868 fp: 0xfffffe40164b3c50 lr: 0xfffffe0015be0d4c fp: 0xfffffe40164b3c80 lr: 0xfffffe0015b57a48 fp: 0xfffffe40164b3cf0 lr: 0xfffffe0015b59398 fp: 0xfffffe40164b3db0 lr: 0xfffffe0015c8e7ac fp: 0xfffffe40164b3e40 lr: 0xfffffe00157a559c fp: 0xfffffe40164b3ef0 lr: 0xfffffe001564b7e8 fp: 0xfffffe40164b3f00 last started kext at 6381263458101: com.apple.driver.AppleXsanScheme 3 (addr 0xfffffe001507c000, size 16384) last stopped kext at 6384956167980: com.apple.driver.AppleXsanScheme 3 (addr 0xfffffe001507c000, size 16384) loaded kexts: com.apple.filesystems.autofs 3.0 com.apple.fileutil 20.036.15 com.apple.driver.AppleTopCaseHIDEventDriver 4030.5 com.apple.iokit.IOBluetoothSerialManager 8.0.3d9 com.apple.driver.AppleBiometricServices 1 com.apple.driver.usb.AppleUSBHostBillboardDevice 1.0 com.apple.driver.BCMWLANFirmware4378.Hashstore 1 com.apple.driver.CoreKDL 1 com.apple.driver.SEPHibernation 1 com.apple.filesystems.apfs 1677.81.1 com.apple.driver.AppleUSBDeviceNCM 5.0.0 com.apple.driver.AppleThunderboltIP 4.0.3 com.apple.driver.AppleSmartBatteryManager 161.0.0 com.apple.driver.AppleALSColorSensor 1.0.0d1 com.apple.driver.AppleAOPVoiceTrigger 11.5 com.apple.driver.ApplePMP 1 com.apple.driver.ApplePMPFirmware 1 com.apple.nke.l2tp 1.9 com.apple.filesystems.tmpfs 1 com.apple.driver.AppleSmartIO2 1 com.apple.IOTextEncryptionFamily 1.0.0 com.apple.filesystems.hfs.kext 556.60.1 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.AppleEmbeddedSimpleSPINORFlasher 1 com.apple.driver.AppleDPDisplayTCON 1 com.apple.driver.AppleCS42L83Audio 437.96 com.apple.driver.AppleSPMIPMU 1.0.1 com.apple.driver.AppleTAS5770LAmp 437.96 com.apple.AGXG13G 172.26.2 com.apple.driver.AppleJPEGDriver 4.6.0 com.apple.driver.AppleAVD 376 com.apple.driver.AppleAVE2 401.63.3 com.apple.driver.AppleT8020SOCTuner 1 com.apple.driver.AppleT8103CLPCv3 1 com.apple.driver.AppleMobileDispH13G-DCP 140.0 com.apple.driver.usb.AppleUSBHostT8103 1 com.apple.driver.AudioDMAController-T8103 1.59 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.AppleM68Buttons 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.iokit.IOUserEthernet 1.0.1 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 310 com.apple.kec.InvalidateHmac 1 com.apple.vecLib.kext 1.2.0 com.apple.kext.triggers 1.0 com.apple.driver.AppleHSBluetoothDriver 4030.5 com.apple.driver.IOBluetoothHIDDriver 8.0.3d9 com.apple.driver.AppleActuatorDriver 4400.28 com.apple.driver.AppleMultitouchDriver 4400.28 com.apple.driver.AppleHIDKeyboard 223 com.apple.iokit.IOAVBFamily 930.1 com.apple.plugin.IOgPTPPlugin 900.11 com.apple.iokit.IOEthernetAVBController 1.1.0 com.apple.driver.AppleMesaSEPDriver 100.99 com.apple.iokit.IOBiometricFamily 1 com.apple.driver.AppleSEPHDCPManager 1.0.1 com.apple.iokit.AppleSEPGenericTransfer 1 com.apple.driver.IOBluetoothHostControllerPCIeTransport 8.0.3d9 com.apple.iokit.IOBluetoothHostControllerTransport 8.0.3d9 com.apple.driver.AppleConvergedIPCOLYBTControl 1 com.apple.driver.AppleConvergedPCI 1 com.apple.driver.AppleBluetoothDebug 1 com.apple.driver.AppleBTM 1.0.1 com.apple.driver.usb.networking 5.0.0 com.apple.driver.AppleThunderboltDPInAdapter 8.1.4 com.apple.driver.AppleThunderboltDPAdapterFamily 8.1.4 com.apple.driver.AppleThunderboltUSBDownAdapter 1.0.4 com.apple.driver.AppleThunderboltPCIDownAdapter 4.1.1 com.apple.driver.AppleAOPAudio 14.32 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.nke.ppp 1.9 com.apple.AGXFirmwareKextG13GRTBuddy 172.26.2 com.apple.AGXFirmwareKextRTBuddy64 172.26.2 com.apple.driver.AppleSPU 1 com.apple.driver.AppleBSDKextStarter 3 com.apple.filesystems.hfs.encodings.kext 1 com.apple.iokit.IONVMeFamily 2.1.0 com.apple.driver.AppleDiagnosticDataAccessReadOnly 1.0.0 com.apple.driver.AppleNANDConfigAccess 1.0.0 com.apple.driver.AppleHPM 3.4.4 com.apple.driver.AppleCSEmbeddedAudio 437.96 com.apple.driver.AppleStockholmControl 1.0.0 com.apple.driver.AppleDialogPMU 1.0.1 com.apple.driver.AppleEmbeddedAudio 437.96 com.apple.iokit.AppleARMIISAudio 80.34 com.apple.iokit.IOGPUFamily 20.23 com.apple.driver.AppleH13CameraInterface 2.82.0 com.apple.driver.AppleH10PearlCameraInterface 14.70.0 com.apple.driver.AppleH11ANEInterface 4.52.0 com.apple.driver.ApplePassthroughPPM 3.0 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.AppleMobileApNonce 1 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.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.AppleMCA2-T8103 510.72 com.apple.driver.AppleGPIOICController 1.0.2 com.apple.driver.AppleFireStormErrorHandler 1 com.apple.driver.AppleMultiFunctionManager 1 com.apple.driver.corecapture 1.0.4 com.apple.driver.AppleEmbeddedPCIE 1 com.apple.iokit.IOTimeSyncFamily 900.11 com.apple.driver.DiskImages 493.0.0 com.apple.iokit.IOGraphicsFamily 585 com.apple.iokit.IOBluetoothFamily 8.0.3d9 com.apple.iokit.IOBluetoothPacketLogger 8.0.3d9 com.apple.driver.FairPlayIOKit 68.6.0 com.apple.iokit.CoreAnalyticsFamily 1 com.apple.driver.AppleSSE 1.0 com.apple.driver.AppleSEPKeyStore 2 com.apple.driver.AppleUSBTDM 511.60.2 com.apple.iokit.IOUSBMassStorageDriver 184.40.6 com.apple.iokit.IOPCIFamily 2.9 com.apple.iokit.IOSCSIBlockCommandsDevice 436.40.6 com.apple.iokit.IOSCSIArchitectureModelFamily 436.40.6 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 289.3 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 523523 (Uncompressed 1349648) **