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  1. Qt
  2. QTBUG-11999

QMLViewer can crash on Mac OS X while writing console.log output

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Details

    • macOS

    Description

      QMLViewer can crash on exit on Mac OS X. This seems to be related to a recursive call to the logger view via an installed message handler.

      Thread 0 Crashed:  Dispatch queue: com.apple.main-thread
0   QtGui                         	0x00000001012b5354 QTextEngine::itemize() const + 20
1   QtGui                         	0x00000001012bc2e4 QTextLayout::beginLayout() + 36
2   QtGui                         	0x00000001014ea0c7 QPlainTextDocumentLayout::layoutBlock(QTextBlock const&) + 247
3   QtGui                         	0x00000001014eb57e QPlainTextDocumentLayout::blockBoundingRect(QTextBlock const&) const + 398
4   QtGui                         	0x00000001014ebd29 QPlainTextEditControl::blockBoundingRect(QTextBlock const&) const + 1033
5   QtGui                         	0x00000001012a1347 QTextControlPrivate::_q_updateBlock(QTextBlock const&) + 39
6   QtGui                         	0x00000001012abaa4 QTextControl::qt_metacall(QMetaObject::Call, int, void**) + 1156
7   QtCore                        	0x0000000101e30126 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) + 710
8   QtGui                         	0x00000001012f71f9 QAbstractTextDocumentLayout::updateBlock(QTextBlock const&) + 41
9   QtGui                         	0x00000001014eb1d0 QPlainTextDocumentLayout::documentChanged(int, int, int) + 704
10  QtGui                         	0x00000001012e29b8 QTextDocumentPrivate::finishEdit() + 120
11  QtGui                         	0x00000001012a1914 QTextControlPrivate::append(QString const&, Qt::TextFormat) + 260
12  QtGui                         	0x00000001014ed1b3 QPlainTextEditPrivate::append(QString const&, Qt::TextFormat) + 643
13  com.nokia.qt.qml              	0x00000001000264dd LoggerWidget::append(QString const&) + 29 (loggerwidget.cpp:66)
14  com.nokia.qt.qml              	0x000000010002bd89 LoggerWidget::qt_metacall(QMetaObject::Call, int, void**) + 193 (moc_loggerwidget.cpp:84)
15  QtCore                        	0x0000000101f07a17 QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const + 1607
16  QtCore                        	0x0000000101f099ac QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 1324
17  com.nokia.qt.qml              	0x0000000100029ae0 QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 286 (qobjectdefs.h:424)
18  com.nokia.qt.qml              	0x000000010002933e myMessageOutput(QtMsgType, char const*) + 528 (main.cpp:96)
19  QtCore                        	0x0000000101ddbfa1 qt_message_output(QtMsgType, char const*) + 33
20  QtCore                        	0x0000000101ddc1d7 qt_message(QtMsgType, char const*, __va_list_tag*) + 183
21  QtCore                        	0x0000000101ddc44a qWarning(char const*, ...) + 170
22  QtGui                         	0x000000010129912a QFontDatabase::load(QFontPrivate const*, int) + 730
23  QtGui                         	0x000000010127e0ce QFontPrivate::engineForScript(int) const + 126
24  QtGui                         	0x00000001012b35d7 QTextEngine::fontEngine(QScriptItem const&, QFixed*, QFixed*, QFixed*) const + 247
25  QtGui                         	0x00000001012b6cb0 QTextEngine::shapeTextMac(int) const + 176
26  QtGui                         	0x00000001012b760b QTextEngine::shapeText(int) const + 123
27  QtGui                         	0x00000001012b799a QTextEngine::shape(int) const + 138
28  QtGui                         	0x00000001012bf426 QTextLine::layout_helper(int) + 5382
29  QtGui                         	0x00000001014ea16d QPlainTextDocumentLayout::layoutBlock(QTextBlock const&) + 413
30  QtGui                         	0x00000001014eb57e QPlainTextDocumentLayout::blockBoundingRect(QTextBlock const&) const + 398
31  QtGui                         	0x00000001014ebd29 QPlainTextEditControl::blockBoundingRect(QTextBlock const&) const + 1033
32  QtGui                         	0x00000001012a1347 QTextControlPrivate::_q_updateBlock(QTextBlock const&) + 39
33  QtGui                         	0x00000001012abaa4 QTextControl::qt_metacall(QMetaObject::Call, int, void**) + 1156
34  QtCore                        	0x0000000101e30126 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) + 710
35  QtGui                         	0x00000001012f71f9 QAbstractTextDocumentLayout::updateBlock(QTextBlock const&) + 41
36  QtGui                         	0x00000001014eb1d0 QPlainTextDocumentLayout::documentChanged(int, int, int) + 704
37  QtGui                         	0x00000001012e29b8 QTextDocumentPrivate::finishEdit() + 120
38  QtGui                         	0x00000001012a1914 QTextControlPrivate::append(QString const&, Qt::TextFormat) + 260
39  QtGui                         	0x00000001014ed1b3 QPlainTextEditPrivate::append(QString const&, Qt::TextFormat) + 643
40  com.nokia.qt.qml              	0x00000001000264dd LoggerWidget::append(QString const&) + 29 (loggerwidget.cpp:66)
41  com.nokia.qt.qml              	0x000000010002bd89 LoggerWidget::qt_metacall(QMetaObject::Call, int, void**) + 193 (moc_loggerwidget.cpp:84)
42  QtCore                        	0x0000000101f07a17 QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const + 1607
43  QtCore                        	0x0000000101f099ac QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 1324
44  com.nokia.qt.qml              	0x0000000100029ae0 QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 286 (qobjectdefs.h:424)
45  com.nokia.qt.qml              	0x000000010002933e myMessageOutput(QtMsgType, char const*) + 528 (main.cpp:96)
46  QtCore                        	0x0000000101ddbfa1 qt_message_output(QtMsgType, char const*) + 33
47  QtCore                        	0x0000000101ddc1d7 qt_message(QtMsgType, char const*, __va_list_tag*) + 183
48  QtCore                        	0x0000000101ddc44a qWarning(char const*, ...) + 170
49  QtGui                         	0x000000010129912a QFontDatabase::load(QFontPrivate const*, int) + 730
50  QtGui                         	0x000000010127e0ce QFontPrivate::engineForScript(int) const + 126
51  QtGui                         	0x00000001012b35d7 QTextEngine::fontEngine(QScriptItem const&, QFixed*, QFixed*, QFixed*) const + 247
52  QtGui                         	0x00000001012b6cb0 QTextEngine::shapeTextMac(int) const + 176
53  QtGui                         	0x00000001012b760b QTextEngine::shapeText(int) const + 123
54  QtGui                         	0x00000001012b799a QTextEngine::shape(int) const + 138
55  QtGui                         	0x00000001012bf426 QTextLine::layout_helper(int) + 5382
56  QtGui                         	0x00000001014ea16d QPlainTextDocumentLayout::layoutBlock(QTextBlock const&) + 413
57  QtGui                         	0x00000001014eb57e QPlainTextDocumentLayout::blockBoundingRect(QTextBlock const&) const + 398
58  QtGui                         	0x00000001014ebd29 QPlainTextEditControl::blockBoundingRect(QTextBlock const&) const + 1033
59  QtGui                         	0x00000001012a1347 QTextControlPrivate::_q_updateBlock(QTextBlock const&) + 39
60  QtGui                         	0x00000001012abaa4 QTextControl::qt_metacall(QMetaObject::Call, int, void**) + 1156
61  QtCore                        	0x0000000101e30126 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) + 710
62  QtGui                         	0x00000001012f71f9 QAbstractTextDocumentLayout::updateBlock(QTextBlock const&) + 41
63  QtGui                         	0x00000001014eb1d0 QPlainTextDocumentLayout::documentChanged(int, int, int) + 704
64  QtGui                         	0x00000001012e29b8 QTextDocumentPrivate::finishEdit() + 120
65  QtGui                         	0x00000001012a1914 QTextControlPrivate::append(QString const&, Qt::TextFormat) + 260
66  QtGui                         	0x00000001014ed1b3 QPlainTextEditPrivate::append(QString const&, Qt::TextFormat) + 643
67  com.nokia.qt.qml              	0x00000001000264dd LoggerWidget::append(QString const&) + 29 (loggerwidget.cpp:66)
68  com.nokia.qt.qml              	0x000000010002bd89 LoggerWidget::qt_metacall(QMetaObject::Call, int, void**) + 193 (moc_loggerwidget.cpp:84)
69  QtCore                        	0x0000000101f07a17 QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const + 1607
70  QtCore                        	0x0000000101f099ac QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 1324
71  com.nokia.qt.qml              	0x0000000100029ae0 QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 286 (qobjectdefs.h:424)
72  com.nokia.qt.qml              	0x000000010002933e myMessageOutput(QtMsgType, char const*) + 528 (main.cpp:96)
73  QtCore                        	0x0000000101ddbfa1 qt_message_output(QtMsgType, char const*) + 33
74  QtCore                        	0x0000000101ddc1d7 qt_message(QtMsgType, char const*, __va_list_tag*) + 183
75  QtCore                        	0x0000000101ddc44a qWarning(char const*, ...) + 170
76  QtGui                         	0x000000010129912a QFontDatabase::load(QFontPrivate const*, int) + 730
77  QtGui                         	0x000000010127e0ce QFontPrivate::engineForScript(int) const + 126
78  QtGui                         	0x00000001012b35d7 QTextEngine::fontEngine(QScriptItem const&, QFixed*, QFixed*, QFixed*) const + 247
79  QtGui                         	0x00000001012b6cb0 QTextEngine::shapeTextMac(int) const + 176
80  QtGui                         	0x00000001012b760b QTextEngine::shapeText(int) const + 123
81  QtGui                         	0x00000001012b799a QTextEngine::shape(int) const + 138
82  QtGui                         	0x00000001012bf426 QTextLine::layout_helper(int) + 5382
83  QtGui                         	0x00000001014ea16d QPlainTextDocumentLayout::layoutBlock(QTextBlock const&) + 413
84  QtGui                         	0x00000001014eb57e QPlainTextDocumentLayout::blockBoundingRect(QTextBlock const&) const + 398
85  QtGui                         	0x00000001014ebd29 QPlainTextEditControl::blockBoundingRect(QTextBlock const&) const + 1033
86  QtGui                         	0x00000001012a1347 QTextControlPrivate::_q_updateBlock(QTextBlock const&) + 39
87  QtGui                         	0x00000001012abaa4 QTextControl::qt_metacall(QMetaObject::Call, int, void**) + 1156
88  QtCore                        	0x0000000101e30126 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) + 710
89  QtGui                         	0x00000001012f71f9 QAbstractTextDocumentLayout::updateBlock(QTextBlock const&) + 41
90  QtGui                         	0x00000001014eb1d0 QPlainTextDocumentLayout::documentChanged(int, int, int) + 704
91  QtGui                         	0x00000001012e29b8 QTextDocumentPrivate::finishEdit() + 120
92  QtGui                         	0x00000001012a1914 QTextControlPrivate::append(QString const&, Qt::TextFormat) + 260
93  QtGui                         	0x00000001014ed1b3 QPlainTextEditPrivate::append(QString const&, Qt::TextFormat) + 643
94  com.nokia.qt.qml              	0x00000001000264dd LoggerWidget::append(QString const&) + 29 (loggerwidget.cpp:66)
95  com.nokia.qt.qml              	0x000000010002bd89 LoggerWidget::qt_metacall(QMetaObject::Call, int, void**) + 193 (moc_loggerwidget.cpp:84)
96  QtCore                        	0x0000000101f07a17 QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const + 1607
97  QtCore                        	0x0000000101f099ac QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 1324
98  com.nokia.qt.qml              	0x0000000100029ae0 QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 286 (qobjectdefs.h:424)
99  com.nokia.qt.qml              	0x000000010002933e myMessageOutput(QtMsgType, char const*) + 528 (main.cpp:96)
100 QtCore                        	0x0000000101ddbfa1 qt_message_output(QtMsgType, char const*) + 33
101 QtCore                        	0x0000000101ddc1d7 qt_message(QtMsgType, char const*, __va_list_tag*) + 183
102 QtCore                        	0x0000000101ddc44a qWarning(char const*, ...) + 170
103 QtGui                         	0x000000010129912a QFontDatabase::load(QFontPrivate const*, int) + 730
104 QtGui                         	0x000000010127e0ce QFontPrivate::engineForScript(int) const + 126
105 QtGui                         	0x00000001012b35d7 QTextEngine::fontEngine(QScriptItem const&, QFixed*, QFixed*, QFixed*) const + 247
106 QtGui                         	0x00000001012b6cb0 QTextEngine::shapeTextMac(int) const + 176
107 QtGui                         	0x00000001012b760b QTextEngine::shapeText(int) const + 123
108 QtGui                         	0x00000001012b799a QTextEngine::shape(int) const + 138
109 QtGui                         	0x00000001012bf426 QTextLine::layout_helper(int) + 5382
110 QtGui                         	0x00000001014ea16d QPlainTextDocumentLayout::layoutBlock(QTextBlock const&) + 413
111 QtGui                         	0x00000001014eb57e QPlainTextDocumentLayout::blockBoundingRect(QTextBlock const&) const + 398
112 QtGui                         	0x00000001014ebd29 QPlainTextEditControl::blockBoundingRect(QTextBlock const&) const + 1033
113 QtGui                         	0x00000001012a1347 QTextControlPrivate::_q_updateBlock(QTextBlock const&) + 39
114 QtGui                         	0x00000001012abaa4 QTextControl::qt_metacall(QMetaObject::Call, int, void**) + 1156
115 QtCore                        	0x0000000101e30126 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) + 710
116 QtGui                         	0x00000001012f71f9 QAbstractTextDocumentLayout::updateBlock(QTextBlock const&) + 41
117 QtGui                         	0x00000001014eb1d0 QPlainTextDocumentLayout::documentChanged(int, int, int) + 704
118 QtGui                         	0x00000001012e29b8 QTextDocumentPrivate::finishEdit() + 120
119 QtGui                         	0x00000001012a1914 QTextControlPrivate::append(QString const&, Qt::TextFormat) + 260
120 QtGui                         	0x00000001014ed1b3 QPlainTextEditPrivate::append(QString const&, Qt::TextFormat) + 643
121 com.nokia.qt.qml              	0x00000001000264dd LoggerWidget::append(QString const&) + 29 (loggerwidget.cpp:66)
122 com.nokia.qt.qml              	0x000000010002bd89 LoggerWidget::qt_metacall(QMetaObject::Call, int, void**) + 193 (moc_loggerwidget.cpp:84)
123 QtCore                        	0x0000000101f07a17 QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const + 1607
124 QtCore                        	0x0000000101f099ac QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 1324
125 com.nokia.qt.qml              	0x0000000100029ae0 QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) + 286 (qobjectdefs.h:424)
126 com.nokia.qt.qml              	0x000000010002933e myMessageOutput(QtMsgType, char const*) + 528 (main.cpp:96)
127 QtCore                        	0x0000000101ddbfa1 qt_message_output(QtMsgType, char const*) + 33
128 QtCore                        	0x0000000101ddc1d7 qt_message(QtMsgType, char const*, __va_list_tag*) + 183
129 QtCore                        	0x0000000101ddc44a qWarning(char const*, ...) + 170
130 QtGui                         	0x000000010129912a QFontDatabase::load(QFontPrivate const*, int) + 730
....
<snip>

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            kkohne Kai Köhne
            hhartz Henrik Hartz (closed Nokia identity) (Inactive)
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