[Webkit-unassigned] [Bug 280151] New: [WPE] Assertion failure SSERTION FAILED: m_texture->refCount() == 2 in WebCore/platform/graphics/nicosia/NicosiaBuffer.cpp

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=280151

            Bug ID: 280151
           Summary: [WPE] Assertion failure SSERTION FAILED:
                    m_texture->refCount() == 2  in
                    WebCore/platform/graphics/nicosia/NicosiaBuffer.cpp
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WPE WebKit
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: zsun at igalia.com
                CC: bugs-noreply at webkitgtk.org

STDERR: ASSERTION FAILED: m_texture->refCount() == 2
STDERR: /app/webkit/Source/WebCore/platform/graphics/nicosia/NicosiaBuffer.cpp(179) : virtual Nicosia::AcceleratedBuffer::~AcceleratedBuffer()
STDERR: 1   0x7f7d12bf39eb Nicosia::AcceleratedBuffer::~AcceleratedBuffer()
STDERR: 2   0x7f7d12bf3acc Nicosia::AcceleratedBuffer::~AcceleratedBuffer()
STDERR: 3   0x7f7d0a829bdf WTF::ThreadSafeRefCounted<Nicosia::Buffer, (WTF::DestructionThread)0>::deref() const
STDERR: 4   0x7f7d0a8243c1 WTF::DefaultRefDerefTraits<Nicosia::Buffer>::derefIfNotNull(Nicosia::Buffer*)
STDERR: 5   0x7f7d0e04ca88 WTF::RefPtr<Nicosia::Buffer, WTF::RawPtrTraits<Nicosia::Buffer>, WTF::DefaultRefDerefTraits<Nicosia::Buffer> >::operator=(decltype(nullptr))
STDERR: 6   0x7f7d0e04b152 WebCore::CoordinatedBackingStoreTile::swapBuffers(WebCore::TextureMapper&)
STDERR: 7   0x7f7d0e04c5a9 WebCore::CoordinatedBackingStore::commitTileOperations(WebCore::TextureMapper&)
STDERR: 8   0x7f7d0a81c714 WebKit::CoordinatedGraphicsScene::updateSceneState()
STDERR: 9   0x7f7d0a81a355 WebKit::CoordinatedGraphicsScene::paintToCurrentGLContext(WebCore::TransformationMatrix const&, WebCore::FloatRect const&, bool)
STDERR: 10  0x7f7d0a83d5cd WebKit::ThreadedCompositor::renderLayerTree()
STDERR: 11  0x7f7d0a83c1cf operator()
STDERR: 12  0x7f7d0a84e466 call
STDERR: 13  0x7f7d0a0f23bb WTF::Function<void ()>::operator()() const
STDERR: 14  0x7f7d0a83a81e WebKit::CompositingRunLoop::updateTimerFired()
STDERR: 15  0x7f7d0a84e71c void std::__invoke_impl<void, void (WebKit::CompositingRunLoop::*&)(), WebKit::CompositingRunLoop*&>(std::__invoke_memfun_deref, void (WebKit::CompositingRunLoop::*&)(), WebKit::CompositingRunLoop*&)
STDERR: 16  0x7f7d0a84e695 std::__invoke_result<void (WebKit::CompositingRunLoop::*&)(), WebKit::CompositingRunLoop*&>::type std::__invoke<void (WebKit::CompositingRunLoop::*&)(), WebKit::CompositingRunLoop*&>(void (WebKit::CompositingRunLoop::*&)(), WebKit::CompositingRunLoop*&)
STDERR: 17  0x7f7d0a84e60b void std::_Bind<void (WebKit::CompositingRunLoop::*(WebKit::CompositingRunLoop*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>)
STDERR: 18  0x7f7d0a84e59d void std::_Bind<void (WebKit::CompositingRunLoop::*(WebKit::CompositingRunLoop*))()>::operator()<, void>()
STDERR: 19  0x7f7d0a84e486 WTF::Detail::CallableWrapper<std::_Bind<void (WebKit::CompositingRunLoop::*(WebKit::CompositingRunLoop*))()>, void>::call()
STDERR: 20  0x7f7d0a0f23bb WTF::Function<void ()>::operator()() const
STDERR: 21  0x7f7d0a21cc8c WTF::RunLoop::Timer::fired()
STDERR: 22  0x7f7d0de79099 operator()
STDERR: 23  0x7f7d0de790d9 _FUN
STDERR: 24  0x7f7d0de784db operator()
STDERR: 25  0x7f7d0de78529 _FUN
STDERR: 26  0x7f7cf9e7ed36 g_main_context_dispatch
STDERR: 27  0x7f7cf9edc2b8 g_main_context_iterate.isra.0
STDERR: 28  0x7f7cf9e7e3ff g_main_loop_run
STDERR: 29  0x7f7d0de78c40 WTF::RunLoop::run()
STDERR: 30  0x7f7d0dcfdf1d operator()
STDERR: 31  0x7f7d0dd00454 call
STDERR: WPEWebProcess terminated (pid 98494) for reason: crash

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