i have one week the same issue :
panic(cpu 2 caller 0xffffff800ed68a25): userspace watchdog timeout: no successful checkins from com.apple.logd in 120 seconds
service returned not alive with context : unresponsive dispatch queue(s): com.apple.firehose.io-wl
service: com.apple.logd, total successful checkins since wake (210 seconds ago): 10, last successful checkin: 120 seconds ago
service: com.apple.WindowServer, total successful checkins since wake (210 seconds ago): 12, last successful checkin: 100 seconds ago
Backtrace (CPU 2), Frame : Return Address
0xffffffb0b3533670 : 0xffffff800bab38fd
0xffffffb0b35336c0 : 0xffffff800bbf64e3
0xffffffb0b3533700 : 0xffffff800bbe6b1a
0xffffffb0b3533750 : 0xffffff800ba58a2f
0xffffffb0b3533770 : 0xffffff800bab319d
0xffffffb0b3533890 : 0xffffff800bab3488
0xffffffb0b3533900 : 0xffffff800c2b7cf4
0xffffffb0b3533970 : 0xffffff800ed68a25
0xffffffb0b3533980 : 0xffffff800ed68678
0xffffffb0b35339a0 : 0xffffff800c23ef8e
0xffffffb0b35339f0 : 0xffffff800ed67ab4
0xffffffb0b3533b20 : 0xffffff800c24915b
0xffffffb0b3533c80 : 0xffffff800bba1b81
0xffffffb0b3533d90 : 0xffffff800bab8ef7
0xffffffb0b3533e00 : 0xffffff800ba8f705
0xffffffb0b3533e60 : 0xffffff800baa6e12
0xffffffb0b3533ef0 : 0xffffff800bbcacc3
0xffffffb0b3533fa0 : 0xffffff800ba59216
Kernel Extensions in backtrace:
com.apple.driver.watchdog(1.0)[C1A64FD7-AD16-37E0-8FA1-A78A8E91D9FF]@0xffffff800ed67000->0xffffff800ed68fff
Process name corresponding to current thread: watchdogd
Mac OS version:
20C5048k
Kernel version:
Darwin Kernel Version 20.2.0: Tue Nov 10 21:14:14 PST 2020; root:xnu-7195.60.70.111.1~1/RELEASE
X8664
Kernel UUID: 1C1D9321-73E9-3B05-AD5D-926E3B0E53AB
KernelCache slide: 0x000000000b800000
KernelCache base: 0xffffff800ba00000
Kernel slide: 0x000000000b810000
Kernel text base: 0xffffff800ba10000
_
HIB text base: 0xffffff800b900000
System model name: iMac15,1 (Mac-FA842E06C61E91C5)
System shutdown begun: NO
Panic diags file available: YES (0x0)
Hibernation exit count: 0
System uptime in nanoseconds: 10136556899103
Last Sleep: absolute basetsc base
nano
Uptime : 0x0000093819df8eb6
Sleep : 0x00000904e38c0c8c 0x000000006209f2bc 0x00000521ab86d5d9
Wake : 0x00000904eabd54eb 0x000000006223083c 0x00000904e9c6b8c3
last started kext at 5642570235310: >!UAudio 401.4 (addr 0xffffff7fabf0f000, size 307200)
last stopped kext at 1944225107613: >usb.!UUserHCI 1 (addr 0xffffff7fac39d000, size 98304)
loaded kexts:
com.parallels.kext.netbridge 16.1.0 48950
com.parallels.kext.usbconnect 16.1.0 48950
com.parallels.kext.hypervisor 16.1.0 48950
com.parallels.kext.vnic 16.1.0 48950
com.paragon-software.filesystems.ntfs 106.5.15
com.intel.driver.EnergyDriver 2.0
@filesystems.afpfs 11.3
@nke.asptcp 8.2
usb.!UUserHCI 1
@filesystems.smbfs 3.4.1
!A!BMultitouch 99
AudioAUUC 1.70
@fileutil 20.036.15
!APlatformEnabler 2.7.0d0
AGPM 119
X86PlatformShim 1.0.0
@filesystems.autofs 3.0
!AUpstreamUserClient 3.6.8
@kext.AMDFramebuffer 4.0.2
!AMikeyHIDDriver 131
@kext.AMDRadeonX4000 4.0.2
@kext.AMDRadeonServiceManager 4.0.2
!AHDA 283.15
!AGraphicsDevicePolicy 6.2.2
@AGDCPluginDisplayMetrics 6.2.2
pmtelemetry 1
LuaHardwareAccess 1.0.16
|IOUserEthernet 1.0.1
|IO!BSerialManager 8.0.2f2
!A!IHD5000Graphics 16.0.1
@Dont
StealMac
OSX 7.0.0
!AHV 1
!AThunderboltIP 4.0.3
!AMikeyDriver 283.15
eficheck 1
!ADiskImages2 1
!ALPC 3.1
!ASMCLMU 212
!A!IFramebufferAzul 16.0.1
@kext.AMD9000!C 4.0.2
!AMCCSControl 1.14
!A!ISlowAdaptiveClocking 4.0.0
!ATopCaseHIDEventDriver 4020.6
!UTopCaseDriver 4020.6
@filesystems.tmpfs 1
@filesystems.hfs.kext 556.60.1
@BootCache 40
@!AFSCompression.!AFSCompressionTypeZlib 1.0.0
@!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1
@filesystems.apfs 1677.60.22
!ASDXC 1.9.0
|!ABCM5701Ethernet 11.0.0
AirPort.BrcmNIC 1400.1.1
@private.KextAudit 1.0
!AAHCIPort 346
!ARTC 2.0
!AACPIButtons 6.1
!AHPET 1.8
!ASMBIOS 2.1
!AACPIEC 6.1
!AAPIC 1.7
@!ASystemPolicy 2.0.0
@nke.applicationfirewall 310
|IOKitRegistryCompatibility 1
|EndpointSecurity 1
!UAudio 401.4
usb.cdc 5.0.0
$SecureRemotePassword 1.0
@plugin.IOAVBDiscoveryPlugin 900.12
@kext.triggers 1.0
@kext.AMDRadeonX4070HWLibs 1.0
@kext.AMDRadeonX4000HWServices 4.0.2
DspFuncLib 283.15
@kext.OSvKernDSPLib 529
!AGraphicsControl 6.2.2
|IOSerial!F 11
|IOAVB!F 900.12
!AThunderboltEDMSink 5.0.3
|IONDRVSupport 585
!AHDA!C 283.15
|IOHDA!F 283.15
|IOAudio!F 300.6.1
@vecLib.kext 1.2.0
!ASMBusPCI 1.0.14d1
|IOAccelerator!F2 439.52
@plugin.IOgPTPPlugin 900.11
|IOEthernetAVB!C 1.1.0
@kext.AMDSupport 4.0.2
!ASMBus!C 1.0.18d1
X86PlatformPlugin 1.0.0
IOPlatformPlugin!F 6.0.0d8
@!AGPUWrangler 6.2.2
@!AGraphicsDeviceControl 6.2.2
|IOGraphics!F 585
|IOSlowAdaptiveClocking!F 1.0.0
|Broadcom!BHost!CUSBTransport 8.0.2f2
|IO!BHost!CUSBTransport 8.0.2f2
|IO!BHost!CTransport 8.0.2f2
!AHS!BDriver 4020.6
IO!BHIDDriver 8.0.2f2
usb.IOUSBHostHIDDevice 1.2
!AMultitouchDriver 4400.28
!AInputDeviceSupport 4400.35
!AHIDKeyboard 222
usb.networking 5.0.0
usb.!UHostCompositeDevice 1.2
usb.!UHub 1.2
!AThunderboltDPOutAdapter 8.1.4
!AThunderboltDPInAdapter 8.1.4
!AThunderboltDPAdapter!F 8.1.4
!AThunderboltPCIDownAdapter 4.1.1
!ABSDKextStarter 3
|IOSurface 289.3
@filesystems.hfs.encodings.kext 1
|IOAHCIBlock!S 332
!AThunderboltNHI 7.2.8
|IOThunderbolt!F 9.3.2
|IOUSB!F 900.4.2
|IO80211!F 1200.12.2b1
|IOSkywalk!F 1
mDNSOffloadUserClient 1.0.1b8
corecapture 1.0.4
|IOAHCI!F 294
usb.!UXHCIPCI 1.2
usb.!UXHCI 1.2
!AEFINVRAM 2.1
!AEFIRuntime 2.1
|IOSMBus!F 1.1
|IOHID!F 2.0.0
$!AImage4 3.0.0
|IOTimeSync!F 900.11
|IONetworking!F 3.4
DiskImages 493.0.0
|IO!B!F 8.0.2f2
|IOReport!F 47
|IO!BPacketLogger 8.0.2f2
$quarantine 4
$sandbox 300.0
@kext.!AMatch 1.0.0d1
|CoreAnalytics!F 1
!ASSE 1.0
!AKeyStore 2
!UTDM 511.60.2
|IOUSBMass!SDriver 184.40.6
|IOSCSIBlockCommandsDevice 436.40.6
|IO!S!F 2.1
|IOSCSIArchitectureModel!F 436.40.6
!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 1.0
@kec.Libm 1