[Webkit-unassigned] [Bug 173866] New: Assertion failure in TimerBase inside WebCore::IconRecord::setImageData

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=173866

            Bug ID: 173866
           Summary: Assertion failure in TimerBase inside
                    WebCore::IconRecord::setImageData
           Product: WebKit
           Version: Safari Technology Preview
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rniwa at webkit.org

I'm hitting assertions like the one below all the time when I run debug Safari:

ASSERTION FAILED: canAccessThreadLocalDataForThread(m_thread)
/Volumes/Data/webkit2/Source/WebCore/platform/Timer.cpp(214) : void WebCore::TimerBase::stop()
1   0x101a122ad WTFCrash
2   0x10cbaccfc WebCore::TimerBase::stop()
3   0x10cbacc57 WebCore::TimerBase::~TimerBase()
4   0x10a120a8d WebCore::Timer::~Timer()
5   0x10a120a25 WebCore::Timer::~Timer()
6   0x10b008051 WebCore::Image::~Image()
7   0x10a2e30e6 WebCore::BitmapImage::~BitmapImage()
8   0x10a2e3275 WebCore::BitmapImage::~BitmapImage()
9   0x10a2e3299 WebCore::BitmapImage::~BitmapImage()
10  0x10a2e861f WTF::RefCounted<WebCore::Image>::deref() const
11  0x10a2e85c5 void WTF::derefIfNotNull<WebCore::Image>(WebCore::Image*)
12  0x10a2e8583 WTF::RefPtr<WebCore::Image>::~RefPtr()
13  0x10a2e3235 WTF::RefPtr<WebCore::Image>::~RefPtr()
14  0x10a3285b3 WTF::RefPtr<WebCore::Image>& WTF::RefPtr<WebCore::Image>::operator=<WebCore::BitmapImage>(WTF::Ref<WebCore::BitmapImage>&&)
15  0x10af121a3 WebCore::IconRecord::setImageData(WTF::RefPtr<WebCore::SharedBuffer>&&)
16  0x10aeed974 WebCore::IconDatabase::setIconDataForIconURL(WebCore::SharedBuffer*, WTF::String const&)
17  0x104d90a7f WebKit::WebIconDatabase::setIconDataForIconURL(IPC::DataReference const&, WTF::String const&)
18  0x104d94e09 void IPC::callMemberFunctionImpl<WebKit::WebIconDatabase, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&), std::__1::tuple<IPC::DataReference, WTF::String>, 0ul, 1ul>(WebKit::WebIconDatabase*, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&), std::__1::tuple<IPC::DataReference, WTF::String>&&, std::__1::integer_sequence<unsigned long, 0ul, 1ul>)
19  0x104d94be8 void IPC::callMemberFunction<WebKit::WebIconDatabase, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&), std::__1::tuple<IPC::DataReference, WTF::String>, std::__1::integer_sequence<unsigned long, 0ul, 1ul> >(std::__1::tuple<IPC::DataReference, WTF::String>&&, WebKit::WebIconDatabase*, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&))
20  0x104d93cbb void IPC::handleMessage<Messages::WebIconDatabase::SetIconDataForIconURL, WebKit::WebIconDatabase, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&)>(IPC::Decoder&, WebKit::WebIconDatabase*, void (WebKit::WebIconDatabase::*)(IPC::DataReference const&, WTF::String const&))
21  0x104d938ad WebKit::WebIconDatabase::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
22  0x104d93fd4 non-virtual thunk to WebKit::WebIconDatabase::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
23  0x1047f5e4d IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&)
24  0x1050f2d84 WebKit::WebProcessPool::dispatchMessage(IPC::Connection&, IPC::Decoder&)
25  0x1051264ae WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
26  0x105126574 non-virtual thunk to WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
27  0x1046ccc93 IPC::Connection::dispatchMessage(IPC::Decoder&)
28  0x1046c2228 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)
29  0x1046cd290 IPC::Connection::dispatchOneMessage()
30  0x1046e563d IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()()
31  0x1046e5599 WTF::Function<void ()>::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14>::call()

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