panic(cpu 3 caller 0xffffff801e8bed06): "Zone cache element was used after free! Element 0xffffff936cb41000 was corrupted at " "beginning; Expected 0xc214f405b1bb8c0f but found 0xc214f405b1bb8c10; canary 0x3deb0b96dd0f9c0f; zone 0xffffff801f03b0f0 (kext.kalloc.512)"@/AppleInternal/BuildRoot/Library/Caches/com.apple.xbs/Sources/xnu/xnu-7195.60.75/osfmk/kern/zcache.c:627 Backtrace (CPU 3), Frame : Return Address 0xffffffa094793430 : 0xffffff801e0b9aed mach_kernel : _handle_debugger_trap + 0x3dd 0xffffffa094793480 : 0xffffff801e1fc6e3 mach_kernel : _kdp_i386_trap + 0x143 0xffffffa0947934c0 : 0xffffff801e1ecd1a mach_kernel : _kernel_trap + 0x55a 0xffffffa094793510 : 0xffffff801e05ea2f mach_kernel : _return_from_trap + 0xff 0xffffffa094793530 : 0xffffff801e0b938d mach_kernel : _DebuggerTrapWithState + 0xad 0xffffffa094793650 : 0xffffff801e0b9678 mach_kernel : _panic_trap_to_debugger + 0x268 0xffffffa0947936c0 : 0xffffff801e8be3ca mach_kernel : _panic + 0x54 0xffffffa094793730 : 0xffffff801e8bed06 mach_kernel : _kheap_temp_leak_panic + 0x82c 0xffffffa094793750 : 0xffffff801e1168e0 mach_kernel : _zdestroy + 0x13e0 0xffffffa0947937d0 : 0xffffff801e0c7f64 mach_kernel : _task_get_exception_ports_from_user + 0x554 0xffffffa094793820 : 0xffffff801e779054 mach_kernel : _OSObject_operator_new_external + 0x24 0xffffffa094793840 : 0xffffff7f9f95edaa com.apple.kext.AMDRadeonX4000 : __ZN37AMDRadeonX4000_AMDGraphicsAccelerator12newSysMemoryEv + 0x10 0xffffffa094793860 : 0xffffff7fbe746bad com.apple.iokit.IOAcceleratorFamily2 : __ZN22IOGraphicsAccelerator215createSysMemoryEv + 0x13 0xffffffa094793880 : 0xffffff7fbe75c199 com.apple.iokit.IOAcceleratorFamily2 : __ZN16IOAccelSysMemory16withClientBufferEP22IOGraphicsAccelerator2P4taskP14IOAccelShared2yy + 0x25b 0xffffffa094793930 : 0xffffff7fbe73276e com.apple.iokit.IOAcceleratorFamily2 : __ZN14IOAccelShared225memory_with_client_bufferEyy + 0xc4 0xffffffa094793980 : 0xffffff7fbe72a6c9 com.apple.iokit.IOAcceleratorFamily2 : __ZN16IOAccelResource227newResourceWithClientBufferEP22IOGraphicsAccelerator2P14IOAccelShared215eIOAccelResTypeyyyyPy + 0xd5 0xffffffa0947939e0 : 0xffffff7fbe734391 com.apple.iokit.IOAcceleratorFamily2 : __ZN24IOAccelSharedUserClient212new_resourceEP22IOAccelNewResourceArgsP28IOAccelNewResourceReturnDatayPj + 0x4d5 0xffffffa094793a40 : 0xffffff7fbe736079 com.apple.iokit.IOAcceleratorFamily2 : __ZN24IOAccelSharedUserClient214s_new_resourceEPS_PvP25IOExternalMethodArguments + 0x97 0xffffffa094793a80 : 0xffffff801e84569e mach_kernel : __ZN12IOUserClient14externalMethodEjP25IOExternalMethodArgumentsP24IOExternalMethodDispatchP8OSObjectPv + 0x1de 0xffffffa094793ad0 : 0xffffff7fbe736272 com.apple.iokit.IOAcceleratorFamily2 : __ZN24IOAccelSharedUserClient214externalMethodEjP25IOExternalMethodArgumentsP24IOExternalMethodDispatchP8OSObjectPv + 0x80 0xffffffa094793b20 : 0xffffff801e84f86b mach_kernel : _is_io_connect_method + 0x35b 0xffffffa094793c80 : 0xffffff801e1a7d81 mach_kernel : _iokit_server_routine + 0x4d81 0xffffffa094793d90 : 0xffffff801e0bf0e7 mach_kernel : _ipc_kobject_server + 0x337 0xffffffa094793e00 : 0xffffff801e095905 mach_kernel : _ipc_kmsg_send + 0x115 0xffffffa094793e60 : 0xffffff801e0ad012 mach_kernel : _mach_msg_overwrite_trap + 0x2d2 0xffffffa094793ef0 : 0xffffff801e1d0ec3 mach_kernel : _mach_call_munger64 + 0x273 0xffffffa094793fa0 : 0xffffff801e05f216 mach_kernel : _hndl_mach_scall64 + 0x16 Kernel Extensions in backtrace: com.apple.iokit.IOAcceleratorFamily2(439.52)[7A774662-98F8-3F50-A17A-9140E5D35770]@0xffffff7fbe709000->0xffffff7fbe772fff dependency: com.apple.driver.AppleMobileFileIntegrity(1.0.5)[9BA70327-883F-3E4F-960A-14203BB191FD]@0xffffff801f600000->0xffffff801f614fff dependency: com.apple.iokit.IOGraphicsFamily(585)[010A56CD-1229-3DA1-B6A8-666F37B48F21]@0xffffff7fbe861000->0xffffff7fbe88ffff dependency: com.apple.iokit.IOPCIFamily(2.9)[D0F1BFB8-C28E-3E70-891B-73B783189394]@0xffffff8020a2c000->0xffffff8020a53fff dependency: com.apple.iokit.IOReportFamily(47)[3A404946-7B6B-371A-A7B5-96E25F6F449D]@0xffffff8020a62000->0xffffff8020a64fff dependency: com.apple.iokit.IOSurface(289.3)[02F632E8-9551-31F9-ADDB-605FECBA0426]@0xffffff8020b73000->0xffffff8020b8efff com.apple.kext.AMDRadeonX4000(4.0.2)[F6E022D0-83E6-3FEA-8F3B-305DDB127ABD]@0xffffff7f9f95a000->0xffffff7f9fd95fff dependency: com.apple.iokit.IOAcceleratorFamily2(439.52)[7A774662-98F8-3F50-A17A-9140E5D35770]@0xffffff7fbe709000->0xffffff7fbe772fff dependency: com.apple.iokit.IOGraphicsFamily(585)[010A56CD-1229-3DA1-B6A8-666F37B48F21]@0xffffff7fbe861000->0xffffff7fbe88ffff dependency: com.apple.iokit.IOPCIFamily(2.9)[D0F1BFB8-C28E-3E70-891B-73B783189394]@0xffffff8020a2c000->0xffffff8020a53fff dependency: com.apple.iokit.IOSurface(289.3)[02F632E8-9551-31F9-ADDB-605FECBA0426]@0xffffff8020b73000->0xffffff8020b8efff Process name corresponding to current thread: WindowServer Boot args: keepsyms=1 debug=0x100 alcid=1 chunklist-security-epoch=0 -chunklist-no-rev2-dev Mac OS version: 20C69 Kernel version: Darwin Kernel Version 20.2.0: Wed Dec 2 20:39:59 PST 2020; root:xnu-7195.60.75~1/RELEASE_X86_64 Kernel UUID: 82E2050C-5936-3D24-AD3B-EC4EC5C09E11 KernelCache slide: 0x000000001de00000 KernelCache base: 0xffffff801e000000 Kernel slide: 0x000000001de10000 Kernel text base: 0xffffff801e010000 __HIB text base: 0xffffff801df00000 System model name: iMac19,1 (Mac-AA95B1DDAB278B95) System shutdown begun: NO Panic diags file available: YES (0x0) Hibernation exit count: 0 System uptime in nanoseconds: 193743841310 Last Sleep: absolute base_tsc base_nano Uptime : 0x0000002d1c086a1c Sleep : 0x0000000000000000 0x0000000000000000 0x0000000000000000 Wake : 0x0000000000000000 0x0000000fa3ccf950 0x0000000000000000