fast/events/ios/rotation/resize-iframe-after-orientation-change.html is constantly crashing on iOS iPhone Debug and flaky (almost constantly) failing on iOS iPhone Release. History: https://results.webkit.org/?suite=layout-tests&test=fast%2Fevents%2Fios%2Frotation%2Fresize-iframe-after-orientation-change.html Stderr: ASSERTION FAILED: task.callback /Volumes/Data/worker/ios-simulator-15-debug/build/Tools/TestRunnerShared/UIScriptContext/UIScriptContext.cpp(95) : void WTR::UIScriptContext::asyncTaskComplete(unsigned int) 1 0x11b218e99 WTFCrash 2 0x11009619b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x11009a59c WTR::UIScriptContext::asyncTaskComplete(unsigned int) 4 0x1100b56df WTR::UIScriptControllerIOS::simulateRotation(WTR::DeviceOrientation*, OpaqueJSValue const*)::$_22::operator()() const 5 0x1100b58bd WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTR::UIScriptControllerIOS::simulateRotation(WTR::DeviceOrientation*, OpaqueJSValue const*)::$_22>(WTR::UIScriptControllerIOS::simulateRotation(WTR::DeviceOrientation*, OpaqueJSValue const*)::$_22)::'lambda'(void*)::operator()(void*) const 6 0x1100b5895 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTR::UIScriptControllerIOS::simulateRotation(WTR::DeviceOrientation*, OpaqueJSValue const*)::$_22>(WTR::UIScriptControllerIOS::simulateRotation(WTR::DeviceOrientation*, OpaqueJSValue const*)::$_22)::'lambda'(void*)::__invoke(void*) 7 0x110096f92 -[TestRunnerWKWebView _didEndRotation] 8 0x10ffe057e __80-[PlatformWebViewController viewWillTransitionToSize:withTransitionCoordinator:]_block_invoke.56 9 0x1306eb98c -[_UIViewControllerTransitionCoordinator _applyBlocks:releaseBlocks:] 10 0x1306e7cbe -[_UIViewControllerTransitionContext _runAlongsideCompletions] 11 0x1306e7a52 -[_UIViewControllerTransitionContext completeTransition:] 12 0x130703c2b __58-[_UIWindowRotationAnimationController animateTransition:]_block_invoke_2.182 13 0x13142f0b8 +[UIView _performBlockDelayingTriggeringResponderEvents:forScene:] 14 0x130703bcb __58-[_UIWindowRotationAnimationController animateTransition:]_block_invoke.181 15 0x13142a58a -[UIViewAnimationBlockDelegate _didEndBlockAnimation:finished:context:] 16 0x1313faf81 -[UIViewAnimationState sendDelegateAnimationDidStop:finished:] 17 0x1313fb526 -[UIViewAnimationState animationDidStop:finished:] 18 0x1111999b2 CA::Layer::run_animation_callbacks(void*) 19 0x111967a56 _dispatch_client_callout 20 0x111974e20 _dispatch_main_queue_callback_4CF 21 0x1136fe85d __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ 22 0x1136f90ba __CFRunLoopRun 23 0x1136f8103 CFRunLoopRunSpecific 24 0x1140f841c -[NSRunLoop(NSRunLoop) runMode:beforeDate:] 25 0x11004fffd WTR::TestController::platformRunUntil(bool&, WTF::Seconds) 26 0x11001259f WTR::TestController::runUntil(bool&, WTF::Seconds) 27 0x1100748b2 WTR::TestInvocation::invoke() 28 0x11001a153 WTR::TestController::runTest(char const*) 29 0x11001a576 WTR::TestController::runTestingServerLoop() 30 0x110012ef7 WTR::TestController::run() 31 0x1100128d9 WTR::TestController::TestController(int, char const**) Diff: --- /Volumes/Data/worker/ios-simulator-15-release-tests-wk2/build/layout-test-results/fast/events/ios/rotation/resize-iframe-after-orientation-change-expected.txt +++ /Volumes/Data/worker/ios-simulator-15-release-tests-wk2/build/layout-test-results/fast/events/ios/rotation/resize-iframe-after-orientation-change-actual.txt @@ -2,7 +2,7 @@ TEST COMPLETE PASS document.getElementById('frame').scrollWidth is outer.scrollWidth -PASS document.getElementById('frame').contentDocument.getElementById('inner').scrollWidth is outer.scrollWidth +FAIL document.getElementById('frame').contentDocument.getElementById('inner').scrollWidth should be 800. Was 320. Each time the viewport is resized, the outer div (green), iframe (orange) and inner div (pink) should take the full viewport width:
<rdar://problem/83907851>
Marked test expectations https://trac.webkit.org/changeset/283582/webkit
Crash appears resolved as of 275423@main.
Filed new bug for failure: bug #271445.