Qt 写的程序 调用百度地图，运行一个多小时后崩溃，进入Disassembler（WTFCrash），大佬们看看给点思路

[lidar7956]

debug模式下进入以下界面：

以下是完整的堆栈调用：
0 WTFCrash C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1f2cfb83
1 WebCore::BitmapTextureImageBuffer::updateContents(WebCore::TextureMapper*, WebCore::GraphicsLayer*, WebCore::IntRect const&, WebCore::IntPoint const&, WebCore::BitmapTexture::UpdateContentsFlag) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ea9fe9e
2 WebCore::TextureMapperTile::updateContents(WebCore::TextureMapper*, WebCore::GraphicsLayer*, WebCore::IntRect const&, WebCore::BitmapTexture::UpdateContentsFlag) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ea99d59
3 WebCore::TextureMapperTiledBackingStore::updateContents(WebCore::TextureMapper*, WebCore::GraphicsLayer*, WebCore::FloatSize const&, WebCore::IntRect const&, WebCore::BitmapTexture::UpdateContentsFlag) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ea99658
4 WebCore::GraphicsLayerTextureMapper::updateBackingStoreIfNeeded() C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa363f
5 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e2d
6 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
7 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
8 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
9 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
10 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
11 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
12 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
13 WebCore::GraphicsLayerTextureMapper::flushCompositingState(WebCore::FloatRect const&) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eaa2e87
14 WebCore::RenderLayerCompositor::flushPendingLayerChanges(bool) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1da0076e
15 WebCore::FrameView::flushCompositingStateForThisFrame(WebCore::Frame*) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ec958f7
16 WebCore::FrameView::flushCompositingStateIncludingSubframes() C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ec95936
17 WebCore::TextureMapperLayerClientQt::syncLayers(WebCore::Timer<WebCore::TextureMapperLayerClientQt>*) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1d5f5443
18 WebCore::Timer<WebCore::TextureMapperLayerClientQt>::fired() C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1f8b9d5f
19 WebCore::ThreadTimers::sharedTimerFiredInternal() [clone .part.6] C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1eb8196d
20 WebCore::SharedTimerQt::timerEvent(QTimerEvent*) C:\Qt\Qt5.4.0\5.4\mingw491_32\bin\Qt5WebKitd.dll 0x1ea6479e
... <更多>

[跑马溜溜的山上]

WebKit 比较老了。现在windows下已经改成Chrome的WebEngine。可以更换5.12LTS或者最新的额5.15试试看。

[lidar7956]

谢谢您，这个后续可以考虑，还是先解决当前这个问题

[跑马溜溜的山上]

https://www.mapbox.com/qt/ https://www.cnblogs.com/yangykaifa/p/7307230.html

[lidar7956]

原因是由于我在html文件中定义了几个不定长数组用于几个marker轨迹导致，将数组删除即可