226806 2021-06-08 23:38:41 -0700 Add lock for static cursorMap in MemoryCursor 2021-06-16 12:12:15 -0700 1 1 1 Unclassified WebKit WebCore Misc. WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 sihui_liu sihui_liu alecflett beidson cdumez ews-watchlist jsbell webkit-bug-importer oldest_to_newest 1768061 0 sihui_liu 2021-06-08 23:38:41 -0700 ... 1768063 1 sihui_liu 2021-06-08 23:41:47 -0700 Crash on bots shows two workqueues access the cursorMap at the same time: Thread 16:: Dispatch queue: com.apple.WebKit.IndexedDBServer 0 dyld 0x0000000102814d90 ImageLoaderMachO::findClosestSymbol(mach_header const*, void const*, void const**) + 376 1 dyld 0x0000000102814c98 ImageLoaderMachO::findClosestSymbol(mach_header const*, void const*, void const**) + 128 2 dyld 0x000000010280663c dladdr + 184 3 libdyld.dylib 0x000000019b21f42c dladdr + 168 4 com.apple.JavaScriptCore 0x0000000138087108 WTF::StackTrace::demangle(void*) + 48 (StackTrace.cpp:95) 5 com.apple.JavaScriptCore 0x00000001380872e8 WTF::StackTrace::dump(WTF::PrintStream&, char const*) const + 140 (StackTrace.cpp:137) 6 com.apple.JavaScriptCore 0x0000000137fcbadc void WTF::printInternal<WTF::StackTrace>(WTF::PrintStream&, WTF::StackTrace const&) + 40 (PrintStream.h:129) 7 com.apple.JavaScriptCore 0x0000000139d80aa8 void WTF::PrintStream::printImpl<WTF::StackTrace>(WTF::StackTrace const&) + 40 8 com.apple.JavaScriptCore 0x0000000139d80a74 void WTF::PrintStream::print<WTF::StackTrace>(WTF::StackTrace const&)::'lambda'(WTF::PrintStream&)::operator()(WTF::PrintStream&) const + 36 9 com.apple.JavaScriptCore 0x0000000139d80a30 void WTF::PrintStream::atomically<void WTF::PrintStream::print<WTF::StackTrace>(WTF::StackTrace const&)::'lambda'(WTF::PrintStream&)>(WTF::StackTrace const&) + 72 10 com.apple.JavaScriptCore 0x0000000137fc7f34 void WTF::PrintStream::print<WTF::StackTrace>(WTF::StackTrace const&) + 40 (PrintStream.h:70) 11 com.apple.JavaScriptCore 0x0000000137fc7dc8 WTFPrintBacktraceWithPrefix + 84 (Assertions.cpp:306) 12 com.apple.JavaScriptCore 0x0000000137fc7e80 WTFPrintBacktrace + 40 (Assertions.cpp:311) 13 com.apple.JavaScriptCore 0x0000000137fc7e2c WTFReportBacktrace + 80 (Assertions.cpp:299) 14 com.apple.JavaScriptCore 0x0000000137fc7f80 WTFCrash + 12 (Assertions.cpp:317) 15 com.apple.WebCore 0x0000000116127710 WTFCrashWithInfo(int, char const*, char const*, int) + 32 16 com.apple.WebCore 0x0000000117c51248 WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::checkValidity(WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> > const&) const + 116 17 com.apple.WebCore 0x0000000117c511a8 WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::operator==(WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> > const&) const + 40 18 com.apple.WebCore 0x0000000117c510a0 WTF::HashTableIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::operator==(WTF::HashTableIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> > const&) const + 32 19 com.apple.WebCore 0x0000000117c50f70 WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::remove(WTF::HashTableIteratorAdapter<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >) + 76 20 com.apple.WebCore 0x0000000117c07678 WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::remove(WebCore::IDBResourceIdentifier const&) + 80 21 com.apple.WebCore 0x0000000117c07604 WebCore::IDBServer::MemoryCursor::~MemoryCursor() + 220 22 com.apple.WebCore 0x0000000117cafafc WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 76 23 com.apple.WebCore 0x0000000117c9f700 WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 32 24 com.apple.WebCore 0x0000000117c9f734 WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 32 25 com.apple.WebCore 0x0000000117cca3f4 std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor>::operator()(WebCore::IDBServer::MemoryObjectStoreCursor*) const + 52 26 com.apple.WebCore 0x0000000117cca3b4 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::reset(WebCore::IDBServer::MemoryObjectStoreCursor*) + 92 27 com.apple.WebCore 0x0000000117cca428 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::~unique_ptr() + 40 28 com.apple.WebCore 0x0000000117c81aa0 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::~unique_ptr() + 32 29 com.apple.WebCore 0x0000000117ca4e58 WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >::~KeyValuePair() + 36 30 com.apple.WebCore 0x0000000117ca4e0c WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >::~KeyValuePair() + 32 31 com.apple.WebCore 0x0000000117ca4d94 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::deallocateTable(WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >*) + 108 32 com.apple.WebCore 0x0000000117ca4c64 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTable() + 60 33 com.apple.WebCore 0x0000000117ca4c14 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTable() + 32 34 com.apple.WebCore 0x0000000117ca4be0 WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::~HashMap() + 32 35 com.apple.WebCore 0x0000000117c7e9d4 WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::~HashMap() + 32 36 com.apple.WebCore 0x0000000117c7e944 WebCore::IDBServer::MemoryObjectStore::~MemoryObjectStore() + 40 37 com.apple.WebCore 0x0000000117c7ead8 WebCore::IDBServer::MemoryObjectStore::~MemoryObjectStore() + 32 38 com.apple.WebCore 0x0000000117c357e0 std::__1::default_delete<WebCore::IDBServer::MemoryObjectStore>::operator()(WebCore::IDBServer::MemoryObjectStore*) const + 40 39 com.apple.WebCore 0x0000000117c357ac WTF::RefCounted<WebCore::IDBServer::MemoryObjectStore, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStore> >::deref() const + 52 40 com.apple.WebCore 0x0000000117c3576c WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore>::derefIfNotNull(WebCore::IDBServer::MemoryObjectStore*) + 56 41 com.apple.WebCore 0x0000000117c35724 WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >::~RefPtr() + 48 42 com.apple.WebCore 0x0000000117c038fc WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >::~RefPtr() + 32 43 com.apple.WebCore 0x0000000117ca043c WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >::~KeyValuePair() + 36 44 com.apple.WebCore 0x0000000117ca03f0 WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >::~KeyValuePair() + 32 45 com.apple.WebCore 0x0000000117ca0374 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::deallocateTable(WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >*) + 92 46 com.apple.WebCore 0x0000000117ca0254 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::~HashTable() + 60 47 com.apple.WebCore 0x0000000117ca0204 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::~HashTable() + 32 48 com.apple.WebCore 0x0000000117ca01d0 WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::~HashMap() + 32 49 com.apple.WebCore 0x0000000117c74cc8 WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::~HashMap() + 32 50 com.apple.WebCore 0x0000000117c74c24 WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 64 51 com.apple.WebCore 0x0000000117c74dec WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 32 52 com.apple.WebCore 0x0000000117c74e20 WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 32 53 com.apple.WebCore 0x0000000117d10614 std::__1::default_delete<WebCore::IDBServer::IDBBackingStore>::operator()(WebCore::IDBServer::IDBBackingStore*) const + 52 54 com.apple.WebCore 0x0000000117d1058c std::__1::unique_ptr<WebCore::IDBServer::IDBBackingStore, std::__1::default_delete<WebCore::IDBServer::IDBBackingStore> >::reset(WebCore::IDBServer::IDBBackingStore*) + 92 55 com.apple.WebCore 0x0000000117cf6e9c std::__1::unique_ptr<WebCore::IDBServer::IDBBackingStore, std::__1::default_delete<WebCore::IDBServer::IDBBackingStore> >::operator=(std::nullptr_t) + 44 56 com.apple.WebCore 0x0000000117d00644 WebCore::IDBServer::UniqueIDBDatabase::close() + 108 57 com.apple.WebCore 0x0000000117d00254 WebCore::IDBServer::UniqueIDBDatabase::immediateClose() + 972 58 com.apple.WebCore 0x0000000117bf92d4 WebCore::IDBServer::IDBServer::~IDBServer() + 256 59 com.apple.WebCore 0x0000000117bf973c WebCore::IDBServer::IDBServer::~IDBServer() + 32 60 com.apple.WebKit 0x0000000103a1b054 std::__1::default_delete<WebCore::IDBServer::IDBServer>::operator()(WebCore::IDBServer::IDBServer*) const + 40 61 com.apple.WebKit 0x0000000103a1afd8 std::__1::unique_ptr<WebCore::IDBServer::IDBServer, std::__1::default_delete<WebCore::IDBServer::IDBServer> >::reset(WebCore::IDBServer::IDBServer*) + 92 62 com.apple.WebKit 0x0000000103a26d14 std::__1::unique_ptr<WebCore::IDBServer::IDBServer, std::__1::default_delete<WebCore::IDBServer::IDBServer> >::operator=(std::nullptr_t) + 44 63 com.apple.WebKit 0x0000000103a26c1c WebKit::WebIDBServer::close(WTF::CompletionHandler<void ()>&&)::$_8::operator()() + 92 64 com.apple.WebKit 0x0000000103a26ad8 WTF::Detail::CallableWrapper<WebKit::WebIDBServer::close(WTF::CompletionHandler<void ()>&&)::$_8, void>::call() + 28 65 com.apple.JavaScriptCore 0x0000000137ff1914 WTF::Function<void ()>::operator()() const + 124 (Function.h:82) 66 com.apple.JavaScriptCore 0x000000013811827c WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::operator()() const + 28 (WorkQueueCocoa.cpp:37) 67 com.apple.JavaScriptCore 0x00000001381184c0 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::operator()(void*) const + 32 (BlockPtr.h:111) 68 com.apple.JavaScriptCore 0x0000000138118494 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::__invoke(void*) + 28 (BlockPtr.h:110) 69 libdispatch.dylib 0x000000019b0578bc _dispatch_call_block_and_release + 32 70 libdispatch.dylib 0x000000019b059420 _dispatch_client_callout + 20 71 libdispatch.dylib 0x000000019b06077c _dispatch_lane_serial_drain + 580 72 libdispatch.dylib 0x000000019b0612cc _dispatch_lane_invoke + 408 73 libdispatch.dylib 0x000000019b06b3fc _dispatch_workloop_worker_thread + 708 74 libsystem_pthread.dylib 0x000000019b202060 _pthread_wqthread + 276 75 libsystem_pthread.dylib 0x000000019b200d94 start_wqthread + 8 Thread 20 Crashed:: Dispatch queue: com.apple.WebKit.IndexedDBServer 0 com.apple.WebCore 0x0000000117c17d70 void WTF::removeIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >(WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >*) + 524 1 com.apple.WebCore 0x0000000117c17c40 void WTF::removeIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >(WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >*) + 220 2 com.apple.WebCore 0x0000000117c17b54 WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTableConstIterator() + 32 3 com.apple.WebCore 0x0000000117c17b20 WTF::HashTableConstIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTableConstIterator() + 32 4 com.apple.WebCore 0x0000000117c17aec WTF::HashTableIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTableIterator() + 32 5 com.apple.WebCore 0x0000000117c17ab8 WTF::HashTableIterator<WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >, WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*>, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTableIterator() + 32 6 com.apple.WebCore 0x0000000117c51040 WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::find(WebCore::IDBResourceIdentifier const&) + 76 7 com.apple.WebCore 0x0000000117c0766c WTF::HashMap<WebCore::IDBResourceIdentifier, WebCore::IDBServer::MemoryCursor*, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBServer::MemoryCursor*>, WTF::HashTableTraits>::remove(WebCore::IDBResourceIdentifier const&) + 68 8 com.apple.WebCore 0x0000000117c07604 WebCore::IDBServer::MemoryCursor::~MemoryCursor() + 220 9 com.apple.WebCore 0x0000000117cafafc WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 76 10 com.apple.WebCore 0x0000000117c9f700 WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 32 11 com.apple.WebCore 0x0000000117c9f734 WebCore::IDBServer::MemoryObjectStoreCursor::~MemoryObjectStoreCursor() + 32 12 com.apple.WebCore 0x0000000117cca3f4 std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor>::operator()(WebCore::IDBServer::MemoryObjectStoreCursor*) const + 52 13 com.apple.WebCore 0x0000000117cca3b4 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::reset(WebCore::IDBServer::MemoryObjectStoreCursor*) + 92 14 com.apple.WebCore 0x0000000117cca428 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::~unique_ptr() + 40 15 com.apple.WebCore 0x0000000117c81aa0 std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >::~unique_ptr() + 32 16 com.apple.WebCore 0x0000000117ca4e58 WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >::~KeyValuePair() + 36 17 com.apple.WebCore 0x0000000117ca4e0c WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >::~KeyValuePair() + 32 18 com.apple.WebCore 0x0000000117ca4d94 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::deallocateTable(WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >*) + 108 19 com.apple.WebCore 0x0000000117ca4c64 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTable() + 60 20 com.apple.WebCore 0x0000000117ca4c14 WTF::HashTable<WebCore::IDBResourceIdentifier, WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > > >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<WebCore::IDBResourceIdentifier> >::~HashTable() + 32 21 com.apple.WebCore 0x0000000117ca4be0 WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::~HashMap() + 32 22 com.apple.WebCore 0x0000000117c7e9d4 WTF::HashMap<WebCore::IDBResourceIdentifier, std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> >, WTF::DefaultHash<WebCore::IDBResourceIdentifier>, WTF::HashTraits<WebCore::IDBResourceIdentifier>, WTF::HashTraits<std::__1::unique_ptr<WebCore::IDBServer::MemoryObjectStoreCursor, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStoreCursor> > >, WTF::HashTableTraits>::~HashMap() + 32 23 com.apple.WebCore 0x0000000117c7e944 WebCore::IDBServer::MemoryObjectStore::~MemoryObjectStore() + 40 24 com.apple.WebCore 0x0000000117c7ead8 WebCore::IDBServer::MemoryObjectStore::~MemoryObjectStore() + 32 25 com.apple.WebCore 0x0000000117c357e0 std::__1::default_delete<WebCore::IDBServer::MemoryObjectStore>::operator()(WebCore::IDBServer::MemoryObjectStore*) const + 40 26 com.apple.WebCore 0x0000000117c357ac WTF::RefCounted<WebCore::IDBServer::MemoryObjectStore, std::__1::default_delete<WebCore::IDBServer::MemoryObjectStore> >::deref() const + 52 27 com.apple.WebCore 0x0000000117c3576c WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore>::derefIfNotNull(WebCore::IDBServer::MemoryObjectStore*) + 56 28 com.apple.WebCore 0x0000000117c35724 WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >::~RefPtr() + 48 29 com.apple.WebCore 0x0000000117c038fc WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >::~RefPtr() + 32 30 com.apple.WebCore 0x0000000117ca043c WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >::~KeyValuePair() + 36 31 com.apple.WebCore 0x0000000117ca03f0 WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >::~KeyValuePair() + 32 32 com.apple.WebCore 0x0000000117ca0374 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::deallocateTable(WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >*) + 92 33 com.apple.WebCore 0x0000000117ca0254 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::~HashTable() + 60 34 com.apple.WebCore 0x0000000117ca0204 WTF::HashTable<unsigned long long, WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > > >, WTF::DefaultHash<unsigned long long>, WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::KeyValuePairTraits, WTF::HashTraits<unsigned long long> >::~HashTable() + 32 35 com.apple.WebCore 0x0000000117ca01d0 WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::~HashMap() + 32 36 com.apple.WebCore 0x0000000117c74cc8 WTF::HashMap<unsigned long long, WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> >, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<WTF::RefPtr<WebCore::IDBServer::MemoryObjectStore, WTF::RawPtrTraits<WebCore::IDBServer::MemoryObjectStore>, WTF::DefaultRefDerefTraits<WebCore::IDBServer::MemoryObjectStore> > >, WTF::HashTableTraits>::~HashMap() + 32 37 com.apple.WebCore 0x0000000117c74c24 WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 64 38 com.apple.WebCore 0x0000000117c74dec WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 32 39 com.apple.WebCore 0x0000000117c74e20 WebCore::IDBServer::MemoryIDBBackingStore::~MemoryIDBBackingStore() + 32 40 com.apple.WebCore 0x0000000117d10614 std::__1::default_delete<WebCore::IDBServer::IDBBackingStore>::operator()(WebCore::IDBServer::IDBBackingStore*) const + 52 41 com.apple.WebCore 0x0000000117d1058c std::__1::unique_ptr<WebCore::IDBServer::IDBBackingStore, std::__1::default_delete<WebCore::IDBServer::IDBBackingStore> >::reset(WebCore::IDBServer::IDBBackingStore*) + 92 42 com.apple.WebCore 0x0000000117cf6e9c std::__1::unique_ptr<WebCore::IDBServer::IDBBackingStore, std::__1::default_delete<WebCore::IDBServer::IDBBackingStore> >::operator=(std::nullptr_t) + 44 43 com.apple.WebCore 0x0000000117d00644 WebCore::IDBServer::UniqueIDBDatabase::close() + 108 44 com.apple.WebCore 0x0000000117d00254 WebCore::IDBServer::UniqueIDBDatabase::immediateClose() + 972 45 com.apple.WebCore 0x0000000117bf92d4 WebCore::IDBServer::IDBServer::~IDBServer() + 256 46 com.apple.WebCore 0x0000000117bf973c WebCore::IDBServer::IDBServer::~IDBServer() + 32 47 com.apple.WebKit 0x0000000103a1b054 std::__1::default_delete<WebCore::IDBServer::IDBServer>::operator()(WebCore::IDBServer::IDBServer*) const + 40 48 com.apple.WebKit 0x0000000103a1afd8 std::__1::unique_ptr<WebCore::IDBServer::IDBServer, std::__1::default_delete<WebCore::IDBServer::IDBServer> >::reset(WebCore::IDBServer::IDBServer*) + 92 49 com.apple.WebKit 0x0000000103a26d14 std::__1::unique_ptr<WebCore::IDBServer::IDBServer, std::__1::default_delete<WebCore::IDBServer::IDBServer> >::operator=(std::nullptr_t) + 44 50 com.apple.WebKit 0x0000000103a26c1c WebKit::WebIDBServer::close(WTF::CompletionHandler<void ()>&&)::$_8::operator()() + 92 51 com.apple.WebKit 0x0000000103a26ad8 WTF::Detail::CallableWrapper<WebKit::WebIDBServer::close(WTF::CompletionHandler<void ()>&&)::$_8, void>::call() + 28 52 com.apple.JavaScriptCore 0x0000000137ff1914 WTF::Function<void ()>::operator()() const + 124 (Function.h:82) 53 com.apple.JavaScriptCore 0x000000013811827c WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::operator()() const + 28 (WorkQueueCocoa.cpp:37) 54 com.apple.JavaScriptCore 0x00000001381184c0 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 + 32 (BlockPtr.h:111) 55 com.apple.JavaScriptCore 0x0000000138118494 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*) + 28 (BlockPtr.h:110) 56 libdispatch.dylib 0x000000019b0578bc _dispatch_call_block_and_release + 32 57 libdispatch.dylib 0x000000019b059420 _dispatch_client_callout + 20 58 libdispatch.dylib 0x000000019b06077c _dispatch_lane_serial_drain + 580 59 libdispatch.dylib 0x000000019b0612cc _dispatch_lane_invoke + 408 60 libdispatch.dylib 0x000000019b06b3fc _dispatch_workloop_worker_thread + 708 61 libsystem_pthread.dylib 0x000000019b202060 _pthread_wqthread + 276 62 libsystem_pthread.dylib 0x000000019b200d94 start_wqthread + 8 1768064 2 430942 sihui_liu 2021-06-08 23:43:11 -0700 Created attachment 430942 Patch 1769159 3 430942 cdumez 2021-06-11 19:36:29 -0700 Comment on attachment 430942 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=430942&action=review r=me with changes > Source/WebCore/Modules/indexeddb/server/MemoryCursor.cpp:47 > ASSERT(!cursorMap().contains(m_info.identifier())); This needs to be after the lock. > Source/WebCore/Modules/indexeddb/server/MemoryCursor.cpp:56 > ASSERT(cursorMap().contains(m_info.identifier())); ditto. 1770095 4 webkit-bug-importer 2021-06-15 23:39:19 -0700 <rdar://problem/79381931> 1770308 5 431576 sihui_liu 2021-06-16 11:44:31 -0700 Created attachment 431576 Patch for landing 1770329 6 ews-feeder 2021-06-16 12:12:13 -0700 Committed r278948 (238877@main): <https://commits.webkit.org/238877@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 431576. 430942 2021-06-08 23:43:11 -0700 2021-06-16 11:44:29 -0700 Patch bug-226806-20210608234310.patch text/plain 2351 sihui_liu U3VidmVyc2lvbiBSZXZpc2lvbjogMjc4NjI5CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggYTY4ZmE5MTJiOGE2MGNh MjE4ZWMwMjM5MTVhNTExZTMwMGExODk2ZC4uNzNjNDdlOTNlNmI5YTNjNjZhM2VhMGZiNWVlNzU4 YTQzNWIzMmZhZiAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE3IEBACisyMDIxLTA2LTA4ICBTaWh1 aSBMaXUgIDxzaWh1aV9saXVAYXBwbGUuY29tPgorCisgICAgICAgIEFkZCBsb2NrIGZvciBzdGF0 aWMgY3Vyc29yTWFwIGluIE1lbW9yeUN1cnNvcgorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0 Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MjI2ODA2CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZ IChPT1BTISkuCisKKyAgICAgICAgQXMgY3Vyc29yTWFwIGNhbiBiZSBhY2Nlc3NlZCBmcm9tIG11 bHRpcGxlIFdvcmtRdWV1ZXMuCisKKyAgICAgICAgKiBNb2R1bGVzL2luZGV4ZWRkYi9zZXJ2ZXIv 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