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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [GTK] ASSERTION FAILED: !m_flushingLayers"
href="https://bugs.webkit.org/show_bug.cgi?id=170009">170009</a>
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<th>Summary</th>
<td>[GTK] ASSERTION FAILED: !m_flushingLayers
</td>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
</td>
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<tr>
<th>Hardware</th>
<td>Unspecified
</td>
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<th>OS</th>
<td>Unspecified
</td>
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<th>Status</th>
<td>NEW
</td>
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<tr>
<th>Severity</th>
<td>Normal
</td>
</tr>
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<th>Priority</th>
<td>P2
</td>
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<th>Component</th>
<td>WebKit Gtk
</td>
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>clopez@igalia.com
</td>
</tr>
<tr>
<th>CC</th>
<td>bugs-noreply@webkitgtk.org, cgarcia@igalia.com, magomez@igalia.com, zan@falconsigh.net
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<pre>Since I enabled the WebGL, 3D and compositing layout tests in <a href="https://trac.webkit.org/r214223">https://trac.webkit.org/r214223</a> lots (176) of them are crashing on the debug builds because of this:
ASSERTION FAILED: !m_flushingLayers
../../Source/WebCore/rendering/RenderLayerCompositor.cpp(405) : void WebCore::RenderLayerCompositor::scheduleLayerFlush(bool)
1 0x7f781278082d /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18(WTFCrash+0x1d) [0x7f781278082d]
2 0x7f781a7d9061 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::RenderLayerCompositor::scheduleLayerFlush(bool)+0x51) [0x7f781a7d9061]
3 0x7f781a7d9006 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::RenderLayerCompositor::notifyFlushRequired(WebCore::GraphicsLayer const*)+0x36) [0x7f781a7d9006]
4 0x7f781ad83a73 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::CoordinatedGraphicsLayer::notifyFlushRequired()+0x73) [0x7f781ad83a73]
5 0x7f781ad83aab /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::CoordinatedGraphicsLayer::didChangeLayerState()+0x2b) [0x7f781ad83aab]
6 0x7f781ad85e24 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::CoordinatedGraphicsLayer::syncImageBacking()+0x284) [0x7f781ad85e24]
7 0x7f781ad86647 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::CoordinatedGraphicsLayer::flushCompositingStateForThisLayerOnly()+0x97) [0x7f781ad86647]
8 0x7f781ad859aa /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::CoordinatedGraphicsLayer::flushCompositingState(WebCore::FloatRect const&)+0x8a) [0x7f781ad859aa]
9 0x7f781a7d94ea /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::RenderLayerCompositor::flushPendingLayerChanges(bool)+0x2ea) [0x7f781a7d94ea]
10 0x7f781a7df881 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::RenderLayerCompositor::layerTreeAsText(unsigned int)+0x71) [0x7f781a7df881]
11 0x7f781a2b5c33 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libwebkit2gtk-4.0.so.37(WebCore::Frame::layerTreeAsText(unsigned int) const+0x73) [0x7f781a2b5c33]
12 0x7f77baa83a5c /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libTestRunnerInjectedBundle.so(WebCore::Internals::layerTreeAsText(WebCore::Document&, unsigned short) const+0xac) [0x7f77baa83a5c]
13 0x7f77baa24aa5 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libTestRunnerInjectedBundle.so(+0x28aaa5) [0x7f77baa24aa5]
14 0x7f77ba9fc332 /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libTestRunnerInjectedBundle.so(+0x262332) [0x7f77ba9fc332]
15 0x7f77ba9fc08c /home/clopez/webkit/webkit/WebKitBuild/Debug/lib/libTestRunnerInjectedBundle.so(WebCore::jsInternalsPrototypeFunctionLayerTreeAsText(JSC::ExecState*)+0x1c) [0x7f77ba9fc08c]
16 0x7f77c14cf028 [0x7f77c14cf028]
LEAK: 1 WebProcessPool
LEAK: 1 WebPageProxy</pre>
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