panic(cpu 2 caller 0xffffff801029f6b6): [kext.kalloc.2048]: element modified after free (off:1672, val:0xfffffffe00000000, sz:2048, ptr:0xffffff936bcf3000, prot:zero) 1672: 0xfffffffe00000000 Backtrace (CPU 2), Frame : Return Address 0xffffffb0d86facf0 : 0xffffff800fa8e02d 0xffffffb0d86fad40 : 0xffffff800fbd48e3 0xffffffb0d86fad80 : 0xffffff800fbc4eda 0xffffffb0d86fadd0 : 0xffffff800fa32a2f 0xffffffb0d86fadf0 : 0xffffff800fa8d84d 0xffffffb0d86faf10 : 0xffffff800fa8db43 0xffffffb0d86faf80 : 0xffffff801029d68a 0xffffffb0d86faff0 : 0xffffff801029f6b6 0xffffffb0d86fb470 : 0xffffff800faec816 0xffffffb0d86fb4e0 : 0xffffff800fa9d60c 0xffffffb0d86fb530 : 0xffffff80101af582 0xffffffb0d86fb550 : 0xffffff7fa8664fee 0xffffffb0d86fb600 : 0xffffff7fa866567e 0xffffffb0d86fb640 : 0xffffff7fa8625f32 0xffffffb0d86fb660 : 0xffffff7fa8f5fe78 0xffffffb0d86fb900 : 0xffffff7fa8626ad0 0xffffffb0d86fb930 : 0xffffff7fa8f61074 0xffffffb0d86fb9c0 : 0xffffff7fa8f5f0f7 0xffffffb0d86fba10 : 0xffffff7fa8f5eee7 0xffffffb0d86fba60 : 0xffffff7fa8f5df99 0xffffffb0d86fbaa0 : 0xffffff801021eede 0xffffffb0d86fbaf0 : 0xffffff7fa862678e 0xffffffb0d86fbb20 : 0xffffff801022911b 0xffffffb0d86fbc80 : 0xffffff800fb80401 0xffffffb0d86fbd90 : 0xffffff800fa936ad 0xffffffb0d86fbe00 : 0xffffff800fa69c85 0xffffffb0d86fbe60 : 0xffffff800fa812a2 0xffffffb0d86fbef0 : 0xffffff800fba91fd 0xffffffb0d86fbfa0 : 0xffffff800fa33216 Kernel Extensions in backtrace: com.apple.iokit.IOAcceleratorFamily2(442.9)[5523A2B9-D179-3560-9738-E720033965D7]@0xffffff7fa8f1a000->0xffffff7fa8f84fff dependency: com.apple.driver.AppleMobileFileIntegrity(1.0.5)[9B4B41D7-B68F-33D5-80A4-2C4C4A649F6D]@0xffffff80110b8000->0xffffff80110cdfff dependency: com.apple.iokit.IOGraphicsFamily(585.1)[CC341A35-707F-3C8B-8EFD-925F742166A1]@0xffffff7fa909b000->0xffffff7fa90c9fff dependency: com.apple.iokit.IOPCIFamily(2.9)[B99B3B05-71B8-3178-8C27-E0A0ACA9F16E]@0xffffff801255f000->0xffffff8012587fff dependency: com.apple.iokit.IOReportFamily(47)[3F7604AB-EA65-3904-A1F4-AFEB25D288A7]@0xffffff8012596000->0xffffff8012598fff dependency: com.apple.iokit.IOSurface(290.7)[6AE0FD31-9444-350A-88A6-620DF634FF78]@0xffffff8012689000->0xffffff80126a5fff com.apple.driver.AppleIntelKBLGraphics(16.0.2)[F215ACB8-73AE-3891-B6D8-F17299303599]@0xffffff7fa860f000->0xffffff7fa86c6fff dependency: com.apple.iokit.IOAcceleratorFamily2(442.9)[5523A2B9-D179-3560-9738-E720033965D7]@0xffffff7fa8f1a000->0xffffff7fa8f84fff dependency: com.apple.iokit.IOGraphicsFamily(585.1)[CC341A35-707F-3C8B-8EFD-925F742166A1]@0xffffff7fa909b000->0xffffff7fa90c9fff dependency: com.apple.iokit.IOPCIFamily(2.9)[B99B3B05-71B8-3178-8C27-E0A0ACA9F16E]@0xffffff801255f000->0xffffff8012587fff dependency: com.apple.iokit.IOSurface(290.7)[6AE0FD31-9444-350A-88A6-620DF634FF78]@0xffffff8012689000->0xffffff80126a5fff Process name corresponding to current thread: WindowServer Boot args: chunklist-security-epoch=0 -chunklist-no-rev2-dev chunklist-security-epoch=0 -chunklist-no-rev2-dev Mac OS version: 20E241 Kernel version: Darwin Kernel Version 20.4.0: Thu Apr 22 21:46:47 PDT 2021; root:xnu-7195.101.2~1/RELEASE_X86_64 Kernel UUID: 068F99A3-1DB3-31C0-87D5-09942F122BB6 KernelCache slide: 0x000000000f800000 KernelCache base: 0xffffff800fa00000 Kernel slide: 0x000000000f810000 Kernel text base: 0xffffff800fa10000 __HIB text base: 0xffffff800f900000 System model name: MacBookPro16,1 (Mac-E1008331FDC96864) System shutdown begun: NO Hibernation exit count: 6 System uptime in nanoseconds: 34175610724585 Last Sleep: absolute base_tsc base_nano Uptime : 0x00001f1521232409 Sleep : 0x00001f0fa482bb1c 0x000022c81b5808d4 0x00001f08c6ee2e5a Wake : 0x00001f0fd78bfeab 0x000024287b77a816 0x00001f0fb6a6a165 last started kext at 34161671057198: >AudioAUUC 1.70 (addr 0xffffff7fa8d8c000, size 12288) last stopped kext at 25742693208258: >!UAudio 405.39 (addr 0xffffff7fa8d12000, size 315392) loaded kexts: >AudioAUUC 1.70 @filesystems.smbfs 3.5 >usb.!UHostBillboardDevice 1.0 >usb.realtek8153patcher 5.0.0 >!APlatformEnabler 2.7.0d0 >AGPM 122 >X86PlatformShim 1.0.0 @filesystems.autofs 3.0 @fileutil 20.036.15 >!ATopCaseHIDEventDriver 4040.11 >!AHIDALSService 1 @kext.AMDRadeonX6000 4.0.4 @kext.AMDRadeonServiceManager 4.0.4 >!AGraphicsDevicePolicy 6.2.9 @AGDCPluginDisplayMetrics 6.2.9 >pmtelemetry 1 |IOUserEthernet 1.0.1 >usb.!UUserHCI 1 >!AUpstreamUserClient 3.6.8 |IO!BSerialManager 8.0.4d18 @Dont_Steal_Mac_OS_X 7.0.0 >!AHV 1 >!ADiskImages2 1 >!A!IKBLGraphics 16.0.2 >!A!ISlowAdaptiveClocking 4.0.0 >!A!ICFLGraphicsFramebuffer 16.0.2 >BridgeAudioCommunication 140.4 >!AAVEBridge 6.1 >AGDCBacklightControl 6.2.9 >!ABridgeAudio!C 140.4 >!AThunderboltIP 4.0.3 >!A!IPCHPMC 2.0.1 >!AGFXHDA 100.1.433 >!AMuxControl2 6.2.9 >!AMCCSControl 1.14 >BCMWLANFirmware4378.Hashstore 1 >BCMWLANFirmware4377.Hashstore 1 >BCMWLANFirmware4364.Hashstore 1 >BCMWLANFirmware4355.Hashstore 1 >!AFileSystemDriver 3.0.1 @filesystems.tmpfs 1 @filesystems.hfs.kext 556.100.11 @BootCache 40 @!AFSCompression.!AFSCompressionTypeZlib 1.0.0 @!AFSCompression.!AFSCompressionTypeDataless 1.0.0d1 >!ABCMWLANBusInterfacePCIeMac 1 @filesystems.apfs 1677.100.114 @private.KextAudit 1.0 >!ASmartBatteryManager 161.0.0 >!AACPIButtons 6.1 >!ASMBIOS 2.1 >!AACPIEC 6.1 >!AAPIC 1.7 @!ASystemPolicy 2.0.0 @nke.applicationfirewall 311 |IOKitRegistryCompatibility 1 |EndpointSecurity 1 >usb.cdc.acm 5.0.0 >usb.serial 6.0.0 >!UAudio 405.39 >usb.!UHub 1.2 >!AThunderboltPCIUpAdapter 4.1.1 @kext.triggers 1.0 >!AHIDKeyboard 224 >!AHS!BDriver 4040.11 >IO!BHIDDriver 8.0.4d18 >!AActuatorDriver 4440.3 >!AMultitouchDriver 4440.3 >!AInputDeviceSupport 4400.35 @kext.AMDRadeonX6100HWLibs 1.0 @kext.AMDRadeonX6000HWServices 4.0.4 |IOAVB!F 940.4 |IOEthernetAVB!C 1.1.0 @!AGPUWrangler 6.2.9 |IOSlowAdaptiveClocking!F 1.0.0 >X86PlatformPlugin 1.0.0 |IOAccelerator!F2 442.9 |IO!BHost!CUARTTransport 8.0.4d18 |IO!BHost!CTransport 8.0.4d18 >!A!ILpssUARTv1 3.0.60 >!A!ILpssUARTCommon 3.0.60 >!AOnboardSerial 1.0 @plugin.IOgPTPPlugin 980.4 >!ABacklightExpert 1.1.0 >!AThunderboltDPOutAdapter 8.1.4 @kext.AMDRadeonX6000Framebuffer 4.0.4 >IOPlatformPlugin!F 6.0.0d8 |IONDRVSupport 585.1 |IOAudio!F 300.6.1 @vecLib.kext 1.2.0 >!AGraphicsControl 6.2.9 @kext.AMDSupport 4.0.4 @!AGraphicsDeviceControl 6.2.9 |IOGraphics!F 585.1 >!ASMBus!C 1.0.18d1 >usb.IOUSBHostHIDDevice 1.2 >usb.cdc.ecm 5.0.0 >usb.cdc.ncm 5.0.0 >usb.cdc 5.0.0 >usb.networking 5.0.0 >usb.!UHostCompositeDevice 1.2 >!AThunderboltPCIDownAdapter 4.1.1 >!AThunderboltDPInAdapter 8.1.4 >!AThunderboltDPAdapter!F 8.1.4 >!AHPM 3.4.4 >!A!ILpssI2C!C 3.0.60 >!A!ILpssI2C 3.0.60 >!A!ILpssDmac 3.0.60 >!ABSDKextStarter 3 |IOSurface 290.7 @filesystems.hfs.encodings.kext 1 >!ABCMWLANCoreMac 1.0.0 |IOSerial!F 11 |IO80211!FV2 1200.12.2b1 |IOSkywalk!F 1 >mDNSOffloadUserClient 1.0.1b8 >IOImageLoader 1.0.0 >corecapture 1.0.4 >!AXsanScheme 3 >usb.!UVHCIBCE 1.2 >usb.!UVHCICommonBCE 1.0 >usb.!UVHCI 1.2 >usb.!UVHCICommon 1.0 >!AEffaceableNOR 1.0 |IOBufferCopy!C 1.1.0 |IOBufferCopyEngine!F 1 |IONVMe!F 2.1.0 >!AThunderboltNHI 7.2.8 |IOThunderbolt!F 9.3.2 >usb.!UHostPacketFilter 1.0 |IOUSB!F 900.4.2 >usb.!UXHCIPCI 1.2 >usb.!UXHCI 1.2 >!AEFINVRAM 2.1 >!AEFIRuntime 2.1 >!ASMCRTC 1.0 |IOSMBus!F 1.1 |IOHID!F 2.0.0 $!AImage4 3.0.0 |IOTimeSync!F 980.4 |IONetworking!F 3.4 >DiskImages 493.0.0 |IO!B!F 8.0.4d18 |IOReport!F 47 |IO!BPacketLogger 8.0.4d18 $quarantine 4 $sandbox 300.0 @kext.!AMatch 1.0.0d1 |CoreAnalytics!F 1 >!ASSE 1.0 >!AKeyStore 2 >!UTDM 511.101.1 |IOUSBMass!SDriver 184.101.1 |IOSCSIBlockCommandsDevice 436.100.4 |IO!S!F 2.1 |IOSCSIArchitectureModel!F 436.100.4 >!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