Details
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Bug
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Resolution: Fixed
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P1: Critical
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6.4.2
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8dfca2ee7 (dev), 46f2dd0e1 (6.4), 591415a2f (6.5)
Description
We couldn't find simple example to reproduce the crash, but a larger application sometimes crashes like this:
frame #1: 0x0000000108ecf472 libqcocoa.dylib`QCocoaMenu::merged() const [inlined] QList<QCocoaMenuItem*>::end(this=0x0000000000000030) const at qlist.h:591:68 [opt] frame #2: 0x0000000108ecf472 libqcocoa.dylib`QCocoaMenu::merged(this=0x0000000000000000) const at qcocoamenu.mm:442:21 [opt] frame #3: 0x0000000108ed1bcb libqcocoa.dylib`QCocoaMenuBar::merged(this=<unavailable>) const at qcocoamenubar.mm:358:24 [opt] * frame #4: 0x0000000108ed08e7 libqcocoa.dylib`QCocoaMenuBar::updateMenuBarImmediately() at qcocoamenubar.mm:286:68 [opt] frame #5: 0x0000000108ed032f libqcocoa.dylib`QCocoaMenuBar::~QCocoaMenuBar(this=0x00006080003337a0) at qcocoamenubar.mm:60:9 [opt] frame #6: 0x0000000108ed0fde libqcocoa.dylib`QCocoaMenuBar::~QCocoaMenuBar() [inlined] QCocoaMenuBar::~QCocoaMenuBar(this=0x00006080003337a0) at qcocoamenubar.mm:38:1 [opt] frame #7: 0x0000000108ed0fd9 libqcocoa.dylib`QCocoaMenuBar::~QCocoaMenuBar(this=0x00006080003337a0) at qcocoamenubar.mm:38:1 [opt] frame #8: 0x000000010715afb5 QtWidgets`QMenuBar::~QMenuBar() at qmenubar.cpp:715:5 [opt] frame #9: 0x000000010715af8a QtWidgets`QMenuBar::~QMenuBar() [inlined] QMenuBar::~QMenuBar(this=0x00006040004a1790) at qmenubar.cpp:713:1 [opt] frame #10: 0x000000010715af8a QtWidgets`QMenuBar::~QMenuBar(this=0x00006040004a1790) at qmenubar.cpp:713:1 [opt] frame #11: 0x00000001090e08df QtCore`QObjectPrivate::deleteChildren(this=0x000061600056eb80) at qobject.cpp:2161:9 [opt] frame #12: 0x0000000106fca3e7 QtWidgets`QWidget::~QWidget(this=0x0000611000ab38c0) at qwidget.cpp:1531:12 [opt]