[Webkit-unassigned] [Bug 210096] New: REGRESSION: ASSERTION FAILED: m_rbsAssertion || m_bksAssertion seen with iOS API tests

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=210096

            Bug ID: 210096
           Summary: REGRESSION: ASSERTION FAILED: m_rbsAssertion ||
                    m_bksAssertion seen with iOS API tests
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

The following API tests are asserting on iOS Debug bots
    TestWebKitAPI.ProcessSwap.TerminateProcessAfterProcessSwap
    TestWebKitAPI.ProcessSwap.MediaTypeAfterSwap
    TestWebKitAPI.WKAttachmentTests.InvalidateAttachmentsAfterWebProcessTermination
    TestWebKitAPI.ProcessSwap.TerminateProcessRightAfterSwap
    TestWebKitAPI.WebKit.WebsiteDataStoreCustomPathsWithoutPrewarming
    TestWebKitAPI.WebKit.WebsiteDataStoreCustomPathsWithPrewarming
    TestWebKitAPI.ProcessSwap.ReloadRelatedWebViewAfterCrash
    TestWebKitAPI.WKProcessPool.PrewarmedProcessCrash
    TestWebKitAPI.WKNavigation.AutomaticViewReloadAfterWebProcessCrash
    TestWebKitAPI.URLSchemeHandler.Leaks2
    TestWebKitAPI.WKNavigation.ProcessCrashDuringCallback
    TestWebKitAPI.ProcessSwap.CrashWithGestureController

        ASSERTION FAILED: m_rbsAssertion || m_bksAssertion
        /Volumes/Data/slave/ios-simulator-13-debug/build/Source/WebKit/UIProcess/ios/ProcessAssertionIOS.mm(396) : WebKit::ProcessAssertion::ProcessAssertion(pid_t, WTF::ASCIILiteral, WebKit::ProcessAssertionType)
        1   0x103273069 WTFCrash
        2   0x10bd65aeb WTFCrashWithInfo(int, char const*, char const*, int)
        3   0x10ccdc15c WebKit::ProcessAssertion::ProcessAssertion(int, WTF::ASCIILiteral, WebKit::ProcessAssertionType)
        4   0x10ccdd428 WebKit::ProcessAndUIAssertion::ProcessAndUIAssertion(int, WTF::ASCIILiteral, WebKit::ProcessAssertionType)
        5   0x10ccdd499 WebKit::ProcessAndUIAssertion::ProcessAndUIAssertion(int, WTF::ASCIILiteral, WebKit::ProcessAssertionType)
        6   0x10c262077 std::__1::__unique_if<WebKit::ProcessAndUIAssertion>::__unique_single std::__1::make_unique<WebKit::ProcessAndUIAssertion, int, WTF::ASCIILiteral, WebKit::ProcessAssertionType>(int&&, WTF::ASCIILiteral&&, WebKit::ProcessAssertionType&&)
        7   0x10c261e19 decltype(auto) WTF::makeUnique<WebKit::ProcessAndUIAssertion, int, WTF::ASCIILiteral, WebKit::ProcessAssertionType>(int&&, WTF::ASCIILiteral&&, WebKit::ProcessAssertionType&&)
        8   0x10c261c83 IPC::ConnectionTerminationWatchdog::ConnectionTerminationWatchdog(WTF::OSObjectPtr<NSObject<OS_xpc_object>*>&, WTF::Seconds)
        9   0x10c261b77 IPC::ConnectionTerminationWatchdog::ConnectionTerminationWatchdog(WTF::OSObjectPtr<NSObject<OS_xpc_object>*>&, WTF::Seconds)
        10  0x10c258e8b IPC::ConnectionTerminationWatchdog::createConnectionTerminationWatchdog(WTF::OSObjectPtr<NSObject<OS_xpc_object>*>&, WTF::Seconds)
        11  0x10c258e27 IPC::Connection::terminateSoon(WTF::Seconds)
        12  0x10c966ef7 WebKit::AuxiliaryProcessProxy::shutDownProcess()
        13  0x10cb4ccc5 WebKit::WebProcessProxy::shutDown()
        14  0x10cb68646 WebKit::WebProcessProxy::processDidTerminateOrFailedToLaunch()
        15  0x10cb68358 WebKit::WebProcessProxy::didClose(IPC::Connection&)
        16  0x10bdf5b87 IPC::Connection::connectionDidClose()::$_6::operator()()
        17  0x10bdf5a7e WTF::Detail::CallableWrapper<IPC::Connection::connectionDidClose()::$_6, void>::call()
        18  0x10329e802 WTF::Function<void ()>::operator()() const
        19  0x103314d88 WTF::RunLoop::performWork()
        20  0x103316511 WTF::RunLoop::performWork(void*)
        21  0x10af78c71 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
        22  0x10af78b9c __CFRunLoopDoSource0
        23  0x10af78374 __CFRunLoopDoSources0
        24  0x10af72f6e __CFRunLoopRun
        25  0x10af72884 CFRunLoopRunSpecific
        26  0x10a838831 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
        27  0x101d81b1e TestWebKitAPI::Util::run(bool*)
        28  0x101ba64fe ProcessSwap_TerminateProcessAfterProcessSwap_Test::TestBody()
        29  0x101ef43d4 void testing::internal::HandleSehExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*)
        30  0x101ed171b void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*)
        31  0x101ed1656 testing::Test::Run()
        Child process terminated with signal 11: Segmentation fault
        ASSERTION FAILED: m_sendPort

https://build.webkit.org/builders/Apple%20iOS%2013%20Simulator%20Debug%20WK2%20%28Tests%29/builds/2995/steps/run-api-tests/logs/stdio

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