Bug 170907 – LayoutTest imported/w3c/web-platform-tests/WebCryptoAPI/derive_bits_keys/hkdf.worker.html is a flaky failure / timeout

• Status: RESOLVED
• Resolution: DUPLICATE
• Component: New Bugs

[Ryan Haddad]

LayoutTest imported/w3c/web-platform-tests/WebCryptoAPI/derive_bits_keys/hkdf.worker.html is a flaky failure / timeout

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2FWebCryptoAPI%2Fderive_bits_keys%2Fhkdf.worker.html

[Ryan Haddad]

This is seen on Sierra Debug WK2. The test frequently fails with a timeout.

[Ryan Haddad]

Marked test as flaky in https://trac.webkit.org/changeset/215550/webkit

[Matt Lewis]

this had an invalid crash log with an assertion failure:
No crash log found for WebKitTestRunner:64714.

stdout:
#PID UNRESPONSIVE - com.apple.WebKit.WebContent.Development (pid 67930)
FAIL: Timed out waiting for notifyDone to be called

#EOF
#EOF

stderr:
Wait on notifyDone timed out, process com.apple.WebKit.WebContent.Development pid = 67930#EOF
ASSERTION FAILED: m_workerGlobalScope->hasOneRef()
./workers/WorkerThread.cpp(209) : void WebCore::WorkerThread::workerThread()
1   0x2508210e9 WTFCrash
2   0x24336eb19 WebCore::WorkerThread::workerThread()
3   0x24337a9b8 WebCore::WorkerThread::start(WTF::Function<void (WTF::String const&)>&&)::$_12::operator()() const
4   0x24337a979 WTF::Function<void ()>::CallableWrapper<WebCore::WorkerThread::start(WTF::Function<void (WTF::String const&)>&&)::$_12>::call()
5   0x25083cfbb WTF::Function<void ()>::operator()() const
6   0x2508ad56f WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*)
7   0x2508b2cf5 WTF::wtfThreadEntryPoint(void*)
8   0x7fff7e0d46c1 _pthread_body
9   0x7fff7e0d456d _pthread_body
10  0x7fff7e0d3c5d thread_start
#CRASHED - com.apple.WebKit.WebContent.Development (pid 67930)
LEAK: 2 WebProcessPool
LEAK: 2 WebPageProxy

[Jiewen Tan]

*** This bug has been marked as a duplicate of bug 180499 ***