[Webkit-unassigned] [Bug 105870] New: ASSERTION FAILED: !m_finishedNodes.size() in AudioContext destructor

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=105870

           Summary: ASSERTION FAILED: !m_finishedNodes.size() in
                    AudioContext destructor
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: christophe.dumez at intel.com


Several webaudio tests sometimes hit the !m_finishedNodes.size() assertion in AudioContext destructor:
crash log for WebProcess (pid <unknown>):
STDOUT: <empty>
STDERR: ASSERTION FAILED: !m_finishedNodes.size()
STDERR: /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/Source/WebCore/Modules/webaudio/AudioContext.cpp(198) : virtual WebCore::AudioContext::~AudioContext()
STDERR: 1   0x7f27f144c1b6 WebCore::AudioContext::~AudioContext()
STDERR: 2   0x7f27f1474430 WebCore::OfflineAudioContext::~OfflineAudioContext()
STDERR: 3   0x7f27f1474468 WebCore::OfflineAudioContext::~OfflineAudioContext()
STDERR: 4   0x7f27f144fbcc WTF::ThreadSafeRefCounted<WebCore::AudioContext>::deref()
STDERR: 5   0x7f27f24235a8 WebCore::JSAudioContext::releaseImpl()
STDERR: 6   0x7f27f2443370 WebCore::JSOfflineAudioContextOwner::finalize(JSC::Handle<JSC::Unknown>, void*)
STDERR: 7   0x7f27eb741ac9 JSC::WeakBlock::finalize(JSC::WeakImpl*)
STDERR: 8   0x7f27eb7414bf JSC::WeakBlock::sweep()
STDERR: 9   0x7f27eb7406b6 JSC::WeakSet::sweep()
STDERR: 10  0x7f27eb738965 JSC::MarkedBlock::sweep(JSC::MarkedBlock::SweepMode)
STDERR: 11  0x7f27eb73b2d3 JSC::Sweep::operator()(JSC::MarkedBlock*)
STDERR: 12  0x7f27eb73c5f5 void JSC::MarkedAllocator::forEachBlock<JSC::Sweep>(JSC::Sweep&)
STDERR: 13  0x7f27eb73c111 JSC::Sweep::ReturnType JSC::MarkedSpace::forEachBlock<JSC::Sweep>(JSC::Sweep&)
STDERR: 14  0x7f27eb73b93b JSC::Sweep::ReturnType JSC::MarkedSpace::forEachBlock<JSC::Sweep>()
STDERR: 15  0x7f27eb73a641 JSC::MarkedSpace::sweep()
STDERR: 16  0x7f27eb729b72 JSC::Heap::collect(JSC::Heap::SweepToggle)
STDERR: 17  0x7f27eb729889 JSC::Heap::collectAllGarbage()
STDERR: 18  0x7f27f233feac
STDERR: 19  0x7f27f233ffa2 WebCore::GCController::gcTimerFired(WebCore::Timer<WebCore::GCController>*)
STDERR: 20  0x7f27f2340232 WebCore::Timer<WebCore::GCController>::fired()
STDERR: 21  0x7f27f1daf1aa WebCore::ThreadTimers::sharedTimerFiredInternal()
STDERR: 22  0x7f27f1daf0cb WebCore::ThreadTimers::sharedTimerFired()
STDERR: 23  0x7f27f286f625
STDERR: 24  0x7f27ee7dd33e _ecore_timer_expired_call
STDERR: 25  0x7f27ee7dd50b _ecore_timer_expired_timers_call
STDERR: 26  0x7f27ee7da421
STDERR: 27  0x7f27ee7daab7 ecore_main_loop_begin
STDERR: 28  0x7f27f286dee7 WebCore::RunLoop::run()
STDERR: 29  0x7f27f6353a84 WebProcessMainEfl
STDERR: 30  0x400804 main
STDERR: 31  0x7f27f53a876d __libc_start_main

At least the following tests are affected:
  webaudio/audionode-connect-order.html
  webaudio/audiobuffersource.html

It does not look specific to EFL port.

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