panic(cpu 4 caller 0xffffff8004e91b2c): Sleep transition timed out after 180 seconds while notifying clients about upcoming system capability changes. Suspected bundle: com.apple.iokit.IOGraphicsFamily. Thread 0x74. Backtracing specified thread Backtrace (CPU 4), Frame : Return Address 0xffffff922991b900 : 0xffffff80048471e8 0xffffff81f608b920 : 0xffffff80047433f1 0xffffff81f608b990 : 0xffffff8004741c2f 0xffffff81f608b9e0 : 0xffffff80048442e9 0xffffff81f608ba20 : 0xffffff8004843b4b 0xffffff81f608ba50 : 0xffffff7f883bbced 0xffffff81f608ba80 : 0xffffff7f883d4f75 0xffffff81f608ba90 : 0xffffff8004e2ff59 0xffffff81f608baf0 : 0xffffff7f889de602 0xffffff81f608bb30 : 0xffffff7f883c93a6 0xffffff81f608bbb0 : 0xffffff7f883c48eb 0xffffff81f608bc50 : 0xffffff8004e020cf 0xffffff81f608bcc0 : 0xffffff8004e1a770 0xffffff81f608bd60 : 0xffffff8004e028b9 0xffffff81f608bdb0 : 0xffffff8004e17e1b 0xffffff81f608be50 : 0xffffff8004e14294 0xffffff81f608bea0 : 0xffffff8004e11d40 0xffffff81f608bef0 : 0xffffff8004e11bd9 0xffffff81f608bf30 : 0xffffff8004e2d43e 0xffffff81f608bf70 : 0xffffff8004e2ca36 0xffffff81f608bfa0 : 0xffffff80046c713e Kernel Extensions in backtrace: com.apple.iokit.IOGraphicsFamily(575.1)[D47CA481-C5E5-3F03-9B04-6634DF5F3121]@0xffffff7f883b3000->0xffffff7f88403fff dependency: com.apple.iokit.IOPCIFamily(2.9)[1B1F3BBB-9212-3CF9-94F8-8FEF0D3ACEC4]@0xffffff7f85111000 com.apple.driver.AppleMuxControl2(5.1.16)[35A245F9-3261-359F-925C-59CDBE8FF584]@0xffffff7f889d3000->0xffffff7f889e7fff dependency: com.apple.driver.AppleGraphicsControl(5.1.16)[B2381909-ADF2-3459-AA30-4D8D2DC2AF73]@0xffffff7f889d0000 dependency: com.apple.iokit.IOACPIFamily(1.4)[9D1FF279-C4A2-3344-902F-E0B22B508689]@0xffffff7f85108000 dependency: com.apple.iokit.IOPCIFamily(2.9)[1B1F3BBB-9212-3CF9-94F8-8FEF0D3ACEC4]@0xffffff7f85111000 dependency: com.apple.iokit.IOGraphicsFamily(575.1)[D47CA481-C5E5-3F03-9B04-6634DF5F3121]@0xffffff7f883b3000 dependency: com.apple.AppleGraphicsDeviceControl(5.1.16)[56FDE242-D4A6-3E8F-A81C-CE9BA61E3828]@0xffffff7f884c8000 BSD process name corresponding to current thread: kernel_task Boot args: chunklist-security-epoch=0 -chunklist-no-rev2-dev Mac OS version: 19E287 Kernel version: Darwin Kernel Version 19.4.0: Wed Mar 4 22:28:40 PST 2020; root:xnu-6153.101.6~15/RELEASE_X86_64 Kernel UUID: AB0AA7EE-3D03-3C21-91AD-5719D79D7AF6 Kernel slide: 0x0000000004400000 Kernel text base: 0xffffff8004600000 __HIB text base: 0xffffff8004500000 System model name: MacBookPro16,1 (Mac-E1008331FDC96864) System shutdown begun: NO System uptime in nanoseconds: 26610969711491 last loaded kext at 26177991080983: >usb.IOUSBHostHIDDevice 1.2 (addr 0xffffff7f88391000, size 45056) last unloaded kext at 25962925964573: >!UAudio 322.2 (addr 0xffffff7f8ba2d000, size 434176) loaded kexts: @kext.AMDRadeonX6000 3.0.8 @kext.AMDRadeonServiceManager 3.0.8 >!AGraphicsDevicePolicy 5.1.16 @fileutil 20.036.15 @AGDCPluginDisplayMetrics 5.1.16 >!AHV 1 |IOUserEthernet 1.0.1 |IO!BSerialManager 7.0.4f6 >pmtelemetry 1 >!APlatformEnabler 2.7.0d0 >AGPM 111.4.4 >X86PlatformShim 1.0.0 >!AUpstreamUserClient 3.6.8 @Dont_Steal_Mac_OS_X 7.0.0 >AGDCBacklightControl 5.1.16 >!A!IKBLGraphics 14.0.5 >BridgeAudioCommunication 6.70.3 >!AThunderboltIP 3.1.4 >!ATopCaseHIDEventDriver 3430.1 >!A!ISlowAdaptiveClocking 4.0.0 >!AMCCSControl 1.11 >!AHIDALSService 1 >!AMuxControl2 5.1.16 >!ABridgeAudio!C 6.70.3 >!AGFXHDA 100.1.426 >!A!ICFLGraphicsFramebuffer 14.0.5 >!AAVEBridge 6.1 >!A!IPCHPMC 2.0.1 @filesystems.autofs 3.0 >BCMWLANFirmware4355.Hashstore 1 >BCMWLANFirmware4364.Hashstore 1 >BCMWLANFirmware4377.Hashstore 1 >!ABCMWLANBusInterfacePCIe 1 @filesystems.hfs.kext 522.100.5 @BootCache 40 @!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1 @!AFSCompression.!AFSCompressionTypeZlib 1.0.0 >!AVirtIO 1.0 @filesystems.apfs 1412.101.1 @private.KextAudit 1.0 >!ASmartBatteryManager 161.0.0 >!AACPIButtons 6.1 >!ASMBIOS 2.1 >!AACPIEC 6.1 >!AAPIC 1.7 $!AImage4 1 @nke.applicationfirewall 303 $TMSafetyNet 8 @!ASystemPolicy 2.0.0 |EndpointSecurity 1 >usb.IOUSBHostHIDDevice 1.2 >!UAudio 322.2 @kext.AMDRadeonX6100HWLibs 1.0 @kext.AMDRadeonX6000HWServices 3.0.8 |IOAVB!F 840.3 >!ASSE 1.0 @!AGPUWrangler 5.1.16 >!ABacklightExpert 1.1.0 @kext.AMDRadeonX6000Framebuffer 3.0.8 >!AHS!BDriver 3430.1 >IO!BHIDDriver 7.0.4f6 >!AActuatorDriver 3440.1 >!AMultitouchDriver 3440.1 >!AInputDeviceSupport 3440.8 |IOSlowAdaptiveClocking!F 1.0.0 >X86PlatformPlugin 1.0.0 >!ASMBus!C 1.0.18d1 >!AGraphicsControl 5.1.16 >!AHIDKeyboard 209 |IONDRVSupport 575.1 |IO!BHost!CUARTTransport 7.0.4f6 |IO!BHost!CTransport 7.0.4f6 >!A!ILpssUARTv1 3.0.60 >!A!ILpssUARTCommon 3.0.60 >!AOnboardSerial 1.0 @kext.AMDSupport 3.0.8 @!AGraphicsDeviceControl 5.1.16 |IOAccelerator!F2 438.4.5 |IOGraphics!F 575.1 >IOPlatformPlugin!F 6.0.0d8 @plugin.IOgPTPPlugin 840.3 |IOEthernetAVB!C 1.1.0 @kext.triggers 1.0 >usb.cdc.ncm 5.0.0 >usb.cdc 5.0.0 >usb.networking 5.0.0 >usb.!UHostCompositeDevice 1.2 >!ABCMWLANCore 1.0.0 >mDNSOffloadUserClient 1.0.1b8 >IOImageLoader 1.0.0 |IO80211!FV2 1200.12.2b1 >corecapture 1.0.4 |IOSkywalk!F 1 |IOSurface 269.11 @filesystems.hfs.encodings.kext 1 |IOAudio!F 300.2 @vecLib.kext 1.2.0 |IOSerial!F 11 >usb.!UVHCIBCE 1.2 >usb.!UVHCI 1.2 >usb.!UVHCICommonBCE 1.0 >usb.!UVHCICommon 1.0 >!AEffaceableNOR 1.0 |IOBufferCopy!C 1.1.0 |IOBufferCopyEngine!F 1 |IONVMe!F 2.1.0 >!AThunderboltPCIDownAdapter 2.5.4 >!AThunderboltDPInAdapter 6.2.6 >!AThunderboltDPAdapter!F 6.2.6 >!AHPM 3.4.4 >!A!ILpssI2C!C 3.0.60 >!A!ILpssDmac 3.0.60 >!A!ILpssI2C 3.0.60 >!AThunderboltNHI 5.8.6 |IOThunderbolt!F 7.6.0 >usb.!UXHCIPCI 1.2 >usb.!UXHCI 1.2 |IOUSB!F 900.4.2 >!AEFINVRAM 2.1 >!AEFIRuntime 2.1 >!ASMCRTC 1.0 |IOSMBus!F 1.1 |IOHID!F 2.0.0 $quarantine 4 $sandbox 300.0 @kext.!AMatch 1.0.0d1 >!AKeyStore 2 >!UTDM 489.101.1 |IOSCSIBlockCommandsDevice 422.101.1 >!ACredentialManager 1.0 >KernelRelayHost 1 >!ASEPManager 1.0.1 >IOSlaveProcessor 1 >!AFDEKeyStore 28.30 >!AEffaceable!S 1.0 >!AMobileFileIntegrity 1.0.5 @kext.CoreTrust 1 |CoreAnalytics!F 1 |IOTimeSync!F 840.3 |IONetworking!F 3.4 >DiskImages 493.0.0 |IO!B!F 7.0.4f6 |IO!BPacketLogger 7.0.4f6 |IOUSBMass!SDriver 157.101.3 |IOSCSIArchitectureModel!F 422.101.1 |IO!S!F 2.1 |IOUSBHost!F 1.2 >usb.!UCommon 1.0 >!UHostMergeProperties 1.2 >!ABusPower!C 1.0 |IOReport!F 47 >!AACPIPlatform 6.1 >!ASMC 3.1.9 >watchdog 1 |IOPCI!F 2.9 |IOACPI!F 1.4 @kec.pthread 1 @kec.corecrypto 1.0 @kec.Libm 1