panic(cpu 0 caller 0xffffff8014691b2c): Sleep transition timed out after 180 seconds while calling power state change callbacks. Suspected bundle: com.apple.iokit.IOGraphicsFamily. Thread 0x41f81.
Failure code:: 0x00000002 00000014

Backtracing specified thread
Backtrace (CPU 0), Frame : Return Address
0xffffff821619b900 : 0xffffff80140471e8
0xffffff922e783bc0 : 0xffffff8013f433f1
0xffffff922e783c30 : 0xffffff8013f41c2f
0xffffff922e783c80 : 0xffffff80140442e9
0xffffff922e783cc0 : 0xffffff8014043b4b
0xffffff922e783cf0 : 0xffffff7f94ec5ced
0xffffff922e783d20 : 0xffffff7f94edefa3
0xffffff922e783d30 : 0xffffff7f94ec8cb9
0xffffff922e783dc0 : 0xffffff7f94ed4eee
0xffffff922e783e00 : 0xffffff80146152ea
0xffffff922e783ea0 : 0xffffff8014614c14
0xffffff922e783ec0 : 0xffffff8013f63545
0xffffff922e783f40 : 0xffffff8013f63071
0xffffff922e783fa0 : 0xffffff8013ec713e
      Kernel Extensions in backtrace:
         com.apple.iokit.IOGraphicsFamily(575.1)[D47CA481-C5E5-3F03-9B04-6634DF5F3121]@0xffffff7f94ebd000->0xffffff7f94f0dfff
            dependency: com.apple.iokit.IOPCIFamily(2.9)[1B1F3BBB-9212-3CF9-94F8-8FEF0D3ACEC4]@0xffffff7f94931000

BSD process name corresponding to current thread: kernel_task

Mac OS version:
19E266

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:     0x0000000013c00000
Kernel text base: 0xffffff8013e00000
__HIB  text base: 0xffffff8013d00000
System model name: iMac19,2 (Mac-63001698E7A34814)
System shutdown begun: NO
Panic diags file available: YES (0x0)

System uptime in nanoseconds: 36821368498079
last loaded kext at 36499406435134: >!UAudio	322.2 (addr 0xffffff7f9a2fd000, size 434176)
last unloaded kext at 27206015971217: >!UAudio	322.2 (addr 0xffffff7f9a2fd000, size 434176)
loaded kexts:
>!U!SCoexistentDriver	489.101.1
@filesystems.smbfs	3.4.2
>!ATopCaseHIDEventDriver	3430.1
>AudioAUUC	1.70
@fileutil	20.036.15
>!APlatformEnabler	2.7.0d0
>X86PlatformShim	1.0.0
>AGPM	111.4.4
>!AHDA	283.15
@filesystems.autofs	3.0
>!AUpstreamUserClient	3.6.8
@kext.AMDFramebuffer	3.0.8
@kext.AMDRadeonX5000	3.0.8
@kext.AMDRadeonServiceManager	3.0.8
>!AGraphicsDevicePolicy	5.1.16
@AGDCPluginDisplayMetrics	5.1.16
>!AHV	1
|IOUserEthernet	1.0.1
|IO!BSerialManager	7.0.4f6
>pmtelemetry	1
>!A!IKBLGraphics	14.0.5
@Dont_Steal_Mac_OS_X	7.0.0
>!A!ISlowAdaptiveClocking	4.0.0
>!ASMCLMU	212
>!A!IPCHPMC	2.0.1
>!A!ICFLGraphicsFramebuffer	14.0.5
>!AGFXHDA	100.1.426
>eficheck	1
>!AThunderboltIP	3.1.4
@kext.AMD10000!C	3.0.8
>!AMCCSControl	1.11
>BCMWLANFirmware4364.Hashstore	1
>BCMWLANFirmware4377.Hashstore	1
>BCMWLANFirmware4355.Hashstore	1
>!AVirtIO	1.0
@filesystems.hfs.kext	522.100.5
@!AFSCompression.!AFSCompressionTypeDataless	1.0.0d1
@BootCache	40
@!AFSCompression.!AFSCompressionTypeZlib	1.0.0
>!ASDXC	1.7.7
|!ABCM5701Ethernet	10.3.5
>!ABCMWLANBusInterfacePCIe	1
@filesystems.apfs	1412.101.1
>!AAHCIPort	341.0.2
@private.KextAudit	1.0
>!AACPIButtons	6.1
>!ARTC	2.0
>!ASMBIOS	2.1
>!AACPIEC	6.1
>!AAPIC	1.7
$!AImage4	1
@nke.applicationfirewall	303
$TMSafetyNet	8
@!ASystemPolicy	2.0.0
|EndpointSecurity	1
>!UAudio	322.2
|IOUSBMass!SClass	4.0.4
>usb.cdc.ncm	5.0.0
>usb.cdc	5.0.0
>!AHIDKeyboard	209
>!AMultitouchDriver	3440.1
>!AInputDeviceSupport	3440.8
>!AHS!BDriver	3430.1
>IO!BHIDDriver	7.0.4f6
>DspFuncLib	283.15
@kext.OSvKernDSPLib	529
@kext.triggers	1.0
@kext.AMDRadeonX5400HWLibs	1.0
@kext.AMDRadeonX5000HWServices	3.0.8
>!AGraphicsControl	5.1.16
|IOAVB!F	840.3
>!ASSE	1.0
@!AGPUWrangler	5.1.16
|IOSlowAdaptiveClocking!F	1.0.0
>!AHDA!C	283.15
|IOHDA!F	283.15
|IOAccelerator!F2	438.4.5
|IO!BHost!CUARTTransport	7.0.4f6
|IO!BHost!CTransport	7.0.4f6
|IO!B!F	7.0.4f6
|IO!BPacketLogger	7.0.4f6
@kext.AMDSupport	3.0.8
>!A!ILpssUARTv1	3.0.60
>!A!ILpssUARTCommon	3.0.60
>!AOnboardSerial	1.0
>!ASMBusPCI	1.0.14d1
@!AGraphicsDeviceControl	5.1.16
|IONDRVSupport	575.1
>X86PlatformPlugin	1.0.0
>IOPlatformPlugin!F	6.0.0d8
>!ASMBus!C	1.0.18d1
|IOGraphics!F	575.1
@plugin.IOgPTPPlugin	840.3
>usb.networking	5.0.0
>usb.!UHostCompositeDevice	1.2
>!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
|IOAudio!F	300.2
@vecLib.kext	1.2.0
|IOSurface	269.11
@filesystems.hfs.encodings.kext	1
>!AThunderboltNHI	5.8.6
|IOThunderbolt!F	7.6.0
|IOEthernetAVB!C	1.1.0
>!ABCMWLANCore	1.0.0
>mDNSOffloadUserClient	1.0.1b8
>IOImageLoader	1.0.0
|IOSerial!F	11
|IO80211!FV2	1200.12.2b1
>corecapture	1.0.4
|IOSkywalk!F	1
|IONVMe!F	2.1.0
|IOAHCI!F	290.0.1
>usb.!UXHCIPCI	1.2
>usb.!UXHCI	1.2
|IOUSB!F	900.4.2
>!AEFINVRAM	2.1
>!AEFIRuntime	2.1
|IOSMBus!F	1.1
|IOHID!F	2.0.0
$quarantine	4
$sandbox	300.0
@kext.!AMatch	1.0.0d1
>DiskImages	493.0.0
>!AFDEKeyStore	28.30
>!AEffaceable!S	1.0
>!AKeyStore	2
>!UTDM	489.101.1
|IOSCSIBlockCommandsDevice	422.101.1
>!ACredentialManager	1.0
>KernelRelayHost	1
>!ASEPManager	1.0.1
>IOSlaveProcessor	1
|IOUSBMass!SDriver	157.101.3
|IOSCSIArchitectureModel!F	422.101.1
|IO!S!F	2.1
|IOUSBHost!F	1.2
>!UHostMergeProperties	1.2
>usb.!UCommon	1.0
>!ABusPower!C	1.0
|CoreAnalytics!F	1
>!AMobileFileIntegrity	1.0.5
@kext.CoreTrust	1
|IOTimeSync!F	840.3
|IONetworking!F	3.4
|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