Bug 233757 - Safari Technology Preview 135 - Crash Occurs in YouTube
Summary: Safari Technology Preview 135 - Crash Occurs in YouTube
Status: RESOLVED MOVED
Alias: None
Product: WebKit
Classification: Unclassified
Component: Layout and Rendering (show other bugs)
Version: Safari Technology Preview
Hardware: Mac (Intel) macOS 12
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2021-12-02 04:35 PST by Junsung Lee
Modified: 2021-12-02 10:43 PST (History)
4 users (show)

See Also:


Attachments
recording of this occurrence (48.35 MB, video/quicktime)
2021-12-02 04:35 PST, Junsung Lee
no flags Details

Note You need to log in before you can comment on or make changes to this bug.
Description Junsung Lee 2021-12-02 04:35:46 PST
Created attachment 445710 [details]
recording of this occurrence

************


Environment


************

Process:               Safari Technology Preview [2213]
Path:                  /Applications/Safari Technology Preview.app/Contents/MacOS/Safari Technology Preview
Identifier:            com.apple.SafariTechnologyPreview
Version:               15.4 (17613.1.7.3)
Build Info:            Safari-7613001007003000~1
Code Type:             X86-64 (Native)
Parent Process:        launchd [1]
User ID:               501

Date/Time:             2021-12-02 14:24:56.7527 +0800
OS Version:            macOS 12.0.1 (21A559)
Report Version:        12
Bridge OS Version:     6.0 (19P549)
Anonymous UUID:        B5C60656-A848-890B-6AE6-A729E242F71A
Sleep/Wake UUID:       19D0DD5C-33C2-4BFA-8A26-FE7A50ABFB5E
System Integrity Protection: disabled
Crashed Thread:        0  Dispatch queue: com.apple.main-thread
Exception Type:        EXC_CRASH (SIGABRT)
Exception Codes:       0x0000000000000000, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Application Specific Information:
abort() called

*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSSetM addObject:]: object cannot be nil'
terminating with uncaught exception of type NSException


Application Specific Backtrace 0:
0   CoreFoundation                      0x00007ff80c0e6e5b __exceptionPreprocess + 242
1   libobjc.A.dylib                     0x00007ff80be47b9d objc_exception_throw + 48
2   CoreFoundation                      0x00007ff80c1a2404 _CFThrowFormattedException + 202
3   CoreFoundation                      0x00007ff80c1a8be9 -[__NSSetM addObject:].cold.2 + 0
4   CoreFoundation                      0x00007ff80c049cc6 -[__NSSetM addObject:] + 712
5   AppKit                              0x00007ff80f0c2667 -[NSScrubberDocumentView executePendingChanges:completionHandler:] + 5949
6   AppKit                              0x00007ff80ee8b9e1 -[NSScrubber performSequentialBatchUpdates:completionHandler:] + 144
7   Safari                              0x0000000105d21302 -[VisualScrubberViewController endBatchTabManipulation] + 199
8   Safari                              0x0000000105d65228 -[WindowFunctionBarProvider endBatchTabManipulation] + 58
9   Safari                              0x00000001059379de -[BrowserWindowController endBatchTabManipulation] + 80
10  Safari                              0x00000001058e2b14 -[BrowserDocumentController _goToEachRequest:tabLabels:windowPolicy:tabPlacementHint:forSearch:inNewProcess:] + 3580
11  Safari                              0x00000001058e1728 -[BrowserDocumentController _goToRequest:tabLabel:windowPolicy:tabPlacementHint:forSearch:inNewProcess:] + 898
12  Safari                              0x00000001058df873 -[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:forSearch:] + 140
13  Safari                              0x00000001058df7d6 -[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:] + 20
14  Safari                              0x00000001057e7a64 __126-[BrowserNavigationDelegate _handlePolicyWhenNotReusingCurrentWebViewForURL:policy:readingListItem:pageNumber:navigationType:]_block_invoke + 286
15  libdispatch.dylib                   0x00007ff80bdecad8 _dispatch_call_block_and_release + 12
16  libdispatch.dylib                   0x00007ff80bdedcc9 _dispatch_client_callout + 8
17  libdispatch.dylib                   0x00007ff80bdfa5d8 _dispatch_main_queue_callback_4CF + 951
18  CoreFoundation                      0x00007ff80c0a95d9 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
19  CoreFoundation                      0x00007ff80c06a6ae __CFRunLoopRun + 2752
20  CoreFoundation                      0x00007ff80c06952d CFRunLoopRunSpecific + 563
21  HIToolbox                           0x00007ff814c873e1 RunCurrentEventLoopInMode + 292
22  HIToolbox                           0x00007ff814c87137 ReceiveNextEventCommon + 587
23  HIToolbox                           0x00007ff814c86ed5 _BlockUntilNextEventMatchingListInModeWithFilter + 70
24  AppKit                              0x00007ff80ea948f0 _DPSNextEvent + 886
25  AppKit                              0x00007ff80ea92f5c -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1411
26  Safari                              0x000000010585d9e6 -[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 231
27  AppKit                              0x00007ff80ea85359 -[NSApplication run] + 586
28  AppKit                              0x00007ff80ea591f8 NSApplicationMain + 816
29  Safari                              0x0000000105bd0cd8 SafariMain + 450
30  dyld                                0x00000001073d34fe start + 462
31  ???                                 0x0000000000000000 0x0 + 0
32  Safari Technology Preview           0x00000001036b8000 __dso_handle + 0


Thread 0 Crashed::  Dispatch queue: com.apple.main-thread
0   libsystem_kernel.dylib        	    0x7ff80bf6e112 __pthread_kill + 10
1   libsystem_pthread.dylib       	    0x7ff80bfa4233 pthread_kill + 263
2   libsystem_c.dylib             	    0x7ff80bef0d10 abort + 123
3   libc++abi.dylib               	    0x7ff80bf610b2 abort_message + 241
4   libc++abi.dylib               	    0x7ff80bf521fd demangling_terminate_handler() + 266
5   libobjc.A.dylib               	    0x7ff80be4f509 _objc_terminate() + 96
6   libc++abi.dylib               	    0x7ff80bf604d7 std::__terminate(void (*)()) + 8
7   libc++abi.dylib               	    0x7ff80bf60488 std::terminate() + 56
8   libdispatch.dylib             	    0x7ff80bdedcdd _dispatch_client_callout + 28
9   libdispatch.dylib             	    0x7ff80bdfa5d8 _dispatch_main_queue_callback_4CF + 951
10  CoreFoundation                	    0x7ff80c0a95d9 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
11  CoreFoundation                	    0x7ff80c06a6ae __CFRunLoopRun + 2752
12  CoreFoundation                	    0x7ff80c06952d CFRunLoopRunSpecific + 563
13  HIToolbox                     	    0x7ff814c873e1 RunCurrentEventLoopInMode + 292
14  HIToolbox                     	    0x7ff814c87137 ReceiveNextEventCommon + 587
15  HIToolbox                     	    0x7ff814c86ed5 _BlockUntilNextEventMatchingListInModeWithFilter + 70
16  AppKit                        	    0x7ff80ea948f0 _DPSNextEvent + 886
17  AppKit                        	    0x7ff80ea92f5c -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1411
18  Safari                        	       0x10585d9e6 -[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 231
19  AppKit                        	    0x7ff80ea85359 -[NSApplication run] + 586
20  AppKit                        	    0x7ff80ea591f8 NSApplicationMain + 816
21  Safari                        	       0x105bd0cd8 SafariMain + 450
22  dyld                          	       0x1073d34fe start + 462

Thread 1:: JavaScriptCore bmalloc scavenger
0   libsystem_kernel.dylib        	    0x7ff80bf6a506 __psynch_cvwait + 10
1   libsystem_pthread.dylib       	    0x7ff80bfa4a89 _pthread_cond_wait + 1224
2   libc++.1.dylib                	    0x7ff80bf03f53 std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock<std::__1::mutex>&, std::__1::chrono::time_point<std::__1::chrono::system_clock, std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l> > >) + 93
3   JavaScriptCore                	       0x104ed9432 bmalloc::Scavenger::threadRunLoop() + 882
4   JavaScriptCore                	       0x104ed8da9 bmalloc::Scavenger::threadEntryPoint(bmalloc::Scavenger*) + 9
5   JavaScriptCore                	       0x104eda457 void* std::__1::__thread_proxy<std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, void (*)(bmalloc::Scavenger*), bmalloc::Scavenger*> >(void*) + 39
6   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
7   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15

Thread 2:: com.apple.coreanimation.render-server
0   libsystem_kernel.dylib        	    0x7ff80bf67aba mach_msg_trap + 10
1   libsystem_kernel.dylib        	    0x7ff80bf67e2b mach_msg + 59
2   QuartzCore                    	    0x7ff813117678 CA::Render::Server::server_thread(void*) + 493
3   QuartzCore                    	    0x7ff81311747d thread_fun(void*) + 25
4   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
5   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15

Thread 3:: com.apple.NSEventThread
0   libsystem_kernel.dylib        	    0x7ff80bf67aba mach_msg_trap + 10
1   libsystem_kernel.dylib        	    0x7ff80bf67e2b mach_msg + 59
2   CoreFoundation                	    0x7ff80c06ba42 __CFRunLoopServiceMachPort + 319
3   CoreFoundation                	    0x7ff80c06a11b __CFRunLoopRun + 1325
4   CoreFoundation                	    0x7ff80c06952d CFRunLoopRunSpecific + 563
5   AppKit                        	    0x7ff80ec02cec _NSEventThread + 132
6   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
7   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15

Thread 4:: com.apple.CFSocket.private
0   libsystem_kernel.dylib        	    0x7ff80bf6fe4a __select + 10
1   CoreFoundation                	    0x7ff80c092e1d __CFSocketManager + 630
2   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
3   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15

Thread 5:: com.apple.CFNetwork.CustomProtocols
0   libsystem_kernel.dylib        	    0x7ff80bf67aba mach_msg_trap + 10
1   libsystem_kernel.dylib        	    0x7ff80bf67e2b mach_msg + 59
2   CoreFoundation                	    0x7ff80c06ba42 __CFRunLoopServiceMachPort + 319
3   CoreFoundation                	    0x7ff80c06a11b __CFRunLoopRun + 1325
4   CoreFoundation                	    0x7ff80c06952d CFRunLoopRunSpecific + 563
5   CFNetwork                     	    0x7ff810c579a6 0x7ff810a09000 + 2419110
6   Foundation                    	    0x7ff80ceca3c9 __NSThread__start__ + 1025
7   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
8   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15

Thread 6:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 7:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 8:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 9:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 10:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 11:
0   libsystem_pthread.dylib       	    0x7ff80bfa000c start_wqthread + 0

Thread 12:: CVDisplayLink
0   libsystem_kernel.dylib        	    0x7ff80bf6a506 __psynch_cvwait + 10
1   libsystem_pthread.dylib       	    0x7ff80bfa4abf _pthread_cond_wait + 1278
2   CoreVideo                     	    0x7ff8137d43aa CVDisplayLink::waitUntil(unsigned long long) + 340
3   CoreVideo                     	    0x7ff8137d3760 CVDisplayLink::runIOThread() + 534
4   libsystem_pthread.dylib       	    0x7ff80bfa4514 _pthread_start + 125
5   libsystem_pthread.dylib       	    0x7ff80bfa002f thread_start + 15


Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x0000000000000000  rbx: 0x0000000107446600  rcx: 0x00007ff7bc845c38  rdx: 0x0000000000000000
  rdi: 0x0000000000000103  rsi: 0x0000000000000006  rbp: 0x00007ff7bc845c60  rsp: 0x00007ff7bc845c38
   r8: 0x00007ff7bc845b00   r9: 0x00007ff80bf63fa1  r10: 0x0000000000000000  r11: 0x0000000000000246
  r12: 0x0000000000000103  r13: 0x0000003000000008  r14: 0x0000000000000006  r15: 0x0000000000000016
  rip: 0x00007ff80bf6e112  rfl: 0x0000000000000246  cr2: 0x00007ff80bef0c95
  
Logical CPU:     0
Error Code:      0x02000148 
Trap Number:     133


Binary Images:
    0x7ff80bf67000 -     0x7ff80bf9dfff libsystem_kernel.dylib (*) <12bd6f13-c452-35ee-9069-51befef29f1a> /usr/lib/system/libsystem_kernel.dylib
    0x7ff80bf9e000 -     0x7ff80bfa9fff libsystem_pthread.dylib (*) <29a2750e-f31b-3630-8761-242a6bc3e99e> /usr/lib/system/libsystem_pthread.dylib
    0x7ff80be6f000 -     0x7ff80bef7fff libsystem_c.dylib (*) <991f58b7-b4c0-3c3a-84a8-c9c571de5a27> /usr/lib/system/libsystem_c.dylib
    0x7ff80bf51000 -     0x7ff80bf66fff libc++abi.dylib (*) <a851e310-475a-3c94-b547-8eb5ae90191a> /usr/lib/libc++abi.dylib
    0x7ff80be32000 -     0x7ff80be6bfff libobjc.A.dylib (*) <7cfcdc89-2bee-3784-b7af-c676f60fe211> /usr/lib/libobjc.A.dylib
    0x7ff80bdeb000 -     0x7ff80be31fff libdispatch.dylib (*) <be53a13c-8ce1-3e40-b9bc-98473d3eed3e> /usr/lib/system/libdispatch.dylib
    0x7ff80bfeb000 -     0x7ff80c4edfff com.apple.CoreFoundation (6.9) <3002b545-6841-3fc8-91a2-bcfbe5872465> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
    0x7ff814c58000 -     0x7ff814f4ffff com.apple.HIToolbox (2.1.1) <4163a93f-bf71-3219-80ed-6f65e9266b81> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox
    0x7ff80ea56000 -     0x7ff80f8e2fff com.apple.AppKit (6.9) <dd0028a3-78e3-3a8a-a51b-ddd68123adef> /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit
       0x105773000 -        0x105ff6fff com.apple.Safari.framework (17613) <b1b30fed-d135-3e39-ba45-d78576c8972f> /Applications/Safari Technology Preview.app/Contents/Frameworks/Safari.framework/Versions/A/Safari
       0x1073ce000 -        0x107439fff dyld (*) <1a6ae033-9438-33c0-8077-988fd885250a> /usr/lib/dyld
    0x7ff80bef8000 -     0x7ff80bf50fff libc++.1.dylib (*) <91a6d960-2646-34e2-a81e-4e34e3697a92> /usr/lib/libc++.1.dylib
       0x103c98000 -        0x10500bfff com.apple.JavaScriptCore (17613) <631b7f61-c2d6-3c82-b680-135444518b5c> /Applications/Safari Technology Preview.app/Contents/Frameworks/JavaScriptCore.framework/Versions/A/JavaScriptCore
    0x7ff8130d1000 -     0x7ff8133b8fff com.apple.QuartzCore (1.11) <7e85dee1-5bb8-3ac2-ad98-2552838e01ca> /System/Library/Frameworks/QuartzCore.framework/Versions/A/QuartzCore
    0x7ff810a09000 -     0x7ff810e9efff com.apple.CFNetwork (1325.0.1) <8a8cd85d-cf83-3019-bd2c-b99a711c97d7> /System/Library/Frameworks/CFNetwork.framework/Versions/A/CFNetwork
    0x7ff80ce71000 -     0x7ff80d22bfff com.apple.Foundation (6.9) <d7fd0214-4bbb-3d84-88f7-820b25a6e16c> /System/Library/Frameworks/Foundation.framework/Versions/C/Foundation
    0x7ff8137d1000 -     0x7ff813821fff com.apple.CoreVideo (1.8) <160d9eb3-122d-325d-90cc-52fa6a043430> /System/Library/Frameworks/CoreVideo.framework/Versions/A/CoreVideo
               0x0 - 0xffffffffffffffff ??? (*) <00000000-0000-0000-0000-000000000000> ???
       0x1036b8000 -        0x1036bbfff com.apple.SafariTechnologyPreview (15.4) <ee7fd1a1-3775-3f9a-8d6c-c32992809fc9> /Applications/Safari Technology Preview.app/Contents/MacOS/Safari Technology Preview

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=1.3G resident=0K(0%) swapped_out_or_unallocated=1.3G(100%)
Writable regions: Total=1.8G written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=1.8G(100%)

                                VIRTUAL   REGION 
REGION TYPE                        SIZE    COUNT (non-coalesced) 
===========                     =======  ======= 
Accelerate framework              4992K       39 
Activity Tracing                   256K        1 
CG backing stores                 2528K        4 
CG image                          4212K      131 
CG raster data                     500K       21 
ColorSync                          248K       29 
CoreAnimation                    148.4M      176 
CoreData                           124K        1 
CoreData Object IDs               4100K        2 
CoreGraphics                        16K        3 
CoreImage                        138.1M        5 
CoreUI image data                 4012K       39 
Foundation                          36K        2 
IOKit                             7940K        1 
Image IO                            68K       16 
JS JIT generated code              1.0G        3 
Kernel Alloc Once                   48K        3 
MALLOC                           266.5M      121 
MALLOC guard page                   32K        8 
MALLOC_NANO (reserved)           384.0M        1         reserved VM address space (unallocated)
SQLite page cache                 1344K       21 
STACK GUARD                       56.0M       13 
Stack                             14.6M       13 
VM_ALLOCATE                        512K       17 
WebKit Malloc                     11.4M       19 
__CTF                               759        1 
__DATA                            40.2M      721 
__DATA_CONST                      45.8M      494 
__DATA_DIRTY                      2390K      309 
__FONT_DATA                          4K        1 
__GLSLBUILTINS                    5176K        1 
__LINKEDIT                       678.3M       36 
__OBJC_RO                         81.5M        1 
__OBJC_RW                         3120K        2 
__TEXT                           663.0M      729 
__UNICODE                          588K        1 
dyld private memory               1024K        1 
mapped file                      495.8M       78 
shared memory                      812K       23 
===========                     =======  ======= 
TOTAL                              4.0G     3087 
TOTAL, minus reserved VM space     3.6G     3087 



-----------
Full Report
-----------

{"app_name":"Safari Technology Preview","timestamp":"2021-12-02 14:25:17.00 +0800","app_version":"15.4","slice_uuid":"ee7fd1a1-3775-3f9a-8d6c-c32992809fc9","build_version":"17613.1.7.3","platform":1,"bundleID":"com.apple.SafariTechnologyPreview","share_with_app_devs":0,"is_first_party":0,"bug_type":"309","os_version":"macOS 12.0.1 (21A559)","incident_id":"B204625B-829F-4F02-9BD7-925C4CE3A944","name":"Safari Technology Preview"}
{
  "uptime" : 6100,
  "procLaunch" : "2021-12-02 12:28:05.3412 +0800",
  "procRole" : "Foreground",
  "version" : 2,
  "userID" : 501,
  "deployVersion" : 210,
  "modelCode" : "MacBookPro15,2",
  "procStartAbsTime" : 886141338849,
  "coalitionID" : 2402,
  "osVersion" : {
    "train" : "macOS 12.0.1",
    "build" : "21A559",
    "releaseType" : "User"
  },
  "captureTime" : "2021-12-02 14:24:56.7527 +0800",
  "incident" : "B204625B-829F-4F02-9BD7-925C4CE3A944",
  "bug_type" : "309",
  "pid" : 2213,
  "procExitAbsTime" : 6189570251180,
  "cpuType" : "X86-64",
  "procName" : "Safari Technology Preview",
  "procPath" : "\/Applications\/Safari Technology Preview.app\/Contents\/MacOS\/Safari Technology Preview",
  "bundleInfo" : {"CFBundleShortVersionString":"15.4","CFBundleVersion":"17613.1.7.3","CFBundleIdentifier":"com.apple.SafariTechnologyPreview"},
  "buildInfo" : {"ProjectName":"Safari","SourceVersion":"7613001007003000","BuildVersion":"1"},
  "storeInfo" : {"deviceIdentifierForVendor":"61276662-A996-5822-995A-28B7F28DA48F","thirdParty":true},
  "parentProc" : "launchd",
  "parentPid" : 1,
  "coalitionName" : "com.apple.SafariTechnologyPreview",
  "crashReporterKey" : "B5C60656-A848-890B-6AE6-A729E242F71A",
  "wakeTime" : 3564,
  "bridgeVersion" : {"build":"19P549","train":"6.0"},
  "sleepWakeUUID" : "19D0DD5C-33C2-4BFA-8A26-FE7A50ABFB5E",
  "sip" : "disabled",
  "isCorpse" : 1,
  "exception" : {"codes":"0x0000000000000000, 0x0000000000000000","rawCodes":[0,0],"type":"EXC_CRASH","signal":"SIGABRT"},
  "asi" : {"libc++abi.dylib":["terminating with uncaught exception of type NSException"],"Safari":["Enabled App Extensions:","org.darkreader.DarkReaderSafari.DarkReader (AK3AHFRYSK) (Version: 7 - Display Version: 1.1.0) Dark Reader"],"CoreFoundation":["*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSSetM addObject:]: object cannot be nil'"],"libsystem_c.dylib":["abort() called"]},
  "asiBacktraces" : ["0   CoreFoundation                      0x00007ff80c0e6e5b __exceptionPreprocess + 242\n1   libobjc.A.dylib                     0x00007ff80be47b9d objc_exception_throw + 48\n2   CoreFoundation                      0x00007ff80c1a2404 _CFThrowFormattedException + 202\n3   CoreFoundation                      0x00007ff80c1a8be9 -[__NSSetM addObject:].cold.2 + 0\n4   CoreFoundation                      0x00007ff80c049cc6 -[__NSSetM addObject:] + 712\n5   AppKit                              0x00007ff80f0c2667 -[NSScrubberDocumentView executePendingChanges:completionHandler:] + 5949\n6   AppKit                              0x00007ff80ee8b9e1 -[NSScrubber performSequentialBatchUpdates:completionHandler:] + 144\n7   Safari                              0x0000000105d21302 -[VisualScrubberViewController endBatchTabManipulation] + 199\n8   Safari                              0x0000000105d65228 -[WindowFunctionBarProvider endBatchTabManipulation] + 58\n9   Safari                              0x00000001059379de -[BrowserWindowController endBatchTabManipulation] + 80\n10  Safari                              0x00000001058e2b14 -[BrowserDocumentController _goToEachRequest:tabLabels:windowPolicy:tabPlacementHint:forSearch:inNewProcess:] + 3580\n11  Safari                              0x00000001058e1728 -[BrowserDocumentController _goToRequest:tabLabel:windowPolicy:tabPlacementHint:forSearch:inNewProcess:] + 898\n12  Safari                              0x00000001058df873 -[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:forSearch:] + 140\n13  Safari                              0x00000001058df7d6 -[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:] + 20\n14  Safari                              0x00000001057e7a64 __126-[BrowserNavigationDelegate _handlePolicyWhenNotReusingCurrentWebViewForURL:policy:readingListItem:pageNumber:navigationType:]_block_invoke + 286\n15  libdispatch.dylib                   0x00007ff80bdecad8 _dispatch_call_block_and_release + 12\n16  libdispatch.dylib                   0x00007ff80bdedcc9 _dispatch_client_callout + 8\n17  libdispatch.dylib                   0x00007ff80bdfa5d8 _dispatch_main_queue_callback_4CF + 951\n18  CoreFoundation                      0x00007ff80c0a95d9 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9\n19  CoreFoundation                      0x00007ff80c06a6ae __CFRunLoopRun + 2752\n20  CoreFoundation                      0x00007ff80c06952d CFRunLoopRunSpecific + 563\n21  HIToolbox                           0x00007ff814c873e1 RunCurrentEventLoopInMode + 292\n22  HIToolbox                           0x00007ff814c87137 ReceiveNextEventCommon + 587\n23  HIToolbox                           0x00007ff814c86ed5 _BlockUntilNextEventMatchingListInModeWithFilter + 70\n24  AppKit                              0x00007ff80ea948f0 _DPSNextEvent + 886\n25  AppKit                              0x00007ff80ea92f5c -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1411\n26  Safari                              0x000000010585d9e6 -[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 231\n27  AppKit                              0x00007ff80ea85359 -[NSApplication run] + 586\n28  AppKit                              0x00007ff80ea591f8 NSApplicationMain + 816\n29  Safari                              0x0000000105bd0cd8 SafariMain + 450\n30  dyld                                0x00000001073d34fe start + 462\n31  ???                                 0x0000000000000000 0x0 + 0\n32  Safari Technology Preview           0x00000001036b8000 __dso_handle + 0"],
  "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},
  "lastExceptionBacktrace" : [{"imageOffset":1031755,"symbol":"__exceptionPreprocess","symbolLocation":226,"imageIndex":6},{"imageOffset":88989,"symbol":"objc_exception_throw","symbolLocation":48,"imageIndex":4},{"imageOffset":1799172,"symbol":"_CFThrowFormattedException","symbolLocation":202,"imageIndex":6},{"imageOffset":1825769,"symbol":"-[__NSSetM addObject:].cold.2","symbolLocation":0,"imageIndex":6},{"imageOffset":388294,"symbol":"-[__NSSetM addObject:]","symbolLocation":712,"imageIndex":6},{"imageOffset":6735463,"symbol":"-[NSScrubberDocumentView executePendingChanges:completionHandler:]","symbolLocation":5949,"imageIndex":8},{"imageOffset":4413921,"symbol":"-[NSScrubber performSequentialBatchUpdates:completionHandler:]","symbolLocation":144,"imageIndex":8},{"imageOffset":5956354,"symbol":"-[VisualScrubberViewController endBatchTabManipulation]","symbolLocation":199,"imageIndex":9},{"imageOffset":6234664,"symbol":"-[WindowFunctionBarProvider endBatchTabManipulation]","symbolLocation":58,"imageIndex":9},{"imageOffset":1853918,"symbol":"-[BrowserWindowController endBatchTabManipulation]","symbolLocation":80,"imageIndex":9},{"imageOffset":1506068,"symbol":"-[BrowserDocumentController _goToEachRequest:tabLabels:windowPolicy:tabPlacementHint:forSearch:inNewProcess:]","symbolLocation":3580,"imageIndex":9},{"imageOffset":1500968,"symbol":"-[BrowserDocumentController _goToRequest:tabLabel:windowPolicy:tabPlacementHint:forSearch:inNewProcess:]","symbolLocation":898,"imageIndex":9},{"imageOffset":1493107,"symbol":"-[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:forSearch:]","symbolLocation":140,"imageIndex":9},{"imageOffset":1492950,"symbol":"-[BrowserDocumentController goToURL:windowPolicy:tabPlacementHint:]","symbolLocation":20,"imageIndex":9},{"imageOffset":477796,"symbol":"__126-[BrowserNavigationDelegate _handlePolicyWhenNotReusingCurrentWebViewForURL:policy:readingListItem:pageNumber:navigationType:]_block_invoke","symbolLocation":286,"imageIndex":9},{"imageOffset":6872,"symbol":"_dispatch_call_block_and_release","symbolLocation":12,"imageIndex":5},{"imageOffset":11465,"symbol":"_dispatch_client_callout","symbolLocation":8,"imageIndex":5},{"imageOffset":62936,"symbol":"_dispatch_main_queue_callback_4CF","symbolLocation":951,"imageIndex":5},{"imageOffset":779737,"symbol":"__CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__","symbolLocation":9,"imageIndex":6},{"imageOffset":521902,"symbol":"__CFRunLoopRun","symbolLocation":2752,"imageIndex":6},{"imageOffset":517421,"symbol":"CFRunLoopRunSpecific","symbolLocation":563,"imageIndex":6},{"imageOffset":193505,"symbol":"RunCurrentEventLoopInMode","symbolLocation":292,"imageIndex":7},{"imageOffset":192823,"symbol":"ReceiveNextEventCommon","symbolLocation":587,"imageIndex":7},{"imageOffset":192213,"symbol":"_BlockUntilNextEventMatchingListInModeWithFilter","symbolLocation":70,"imageIndex":7},{"imageOffset":256240,"symbol":"_DPSNextEvent","symbolLocation":886,"imageIndex":8},{"imageOffset":249692,"symbol":"-[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:]","symbolLocation":1411,"imageIndex":8},{"imageOffset":960998,"symbol":"-[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:]","symbolLocation":231,"imageIndex":9},{"imageOffset":193369,"symbol":"-[NSApplication run]","symbolLocation":586,"imageIndex":8},{"imageOffset":12792,"symbol":"NSApplicationMain","symbolLocation":816,"imageIndex":8},{"imageOffset":4578520,"symbol":"SafariMain","symbolLocation":450,"imageIndex":9},{"imageOffset":21758,"symbol":"start","symbolLocation":462,"imageIndex":10},{"imageOffset":0,"imageIndex":17},{"imageOffset":0,"imageIndex":18}],
  "faultingThread" : 0,
  "threads" : [{"triggered":true,"id":22491,"threadState":{"r13":{"value":206158430216},"rax":{"value":0},"rflags":{"value":582},"cpu":{"value":0},"r14":{"value":6},"rsi":{"value":6},"r8":{"value":140701996440320},"cr2":{"value":140703328832661},"rdx":{"value":0},"r10":{"value":0},"r9":{"value":140703329304481},"r15":{"value":22},"rbx":{"value":4416890368,"symbolLocation":0,"symbol":"_main_thread"},"trap":{"value":133},"err":{"value":33554760},"r11":{"value":582},"rip":{"value":140703329345810,"matchesCrashFrame":1},"rbp":{"value":140701996440672},"rsp":{"value":140701996440632},"r12":{"value":259},"rcx":{"value":140701996440632},"flavor":"x86_THREAD_STATE","rdi":{"value":259}},"queue":"com.apple.main-thread","frames":[{"imageOffset":28946,"symbol":"__pthread_kill","symbolLocation":10,"imageIndex":0},{"imageOffset":25139,"symbol":"pthread_kill","symbolLocation":263,"imageIndex":1},{"imageOffset":531728,"symbol":"abort","symbolLocation":123,"imageIndex":2},{"imageOffset":65714,"symbol":"abort_message","symbolLocation":241,"imageIndex":3},{"imageOffset":4605,"symbol":"demangling_terminate_handler()","symbolLocation":266,"imageIndex":3},{"imageOffset":120073,"symbol":"_objc_terminate()","symbolLocation":96,"imageIndex":4},{"imageOffset":62679,"symbol":"std::__terminate(void (*)())","symbolLocation":8,"imageIndex":3},{"imageOffset":62600,"symbol":"std::terminate()","symbolLocation":56,"imageIndex":3},{"imageOffset":11485,"symbol":"_dispatch_client_callout","symbolLocation":28,"imageIndex":5},{"imageOffset":62936,"symbol":"_dispatch_main_queue_callback_4CF","symbolLocation":951,"imageIndex":5},{"imageOffset":779737,"symbol":"__CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__","symbolLocation":9,"imageIndex":6},{"imageOffset":521902,"symbol":"__CFRunLoopRun","symbolLocation":2752,"imageIndex":6},{"imageOffset":517421,"symbol":"CFRunLoopRunSpecific","symbolLocation":563,"imageIndex":6},{"imageOffset":193505,"symbol":"RunCurrentEventLoopInMode","symbolLocation":292,"imageIndex":7},{"imageOffset":192823,"symbol":"ReceiveNextEventCommon","symbolLocation":587,"imageIndex":7},{"imageOffset":192213,"symbol":"_BlockUntilNextEventMatchingListInModeWithFilter","symbolLocation":70,"imageIndex":7},{"imageOffset":256240,"symbol":"_DPSNextEvent","symbolLocation":886,"imageIndex":8},{"imageOffset":249692,"symbol":"-[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:]","symbolLocation":1411,"imageIndex":8},{"imageOffset":960998,"symbol":"-[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:]","symbolLocation":231,"imageIndex":9},{"imageOffset":193369,"symbol":"-[NSApplication run]","symbolLocation":586,"imageIndex":8},{"imageOffset":12792,"symbol":"NSApplicationMain","symbolLocation":816,"imageIndex":8},{"imageOffset":4578520,"symbol":"SafariMain","symbolLocation":450,"imageIndex":9},{"imageOffset":21758,"symbol":"start","symbolLocation":462,"imageIndex":10}]},{"id":22522,"name":"JavaScriptCore bmalloc scavenger","frames":[{"imageOffset":13574,"symbol":"__psynch_cvwait","symbolLocation":10,"imageIndex":0},{"imageOffset":27273,"symbol":"_pthread_cond_wait","symbolLocation":1224,"imageIndex":1},{"imageOffset":48979,"symbol":"std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock<std::__1::mutex>&, std::__1::chrono::time_point<std::__1::chrono::system_clock, std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l> > >)","symbolLocation":93,"imageIndex":11},{"imageOffset":19141682,"symbol":"bmalloc::Scavenger::threadRunLoop()","symbolLocation":882,"imageIndex":12},{"imageOffset":19140009,"symbol":"bmalloc::Scavenger::threadEntryPoint(bmalloc::Scavenger*)","symbolLocation":9,"imageIndex":12},{"imageOffset":19145815,"symbol":"void* std::__1::__thread_proxy<std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, void (*)(bmalloc::Scavenger*), bmalloc::Scavenger*> >(void*)","symbolLocation":39,"imageIndex":12},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]},{"id":22546,"name":"com.apple.coreanimation.render-server","frames":[{"imageOffset":2746,"symbol":"mach_msg_trap","symbolLocation":10,"imageIndex":0},{"imageOffset":3627,"symbol":"mach_msg","symbolLocation":59,"imageIndex":0},{"imageOffset":288376,"symbol":"CA::Render::Server::server_thread(void*)","symbolLocation":493,"imageIndex":13},{"imageOffset":287869,"symbol":"thread_fun(void*)","symbolLocation":25,"imageIndex":13},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]},{"id":22695,"name":"com.apple.NSEventThread","frames":[{"imageOffset":2746,"symbol":"mach_msg_trap","symbolLocation":10,"imageIndex":0},{"imageOffset":3627,"symbol":"mach_msg","symbolLocation":59,"imageIndex":0},{"imageOffset":526914,"symbol":"__CFRunLoopServiceMachPort","symbolLocation":319,"imageIndex":6},{"imageOffset":520475,"symbol":"__CFRunLoopRun","symbolLocation":1325,"imageIndex":6},{"imageOffset":517421,"symbol":"CFRunLoopRunSpecific","symbolLocation":563,"imageIndex":6},{"imageOffset":1756396,"symbol":"_NSEventThread","symbolLocation":132,"imageIndex":8},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]},{"id":22711,"name":"com.apple.CFSocket.private","frames":[{"imageOffset":36426,"symbol":"__select","symbolLocation":10,"imageIndex":0},{"imageOffset":687645,"symbol":"__CFSocketManager","symbolLocation":630,"imageIndex":6},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]},{"id":24931,"name":"com.apple.CFNetwork.CustomProtocols","frames":[{"imageOffset":2746,"symbol":"mach_msg_trap","symbolLocation":10,"imageIndex":0},{"imageOffset":3627,"symbol":"mach_msg","symbolLocation":59,"imageIndex":0},{"imageOffset":526914,"symbol":"__CFRunLoopServiceMachPort","symbolLocation":319,"imageIndex":6},{"imageOffset":520475,"symbol":"__CFRunLoopRun","symbolLocation":1325,"imageIndex":6},{"imageOffset":517421,"symbol":"CFRunLoopRunSpecific","symbolLocation":563,"imageIndex":6},{"imageOffset":2419110,"imageIndex":14},{"imageOffset":365513,"symbol":"__NSThread__start__","symbolLocation":1025,"imageIndex":15},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]},{"id":80560,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":80629,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":80631,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":80884,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":81096,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":81222,"frames":[{"imageOffset":8204,"symbol":"start_wqthread","symbolLocation":0,"imageIndex":1}]},{"id":81349,"name":"CVDisplayLink","frames":[{"imageOffset":13574,"symbol":"__psynch_cvwait","symbolLocation":10,"imageIndex":0},{"imageOffset":27327,"symbol":"_pthread_cond_wait","symbolLocation":1278,"imageIndex":1},{"imageOffset":13226,"symbol":"CVDisplayLink::waitUntil(unsigned long long)","symbolLocation":340,"imageIndex":16},{"imageOffset":10080,"symbol":"CVDisplayLink::runIOThread()","symbolLocation":534,"imageIndex":16},{"imageOffset":25876,"symbol":"_pthread_start","symbolLocation":125,"imageIndex":1},{"imageOffset":8239,"symbol":"thread_start","symbolLocation":15,"imageIndex":1}]}],
  "usedImages" : [
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703329316864,
    "size" : 225280,
    "uuid" : "12bd6f13-c452-35ee-9069-51befef29f1a",
    "path" : "\/usr\/lib\/system\/libsystem_kernel.dylib",
    "name" : "libsystem_kernel.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703329542144,
    "size" : 49152,
    "uuid" : "29a2750e-f31b-3630-8761-242a6bc3e99e",
    "path" : "\/usr\/lib\/system\/libsystem_pthread.dylib",
    "name" : "libsystem_pthread.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703328301056,
    "size" : 561152,
    "uuid" : "991f58b7-b4c0-3c3a-84a8-c9c571de5a27",
    "path" : "\/usr\/lib\/system\/libsystem_c.dylib",
    "name" : "libsystem_c.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703329226752,
    "size" : 90112,
    "uuid" : "a851e310-475a-3c94-b547-8eb5ae90191a",
    "path" : "\/usr\/lib\/libc++abi.dylib",
    "name" : "libc++abi.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64h",
    "base" : 140703328051200,
    "size" : 237568,
    "uuid" : "7cfcdc89-2bee-3784-b7af-c676f60fe211",
    "path" : "\/usr\/lib\/libobjc.A.dylib",
    "name" : "libobjc.A.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703327760384,
    "size" : 290816,
    "uuid" : "be53a13c-8ce1-3e40-b9bc-98473d3eed3e",
    "path" : "\/usr\/lib\/system\/libdispatch.dylib",
    "name" : "libdispatch.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64h",
    "base" : 140703329857536,
    "CFBundleShortVersionString" : "6.9",
    "CFBundleIdentifier" : "com.apple.CoreFoundation",
    "size" : 5255168,
    "uuid" : "3002b545-6841-3fc8-91a2-bcfbe5872465",
    "path" : "\/System\/Library\/Frameworks\/CoreFoundation.framework\/Versions\/A\/CoreFoundation",
    "name" : "CoreFoundation",
    "CFBundleVersion" : "1855.105"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703477104640,
    "CFBundleShortVersionString" : "2.1.1",
    "CFBundleIdentifier" : "com.apple.HIToolbox",
    "size" : 3112960,
    "uuid" : "4163a93f-bf71-3219-80ed-6f65e9266b81",
    "path" : "\/System\/Library\/Frameworks\/Carbon.framework\/Versions\/A\/Frameworks\/HIToolbox.framework\/Versions\/A\/HIToolbox",
    "name" : "HIToolbox"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703374336000,
    "CFBundleShortVersionString" : "6.9",
    "CFBundleIdentifier" : "com.apple.AppKit",
    "size" : 15257600,
    "uuid" : "dd0028a3-78e3-3a8a-a51b-ddd68123adef",
    "path" : "\/System\/Library\/Frameworks\/AppKit.framework\/Versions\/C\/AppKit",
    "name" : "AppKit",
    "CFBundleVersion" : "2113"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 4386664448,
    "CFBundleShortVersionString" : "17613",
    "CFBundleIdentifier" : "com.apple.Safari.framework",
    "size" : 8929280,
    "uuid" : "b1b30fed-d135-3e39-ba45-d78576c8972f",
    "path" : "\/Applications\/Safari Technology Preview.app\/Contents\/Frameworks\/Safari.framework\/Versions\/A\/Safari",
    "name" : "Safari",
    "CFBundleVersion" : "17613.1.7.3"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 4416397312,
    "size" : 442368,
    "uuid" : "1a6ae033-9438-33c0-8077-988fd885250a",
    "path" : "\/usr\/lib\/dyld",
    "name" : "dyld"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703328862208,
    "size" : 364544,
    "uuid" : "91a6d960-2646-34e2-a81e-4e34e3697a92",
    "path" : "\/usr\/lib\/libc++.1.dylib",
    "name" : "libc++.1.dylib"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 4358504448,
    "CFBundleShortVersionString" : "17613",
    "CFBundleIdentifier" : "com.apple.JavaScriptCore",
    "size" : 20398080,
    "uuid" : "631b7f61-c2d6-3c82-b680-135444518b5c",
    "path" : "\/Applications\/Safari Technology Preview.app\/Contents\/Frameworks\/JavaScriptCore.framework\/Versions\/A\/JavaScriptCore",
    "name" : "JavaScriptCore",
    "CFBundleVersion" : "17613.1.7.3"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703448240128,
    "CFBundleShortVersionString" : "1.11",
    "CFBundleIdentifier" : "com.apple.QuartzCore",
    "size" : 3047424,
    "uuid" : "7e85dee1-5bb8-3ac2-ad98-2552838e01ca",
    "path" : "\/System\/Library\/Frameworks\/QuartzCore.framework\/Versions\/A\/QuartzCore",
    "name" : "QuartzCore",
    "CFBundleVersion" : "962.57.1"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703407575040,
    "CFBundleShortVersionString" : "1325.0.1",
    "CFBundleIdentifier" : "com.apple.CFNetwork",
    "size" : 4808704,
    "uuid" : "8a8cd85d-cf83-3019-bd2c-b99a711c97d7",
    "path" : "\/System\/Library\/Frameworks\/CFNetwork.framework\/Versions\/A\/CFNetwork",
    "name" : "CFNetwork",
    "CFBundleVersion" : "1325.0.1"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703345086464,
    "CFBundleShortVersionString" : "6.9",
    "CFBundleIdentifier" : "com.apple.Foundation",
    "size" : 3911680,
    "uuid" : "d7fd0214-4bbb-3d84-88f7-820b25a6e16c",
    "path" : "\/System\/Library\/Frameworks\/Foundation.framework\/Versions\/C\/Foundation",
    "name" : "Foundation",
    "CFBundleVersion" : "1855.105"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 140703455580160,
    "CFBundleShortVersionString" : "1.8",
    "CFBundleIdentifier" : "com.apple.CoreVideo",
    "size" : 331776,
    "uuid" : "160d9eb3-122d-325d-90cc-52fa6a043430",
    "path" : "\/System\/Library\/Frameworks\/CoreVideo.framework\/Versions\/A\/CoreVideo",
    "name" : "CoreVideo",
    "CFBundleVersion" : "455.5"
  },
  {
    "size" : 0,
    "source" : "A",
    "base" : 0,
    "uuid" : "00000000-0000-0000-0000-000000000000"
  },
  {
    "source" : "P",
    "arch" : "x86_64",
    "base" : 4352344064,
    "CFBundleShortVersionString" : "15.4",
    "CFBundleIdentifier" : "com.apple.SafariTechnologyPreview",
    "size" : 16384,
    "uuid" : "ee7fd1a1-3775-3f9a-8d6c-c32992809fc9",
    "path" : "\/Applications\/Safari Technology Preview.app\/Contents\/MacOS\/Safari Technology Preview",
    "name" : "Safari Technology Preview",
    "CFBundleVersion" : "17613.1.7.3"
  }
],
  "sharedCache" : {
  "base" : 140703326314496,
  "size" : 15213641728,
  "uuid" : "3d05845f-3f65-358f-9ebf-2236e772ac01"
},
  "vmSummary" : "ReadOnly portion of Libraries: Total=1.3G resident=0K(0%) swapped_out_or_unallocated=1.3G(100%)\nWritable regions: Total=1.8G written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=1.8G(100%)\n\n                                VIRTUAL   REGION \nREGION TYPE                        SIZE    COUNT (non-coalesced) \n===========                     =======  ======= \nAccelerate framework              4992K       39 \nActivity Tracing                   256K        1 \nCG backing stores                 2528K        4 \nCG image                          4212K      131 \nCG raster data                     500K       21 \nColorSync                          248K       29 \nCoreAnimation                    148.4M      176 \nCoreData                           124K        1 \nCoreData Object IDs               4100K        2 \nCoreGraphics                        16K        3 \nCoreImage                        138.1M        5 \nCoreUI image data                 4012K       39 \nFoundation                          36K        2 \nIOKit                             7940K        1 \nImage IO                            68K       16 \nJS JIT generated code              1.0G        3 \nKernel Alloc Once                   48K        3 \nMALLOC                           266.5M      121 \nMALLOC guard page                   32K        8 \nMALLOC_NANO (reserved)           384.0M        1         reserved VM address space (unallocated)\nSQLite page cache                 1344K       21 \nSTACK GUARD                       56.0M       13 \nStack                             14.6M       13 \nVM_ALLOCATE                        512K       17 \nWebKit Malloc                     11.4M       19 \n__CTF                               759        1 \n__DATA                            40.2M      721 \n__DATA_CONST                      45.8M      494 \n__DATA_DIRTY                      2390K      309 \n__FONT_DATA                          4K        1 \n__GLSLBUILTINS                    5176K        1 \n__LINKEDIT                       678.3M       36 \n__OBJC_RO                         81.5M        1 \n__OBJC_RW                         3120K        2 \n__TEXT                           663.0M      729 \n__UNICODE                          588K        1 \ndyld private memory               1024K        1 \nmapped file                      495.8M       78 \nshared memory                      812K       23 \n===========                     =======  ======= \nTOTAL                              4.0G     3087 \nTOTAL, minus reserved VM space     3.6G     3087 \n",
  "legacyInfo" : {
  "threadTriggered" : {
    "queue" : "com.apple.main-thread"
  }
},
  "trialInfo" : {
  "rollouts" : [
    {
      "rolloutId" : "601d9415f79519000ccd4b69",
      "factorPackIds" : {
        "SIRI_TEXT_TO_SPEECH" : "6194416dea7ed64a7812a429"
      },
      "deploymentId" : 240000322
    },
    {
      "rolloutId" : "5fc94383418129005b4e9ae0",
      "factorPackIds" : {

      },
      "deploymentId" : 240000162
    },
    {
      "rolloutId" : "607844aa04477260f58a8077",
      "factorPackIds" : {
        "SIRI_MORPHUN_ASSETS" : "6103050cbfe6dc472e1c982a"
      },
      "deploymentId" : 240000066
    },
    {
      "rolloutId" : "602ad4dac86151000cf27e46",
      "factorPackIds" : {
        "SIRI_DICTATION_ASSETS" : "614a34c5eae97a2111628dc5"
      },
      "deploymentId" : 240000285
    },
    {
      "rolloutId" : "5ffde50ce2aacd000d47a95f",
      "factorPackIds" : {

      },
      "deploymentId" : 240000076
    },
    {
      "rolloutId" : "60da5e84ab0ca017dace9abf",
      "factorPackIds" : {

      },
      "deploymentId" : 240000008
    }
  ],
  "experiments" : [

  ]
}
}









************


Steps to reproduce


************




1. Load (any) videos. 

2. Open any link (in a new window) by holding 'Command'.

3. crash: terminating with uncaught exception of type NSException




-----
Comment 1 Simon Fraser (smfr) 2021-12-02 10:37:31 PST
This is a crash in Safari, not WebKit.
Comment 2 Radar WebKit Bug Importer 2021-12-02 10:38:01 PST
<rdar://problem/85978586>