WebKit`WebKit::VideoFullscreenManagerProxy::didCleanupFullscreen App Crash

[fanyuchao1934]

EXC_BAD_ACCESS (code=1, address=0x40)

• frame #0: 0x000000013097854b WebKitWebKit::VideoFullscreenManagerProxy::didCleanupFullscreen(WTF::ObjectIdentifier<WebKit::PlaybackSessionContextIdentifierType>) + 59 frame #1: 0x0000000148733a1d WebCoreWebCore::VideoFullscreenInterfaceAVKit::cleanupFullscreen() + 605 frame #2: 0x0000000130da9e0f WebKitWebKit::VideoFullscreenManagerProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 101 frame #3: 0x0000000130954dc8 WebKitIPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) + 216 frame #4: 0x0000000130b4c327 WebKitWebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 31 frame #5: 0x000000013094edd1 WebKitIPC::Connection::dispatchMessage(std::1::unique_ptr<IPC::Decoder, std::__1::default_delete >) + 627 frame #6: 0x000000013094e524 WebKitIPC::Connection::dispatchIncomingMessages() + 408 frame #7: 0x000000014d4da30f JavaScriptCoreWTF::RunLoop::performWork() + 431 frame #8: 0x000000014d4dabfa JavaScriptCoreWTF::RunLoop::performWork(void*) + 26 frame #9: 0x000000012ff69fe5 CoreFoundationCFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 17 frame #10: 0x000000012ff69f24 CoreFoundation`CFRunLoopDoSource0 + 157 frame #11: 0x000000012ff69721 CoreFoundation__CFRunLoopDoSources0 + 212 frame #12: 0x000000012ff63e23 CoreFoundation__CFRunLoopRun + 927 frame #13: 0x000000012ff636a7 CoreFoundationCFRunLoopRunSpecific + 560 frame #14: 0x000000013b86b28a GraphicsServicesGSEventRunModal + 139 frame #15: 0x000000014b0b4ad3 UIKitCore-[UIApplication _run] + 994 frame #16: 0x000000014b0b99ef UIKitCoreUIApplicationMain + 123 frame #17: 0x0000000100c761ff kkday-ios-membermain at AppDelegate.swift:55:7 frame #18: 0x0000000115b8e2bf dyld_simstart_sim + 10 frame #19: 0x000000020d86e41f dyld`start + 1903 crash