MacBookPro 2017； 从升级BigSur以后这个问题就一直存在 panic(cpu 3 caller 0xffffff8017cbf5fd): "a freed zone element has been modified in zone flow_divert_pcb: " "expected 0x3a3530175411a732 but found 0, bits changed 0x3a3530175411a732, " "at offset 0 of 216 in element 0xffffff86de666e70, cookies 0x3f00112e7eee79a4 0x53521392affde97"@/AppleInternal/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-7195.81.3/osfmk/kern/zalloc.c:1644 Backtrace (CPU 3), Frame : Return Address 0xffffffb0dd98b910 : 0xffffff80174bab4d  0xffffffb0dd98b960 : 0xffffff80175fd7e3  0xffffffb0dd98b9a0 : 0xffffff80175ede1a  0xffffffb0dd98b9f0 : 0xffffff801745fa2f  0xffffffb0dd98ba10 : 0xffffff80174ba3ed  0xffffffb0dd98bb30 : 0xffffff80174ba6d8  0xffffffb0dd98bba0 : 0xffffff8017cbef9a  0xffffffb0dd98bc10 : 0xffffff8017cbf5fd  0xffffffb0dd98bc60 : 0xffffff8017cbf7bc  0xffffffb0dd98bcb0 : 0xffffff801751746b  0xffffffb0dd98bce0 : 0xffffff801751762b  0xffffffb0dd98bd60 : 0xffffff80179388a0  0xffffffb0dd98bdc0 : 0xffffff80179c9457  0xffffffb0dd98be20 : 0xffffff8017aa6f8b  0xffffffb0dd98be60 : 0xffffff8017ab8679  0xffffffb0dd98bf40 : 0xffffff8017b698cb  0xffffffb0dd98bfa0 : 0xffffff80174601f6  Process name corresponding to current thread: WeChat 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: ********-****-****-****-************ KernelCache slide: 0x0000000017200000 KernelCache base:  0xffffff8017400000 Kernel slide:      0x0000000017210000 Kernel text base:  0xffffff8017410000 __HIB  text base: 0xffffff8017300000 System model name: MacBookPro14,3 (Mac-551B86E5744E2388) System shutdown begun: NO Panic diags file available: YES (0x0) Hibernation exit count: 0 System uptime in nanoseconds: 3698265129277 Last Sleep:           absolute           base_tsc          base_nano   Uptime  : 0x0000035d11c7849b   Sleep   : 0x0000034a1f54a63e 0x000000008381f64a 0x0000030d209923a6   Wake    : 0x0000034a27d5ef07 0x00000000836c92bf 0x0000034a25f44b6a last started kext at 1327704321116: >!UAudio 401.4 (addr 0xffffff7fb7911000, size 307200) loaded kexts: @filesystems.smbfs 3.4.1 >!AMikeyHIDDriver 131 >AudioAUUC 1.70 >!AHIDALSService 1 >AGPM 119 >!APlatformEnabler 2.7.0d0 >X86PlatformShim 1.0.0 @fileutil 20.036.15 @kext.AMDFramebuffer 4.0.2 @filesystems.autofs 3.0 @kext.AMDRadeonX4000 4.0.2 @kext.AMDRadeonServiceManager 4.0.2 >!AUpstreamUserClient 3.6.8 >!AGraphicsDevicePolicy 6.2.2 @AGDCPluginDisplayMetrics 6.2.2 >!AHDAHardwareConfigDriver 283.15 >pmtelemetry 1 >LuaHardwareAccess 1.0.16 |IOUserEthernet 1.0.1 >usb.!UUserHCI 1 >!A!IKBLGraphics 16.0.1 @kext.AMD9500!C 4.0.2 >SMCMotionSensor 3.0.4d1 >!AHDA 283.15 >!A!IPCHPMC 2.0.1 |IO!BSerialManager 8.0.3d9 @Dont_Steal_Mac_OS_X 7.0.0 >!A!IKBLGraphicsFramebuffer 16.0.1 >!AEmbeddedOSSupportHost 1 >!AHV 1 >!ADiskImages2 1 >AGDCBacklightControl 6.2.2 >!ABacklight 180.3 >!AMCCSControl 1.14 >!AGFXHDA 100.1.431 >!A!ISlowAdaptiveClocking 4.0.0 >ACPI_SMC_PlatformPlugin 1.0.0 >!AMuxControl 6.2.2 >!AThunderboltIP 4.0.3 >!AFIVRDriver 4.1.0 >eficheck 1 >Core!SFsck 554 >usb.realtek8153patcher 5.0.0 |SCSITaskUserClient 436.40.6 >!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 >!ATopCaseHIDEventDriver 4030.5 >AirPort.BrcmNIC 1400.1.1 @filesystems.apfs 1677.81.1 @private.KextAudit 1.0 >!ASmartBatteryManager 161.0.0 >!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 >!UAudio 401.4 @kext.triggers 1.0 @kext.AMDRadeonX4100HWLibs 1.0 @kext.AMDRadeonX4000HWServices 4.0.2 >usb.cdc.acm 5.0.0 >usb.serial 6.0.0 @kext.AMDSupport 4.0.2 >DspFuncLib 283.15 @kext.OSvKernDSPLib 529 |IOAVB!F 930.1 |IO!BHost!CUARTTransport 8.0.3d9 |IO!BHost!CTransport 8.0.3d9 |IOAccelerator!F2 439.52 @plugin.IOgPTPPlugin 900.11 |IOEthernetAVB!C 1.1.0 >!A!ILpssUARTv1 3.0.60 >!A!ILpssUARTCommon 3.0.60 >!AOnboardSerial 1.0 |IOSerial!F 11 >!ASMBusPCI 1.0.14d1 >!ABacklightExpert 1.1.0 >!ASMBus!C 1.0.18d1 |IONDRVSupport 585 @!AGPUWrangler 6.2.2 |IOSlowAdaptiveClocking!F 1.0.0 >IOPlatformPluginLegacy 1.0.0 >!AGraphicsControl 6.2.2 @!AGraphicsDeviceControl 6.2.2 >!AHDA!C 283.15 |IOHDA!F 283.15 |IOGraphics!F 585 |IOAudio!F 300.6.1 @vecLib.kext 1.2.0 >!AThunderboltEDMSink 5.0.3 >!AThunderboltDPOutAdapter 8.1.4 >X86PlatformPlugin 1.0.0 >IOPlatformPlugin!F 6.0.0d8 >Core!S 554 >usb.IOUSBHostHIDDevice 1.2 >!UMergeNub 900.4.2 >usb.!UHub 1.2 >usb.cdc.ecm 5.0.0 >usb.cdc.ncm 5.0.0 >usb.!UiBridge 1.0 >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 >!ABSDKextStarter 3 |IOSurface 289.3 @filesystems.hfs.encodings.kext 1 >!AActuatorDriver 4400.28 >!AHIDKeyboard 223 >!AMultitouchDriver 4400.28 >!AInputDeviceSupport 4400.35 >!AHS!BDriver 4030.5 >IO!BHIDDriver 8.0.3d9 >!AHSSPIHIDDriver 61 >!AHSSPISupport 61 |IO80211!F 1200.12.2b1 |IOSkywalk!F 1 >mDNSOffloadUserClient 1.0.1b8 >corecapture 1.0.4 >!A!ILpssSpi!C 3.0.60 >!AXsanScheme 3 |IONVMe!F 2.1.0 >!AThunderboltNHI 7.2.8 >!AHPM 3.4.4 |IOThunderbolt!F 9.3.2 >!A!ILpssI2C!C 3.0.60 >!A!ILpssDmac 3.0.60 >!A!ILpssI2C 3.0.60 >!A!ILpssGspi 3.0.60 >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