[Webkit-unassigned] [Bug 193167] IndexedDB: leak IDBTransaction and TransactionOperationImpl due to retain cycle
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Fri Jan 4 18:17:27 PST 2019
https://bugs.webkit.org/show_bug.cgi?id=193167
--- Comment #2 from Sihui Liu <sihui_liu at apple.com> ---
STACK OF 1 INSTANCE OF 'ROOT CYCLE: <WebCore>':
[thread 0x10b2605c0]:
39 libdyld.dylib 0x7fff7834c3f1 start + 1
38 com.apple.WebKit.WebContent 0x100fb8867 invocation function for block in WebKit::XPCServiceEventHandler(NSObject<OS_xpc_object>*) + 0 XPCServiceMain.mm:46
37 com.apple.WebKit.WebContent 0x100fb86e2 WebKit::XPCServiceMain(int, char const**) + 547 XPCServiceMain.mm:0
36 libxpc.dylib 0x7fff78580ce5 _xpc_copy_xpcservice_dictionary + 0
35 libxpc.dylib 0x7fff785811e3 _xpc_objc_main + 552
34 com.apple.Foundation 0x7fff4de1e334 -[NSRunLoop(NSRunLoop) run] + 76
33 com.apple.Foundation 0x7fff4de1e45f -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 280
32 com.apple.CoreFoundation 0x7fff4bae201a CFRunLoopRunSpecific + 455
31 com.apple.CoreFoundation 0x7fff4bae2ae3 __CFRunLoopRun + 2167
30 com.apple.CoreFoundation 0x7fff4bb01912 __CFRunLoopDoTimers + 330
29 com.apple.CoreFoundation 0x7fff4bb01dcc __CFRunLoopDoTimer + 851
28 com.apple.CoreFoundation 0x7fff4bb02220 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20
27 com.apple.WebCore 0x103666a0f WebCore::timerFired(__CFRunLoopTimer*, void*) + 31 MainThreadSharedTimerCF.cpp:75
26 com.apple.WebCore 0x1036450e0 WebCore::ThreadTimers::sharedTimerFiredInternal() + 176 ThreadTimers.cpp:120
25 com.apple.WebCore 0x1030fd77c WebCore::DocumentEventQueue::pendingEventTimerFired() + 284 utility:898
24 com.apple.WebCore 0x102d03ba8 WebCore::IDBOpenDBRequest::dispatchEvent(WebCore::Event&) + 24 RefPtr.h:87
23 com.apple.WebCore 0x102d03d42 WebCore::IDBRequest::dispatchEvent(WebCore::Event&) + 274 IDBTransaction.cpp:1354
22 com.apple.WebCore 0x10312b097 WebCore::EventDispatcher::dispatchEvent(WTF::Vector<WebCore::EventTarget*, 0ul, WTF::CrashOnOverflow, 16ul> const&, WebCore::Event&) + 119 EventDispatcher.cpp:186
21 com.apple.WebCore 0x10312afee WebCore::dispatchEventInDOM(WebCore::Event&, WebCore::EventPath const&) + 222 Event.h:114
20 com.apple.WebCore 0x10312e5a3 WebCore::EventTarget::fireEventListeners(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) + 515 Vector.h:674
19 com.apple.WebCore 0x103130639 WebCore::EventTarget::innerInvokeEventListeners(WebCore::Event&, WTF::Vector<WTF::RefPtr<WebCore::RegisteredEventListener, WTF::DumbPtrTraits<WebCore::RegisteredEventListener> >, 1ul, WTF::CrashOnOverflow, 16ul>, WebCore::EventTarget::EventInvokePhase) + 825 InspectorInstrumentation.h:282
18 com.apple.WebCore 0x102eb502f WebCore::JSEventListener::handleEvent(WebCore::ScriptExecutionContext&, WebCore::Event&) + 1023 JSEventListener.cpp:175
17 com.apple.WebCore 0x102e9d4e4 WebCore::JSExecState::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 100 JSExecState.h:74
16 com.apple.JavaScriptCore 0x1073abe0b JSC::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 187 CallData.cpp:41
15 com.apple.JavaScriptCore 0x1071644a0 JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 464 JITCodeInlines.h:39
14 com.apple.JavaScriptCore 0x106b89ba9 vmEntryToJavaScript + 200 LowLevelInterpreter64.asm:295
13 com.apple.JavaScriptCore 0x106b99001 llint_entry + 62110 LowLevelInterpreter.asm:899
12 com.apple.JavaScriptCore 0x106b9a042 llint_entry + 66271 LowLevelInterpreter.asm:995
11 com.apple.JavaScriptCore 0x1072699ef JSC::LLInt::commonCallEval(JSC::ExecState*, JSC::Instruction const*, JSC::MacroAssemblerCodePtr<(WTF::PtrTag)357>) + 255 LLIntSlowPaths.cpp:1745
10 com.apple.JavaScriptCore 0x10715e018 JSC::eval(JSC::ExecState*) + 664 Interpreter.cpp:171
9 com.apple.JavaScriptCore 0x10715efe2 JSC::Interpreter::execute(JSC::EvalExecutable*, JSC::ExecState*, JSC::JSValue, JSC::JSScope*) + 2194 JITCodeInlines.h:39
8 com.apple.JavaScriptCore 0x106b89ba9 vmEntryToJavaScript + 200 LowLevelInterpreter64.asm:295
7 com.apple.JavaScriptCore 0x106b99001 llint_entry + 62110 LowLevelInterpreter.asm:899
6 0x3a98e6201177 0x3a98e6201000 + 375
5 com.apple.WebCore 0x1029029f2 WebCore::jsIDBDatabasePrototypeFunctionCreateObjectStore(JSC::ExecState*) + 418 Expected.h:487
4 com.apple.WebCore 0x102cf1287 WebCore::IDBDatabase::createObjectStore(WTF::String const&, WebCore::IDBDatabase::ObjectStoreParameters&&) + 375 utility:898
3 com.apple.WebCore 0x102d0a1ef WebCore::IDBTransaction::createObjectStore(WebCore::IDBObjectStoreInfo const&) + 127 ThreadSafeRefCounted.h:37
2 com.apple.JavaScriptCore 0x106949a2b WTF::fastMalloc(unsigned long) + 91 FastMalloc.cpp:279
1 com.apple.JavaScriptCore 0x1069b8c8c bmalloc::DebugHeap::malloc(unsigned long) + 12 DebugHeap.cpp:49
0 libsystem_malloc.dylib 0x7fff784f7b19 malloc_zone_malloc + 139
====
3 (256 bytes) ROOT CYCLE: <WebCore::IDBClient::TransactionOperationImpl<WebCore::IDBObjectStoreInfo const&> 0x7f85d6b32530> [112]
1 (128 bytes) ROOT CYCLE: <WTF::Function<void ()>::CallableWrapper<WebCore::IDBClient::TransactionOperationImpl<WebCore::IDBObjectStoreInfo const&>::TransactionOperationImpl(WebCore::IDBTransaction&, void (WebCore::IDBTransaction::*)(WebCore::IDBResultData const&), void (WebCore::IDBTransaction::*)(WebCore::IDBClient::TransactionOperation&, WebCore::IDBObjectStoreInfo const&), WebCore::IDBObjectStoreInfo const&)::'lambda'()> 0x7f85d6b90940> [128]
CYCLE BACK TO <WebCore::IDBClient::TransactionOperationImpl<WebCore::IDBObjectStoreInfo const&> 0x7f85d6b32530> [112]
1 (16 bytes) 0x7f85d6b2b570 [16]
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