Bug 165505

Created attachment 296358 [details] Crash log Encountered this assertion on El Capitan Debug WK2 with LayoutTest storage/indexeddb/modern/handle-user-delete.html https://build.webkit.org/results/Apple%20El%20Capitan%20Debug%20WK2%20(Tests)/r209432%20(9790)/results.html https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=storage%2Findexeddb%2Fmodern%2Fhandle-user-delete.html ASSERTION FAILED: m_transactionOperationsInProgressQueue.first() == &operation /Volumes/Data/slave/elcapitan-debug/build/Source/WebCore/Modules/indexeddb/IDBTransaction.cpp(1305) : void WebCore::IDBTransaction::operationCompletedOnClient(IDBClient::TransactionOperation &) 1 0x10e3eccd0 WTFCrash 2 0x1119d9c9d WebCore::IDBTransaction::operationCompletedOnClient(WebCore::IDBClient::TransactionOperation&) 3 0x1119de75e WebCore::IDBClient::TransactionOperation::doComplete(WebCore::IDBResultData const&) 4 0x1119d06ef WebCore::IDBTransaction::completedOperationTimerFired() 5 0x1119e8ba8 void std::__1::__invoke_void_return_wrapper<void>::__call<std::__1::__bind<void (WebCore::IDBTransaction::*&)(), WebCore::IDBTransaction*>&>(std::__1::__bind<void (WebCore::IDBTransaction::*&)(), WebCore::IDBTransaction*>&&&) 6 0x1119e8a7c std::__1::__function::__func<std::__1::__bind<void (WebCore::IDBTransaction::*&)(), WebCore::IDBTransaction*>, std::__1::allocator<std::__1::__bind<void (WebCore::IDBTransaction::*&)(), WebCore::IDBTransaction*> >, void ()>::operator()() 7 0x110b414da std::__1::function<void ()>::operator()() const 8 0x110b413ec WebCore::Timer::fired() 9 0x11349560a WebCore::ThreadTimers::sharedTimerFiredInternal() 10 0x113496851 WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0::operator()() const 11 0x11349681d void std::__1::__invoke_void_return_wrapper<void>::__call<WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0&>(WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0&&&) 12 0x1134967bc std::__1::__function::__func<WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0, std::__1::allocator<WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0>, void ()>::operator()() 13 0x110b414da std::__1::function<void ()>::operator()() const 14 0x11276477f WebCore::MainThreadSharedTimer::fired() 15 0x112764b89 WebCore::timerFired(__CFRunLoopTimer*, void*) 16 0x7fff8997fb94 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ 17 0x7fff8997f823 __CFRunLoopDoTimer 18 0x7fff8997f37a __CFRunLoopDoTimers 19 0x7fff89976871 __CFRunLoopRun 20 0x7fff89975ed8 CFRunLoopRunSpecific 21 0x7fff8b2be935 RunCurrentEventLoopInMode 22 0x7fff8b2be76f ReceiveNextEventCommon 23 0x7fff8b2be5af _BlockUntilNextEventMatchingListInModeWithFilter 24 0x7fff90186df6 _DPSNextEvent 25 0x7fff90186226 -[NSApplication _nextEventMatchingEventMask:untilDate:inMode:dequeue:] 26 0x7fff9017ad80 -[NSApplication run] 27 0x7fff90144368 NSApplicationMain 28 0x7fff94c0c194 _xpc_objc_main 29 0x7fff94c0abbe xpc_main 30 0x109777080 main 31 0x7fff824d65ad start LEAK: 4 WebProcessPool LEAK: 5 WebPageProxy