1  __memcpy_base_a55                                                          0xed27c7d4 
2  QSGRhiDistanceFieldGlyphCache::storeGlyphs(QList<QDistanceField> const&)   0xc17e7968 
3  QSGDistanceFieldGlyphCache::update()                                       0xc17d46be 
4  QSGDefaultRenderContext::preprocess()                                      0xc17e13ac 
5  QSGRenderer::preprocess()                                                  0xc17d0d8e 
6  QSGRenderer::renderScene()                                                 0xc17d08b6 
7  QQuickWindowPrivate::renderSceneGraph(QSize const&, QSize const&)          0xc17a1e14 
8  ??                                                                         0xc1849354 
9  ??                                                                         0xc1849ab8 
10 ??                                                                         0xc256544c 
11 __pthread_start(void *)                                                    0xed2c6ac0 
12 __start_thread                                                             0xed27fde6