RESOLVED DUPLICATE of bug 206661 206760
REGRESSION: (r254815) [ iOS ]webrtc/peerconnection-page-cache.html is flaky crashing 
https://bugs.webkit.org/show_bug.cgi?id=206760
Summary REGRESSION: (r254815) [ iOS ]webrtc/peerconnection-page-cache.html is flaky c...
Jacob Uphoff
Reported 2020-01-24 10:46:45 PST
Created attachment 388707 [details] crash log webrtc/peerconnection-page-cache.html is flaky crashing on iOS, this started around commit 254815 I did not try to reproduce the crash History: Crash: Crashed Thread: 0 Dispatch queue: com.apple.main-thread Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x00000000bbadbeef Exception Note: EXC_CORPSE_NOTIFY Termination Signal: Segmentation fault: 11 Termination Reason: Namespace SIGNAL, Code 0xb Terminating Process: exc handler [10613] VM Regions Near 0xbbadbeef: --> __TEXT 0000000103309000-000000010330a000 [ 4K] r-x/r-x SM=COW /Volumes/VOLUME/*/*.Development Application Specific Information: CoreSimulator 681.12 - Device: Managed 5 (ADBD6AD0-DAF8-47F2-B910-340A892F3B52) - Runtime: iOS 13.1 (17A844) - DeviceType: iPhone SE CRASHING TEST: webrtc/peerconnection-page-cache.html Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.JavaScriptCore 0x00000004aebb2c0e WTFCrash + 14 (Assertions.cpp:305) 1 com.apple.WebCore 0x00000004b38cfe5b WTFCrashWithInfo(int, char const*, char const*, int) + 27 2 com.apple.WebCore 0x00000004b6d2437f WebCore::PlatformMediaSessionManager::setCurrentSession(WebCore::PlatformMediaSession&) + 303 (PlatformMediaSessionManager.cpp:282) 3 com.apple.WebCore 0x00000004b6d23e9b WebCore::PlatformMediaSessionManager::sessionWillBeginPlayback(WebCore::PlatformMediaSession&) + 59 (PlatformMediaSessionManager.cpp:202) 4 com.apple.WebCore 0x00000004b4d15ee7 WebCore::MediaSessionManagerCocoa::sessionWillBeginPlayback(WebCore::PlatformMediaSession&) + 39 (MediaSessionManagerCocoa.mm:146) 5 com.apple.WebCore 0x00000004b6d22216 WebCore::PlatformMediaSession::clientWillBeginPlayback() + 182 (PlatformMediaSession.cpp:217) 6 com.apple.WebCore 0x00000004b634f74f WebCore::MediaElementSession::clientWillBeginPlayback() + 31 (MediaElementSession.cpp:150) 7 com.apple.WebCore 0x00000004b622f3ce WebCore::HTMLMediaElement::updatePlayState() + 638 (HTMLMediaElement.cpp:5387) 8 com.apple.WebCore 0x00000004b628016c WebCore::HTMLMediaElement::scheduleUpdatePlayState()::$_32::operator()() const + 108 (HTMLMediaElement.cpp:5347) 9 com.apple.WebCore 0x00000004b62800d9 WTF::Detail::CallableWrapper<WebCore::HTMLMediaElement::scheduleUpdatePlayState()::$_32, void>::call() + 25 (Function.h:52) 10 com.apple.WebCore 0x00000004b38e3faa WTF::Function<void ()>::operator()() const + 138 (Function.h:84) 11 com.apple.WebCore 0x00000004b627f746 WebCore::DeferrableTask<WebCore::HTMLMediaElement>::scheduleTask(WTF::Function<void ()>&&)::'lambda'()::operator()() const + 166 (DeferrableTask.h:61) 12 com.apple.WebCore 0x00000004b627f599 WTF::Detail::CallableWrapper<WebCore::DeferrableTask<WebCore::HTMLMediaElement>::scheduleTask(WTF::Function<void ()>&&)::'lambda'(), void>::call() + 25 (Function.h:52) 13 com.apple.WebCore 0x00000004b38e3faa WTF::Function<void ()>::operator()() const + 138 (Function.h:84) 14 com.apple.WebCore 0x00000004b5e06f89 WebCore::EventLoopFunctionDispatchTask::execute() + 25 (EventLoop.cpp:134) 15 com.apple.WebCore 0x00000004b5e036ea WebCore::EventLoop::run() + 378 (EventLoop.cpp:99) 16 com.apple.WebCore 0x00000004b5f85321 decltype(*(std::__1::forward<WebCore::WindowEventLoop*&>(fp0)).*fp()) std::__1::__invoke<void (WebCore::EventLoop::*&)(), WebCore::WindowEventLoop*&, void>(void (WebCore::EventLoop::*&)(), WebCore::WindowEventLoop*&) + 113 (type_traits:4302) 17 com.apple.WebCore 0x00000004b5f85280 std::__1::__bind_return<void (WebCore::EventLoop::*)(), std::__1::tuple<WebCore::WindowEventLoop*>, std::__1::tuple<>, __is_valid_bind_return<void (WebCore::EventLoop::*)(), std::__1::tuple<WebCore::WindowEventLoop*>, std::__1::tuple<> >::value>::type std::__1::__apply_functor<void (WebCore::EventLoop::*)(), std::__1::tuple<WebCore::WindowEventLoop*>, 0ul, std::__1::tuple<> >(void (WebCore::EventLoop::*&)(), std::__1::tuple<WebCore::WindowEventLoop*>&, std::__1::__tuple_indices<0ul>, std::__1::tuple<>&&) + 64 (functional:2644) 18 com.apple.WebCore 0x00000004b5f8522c std::__1::__bind_return<void (WebCore::EventLoop::*)(), std::__1::tuple<WebCore::WindowEventLoop*>, std::__1::tuple<>, __is_valid_bind_return<void (WebCore::EventLoop::*)(), std::__1::tuple<WebCore::WindowEventLoop*>, std::__1::tuple<> >::value>::type std::__1::__bind<void (WebCore::EventLoop::*&)(), WebCore::WindowEventLoop*>::operator()<>() + 60 (functional:2677) 19 com.apple.WebCore 0x00000004b5f851c9 WTF::Detail::CallableWrapper<std::__1::__bind<void (WebCore::EventLoop::*&)(), WebCore::WindowEventLoop*>, void>::call() + 25 (Function.h:52) 20 com.apple.WebCore 0x00000004b38e3faa WTF::Function<void ()>::operator()() const + 138 (Function.h:84) 21 com.apple.WebCore 0x00000004b399dd49 WebCore::Timer::fired() + 25 (Timer.h:127) 22 com.apple.WebCore 0x00000004b6cee62a WebCore::ThreadTimers::sharedTimerFiredInternal() + 650 (ThreadTimers.cpp:129) 23 com.apple.WebCore 0x00000004b6cf7211 WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0::operator()() const + 33 (ThreadTimers.cpp:69) 24 com.apple.WebCore 0x00000004b6cf71c9 WTF::Detail::CallableWrapper<WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0, void>::call() + 25 (Function.h:52) 25 com.apple.WebCore 0x00000004b38e3faa WTF::Function<void ()>::operator()() const + 138 (Function.h:84) 26 com.apple.WebCore 0x00000004b6caf2a7 WebCore::MainThreadSharedTimer::fired() + 135 (MainThreadSharedTimer.cpp:84) 27 com.apple.WebCore 0x00000004b6d556a6 WebCore::timerFired(__CFRunLoopTimer*, void*) + 38 (MainThreadSharedTimerCF.cpp:75) 28 com.apple.CoreFoundation 0x00007fff23b0d994 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20 29 com.apple.CoreFoundation 0x00007fff23b0d682 __CFRunLoopDoTimer + 1026 30 com.apple.CoreFoundation 0x00007fff23b0ccda __CFRunLoopDoTimers + 266 31 com.apple.CoreFoundation 0x00007fff23b07a4e __CFRunLoopRun + 2238 32 com.apple.CoreFoundation 0x00007fff23b06e66 CFRunLoopRunSpecific + 438 33 com.apple.Foundation 0x00007fff2569694f -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 211 34 com.apple.Foundation 0x00007fff25696b67 -[NSRunLoop(NSRunLoop) run] + 76 35 libxpc.dylib 0x00007fff519154e6 _xpc_objc_main + 297 36 libxpc.dylib 0x00007fff51917b87 xpc_main + 132 37 com.apple.WebKit 0x00000004a07dca19 WebKit::XPCServiceMain(int, char const**) + 841 (XPCServiceMain.mm:160) 38 com.apple.WebKit 0x00000004a19805bb WKXPCServiceMain + 27 (WKMain.mm:33) 39 com.apple.WebKit.WebContent 0x0000000103309d72 main + 34 (AuxiliaryProcessMain.cpp:30) 40 libdyld.dylib 0x00007fff516ecd29 start + 1
Attachments
crash log (153.28 KB, text/plain)
2020-01-24 10:46 PST, Jacob Uphoff 		no flags
Details
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Radar WebKit Bug Importer
Comment 1 2020-01-24 10:47:07 PST
<rdar://problem/58873102>
Alexey Proskuryakov
Comment 2 2020-01-27 23:05:38 PST
*** This bug has been marked as a duplicate of bug 206661 ***
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