238663 2022-04-01 03:52:23 -0700 ASSERTION FAILED: !m_pendingOutgoingMachMessage && !m_isInitializingSendSource 2022-04-19 07:12:38 -0700 1 1 1 Unclassified WebKit WebKit2 Safari 15 Unspecified Unspecified RESOLVED DUPLICATE 239399 InRadar P2 Normal --- 1 kkinnunen webkit-unassigned cdumez kkinnunen webkit-bug-importer oldest_to_newest 1857224 0 kkinnunen 2022-04-01 03:52:23 -0700 ASSERTION FAILED: !m_pendingOutgoingMachMessage && !m_isInitializingSendSource Thread 3 Crashed:: Dispatch queue: com.apple.IPC.ReceiveQueue 0 JavaScriptCore 0x13b2b545e WTFCrash + 14 (Assertions.cpp:322) 1 WebKit 0x12698639b WTFCrashWithInfo(int, char const*, char const*, int) + 27 (Assertions.h:748) 2 WebKit 0x1273b3203 IPC::Connection::sendOutgoingMessage(WTF::UniqueRef<IPC::Encoder>&&) + 147 (ConnectionCocoa.mm:288) 3 WebKit 0x127d87429 IPC::Connection::sendOutgoingMessages() + 345 (Connection.cpp:972) 4 WebKit 0x127da0fbd IPC::Connection::sendMessage(WTF::UniqueRef<IPC::Encoder>&&, WTF::OptionSet<IPC::SendOption>, std::__1::optional<WTF::Thread::QOS>)::$_2::operator()() + 29 (Connection.cpp:508) 5 WebKit 0x127da0f29 WTF::Detail::CallableWrapper<IPC::Connection::sendMessage(WTF::UniqueRef<IPC::Encoder>&&, WTF::OptionSet<IPC::SendOption>, std::__1::optional<WTF::Thread::QOS>)::$_2, void>::call() + 25 (Function.h:53) 6 JavaScriptCore 0x13b2e05e2 WTF::Function<void ()>::operator()() const + 130 (Function.h:82) 7 JavaScriptCore 0x13b408749 WTF::(anonymous namespace)::DispatchWorkItem::operator()() + 25 (WorkQueueCocoa.cpp:40) 8 JavaScriptCore 0x13b4073f5 void WTF::dispatchWorkItem<WTF::(anonymous namespace)::DispatchWorkItem>(void*) + 37 (WorkQueueCocoa.cpp:48) 9 libdispatch.dylib 0x10ab07b25 _dispatch_client_callout + 8 10 libdispatch.dylib 0x10ab0e0df _dispatch_lane_serial_drain + 753 11 libdispatch.dylib 0x10ab0ecc1 _dispatch_lane_invoke + 400 12 libdispatch.dylib 0x10ab1997b _dispatch_workloop_worker_thread + 779 13 libsystem_pthread.dylib 0x10af33fd0 _pthread_wqthread + 326 14 libsystem_pthread.dylib 0x10af32f57 start_wqthread + 15 1859650 1 webkit-bug-importer 2022-04-08 03:53:15 -0700 <rdar://problem/91474855> 1862537 2 kkinnunen 2022-04-19 07:12:38 -0700 *** This bug has been marked as a duplicate of bug 239399 ***