Same here:
panic(cpu 2 caller 0xffffff800b964a25): 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 load (13380 seconds ago): 1327, last successful checkin: 120 seconds ago
service: com.apple.WindowServer, total successful checkins since load (13350 seconds ago): 1323, last successful checkin: 120 seconds ago
Backtrace (CPU 2), Frame : Return Address
0xffffffb0c78bb670 : 0xffffff80086bab4d
0xffffffb0c78bb6c0 : 0xffffff80087fd7e3
0xffffffb0c78bb700 : 0xffffff80087ede1a
0xffffffb0c78bb750 : 0xffffff800865fa2f
0xffffffb0c78bb770 : 0xffffff80086ba3ed
0xffffffb0c78bb890 : 0xffffff80086ba6d8
0xffffffb0c78bb900 : 0xffffff8008ebf004
0xffffffb0c78bb970 : 0xffffff800b964a25
0xffffffb0c78bb980 : 0xffffff800b964678
0xffffffb0c78bb9a0 : 0xffffff8008e4628e
0xffffffb0c78bb9f0 : 0xffffff800b963ab4
0xffffffb0c78bbb20 : 0xffffff8008e5045b
0xffffffb0c78bbc80 : 0xffffff80087a8e51
0xffffffb0c78bbd90 : 0xffffff80086c0147
0xffffffb0c78bbe00 : 0xffffff8008696905
0xffffffb0c78bbe60 : 0xffffff80086ae062
0xffffffb0c78bbef0 : 0xffffff80087d1fc3
0xffffffb0c78bbfa0 : 0xffffff8008660216
Kernel Extensions in backtrace:
com.apple.driver.watchdog(1.0)[2C1307C5-FD71-3802-8D68-A67DB24BCB4A]@0xffffff800b963000-0xffffff800b964fff
Process name corresponding to current thread: watchdogd
Mac OS version:
20D91
Kernel version:
Darwin Kernel Version 20.3.0: Thu Jan 21 00:07:06 PST 2021; root:xnu-7195.81.3~1/RELEASE_X86_64
Kernel UUID: C86236B2-4976-3542-80CA-74A6B8B4BA03
KernelCache slide: 0x0000000008400000
KernelCache base: 0xffffff8008600000
Kernel slide: 0x0000000008410000
Kernel text base: 0xffffff8008610000
__HIB text base: 0xffffff8008500000
System model name: iMac18,2 (Mac-77F17D7DA9285301)
System shutdown begun: NO
Panic diags file available: YES (0x0)
Hibernation exit count: 0
System uptime in nanoseconds: 13391863340266
Last Sleep: absolute base_tsc base_nano
Uptime : 0x00000c2e0941df70
Sleep : 0x0000000000000000 0x0000000000000000 0x0000000000000000
Wake : 0x0000000000000000 0x000000088ba00df0 0x0000000000000000
last started kext at 60593241424: @filesystems.smbfs 3.4.1 (addr 0xffffff7fa9866000, size 434176)
loaded kexts:
@filesystems.smbfs 3.4.1
!ATopCaseHIDEventDriver 4030.5
@fileutil 20.036.15
AudioAUUC 1.70
!APlatformEnabler 2.7.0d0
AGPM 119
X86PlatformShim 1.0.0
!AUpstreamUserClient 3.6.8
@fsplaceholder 1.14.0
@kext.AMDFramebuffer 4.0.2
@kext.AMDRadeonServiceManager 4.0.2
@filesystems.autofs 3.0
@kext.AMDRadeonX4000 4.0.2
!AGraphicsDevicePolicy 6.2.2
@AGDCPluginDisplayMetrics 6.2.2
pmtelemetry 1
LuaHardwareAccess 1.0.16
|IOUserEthernet 1.0.1
usb.!UUserHCI 1
|IO!BSerialManager 8.0.3d9
@Dont_Steal_Mac_OS_X 7.0.0
!AHV 1
!ADiskImages2 1
!A!IKBLGraphics 16.0.1
!AHDAHardwareConfigDriver 283.15
!A!ISlowAdaptiveClocking 4.0.0
eficheck 1
AGDCBacklightControl 6.2.2
!ABacklight 180.3
!A!IKBLGraphicsFramebuffer 16.0.1
!AHDA 283.15
|Broadcom!B20703USBTransport 8.0.3d9
!AThunderboltIP 4.0.3
!A!IPCHPMC 2.0.1
ACPI_SMC_PlatformPlugin 1.0.0
@kext.AMD9500!C 4.0.2
!ASMCLMU 212
!AGFXHDA 100.1.431
!AMCCSControl 1.14
!AFIVRDriver 4.1.0
usb.!UHostBillboardDevice 1.0
|SCSITaskUserClient 436.40.6
|IO!BUSBDFU 8.0.3d9
!AFileSystemDriver 3.0.1
@filesystems.tmpfs 1
@filesystems.hfs.kext 556.60.1
@BootCache 40
@!AFSCompression.!AFSCompressionTypeZlib 1.0.0
@!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1
@filesystems.apfs 1677.81.1
|!ABCM5701Ethernet 11.0.0
!ASDXC 1.9.0
AirPort.BrcmNIC 1400.1.1
!AAHCIPort 346
@private.KextAudit 1.0
!AACPIButtons 6.1
!ARTC 2.0
!ASMBIOS 2.1
!AACPIEC 6.1
!AAPIC 1.7
@!ASystemPolicy 2.0.0
@nke.applicationfirewall 310
|IOKitRegistryCompatibility 1
|EndpointSecurity 1
!AMultitouchDriver 4400.28
!AInputDeviceSupport 4400.35
!AHS!BDriver 4030.5
IO!BHIDDriver 8.0.3d9
!AHIDKeyboard 223
!UAudio 401.4
@kext.triggers 1.0
@kext.AMDRadeonX4200HWLibs 1.0
@kext.AMDRadeonX4000HWServices 4.0.2
!AGraphicsControl 6.2.2
|IOSerial!F 11
|IOAVB!F 930.1
@plugin.IOgPTPPlugin 900.11
|IOEthernetAVB!C 1.1.0
@!AGPUWrangler 6.2.2
|IOSlowAdaptiveClocking!F 1.0.0
!ABacklightExpert 1.1.0
|IOAccelerator!F2 439.52
DspFuncLib 283.15
@kext.OSvKernDSPLib 529
|Broadcom!BHost!CUSBTransport 8.0.3d9
|IO!BHost!CUSBTransport 8.0.3d9
|IO!BHost!CTransport 8.0.3d9
!ASMBusPCI 1.0.14d1
!AThunderboltEDMSink 5.0.3
!AThunderboltDPOutAdapter 8.1.4
IOPlatformPluginLegacy 1.0.0
X86PlatformPlugin 1.0.0
IOPlatformPlugin!F 6.0.0d8
@kext.AMDSupport 4.0.2
@!AGraphicsDeviceControl 6.2.2
|IONDRVSupport 585
!AHDA!C 283.15
|IOHDA!F 283.15
|IOAudio!F 300.6.1
@vecLib.kext 1.2.0
|IOGraphics!F 585
!ASMBus!C 1.0.18d1
usb.!UHub 1.2
usb.IOUSBHostHIDDevice 1.2
usb.cdc 5.0.0
usb.networking 5.0.0
usb.!UHostCompositeDevice 1.2
!AThunderboltDPInAdapter 8.1.4
!AThunderboltDPAdapter!F 8.1.4
!AThunderboltPCIDownAdapter 4.1.1
!AHPM 3.4.4
!A!ILpssI2C!C 3.0.60
!A!ILpssI2C 3.0.60
!A!ILpssDmac 3.0.60
!ABSDKextStarter 3
|IOSurface 289.3
@filesystems.hfs.encodings.kext 1
!AXsanScheme 3
|IOAHCIBlock!S 332
|IO80211!F 1200.12.2b1
|IOSkywalk!F 1
mDNSOffloadUserClient 1.0.1b8
corecapture 1.0.4
|IOAHCI!F 294
|IONVMe!F 2.1.0
!A!ILpssGspi 3.0.60
!AThunderboltNHI 7.2.8
|IOThunderbolt!F 9.3.2
usb.!UXHCIPCI 1.2
usb.!UXHCI 1.2
usb.!UHostPacketFilter 1.0
|IOUSB!F 900.4.2
!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 8.0.3d9
|IOReport!F 47
|IO!BPacketLogger 8.0.3d9
$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 11.1
@kec.Libm 1
Consi
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution