Updated to macOS 12.4 (21F79) with Safari 15.5 (17613.2.7.1.8) Activated experimental <model> element Tested vanilla Safari with https://kreativekk.de/wp-content/uploads/ar/_xA_CNC_example.html the includes a simple <model> with a USDZ that uses Behaviour Schemes. Rotated the asset a bit (with inverted rotation direction up/down, as reported before). Crash after a few seconds. --- crash report --- ------------------------------------- Translated Report (Full Report Below) ------------------------------------- Process: Safari [6256] Path: /Applications/Safari.app/Contents/MacOS/Safari Identifier: com.apple.Safari Version: 15.5 (17613.2.7.1.8) Build Info: Safari-7613002007001008~4 Code Type: ARM-64 (Native) Parent Process: launchd [1] User ID: 501 Date/Time: 2022-05-17 13:53:34.8006 +0200 OS Version: macOS 12.4 (21F79) Report Version: 12 Anonymous UUID: 416A5562-26E4-A461-384D-4D806C30B009 Time Awake Since Boot: 970 seconds System Integrity Protection: enabled Crashed Thread: 0 Dispatch queue: com.apple.main-thread Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000008 Exception Codes: 0x0000000000000001, 0x0000000000000008 Exception Note: EXC_CORPSE_NOTIFY Termination Reason: Namespace SIGNAL, Code 11 Segmentation fault: 11 Terminating Process: exc handler [6256] VM Region Info: 0x8 is not in any region. Bytes before following region: 105553518919672 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL UNUSED SPACE AT START ---> MALLOC_NANO (reserved) 600018000000-600020000000 [128.0M] rw-/rwx SM=NUL ...(unallocated) Kernel Triage: VM - pmap_enter failed with resource shortage Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 WebKit 0x1b5f91fe0 WebKit::ModelElementController::modelElementDidCreatePreview(WTF::URL, WTF::String, WebCore::FloatSize, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<std::__1::pair<WTF::String, unsigned int>, WebCore::ResourceError>)>&&) + 60 1 WebKit 0x1b618ff20 WebKit::WebPageProxy::modelElementDidCreatePreview(WTF::URL const&, WTF::String const&, WebCore::FloatSize const&, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<std::__1::pair<WTF::String, unsigned int>, WebCore::ResourceError>)>&&) + 108 2 WebKit 0x1b618ff20 WebKit::WebPageProxy::modelElementDidCreatePreview(WTF::URL const&, WTF::String const&, WebCore::FloatSize const&, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<std::__1::pair<WTF::String, unsigned int>, WebCore::ResourceError>)>&&) + 108 3 WebKit 0x1b64fbbc4 WebKit::WebPageProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 81168 4 WebKit 0x1b5f70f20 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) + 448 5 WebKit 0x1b61a0130 WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 40 6 WebKit 0x1b5f64358 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 268 7 WebKit 0x1b5f63c64 IPC::Connection::dispatchIncomingMessages() + 468 8 JavaScriptCore 0x1afb8e610 WTF::RunLoop::performWork() + 200 9 JavaScriptCore 0x1afb8f3ac WTF::RunLoop::performWork(void*) + 36 10 CoreFoundation 0x1975cd034 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 28 11 CoreFoundation 0x1975ccf80 __CFRunLoopDoSource0 + 208 12 CoreFoundation 0x1975ccc80 __CFRunLoopDoSources0 + 268 13 CoreFoundation 0x1975cb600 __CFRunLoopRun + 828 14 CoreFoundation 0x1975cab24 CFRunLoopRunSpecific + 600 15 HIToolbox 0x1a0203338 RunCurrentEventLoopInMode + 292 16 HIToolbox 0x1a02030b4 ReceiveNextEventCommon + 564 17 HIToolbox 0x1a0202e68 _BlockUntilNextEventMatchingListInModeWithFilter + 72 18 AppKit 0x19a13178c _DPSNextEvent + 860 19 AppKit 0x19a130084 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1328 20 Safari 0x1bea770e8 -[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 236 21 AppKit 0x19a122250 -[NSApplication run] + 596 22 AppKit 0x19a0f396c NSApplicationMain + 1132 23 Safari 0x1bea603e8 SafariMain + 464 24 dyld 0x1044a108c start + 520 Thread 1:: com.apple.coreanimation.render-server 0 libsystem_kernel.dylib 0x1974c28b0 mach_msg_trap + 8 1 libsystem_kernel.dylib 0x1974c2d20 mach_msg + 76 2 QuartzCore 0x19e48a61c CA::Render::Server::server_thread(void*) + 520 3 QuartzCore 0x19e48a404 thread_fun(void*) + 32 4 libsystem_pthread.dylib 0x19750026c _pthread_start + 148 5 libsystem_pthread.dylib 0x1974fb08c thread_start + 8 Thread 2: 0 libsystem_pthread.dylib 0x1974fb078 start_wqthread + 0 Thread 3:: Dispatch queue: com.apple.WebInspector.deviceAccessQueue 0 libsystem_kernel.dylib 0x1974c3634 read + 8 1 libcrypto.35.dylib 0x1bc35954c sock_read + 60 2 libcrypto.35.dylib 0x1bc355098 BIO_read + 128 3 libssl.35.dylib 0x1c123ecf8 ssl23_read_bytes + 80 4 libssl.35.dylib 0x1c123e51c ssl23_connect + 936 5 MobileDevice 0x1623f4764 lockssl_handshake + 704 6 MobileDevice 0x162409974 AMDeviceSecureStartService + 3324 7 WebInspector 0x1cc1914b4 -[RWIServiceLockdownConnection deviceQueue_startServiceWithName:completionHandler:] + 132 8 WebInspector 0x1cc190490 __94-[RWIServiceLockdownConnection startServiceWithName:retryPolicy:setupBlock:completionHandler:]_block_invoke.56 + 260 9 libdispatch.dylib 0x19733a5f0 _dispatch_call_block_and_release + 32 10 libdispatch.dylib 0x19733c1b4 _dispatch_client_callout + 20 11 libdispatch.dylib 0x1973438a8 _dispatch_lane_serial_drain + 668 12 libdispatch.dylib 0x197344404 _dispatch_lane_invoke + 392 13 libdispatch.dylib 0x19734ec98 _dispatch_workloop_worker_thread + 648 14 libsystem_pthread.dylib 0x1974fc360 _pthread_wqthread + 288 15 libsystem_pthread.dylib 0x1974fb080 start_wqthread + 8 Thread 4:: com.apple.NSEventThread 0 libsystem_kernel.dylib 0x1974c28b0 mach_msg_trap + 8 1 libsystem_kernel.dylib 0x1974c2d20 mach_msg + 76 2 CoreFoundation 0x1975cd2b0 __CFRunLoopServiceMachPort + 372 3 CoreFoundation 0x1975cb760 __CFRunLoopRun + 1180 4 CoreFoundation 0x1975cab24 CFRunLoopRunSpecific + 600 5 AppKit 0x19a29e374 _NSEventThread + 196 6 libsystem_pthread.dylib 0x19750026c _pthread_start + 148 7 libsystem_pthread.dylib 0x1974fb08c thread_start + 8 Thread 5:: com.apple.CFSocket.private 0 libsystem_kernel.dylib 0x1974cd598 __select + 8 1 CoreFoundation 0x1975f7890 __CFSocketManager + 644 2 libsystem_pthread.dylib 0x19750026c _pthread_start + 148 3 libsystem_pthread.dylib 0x1974fb08c thread_start + 8 Thread 6:: JavaScriptCore libpas scavenger 0 libsystem_kernel.dylib 0x1974c6270 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x19750083c _pthread_cond_wait + 1236 2 JavaScriptCore 0x1afc208bc scavenger_thread_main + 1232 3 libsystem_pthread.dylib 0x19750026c _pthread_start + 148 4 libsystem_pthread.dylib 0x1974fb08c thread_start + 8 Thread 7:: Dispatch queue: com.apple.WebInspector.deviceAccessQueue 0 libsystem_kernel.dylib 0x1974c3634 read + 8 1 libcrypto.35.dylib 0x1bc35954c sock_read + 60 2 libcrypto.35.dylib 0x1bc355098 BIO_read + 128 3 libssl.35.dylib 0x1c123ecf8 ssl23_read_bytes + 80 4 libssl.35.dylib 0x1c123e51c ssl23_connect + 936 5 MobileDevice 0x1623f4764 lockssl_handshake + 704 6 MobileDevice 0x162409974 AMDeviceSecureStartService + 3324 7 WebInspector 0x1cc1914b4 -[RWIServiceLockdownConnection deviceQueue_startServiceWithName:completionHandler:] + 132 8 WebInspector 0x1cc190490 __94-[RWIServiceLockdownConnection startServiceWithName:retryPolicy:setupBlock:completionHandler:]_block_invoke.56 + 260 9 libdispatch.dylib 0x19733a5f0 _dispatch_call_block_and_release + 32 10 libdispatch.dylib 0x19733c1b4 _dispatch_client_callout + 20 11 libdispatch.dylib 0x1973438a8 _dispatch_lane_serial_drain + 668 12 libdispatch.dylib 0x197344404 _dispatch_lane_invoke + 392 13 libdispatch.dylib 0x19734ec98 _dispatch_workloop_worker_thread + 648 14 libsystem_pthread.dylib 0x1974fc360 _pthread_wqthread + 288 15 libsystem_pthread.dylib 0x1974fb080 start_wqthread + 8 Thread 8: 0 libsystem_pthread.dylib 0x1974fb078 start_wqthread + 0 Thread 9: 0 libsystem_pthread.dylib 0x1974fb078 start_wqthread + 0 Thread 10: 0 libsystem_pthread.dylib 0x1974fb078 start_wqthread + 0 Thread 11: 0 libsystem_pthread.dylib 0x1974fb078 start_wqthread + 0 Thread 0 crashed with ARM Thread State (64-bit): x0: 0x0000000000000000 x1: 0x000000016ba43d18 x2: 0x000000016ba43d10 x3: 0x43fb000000000000 x4: 0x0000000043fb0000 x5: 0x000000016ba44c80 x6: 0x0000000000000035 x7: 0x0000600001c20000 x8: 0x43fb000000000000 x9: 0x0000000000000004 x10: 0x000000000000003b x11: 0x000000000000000b x12: 0x0000000000000010 x13: 0x0000000000000000 x14: 0x0000000011111111 x15: 0x00000001eff891c0 x16: 0x00098001f2cf95f0 x17: 0xf13b00010d004fb0 x18: 0x0000000000000000 x19: 0x000000016ba44c80 x20: 0x000000016ba43d18 x21: 0x0000000043fb0000 x22: 0x000000016ba43d10 x23: 0x0000000000000000 x24: 0x0000000000000002 x25: 0x43fb000000000000 x26: 0x000000016ba44c80 x27: 0x000000010d020100 x28: 0x00000001281cf018 fp: 0x000000016ba43d00 lr: 0x284f0001b618ff20 sp: 0x000000016ba43bd0 pc: 0x00000001b5f91fe0 cpsr: 0x80001000 far: 0x0000000000000008 esr: 0x92000006 (Data Abort) byte read Translation fault Binary Images: 0x1b5ba7000 - 0x1b668efff com.apple.WebKit (17613) <12a2e5c1-57ad-354f-9301-2c7c657ebaa7> /System/Library/Frameworks/WebKit.framework/Versions/A/WebKit 0x1af9f6000 - 0x1b0e71fff com.apple.JavaScriptCore (17613) <0955690f-fafd-3963-ae7e-309049449fe2> /System/Library/Frameworks/JavaScriptCore.framework/Versions/A/JavaScriptCore 0x197548000 - 0x197a8efff com.apple.CoreFoundation (6.9) <994db908-11a1-3e43-b7df-25c09d51368a> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation 0x1a01d1000 - 0x1a0504fff com.apple.HIToolbox (2.1.1) <f842b96a-54f3-36f3-9b94-b258fae1b7eb> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox 0x19a0f0000 - 0x19afa7fff com.apple.AppKit (6.9) <a773dd23-b1c8-3c9b-9175-9a71d210ace0> /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit 0x1bea5b000 - 0x1bf346fff com.apple.Safari.framework (17613) <07061af5-10a1-3118-b2cd-52a795797583> /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari 0x10449c000 - 0x1044fbfff dyld (*) <d9c2a46e-8dc4-3950-9d6a-f799e8ccb683> /usr/lib/dyld 0x1974c1000 - 0x1974f8fff libsystem_kernel.dylib (*) <03f48dc5-caa7-3678-af61-1a3c7fa8b06e> /usr/lib/system/libsystem_kernel.dylib 0x19e43f000 - 0x19e76cfff com.apple.QuartzCore (1.11) <7a5838a0-104b-3896-9c99-66ee81786497> /System/Library/Frameworks/QuartzCore.framework/Versions/A/QuartzCore 0x1974f9000 - 0x197505fff libsystem_pthread.dylib (*) <42166a2c-89a9-3c38-a215-f028544cea23> /usr/lib/system/libsystem_pthread.dylib 0x1bc333000 - 0x1bc424fff libcrypto.35.dylib (*) <ee1fcbc7-8bbf-3bd6-8552-604da4191a66> /usr/lib/libcrypto.35.dylib 0x1c1233000 - 0x1c1264fff libssl.35.dylib (*) <0c6106eb-3de0-370e-8b9f-db6b9501bc7b> /usr/lib/libssl.35.dylib 0x1622d0000 - 0x162597fff com.apple.mobiledevice (1369.121.2) <448367ff-e0f8-3d0b-9772-e925f525aa00> /Library/Apple/*/MobileDevice.framework/Versions/A/MobileDevice 0x1cc103000 - 0x1cc1cefff com.apple.WebInspector (17613) <79b1b9d2-81f1-3007-b526-257f9462341e> /System/Library/PrivateFrameworks/WebInspector.framework/Versions/A/WebInspector 0x197338000 - 0x19737efff libdispatch.dylib (*) <f9300d47-d3db-3349-8a6d-acb68cd9983b> /usr/lib/system/libdispatch.dylib 0x0 - 0xffffffffffffffff ??? (*) <00000000-0000-0000-0000-000000000000> ??? External Modification Summary: Calls made by other processes targeting this process: task_for_pid: 0 thread_create: 0 thread_set_state: 0 Calls made by this process: task_for_pid: 0 thread_create: 0 thread_set_state: 0 Calls made by all processes on this machine: task_for_pid: 0 thread_create: 0 thread_set_state: 0 VM Region Summary: ReadOnly portion of Libraries: Total=1.2G resident=0K(0%) swapped_out_or_unallocated=1.2G(100%) Writable regions: Total=2.4G written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=2.4G(100%) VIRTUAL REGION REGION TYPE SIZE COUNT (non-coalesced) =========== ======= ======= Accelerate framework 1664K 13 Activity Tracing 256K 1 CG backing stores 960K 4 CG image 42.2M 243 ColorSync 576K 29 CoreAnimation 19.7M 121 CoreGraphics 48K 3 CoreImage 48K 3 CoreUI image data 1488K 22 Foundation 48K 2 Image IO 6112K 124 JS JIT generated code 512.0M 3 Kernel Alloc Once 32K 1 MALLOC 358.4M 120 MALLOC guard page 288K 16 MALLOC_MEDIUM (reserved) 944.0M 8 reserved VM address space (unallocated) MALLOC_NANO (reserved) 384.0M 1 reserved VM address space (unallocated) SQLite page cache 1792K 28 STACK GUARD 56.2M 12 Stack 14.3M 12 VM_ALLOCATE 592K 18 WebKit Malloc 192.0M 5 __AUTH 3987K 492 __AUTH_CONST 28.0M 725 __CTF 756 1 __DATA 21.3M 721 __DATA_CONST 27.2M 738 __DATA_DIRTY 2929K 323 __FONT_DATA 4K 1 __GLSLBUILTINS 5176K 1 __LINKEDIT 580.1M 15 __OBJC_CONST 6001K 451 __OBJC_RO 83.0M 1 __OBJC_RW 3152K 1 __TEXT 698.8M 757 __UNICODE 592K 1 dyld private memory 1024K 1 libnetwork 5760K 32 mapped file 514.5M 73 shared memory 912K 14 =========== ======= ======= TOTAL 4.4G 5137 TOTAL, minus reserved VM space 3.1G 5137 ----------- Full Report ----------- {"app_name":"Safari","timestamp":"2022-05-17 13:53:52.00 +0200","app_version":"15.5","slice_uuid":"8533a1f9-351a-3491-8ac2-da916fd22765","build_version":"17613.2.7.1.8","platform":1,"bundleID":"com.apple.Safari","share_with_app_devs":1,"is_first_party":0,"bug_type":"309","os_version":"macOS 12.4 (21F79)","incident_id":"BCA85638-090B-4DF9-B01A-D1B6D0B762AB","name":"Safari"} { "uptime" : 970, "procLaunch" : "2022-05-17 13:51:32.5091 +0200", "procRole" : "Foreground", "version" : 2, "userID" : 501, "deployVersion" : 210, "modelCode" : "Macmini9,1", "procStartAbsTime" : 20492247467, "coalitionID" : 10222, "osVersion" : { "train" : "macOS 12.4", "build" : "21F79", "releaseType" : "User" }, "captureTime" : "2022-05-17 13:53:34.8006 +0200", "incident" : "BCA85638-090B-4DF9-B01A-D1B6D0B762AB", "bug_type" : "309", "pid" : 6256, "procExitAbsTime" : 23426585746, "translated" : false, "cpuType" : "ARM-64", "procName" : "Safari", "procPath" : "\/Applications\/Safari.app\/Contents\/MacOS\/Safari", "bundleInfo" : {"CFBundleShortVersionString":"15.5","CFBundleVersion":"17613.2.7.1.8","CFBundleIdentifier":"com.apple.Safari"}, "buildInfo" : {"ProjectName":"Safari","SourceVersion":"7613002007001008","BuildVersion":"4"}, "storeInfo" : {"deviceIdentifierForVendor":"2FBC4456-A24F-582B-A7FC-ECA136FE70E6","thirdParty":true}, "parentProc" : "launchd", "parentPid" : 1, "coalitionName" : "com.apple.Safari", "crashReporterKey" : "416A5562-26E4-A461-384D-4D806C30B009", "sip" : "enabled", "vmRegionInfo" : "0x8 is not in any region. Bytes before following region: 105553518919672\n REGION TYPE START - END [ VSIZE] PRT\/MAX SHRMOD REGION DETAIL\n UNUSED SPACE AT START\n---> \n MALLOC_NANO (reserved) 600018000000-600020000000 [128.0M] rw-\/rwx SM=NUL ...(unallocated)", "isCorpse" : 1, "exception" : {"codes":"0x0000000000000001, 0x0000000000000008","rawCodes":[1,8],"type":"EXC_BAD_ACCESS","signal":"SIGSEGV","subtype":"KERN_INVALID_ADDRESS at 0x0000000000000008"}, "termination" : {"flags":0,"code":11,"namespace":"SIGNAL","indicator":"Segmentation fault: 11","byProc":"exc handler","byPid":6256}, "ktriageinfo" : "VM - pmap_enter failed with resource shortage\n", "vmregioninfo" : "0x8 is not in any region. Bytes before following region: 105553518919672\n REGION TYPE START - END [ VSIZE] PRT\/MAX SHRMOD REGION DETAIL\n UNUSED SPACE AT START\n---> \n MALLOC_NANO (reserved) 600018000000-600020000000 [128.0M] rw-\/rwx SM=NUL ...(unallocated)", "extMods" : {"caller":{"thread_create":0,"thread_set_state":0,"task_for_pid":0},"system":{"thread_create":0,"thread_set_state":0,"task_for_pid":0},"targeted":{"thread_create":0,"thread_set_state":0,"task_for_pid":0},"warnings":0}, "faultingThread" : 0, "threads" : [{"triggered":true,"id":38551,"threadState":{"x":[{"value":0},{"value":6100892952},{"value":6100892944},{"value":4898509019695546368},{"value":1140523008},{"value":6100896896},{"value":53},{"value":105553145757696},{"value":4898509019695546368},{"value":4},{"value":59},{"value":11},{"value":16},{"value":0},{"value":286331153},{"value":8321012160,"symbolLocation":0,"symbol":"OBJC_CLASS_$_WKObject"},{"value":2674020647409136,"symbolLocation":2674012278751248,"symbol":"vtable for 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Could not force a crash by using Safari TP 145
Given that this doesn't reproduce with STP 145, this is likely already fixed in WebKit. But it would be very good to find what fixed this, to confirm that it's gone for good, and has a regression test. rdar://88767336