[Webkit-unassigned] [Bug 209810] New: REGRESSION: (259236) [ iOS and Catalina wk2 Debug ] http/tests/resourceLoadStatistics/ assertion failures.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=209810

            Bug ID: 209810
           Summary: REGRESSION: (259236) [ iOS and Catalina wk2 Debug  ]
                    http/tests/resourceLoadStatistics/ assertion failures.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Macintosh
                OS: macOS 10.15
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Lawrence.j at apple.com

Created attachment 395038

  --> https://bugs.webkit.org/attachment.cgi?id=395038&action=review

enable-debug-mode-crash-log

http/tests/resourceLoadStatistics/enable-debug-mode.html
http/tests/resourceLoadStatistics/enable-debug-mode-database.html
http/tests/resourceLoadStatistics/set-custom-prevalent-resource-in-debug-mode-database.html
http/tests/resourceLoadStatistics/set-custom-prevalent-resource-in-debug-mode.html 

Description:
This test is crashing on iOS wk2 Debug and Catalina wk2 Debug.

History:
https://results.webkit.org/?suite=layout-tests&suite=layout-tests&suite=layout-tests&suite=layout-tests&test=http%2Ftests%2FresourceLoadStatistics%2Fenable-debug-mode.html&test=http%2Ftests%2FresourceLoadStatistics%2Fenable-debug-mode-database.html&test=http%2Ftests%2FresourceLoadStatistics%2Fset-custom-prevalent-resource-in-debug-mode-database.html&test=http%2Ftests%2FresourceLoadStatistics%2Fset-custom-prevalent-resource-in-debug-mode.html&platform=ios&platform=mac&style=debug&limit=50000

Diff: 
Thread 3 Crashed:: Dispatch queue: WebResourceLoadStatisticsStore Process Data Queue
0   com.apple.JavaScriptCore            0x0000000137977c2e WTFCrash + 14 (Assertions.cpp:309)
1   com.apple.WebKit                    0x00000001121a4f2b WTFCrashWithInfo(int, char const*, char const*, int) + 27
2   com.apple.WebKit                    0x00000001129e2d36 WebKit::ResourceLoadStatisticsStore::debugBroadcastConsoleMessage(JSC::MessageSource, JSC::MessageLevel, WTF::String const&) + 118 (ResourceLoadStatisticsStore.cpp:591)
3   com.apple.WebKit                    0x00000001129ec121 WebKit::ResourceLoadStatisticsStore::setResourceLoadStatisticsDebugMode(bool) + 561 (ResourceLoadStatisticsStore.cpp:303)
4   com.apple.WebKit                    0x0000000112a2c4e1 WebKit::WebResourceLoadStatisticsStore::setResourceLoadStatisticsDebugMode(bool, WTF::CompletionHandler<void ()>&&)::$_44::operator()() + 97
5   com.apple.WebKit                    0x0000000112a2c3ce WTF::Detail::CallableWrapper<WebKit::WebResourceLoadStatisticsStore::setResourceLoadStatisticsDebugMode(bool, WTF::CompletionHandler<void ()>&&)::$_44, void>::call() + 30 (Function.h:52)
6   com.apple.WebKit                    0x00000001122938a2 WTF::Function<void ()>::operator()() const + 130 (Function.h:84)
7   com.apple.WebKit                    0x00000001129fe6be WebKit::WebResourceLoadStatisticsStore::postTask(WTF::Function<void ()>&&)::'lambda'()::operator()() const + 30 (WebResourceLoadStatisticsStore.cpp:228)
8   com.apple.WebKit                    0x00000001129fe5ee WTF::Detail::CallableWrapper<WebKit::WebResourceLoadStatisticsStore::postTask(WTF::Function<void ()>&&)::'lambda'(), void>::call() + 30 (Function.h:52)
9   com.apple.JavaScriptCore            0x00000001379a2252 WTF::Function<void ()>::operator()() const + 130 (Function.h:84)
10  com.apple.JavaScriptCore            0x0000000137aaca5e WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::operator()() const + 30 (WorkQueueCocoa.cpp:38)
11  com.apple.JavaScriptCore            0x0000000137aacc52 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::operator()(void*) const + 34 (BlockPtr.h:105)
12  com.apple.JavaScriptCore            0x0000000137aacc25 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::__invoke(void*) + 21 (BlockPtr.h:104)
13  libdispatch.dylib                   0x00007fff6e8866c4 _dispatch_call_block_and_release + 12
14  libdispatch.dylib                   0x00007fff6e887658 _dispatch_client_callout + 8
15  libdispatch.dylib                   0x00007fff6e88cc44 _dispatch_lane_serial_drain + 597
16  libdispatch.dylib                   0x00007fff6e88d5d6 _dispatch_lane_invoke + 363
17  libdispatch.dylib                   0x00007fff6e896c09 _dispatch_workloop_worker_thread + 596
18  libsystem_pthread.dylib             0x00007fff6eae1a3d _pthread_wqthread + 290
19  libsystem_pthread.dylib             0x00007fff6eae0b77 start_wqthread + 15

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