catalina 无法正常关机 2 年了，你们呢？

设备是 iMac 2017 27 寸，自从 Catalina 正式版以来，90%的概率无法正常关机 [具体症状是关机失败，接着显示 5 国语言，然后是自动重启，最后是弹出 macos 问题报告] ，机器没有硬件问题（尝试开始长按 D 检测没报错）。macos 问题报告的代码如下，有懂的大佬有劳指点下，感谢先。
panic(cpu 1 caller 0xffffff7f9d650aae): watchdog timeout: no checkins from watchdogd in 308 seconds (4188 totalcheckins since monitoring last enabled), shutdown in progress
Backtrace (CPU 1), Frame : Return Address
0xffffff8132c43c40 : 0xffffff801c51c50d 
0xffffff8132c43c90 : 0xffffff801c656c75 
0xffffff8132c43cd0 : 0xffffff801c6487fe 
0xffffff8132c43d20 : 0xffffff801c4c2a40 
0xffffff8132c43d40 : 0xffffff801c51bbd7 
0xffffff8132c43e40 : 0xffffff801c51bfc7 
0xffffff8132c43e90 : 0xffffff801ccc0eb8 
0xffffff8132c43f00 : 0xffffff7f9d650aae 
0xffffff8132c43f10 : 0xffffff7f9d650486 
0xffffff8132c43f50 : 0xffffff7f9d665d9c 
0xffffff8132c43fa0 : 0xffffff801c4c213e 
      Kernel Extensions in backtrace:
         com.apple.driver.watchdog(1.0)[2216636F-8C30-385A-87AC-88F07B521563]@0xffffff7f9d64f000->0xffffff7f9d657fff
         com.apple.driver.AppleSMC(3.1.9)[8C88D5F9-CC03-3F19-88F4-FE1E9DC7C86A]@0xffffff7f9d658000->0xffffff7f9d676fff
            dependency: com.apple.iokit.IOACPIFamily(1.4)[982867AC-1833-3F4D-BEF7-1A443AF42F89]@0xffffff7f9d646000
            dependency: com.apple.driver.watchdog(1)[2216636F-8C30-385A-87AC-88F07B521563]@0xffffff7f9d64f000
            dependency: com.apple.iokit.IOPCIFamily(2.9)[40CFBD5F-2547-39EB-9B59-E6BD356E531A]@0xffffff7f9cf31000

BSD process name corresponding to current thread: kernel_task

Mac OS version:
19H1519

Kernel version:
Darwin Kernel Version 19.6.0: Tue Oct 12 18:34:05 PDT 2021; root:xnu-6153.141.43~1/RELEASE_X86_64
Kernel UUID: 4B98EE82-CC78-38C9-949B-100413F93A04
Kernel slide:     0x000000001c200000
Kernel text base: 0xffffff801c400000
__HIB  text base: 0xffffff801c300000
System model name: iMac18,3 (Mac-BE088AF8C5EB4FA2)
System shutdown begun: YES
Panic diags file available: NO (0xe00002cd)

System uptime in nanoseconds: 42175729972337
last loaded kext at 15811577851388: >!AXsanScheme	3 (addr 0xffffff7fa1293000, size 32768)
last unloaded kext at 15873515193595: >!AXsanScheme	3 (addr 0xffffff7fa1293000, size 32768)
loaded kexts:
@filesystems.afpfs	11.2
@nke.asp-tcp	8.1
>!ATopCaseHIDEventDriver	3430.1
@fileutil	20.036.15
>AGPM	111.4.4
>!APlatformEnabler	2.7.0d0
>X86PlatformShim	1.0.0
@filesystems.autofs	3.0
@filesystems.ntfs	3.14.3
>!AHDA	283.15
>!AUpstreamUserClient	3.6.8
@kext.AMDRadeonServiceManager	3.1.0
@kext.AMDFramebuffer	3.1.0
@kext.AMDRadeonX4000	3.1.0
>!AGraphicsDevicePolicy	5.2.7
@AGDCPluginDisplayMetrics	5.2.7
>!AHV	1
|IOUserEthernet	1.0.1
|IO!BSerialManager	7.0.6f8
>!A!IKBLGraphics	14.0.7
>!AThunderboltIP	3.1.4
>!A!IPCHPMC	2.0.1
>!A!IKBLGraphicsFramebuffer	14.0.7
>!AMCCSControl	1.14
>pmtelemetry	1
@Dont_Steal_Mac_OS_X	7.0.0
@kext.AMD9500!C	3.1.0
>eficheck	1
>AudioAUUC	1.70
>!A!ISlowAdaptiveClocking	4.0.0
|Broadcom!B20703USBTransport	7.0.6f8
>!AGFXHDA	100.1.429
>!ASMCLMU	212
>!AVirtIO	1.0
@filesystems.hfs.kext	522.100.5
@!AFSCompression.!AFSCompressionTypeDataless	1.0.0d1
@BootCache	40
@!AFSCompression.!AFSCompressionTypeZlib	1.0.0
@filesystems.apfs	1412.141.2
>!ASDXC	1.7.7
|!ABCM5701Ethernet	10.3.5
>AirPort.BrcmNIC	1400.1.1
@private.KextAudit	1.0
>!AAHCIPort	341.140.1
>!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
$SecureRemotePassword	1.0
>!AHIDKeyboard	209
>!AActuatorDriver	3440.1
>!AMultitouchDriver	3440.1
>!AInputDeviceSupport	3440.8
>!AHS!BDriver	3430.1
>IO!BHIDDriver	7.0.6f8
@kext.triggers	1.0
>DspFuncLib	283.15
@kext.OSvKernDSPLib	529
@kext.AMDRadeonX4200HWLibs	1.0
@kext.AMDRadeonX4000HWServices	3.1.0
>!AGraphicsControl	5.2.7
|IOAVB!F	850.1
|IOAccelerator!F2	438.7.4
>X86PlatformPlugin	1.0.0
>IOPlatformPlugin!F	6.0.0d8
>!ASMBus!C	1.0.18d1
@kext.AMDSupport	3.1.0
>!ASMBusPCI	1.0.14d1
@!AGPUWrangler	5.2.7
@!AGraphicsDeviceControl	5.2.7
|IOSlowAdaptiveClocking!F	1.0.0
|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
>!AHDA!C	283.15
|IOHDA!F	283.15
|IONDRVSupport	576.2
|IOGraphics!F	576.2
@plugin.IOgPTPPlugin	840.3
>!UAudio	323.4
>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
>!AHPM	3.4.4
>!A!ILpssI2C!C	3.0.60
>!A!ILpssDmac	3.0.60
>!AThunderboltNHI	5.8.6
|IOThunderbolt!F	7.6.1
|IOEthernetAVB!C	1.1.0
|IONVMe!F	2.1.0
|IO80211!F	1200.12.2b1
>mDNSOffloadUserClient	1.0.1b8
>corecapture	1.0.4
|IOSkywalk!F	1
>!A!ILpssI2C	3.0.60
|IOAHCIBlock!S	316.100.5
|IOAHCI!F	290.0.1
|IOUSB!F	900.4.2
>usb.!UXHCIPCI	1.2
>usb.!UXHCI	1.2
>!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
>!ASSE	1.0
>!AKeyStore	2
>!UTDM	489.120.1
|IOSCSIBlockCommandsDevice	422.120.3
>!ACredentialManager	1.0
>KernelRelayHost	1
>!ASEPManager	1.0.1
>IOSlaveProcessor	1
|IOUSBMass!SDriver	157.140.1
|IOSCSIArchitectureModel!F	422.120.3
|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