Panic(cpu 2 caller 0xffffff8004df9a25): userspace watchdog timeout: no successful checkins from com.apple.WindowServer in 120 seconds
service: com.apple.logd, total successful checkins since wake (6850 seconds ago): 686, last successful checkin: 0 seconds ago
service: com.apple.WindowServer, total successful checkins since wake (6850 seconds ago): 674, last successful checkin: 120 seconds ago

Backtrace (CPU 2), Frame : Return Address
0xffffffc1a483b670 : 0xffffff8001a8e0dd 
0xffffffc1a483b6c0 : 0xffffff8001bd4f33 
0xffffffc1a483b700 : 0xffffff8001bc552a 
0xffffffc1a483b750 : 0xffffff8001a32a2f 
0xffffffc1a483b770 : 0xffffff8001a8d8fd 
0xffffffc1a483b890 : 0xffffff8001a8dbf3 
0xffffffc1a483b900 : 0xffffff800229d884 
0xffffffc1a483b970 : 0xffffff8004df9a25 
0xffffffc1a483b980 : 0xffffff8004df9660 
0xffffffc1a483b9a0 : 0xffffff800221e13e 
0xffffffc1a483b9f0 : 0xffffff8004df8a34 
0xffffffc1a483bb20 : 0xffffff800222837b 
0xffffffc1a483bc80 : 0xffffff8001b80961 
0xffffffc1a483bd90 : 0xffffff8001a9375d 
0xffffffc1a483be00 : 0xffffff8001a69cf5 
0xffffffc1a483be60 : 0xffffff8001a81312 
0xffffffc1a483bef0 : 0xffffff8001ba982d 
0xffffffc1a483bfa0 : 0xffffff8001a33216 
      Kernel Extensions in backtrace:
         com.apple.driver.watchdog(1.0)[C29AFC04-7113-39AA-80DF-00F4DDAD0F46]@0xffffff8004df7000->0xffffff8004df9fff

Process name corresponding to current thread: watchdogd

Mac OS version:
20F71

Kernel version:
Darwin Kernel Version 20.5.0: Sat May  8 05:10:33 PDT 2021; root:xnu-7195.121.3~9/RELEASE_X86_64
Kernel UUID: 52A1E876-863E-38E3-AC80-09BBAB13B752
KernelCache slide: 0x0000000001800000
KernelCache base:  0xffffff8001a00000
Kernel slide:      0x0000000001810000
Kernel text base:  0xffffff8001a10000
__HIB  text base: 0xffffff8001900000
System model name: MacPro6,1 (Mac-F60DEB81FF30ACF6)
System shutdown begun: NO
Panic diags file available: YES (0x0)
Hibernation exit count: 0

System uptime in nanoseconds: 10572825398197
Last Sleep:           absolute           base_tsc          base_nano
  Uptime  : 0x0000099dad8097d1
  Sleep   : 0x000003622536380b 0x000000003b7baa31 0x00000149af8a8921
  Wake    : 0x0000036242bed438 0x000000003b626f28 0x0000036241ba766c
last started kext at 2171621666987: @filesystems.exfat	1.4 (addr 0xffffff7f9d293000, size 53248)
last stopped kext at 226329096709: >!AThunderboltEDMSink	5.0.3 (addr 0xffffff7f9c54f000, size 32768)
loaded kexts:
@filesystems.exfat	1.4
|SCSITaskUserClient	436.121.1
@filesystems.smbfs	3.6
>!A!BMultitouch	99
>AudioAUUC	1.70
>!APlatformEnabler	2.7.0d0
>AGPM	122.1
>X86PlatformShim	1.0.0
@fileutil	20.036.15
>!AUpstreamUserClient	3.6.8
>!AMCCSControl	1.14
@kext.AMDFramebuffer	4.0.5
@filesystems.autofs	3.0
@kext.AMDRadeonX4000	4.0.5
@kext.AMDRadeonServiceManager	4.0.5
>!AGraphicsDevicePolicy	6.3.3
@AGDCPluginDisplayMetrics	6.3.3
>pmtelemetry	1
|IOUserEthernet	1.0.1
>usb.!UUserHCI	1
>!AHDA	283.15
|IO!BSerialManager	8.0.5d7
@Dont_Steal_Mac_OS_X	7.0.0
>!AFWOHCI	5.7.4
>!AHV	1
>!ADiskImages2	1
>!A!IMCEReporter	115
>eficheck	1
>!ALPC	3.1
>!A!ISlowAdaptiveClocking	4.0.0
>!AThunderboltIP	4.0.3
@kext.AMD7000!C	4.0.5
>!AMGPUPowerControl	6.3.3
>!UDisplays	380
|IO!BUSBDFU	8.0.5d7
>!AFileSystemDriver	3.0.1
@filesystems.tmpfs	1
@filesystems.hfs.kext	556.100.11
@BootCache	40
@!AFSCompression.!AFSCompressionTypeZlib	1.0.0
@!AFSCompression.!AFSCompressionTypeDataless	1.0.0d1
@filesystems.apfs	1677.120.9
>AirPort.BrcmNIC	1400.1.1
>!AAHCIPort	346.100.2
|!ABCM5701Ethernet	11.0.0
@private.KextAudit	1.0
>!ARTC	2.0
>!AACPIEC	6.1
>!AACPIButtons	6.1
>!AHPET	1.8
>!ASMBIOS	2.1
>!AAPIC	1.7
>!A!ICPUPowerManagementClient	222.0.0
@!ASystemPolicy	2.0.0
@nke.applicationfirewall	311
|IOKitRegistryCompatibility	1
|EndpointSecurity	1
>!A!ICPUPowerManagement	222.0.0
>!A!BHIDKeyboard	224
>!AHIDKeyboard	224
>IO!BHIDDriver	8.0.5d7
>!AMultitouchDriver	4440.3
>!AInputDeviceSupport	4400.35
@plugin.IOAVBDiscoveryPlugin	940.4
>!ASMBus!C	1.0.18d1
@kext.triggers	1.0
@kext.AMDRadeonX4030HWLibs	1.0
|IOAccelerator!F2	442.9
@kext.AMDRadeonX4000HWServices	4.0.5
>DspFuncLib	283.15
@kext.OSvKernDSPLib	529
|IOSerial!F	11
|IOAVB!F	940.4
|IOEthernetAVB!C	1.1.0
|IOFireWire!F	4.8.3
@!AGPUWrangler	6.3.3
|IOSlowAdaptiveClocking!F	1.0.0
@kext.AMDSupport	4.0.5
@!AGraphicsDeviceControl	6.3.3
>!UAudio	405.39
>X86PlatformPlugin	1.0.0
>IOPlatformPlugin!F	6.0.0d8
>!AHDA!C	283.15
|IOHDA!F	283.15
|IOAudio!F	300.6.1
@vecLib.kext	1.2.0
>!AGraphicsControl	6.3.3
>!ABacklightExpert	1.1.0
|IONDRVSupport	585.1
|IOGraphics!F	585.1
@plugin.IOgPTPPlugin	985.2
>!UComposite	900.4.2
|Broadcom!BHost!CUSBTransport	8.0.5d7
|IO!BHost!CUSBTransport	8.0.5d7
|IO!BHost!CTransport	8.0.5d7
>usb.IOUSBHostHIDDevice	1.2
>usb.cdc	5.0.0
>usb.networking	5.0.0
>usb.!UHostCompositeDevice	1.2
>!AThunderboltDPOutAdapter	8.1.4
>!AThunderboltPCIUpAdapter	4.1.1
>usb.!UHub	1.2
>!AThunderboltDPInAdapter	8.1.4
>!AThunderboltDPAdapter!F	8.1.4
>!AThunderboltPCIDownAdapter	4.1.1
>!ABSDKextStarter	3
|IOSurface	290.8.1
@filesystems.hfs.encodings.kext	1
>!AXsanScheme	3
|IOAHCIBlock!S	332
>!AThunderboltNHI	7.2.8
|IOThunderbolt!F	9.3.2
|IO80211!F	1200.12.2b1
|IOSkywalk!F	1
>corecapture	1.0.4
>usb.!UXHCIPCI	1.2
>usb.!UXHCI	1.2
|IOAHCI!F	294.100.1
>usb.!UEHCIPCI	1.2
>usb.!UEHCI	1.2
>mDNSOffloadUserClient	1.0.1b8
>usb.!UHostPacketFilter	1.0
|IOUSB!F	900.4.2
>!AEFINVRAM	2.1
|IOSMBus!F	1.1
>!AEFIRuntime	2.1
|IOHID!F	2.0.0
$!AImage4	3.0.0
|IOTimeSync!F	985.2
|IONetworking!F	3.4
>DiskImages	493.0.0
|IO!B!F	8.0.5d7
|IOReport!F	47
|IO!BPacketLogger	8.0.5d7
$quarantine	4
$sandbox	300.0
@kext.!AMatch	1.0.0d1
|CoreAnalytics!F	1
>!ASSE	1.0
>!AKeyStore	2
>!UTDM	511.120.2
|IOUSBMass!SDriver	184.121.1
|IOSCSIBlockCommandsDevice	436.121.1
|IO!S!F	2.1
|IOSCSIArchitectureModel!F	436.121.1
>!AMobileFileIntegrity	1.0.5
@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.corecrypto	11.1
@kec.Libm	1