panic(cpu 2 caller 0xffffff8018d6799f): userspace watchdog timeout: no successful checkins from WindowServer in 120 seconds service: logd, total successful checkins since load (7500 seconds ago): 751, last successful checkin: 0 seconds ago service: WindowServer, total successful checkins since load (7470 seconds ago): 731, last successful checkin: 120 seconds ago service: opendirectoryd, total successful checkins since load (7500 seconds ago): 750, last successful checkin: 0 seconds ago Panicked task 0xffffff9bfae169f0: 3 threads: pid 104: watchdogd Backtrace (CPU 2), panicked thread: 0xffffffa59537f540, Frame : Return Address 0xffffffe5b1edb690 : 0xffffff8015881c8d 0xffffffe5b1edb6e0 : 0xffffff80159e1596 0xffffffe5b1edb720 : 0xffffff80159d0963 0xffffffe5b1edb770 : 0xffffff8015821a70 0xffffffe5b1edb790 : 0xffffff801588205d 0xffffffe5b1edb8b0 : 0xffffff8015881816 0xffffffe5b1edb910 : 0xffffff8016115223 0xffffffe5b1edba00 : 0xffffff8018d6799f 0xffffffe5b1edba10 : 0xffffff8018d675f2 0xffffffe5b1edba30 : 0xffffff8018d66971 0xffffffe5b1edbb60 : 0xffffff8016083a8c 0xffffffe5b1edbcc0 : 0xffffff80159872e6 0xffffffe5b1edbdd0 : 0xffffff801585c9ab 0xffffffe5b1edbe60 : 0xffffff80158731f9 0xffffffe5b1edbef0 : 0xffffff80159b35aa 0xffffffe5b1edbfa0 : 0xffffff8015822256 Kernel Extensions in backtrace: com.apple.driver.watchdog(1.0)[D6F8B92D-3418-34BA-B42B-F553E0C44C29]@0xffffff8018d65000->0xffffff8018d67fff Process name corresponding to current thread (0xffffffa59537f540): watchdogd Mac OS version: 21F79 Kernel version: Darwin Kernel Version 21.5.0: Tue Apr 26 21:08:22 PDT 2022; root:xnu-8020.121.3~4/RELEASE_X86_64 Kernel UUID: 3C587984-4004-3C76-8ADF-997822977184 KernelCache slide: 0x0000000015600000 KernelCache base: 0xffffff8015800000 Kernel slide: 0x0000000015610000 Kernel text base: 0xffffff8015810000 __HIB text base: 0xffffff8015700000 System model name: iMac18,2 (Mac-77F17D7DA9285301) System shutdown begun: NO Panic diags file available: YES (0x0) Hibernation exit count: 0 System uptime in nanoseconds: 7503745267876 Last Sleep: absolute base_tsc base_nano Uptime : 0x000006d31a123b72 Sleep : 0x0000000000000000 0x0000000000000000 0x0000000000000000 Wake : 0x0000000000000000 0x00000004ac0a9197 0x0000000000000000 Compressor Info: 1% of compressed pages limit (OK) and 0% of segments limit (OK) with 0 swapfiles and OK swap space Zone info: Zone map: 0xffffff90c7a5e000 - 0xffffffb0c7a5e000 . PGZ : 0xffffff90c7a5e000 - 0xffffff90c8a5f000 . VM : 0xffffff90c8a5f000 - 0xffffff95954c5000 . RO : 0xffffff95954c5000 - 0xffffff972ed91000 . GEN0 : 0xffffff972ed91000 - 0xffffff9bfb7f7000 . GEN1 : 0xffffff9bfb7f7000 - 0xffffffa0c825d000 . GEN2 : 0xffffffa0c825d000 - 0xffffffa594cc3000 . GEN3 : 0xffffffa594cc3000 - 0xffffffaa6172a000 . DATA : 0xffffffaa6172a000 - 0xffffffb0c7a5e000 Metadata: 0xffffff80578be000 - 0xffffff80778be000 Bitmaps : 0xffffff80778be000 - 0xffffff807a8be000 last started kext at 19287605148: >driverkit.serial 6.0.0 (addr 0xffffff7faeab5000, size 28672) last stopped kext at 7203757583180: >!ABacklightExpert 1.1.0 (addr 0xffffff7facf3b000, size 8192) loaded kexts: >!ATopCaseHIDEventDriver 5450.8 >AudioAUUC 1.70 >!AUpstreamUserClient 3.6.9 >X86PlatformShim 1.0.0 @kext.AMDFramebuffer 4.0.8 >AGPM 129 >!APlatformEnabler 2.7.0d0 @filesystems.autofs 3.0 @kext.AMDRadeonServiceManager 4.0.8 @kext.AMDRadeonX4000 4.0.8 >!AGraphicsDevicePolicy 6.5.7 @AGDCPluginDisplayMetrics 6.5.7 >pmtelemetry 1 |IOUserEthernet 1.0.1 >usb.!UUserHCI 1 >!AHV 1 >!ADiskImages2 126.100.13 >eficheck 1 >!AHDA 340.2 >!AGFXHDA 140.3 >!A!IPCHPMC 2.0.1 >!A!IKBLGraphics 18.0.7 >!A!IKBLGraphicsFramebuffer 18.0.7 @kext.AMD9500!C 4.0.8 >!A!ISlowAdaptiveClocking 4.0.0 >!ASMCLMU 212 >!AThunderboltIP 4.0.3 >!AMCCSControl 1.16 |SCSITaskUserClient 456.121.3 >!AFileSystemDriver 3.0.1 @filesystems.tmpfs 1 @filesystems.lifs 1 @filesystems.hfs.kext 583.100.10 @BootCache 40 @!AFSCompression.!AFSCompressionTypeZlib 1.0.0 @!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1 @filesystems.apfs 1934.121.2 >AirPort.BrcmNIC 1400.1.1 >!ASDXC 3.2.1 |!ABCM5701Ethernet 11.0.0 >!AAHCIPort 351.100.4 @private.KextAudit 1.0 >!AACPIButtons 6.1 >!ARTC 2.0.1 >!ASMBIOS 2.1 >!AACPIEC 6.1 >!AAPIC 1.7 @!ASystemPolicy 2.0.0 @nke.applicationfirewall 402 |IOKitRegistryCompatibility 1 |EndpointSecurity 1 @Dont_Steal_Mac_OS_X 7.0.0 @kec.!AEncryptedArchive 1 >driverkit.serial 6.0.0 |IOSerial!F 11 >!AHIDKeyboard 228.2 >!AMultitouchDriver 5450.14 >!AInputDeviceSupport 5450.4 >!AHS!BDriver 5450.8 >IO!BHIDDriver 9.0.0 @kext.AMDRadeonX4200HWLibs 1.0 @kext.triggers 1.0 @kext.AMDRadeonX4000HWServices 4.0.8 >!AGraphicsControl 6.5.7 |IO!BSerialManager 9.0.0 |IO!BPacketLogger 9.0.0 |IO!BHost!CUSBTransport 9.0.0 |IO!BHost!CUARTTransport 9.0.0 |IO!BHost!CTransport 9.0.0 >IO!BHost!CPCIeTransport 9.0.0 |IOAVB!F 1040.6 @plugin.IOgPTPPlugin 1040.3 |IOEthernetAVB!C 1.1.0 |CSR!BHost!CUSBTransport 9.0.0 |Broadcom!BHost!CUSBTransport 9.0.0 |Broadcom!B20703USBTransport 9.0.0 >!AIPAppender 1.0 >DspFuncLib 340.2 @kext.OSvKernDSPLib 529 >!AAudioClockLibs 140.1 >!ASMBusPCI 1.0.14d1 |IOAccelerator!F2 462.8 @kext.AMDSupport 4.0.8 >!AHDA!C 340.2 |IOHDA!F 340.2 |IOAudio!F 340.2 @vecLib.kext 1.2.0 @!AGPUWrangler 6.5.7 @!AGraphicsDeviceControl 6.5.7 |IOSlowAdaptiveClocking!F 1.0.0 >!AThunderboltDPOutAdapter 8.5.1 >X86PlatformPlugin 1.0.0 >IOPlatformPlugin!F 6.0.0d8 |IONDRVSupport 597 |IOGraphics!F 597 >!ASMBus!C 1.0.18d1 >!UMergeNub 900.4.2 >usb.cdc.ncm 5.0.0 >usb.cdc.ecm 5.0.0 >usb.IOUSBHostHIDDevice 1.2 >usb.cdc 5.0.0 >usb.networking 5.0.0 >usb.!UHostCompositeDevice 1.2 >!AThunderboltPCIDownAdapter 4.1.1 >!AThunderboltDPInAdapter 8.5.1 >!AThunderboltDPAdapter!F 8.5.1 >!AHPM 3.4.4 >!A!ILpssI2C!C 3.0.60 >!A!ILpssI2C 3.0.60 >!A!ILpssDmac 3.0.60 >!ABSDKextStarter 3 |IOSurface 302.14 @filesystems.hfs.encodings.kext 1 >!AXsanScheme 3 |IOAHCIBlock!S 333.100.3 >!AThunderboltNHI 7.2.81 |IOThunderbolt!F 9.3.3 |IO80211!FLegacy 1200.12.2b1 |IOSkywalk!F 1.0 >corecapture 1.0.4 >mDNSOffloadUserClient 1.0.1b8 >usb.!UHostPacketFilter 1.0 |IOUSB!F 900.4.2 |IOAHCI!F 297 >!A!ILpssGspi 3.0.60 >usb.!UXHCIPCI 1.2 >usb.!UXHCI 1.2 >!AEFINVRAM 2.1 >!AEFIRuntime 2.1 |IOSMBus!F 1.1 |IOHID!F 2.0.0 |IOTimeSync!F 1040.3 |IONetworking!F 3.4 >DiskImages 493.0.0 |IO!B!F 9.0.0 |IOReport!F 47 $quarantine 4 $sandbox 300.0 @kext.!AMatch 1.0.0d1 |CoreAnalytics!F 1 >!ASSE 1.0 >!AKeyStore 2 >!UTDM 533.120.2 |IOUSBMass!SDriver 210.120.3 |IOSCSIBlockCommandsDevice 456.121.3 |IO!S!F 2.1 |IOSCSIArchitectureModel!F 456.121.3 >!AMobileFileIntegrity 1.0.5 $!AImage4 4.2.0 @kext.CoreTrust 1 >!AFDEKeyStore 28.30 >!AEffaceable!S 1.0 >!ACredentialManager 1.0 >KernelRelayHost 1 |IOUSBHost!F 1.2 >!UHostMergeProperties 1.2 >usb.!UCommon 1.0 >!ABusPower!C 1.0 >!ASEPManager 1.0.1 >IOSlaveProcessor 1 >!AACPIPlatform 6.1 >!ASMC 3.1.9 |IOPCI!F 2.9 |IOACPI!F 1.4 >watchdog 1 @kec.pthread 1 @kec.Libm 1 @kec.corecrypto 12.0