panic(cpu 0 caller 0xffffff800cb94a08): "a freed zone element has been modified in zone kalloc.128: expected 0xdeadbeefdeadbeef but found 0xffffff807abed650, bits changed 0x2152416fa41368bf, at offset 88 of 128 in element 0xffffff806d43e080, cookies 0x3f001160b2c0ab52 0x53521405bbceb23"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-6153.61.1/osfmk/kern/zalloc.c:1229 Backtrace (CPU 0), Frame : Return Address 0xffffff98cbd234b0 : 0xffffff800cb3bb1b 0xffffff98cbd23500 : 0xffffff800cc733e5 0xffffff98cbd23540 : 0xffffff800cc64e5e 0xffffff98cbd23590 : 0xffffff800cae2a40 0xffffff98cbd235b0 : 0xffffff800cb3b207 0xffffff98cbd236b0 : 0xffffff800cb3b5eb 0xffffff98cbd23700 : 0xffffff800d2d24f9 0xffffff98cbd23770 : 0xffffff800cb94a08 0xffffff98cbd237a0 : 0xffffff800cb952e0 0xffffff98cbd237c0 : 0xffffff800cb969f8 0xffffff98cbd23800 : 0xffffff800cb92c17 0xffffff98cbd23930 : 0xffffff800cb487f4 0xffffff98cbd239a0 : 0xffffff800d1aaf67 0xffffff98cbd239d0 : 0xffffff800d253b43 0xffffff98cbd23a20 : 0xffffff7f8f7ab0ef 0xffffff98cbd23a50 : 0xffffff7f8f7ab032 0xffffff98cbd23a90 : 0xffffff7f8f7aaedb 0xffffff98cbd23ad0 : 0xffffff7f8f7b0f55 0xffffff98cbd23b10 : 0xffffff800d266fcb 0xffffff98cbd23b60 : 0xffffff800d270083 0xffffff98cbd23ca0 : 0xffffff800cc22c22 0xffffff98cbd23db0 : 0xffffff800cb41998 0xffffff98cbd23e10 : 0xffffff800cb18625 0xffffff98cbd23e70 : 0xffffff800cb2f0d5 0xffffff98cbd23f00 : 0xffffff800cc4b485 0xffffff98cbd23fa0 : 0xffffff800cae3226 Kernel Extensions in backtrace: com.apple.iokit.IOSurface(269.6)[640503DC-6033-3EF6-85F4-F48282EF48DD]@0xffffff7f8f7a1000->0xffffff7f8f7cefff BSD process name corresponding to current thread: WindowServer Mac OS version: 19C57 Kernel version: Darwin Kernel Version 19.2.0: Sat Nov 9 03:47:04 PST 2019; root:xnu-6153.61.1~20/RELEASE_X86_64 Kernel UUID: C3E7E405-C692-356B-88D3-C30041FD1E72 Kernel slide: 0x000000000c800000 Kernel text base: 0xffffff800ca00000 __HIB text base: 0xffffff800c900000 System model name: iMac19,1 (Mac-AA95B1DDAB278B95) System shutdown begun: NO Panic diags file available: YES (0x0) System uptime in nanoseconds: 31753628144145 last loaded kext at 576061431148: @filesystems.exfat 1.4 (addr 0xffffff7f91d62000, size 65536) loaded kexts: com.symantec.ips.kext 9.0.0 com.symantec.nfm.kext 9.0.0 com.symantec.internetSecurity.kext 9.0.1 com.symantec.SymXIPS 9.0.1 @filesystems.exfat 1.4 >MaxTranserSizeOverrideDriver 489.60.3 @filesystems.smbfs 3.4 >!ATopCaseHIDEventDriver 3420.1 >AudioAUUC 1.70 @fileutil 20.036.15 >AGPM 111.4.1 >!APlatformEnabler 2.7.0d0 >X86PlatformShim 1.0.0 @filesystems.autofs 3.0 >!AUpstreamUserClient 3.6.8 >!AHDAHardwareConfigDriver 283.15 @kext.AMDFramebuffer 3.0.4 >!AHDA 283.15 @kext.AMDRadeonX4000 3.0.4 @kext.AMDRadeonServiceManager 3.0.4 >!AGraphicsDevicePolicy 4.5.21 @AGDCPluginDisplayMetrics 4.5.21 >!AHV 1 |IOUserEthernet 1.0.1 >AGDCBacklightControl 4.5.21 >eficheck 1 >!A!IKBLGraphics 14.0.3 |IO!BSerialManager 7.0.2f4 >pmtelemetry 1 @kext.AMD9500!C 3.0.4 >ACPI_SMC_PlatformPlugin 1.0.0 >!ABacklight 180.1 >!AGFXHDA 100.1.422 >!AMCCSControl 1.13 >!A!ICFLGraphicsFramebuffer 14.0.3 @Dont_Steal_Mac_OS_X 7.0.0 >!AFIVRDriver 4.1.0 >!ASMCLMU 212 >!A!IPCHPMC 2.0.1 >!A!ISlowAdaptiveClocking 4.0.0 >!AThunderboltIP 3.1.3 >usb.!UHostBillboardDevice 1.0 |SCSITaskUserClient 422.0.2 >BCMWLANFirmware4364.Hashstore 1 >BCMWLANFirmware4377.Hashstore 1 >BCMWLANFirmware4355.Hashstore 1 >!AFileSystemDriver 3.0.1 >!AVirtIO 1.0 @filesystems.hfs.kext 522.0.9 @!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1 @BootCache 40 @!AFSCompression.!AFSCompressionTypeZlib 1.0.0 >!ASDXC 1.7.7 |!ABCM5701Ethernet 10.3.5 >!ABCMWLANBusInterfacePCIe 1 @filesystems.apfs 1412.61.1 >!AAHCIPort 341.0.2 @private.KextAudit 1.0 >!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 >!UAudio 320.49 >usb.!UHub 1.2 >!AHIDKeyboard 209 >!AActuatorDriver 3420.2 >!AMultitouchDriver 3420.2 >!AInputDeviceSupport 3420.4 >!AHS!BDriver 3420.1 >IO!BHIDDriver 7.0.2f4 @kext.triggers 1.0 >DspFuncLib 283.15 @kext.OSvKernDSPLib 529 @kext.AMDRadeonX4400HWLibs 1.0 @kext.AMDRadeonX4000HWServices 3.0.4 >!AGraphicsControl 4.5.21 |IOAVB!F 800.17 >!ASSE 1.0 |IO!BHost!CUARTTransport 7.0.2f4 |IO!BHost!CTransport 7.0.2f4 |IO!B!F 7.0.2f4 |IO!BPacketLogger 7.0.2f4 >IOPlatformPluginLegacy 1.0.0 >X86PlatformPlugin 1.0.0 >!ABacklightExpert 1.1.0 >!AHDA!C 283.15 |IOHDA!F 283.15 @kext.AMDSupport 3.0.4 >!A!ILpssUARTv1 3.0.60 >!A!ILpssUARTCommon 3.0.60 >!AOnboardSerial 1.0 >!ASMBusPCI 1.0.14d1 |IONDRVSupport 569.3 >!ASMBus!C 1.0.18d1 |IOAccelerator!F2 438.2.8 >IOPlatformPlugin!F 6.0.0d8 @!AGPUWrangler 4.5.21 @!AGraphicsDeviceControl 4.5.21 |IOGraphics!F 569.3 |IOSlowAdaptiveClocking!F 1.0.0 >!AThunderboltEDMSink 4.2.2 >!AThunderboltDPOutAdapter 6.2.4 @plugin.IOgPTPPlugin 800.14 >usb.cdc 5.0.0 >usb.networking 5.0.0 >usb.!UHostCompositeDevice 1.2 |IOAudio!F 300.2 @vecLib.kext 1.2.0 |IOSurface 269.6 @filesystems.hfs.encodings.kext 1 >!AThunderboltPCIDownAdapter 2.5.2 >!AThunderboltDPInAdapter 6.2.4 >!AThunderboltDPAdapter!F 6.2.4 >!AHPM 3.4.4 >!A!ILpssI2C!C 3.0.60 >!A!ILpssDmac 3.0.60 >!A!ILpssI2C 3.0.60 >!AThunderboltNHI 5.8.1 |IOThunderbolt!F 7.4.7 |IOEthernetAVB!C 1.1.0 >!ABCMWLANCore 1.0.0 >mDNSOffloadUserClient 1.0.1b8 >IOImageLoader 1.0.0 |IOSerial!F 11 |IO80211!FV2 1200.12.2b1 >corecapture 1.0.4 |IOSkywalk!F 1 >!AXsanScheme 3 |IONVMe!F 2.1.0 |IOAHCI!F 290.0.1 >usb.!UXHCIPCI 1.2 >usb.!UXHCI 1.2 >usb.!UHostPacketFilter 1.0 |IOUSB!F 900.4.2 >!AEFINVRAM 2.1 >!ASMCRTC 1.0 >!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 >!AKeyStore 2 >!UTDM 489.60.3 |IOSCSIBlockCommandsDevice 422.0.2 >!ACredentialManager 1.0 >KernelRelayHost 1 >!ASEPManager 1.0.1 >IOSlaveProcessor 1 |IOUSBMass!SDriver 157.40.7 |IOSCSIArchitectureModel!F 422.0.2 |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 800.14 |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