panic(cpu 2 caller 0xffffff7f830faaae): watchdog timeout: no checkins from watchdogd in 301 seconds (4441 totalcheckins since monitoring last enabled), shutdown in progress
Backtrace (CPU 2), Frame : Return Address
0xffffff83a8f73c40 : 0xffffff800251963d 
0xffffff83a8f73c90 : 0xffffff8002653ae5 
0xffffff83a8f73cd0 : 0xffffff800264566e 
0xffffff83a8f73d20 : 0xffffff80024bfa40 
0xffffff83a8f73d40 : 0xffffff8002518d07 
0xffffff83a8f73e40 : 0xffffff80025190f7 
0xffffff83a8f73e90 : 0xffffff8002cc0238 
0xffffff83a8f73f00 : 0xffffff7f830faaae 
0xffffff83a8f73f10 : 0xffffff7f830fa486 
0xffffff83a8f73f50 : 0xffffff7f8314ed9c 
0xffffff83a8f73fa0 : 0xffffff80024bf13e 
      Kernel Extensions in backtrace:
         com.apple.driver.watchdog(1.0)[70ED0B51-E234-3CFD-86E4-52240E3D0507]@0xffffff7f830f9000->0xffffff7f83101fff
         com.apple.driver.AppleSMC(3.1.9)[90F24268-4E02-3925-A3C5-05994B198625]@0xffffff7f83141000->0xffffff7f8315ffff
            dependency: com.apple.iokit.IOACPIFamily(1.4)[651110C7-82F0-3264-88EC-E16ED04032B8]@0xffffff7f830f0000
            dependency: com.apple.driver.watchdog(1)[70ED0B51-E234-3CFD-86E4-52240E3D0507]@0xffffff7f830f9000
            dependency: com.apple.iokit.IOPCIFamily(2.9)[017B6656-0279-38F7-917D-97CB6A21AC33]@0xffffff7f83102000

BSD process name corresponding to current thread: kernel_task

Mac OS version:
19H524

Kernel version:
Darwin Kernel Version 19.6.0: Tue Jan 12 22:13:05 PST 2021; root:xnu-6153.141.16~1/RELEASE_X86_64
Kernel UUID: 64F23D6D-4C30-3FC4-B7C2-9EE0BBA0D29A
Kernel slide:     0x0000000002200000
Kernel text base: 0xffffff8002400000
__HIB  text base: 0xffffff8002300000
System model name: MacPro6,1 (Mac-F60DEB81FF30ACF6)
System shutdown begun: YES
Panic diags file available: NO (0xe00002cd)

System uptime in nanoseconds: 44717480282522
last loaded kext at 76983176244: >!AHIDKeyboard	209 (addr 0xffffff7f841a3000, size 45056)
loaded kexts:
com.getdropbox.dropbox.kext	1.13.0
>!ATopCaseHIDEventDriver	3430.1
@fileutil	20.036.15
>!AUpstreamUserClient	3.6.8
>!AMCCSControl	1.14
@kext.AMDFramebuffer	3.1.0
@kext.AMDRadeonX4000	3.1.0
@kext.AMDRadeonServiceManager	3.1.0
>!AGraphicsDevicePolicy	5.2.7
@AGDCPluginDisplayMetrics	5.2.7
>!AHV	1
|IOUserEthernet	1.0.1
>AudioAUUC	1.70
|IO!BSerialManager	7.0.6f8
>!APlatformEnabler	2.7.0d0
>AGPM	111.4.4
>X86PlatformShim	1.0.0
>pmtelemetry	1
>!AHDAHardwareConfigDriver	283.15
@Dont_Steal_Mac_OS_X	7.0.0
>eficheck	1
>ACPI_SMC_PlatformPlugin	1.0.0
>!AHDA	283.15
>!AThunderboltIP	3.1.4
>!ALPC	3.1
>AirPort.BrcmNIC	1400.1.1
>!AFIVRDriver	4.1.0
|!ABCM5701Ethernet	10.3.5
>!A!IMCEReporter	115
>!AFWOHCI	5.6.2
@kext.AMD7000!C	3.1.0
>!AMGPUPowerControl	5.2.7
>!A!ISlowAdaptiveClocking	4.0.0
@filesystems.autofs	3.0
>!UDisplays	380
|IO!BUSBDFU	7.0.6f8
>!UODD	489.120.1
|SCSITaskUserClient	422.120.3
>!U!SCoexistentDriver	489.120.1
>!AFileSystemDriver	3.0.1
>!AVirtIO	1.0
@filesystems.hfs.kext	522.100.5
@!AFSCompression.!AFSCompressionTypeDataless	1.0.0d1
@BootCache	40
@!AFSCompression.!AFSCompressionTypeZlib	1.0.0
@filesystems.apfs	1412.141.1
>!AAHCIPort	341.140.1
@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
$!AImage4	1
@nke.applicationfirewall	303
$TMSafetyNet	8
@!ASystemPolicy	2.0.0
>!A!ICPUPowerManagement	222.0.0
|EndpointSecurity	1
>!AHIDKeyboard	209
>!AMultitouchDriver	3440.1
>!AInputDeviceSupport	3440.8
>!AHS!BDriver	3430.1
>IO!BHIDDriver	7.0.6f8
>!ASMBus!C	1.0.18d1
@kext.AMDRadeonX4030HWLibs	1.0
|IOAccelerator!F2	438.7.4
@kext.AMDRadeonX4000HWServices	3.1.0
|IOAVB!F	850.1
@plugin.IOgPTPPlugin	840.3
>IOPlatformPluginLegacy	1.0.0
>DspFuncLib	283.15
@kext.OSvKernDSPLib	529
|IOFireWireIP	2.3.0
@!AGPUWrangler	5.2.7
>!UAudio	323.4
>!ASMBusPCI	1.0.14d1
|IO80211!F	1200.12.2b1
>corecapture	1.0.4
|IOSkywalk!F	1
>X86PlatformPlugin	1.0.0
>IOPlatformPlugin!F	6.0.0d8
>!AHDA!C	283.15
|IOHDA!F	283.15
|IOEthernetAVB!C	1.1.0
>mDNSOffloadUserClient	1.0.1b8
|IOFireWire!F	4.7.5
@kext.AMDSupport	3.1.0
@!AGraphicsDeviceControl	5.2.7
>!ABacklightExpert	1.1.0
|IONDRVSupport	576.1
|IOGraphics!F	576.1
>!AGraphicsControl	5.2.7
|IOSlowAdaptiveClocking!F	1.0.0
>!AThunderboltEDMSink	4.2.3
@kext.triggers	1.0
>!UComposite	900.4.2
|Broadcom!BHost!CUSBTransport	7.0.6f8
|IO!BHost!CUSBTransport	7.0.6f8
|IO!BHost!CTransport	7.0.6f8
|IO!B!F	7.0.6f8
|IO!BPacketLogger	7.0.6f8
>usb.IOUSBHostHIDDevice	1.2
|IOSCSIMultimediaCommandsDevice	422.120.3
|IOBD!S!F	1.8
|IODVD!S!F	1.8
|IOCD!S!F	1.8
>!AThunderboltDPOutAdapter	6.2.6
>!AThunderboltPCIUpAdapter	2.5.4
>usb.!UHub	1.2
|IOUSBMass!SClass	4.0.4
>usb.cdc	5.0.0
>usb.networking	5.0.0
>usb.!UHostCompositeDevice	1.2
|IOAudio!F	300.2
@vecLib.kext	1.2.0
|IOSerial!F	11
|IOSurface	269.11
@filesystems.hfs.encodings.kext	1
>!AThunderboltDPInAdapter	6.2.6
>!AThunderboltDPAdapter!F	6.2.6
>!AThunderboltPCIDownAdapter	2.5.4
>!AXsanScheme	3
>!AThunderboltNHI	5.8.6
|IOThunderbolt!F	7.6.1
|IONVMe!F	2.1.0
|IOAHCI!F	290.0.1