[Bug 284611] New: muon crash

[Alexander Zaitsev]

https://bugs.kde.org/show_bug.cgi?id=284611

           Summary: muon crash
           Product: kde
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: shura0 at yandex.ru


Application: muon-installer (1.2.1 "Caustic Carrionite")
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
I was trying to search 'fglrx', it displayed results, but after several seconds
all results disappeared. I pushed 'back' and muon crashed.

- Unusual behavior I noticed:
search result has disappeared.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Центр программ Muon (muon-installer), signal: Segmentation fault
[KCrash Handler]
#6  BreadcrumbItem::associatedView (this=0x21) at
/build/buildd/muon-1.2.1/installer/BreadcrumbWidget/BreadcrumbItem.cpp:50
#7  0x0000000000433c2c in AbstractViewContainer::activateBreadcrumbItem
(this=0x1f4f3b0, item=<optimized out>) at
/build/buildd/muon-1.2.1/installer/AbstractViewContainer.cpp:77
#8  0x0000000000433d74 in AbstractViewContainer::qt_metacall (this=0x1f4f3b0,
_c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7ffffd566050) at
/build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/AbstractViewContainer.moc:80
#9  0x00000000004341f0 in AvailableView::qt_metacall (this=0x1f4f3b0,
_c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7ffffd566050) at
/build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/AvailableView.moc:70
#10 0x00007fc8acab8eba in QMetaObject::activate (sender=0x1f82fb0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffffd566050) at
kernel/qobject.cpp:3278
#11 0x000000000043509d in BreadcrumbWidget::itemActivated (this=<optimized
out>, _t1=0x21) at
/build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/BreadcrumbWidget.moc:106
#12 0x00000000004352e1 in BreadcrumbWidget::onItemActivated (this=0x1f82fb0,
item=0x21) at
/build/buildd/muon-1.2.1/installer/BreadcrumbWidget/BreadcrumbWidget.cpp:167
#13 0x000000000043580c in BreadcrumbWidget::qt_metacall (this=0x1f82fb0,
_c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7ffffd566190) at
/build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/installer/BreadcrumbWidget.moc:92
#14 0x00007fc8acab8eba in QMetaObject::activate (sender=0x1d6d0a0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7ffffd566190) at
kernel/qobject.cpp:3278
#15 0x00007fc8ab751582 in QAbstractButton::clicked (this=<optimized out>,
_t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#16 0x00007fc8ab49713e in QAbstractButtonPrivate::emitClicked (this=<optimized
out>) at widgets/qabstractbutton.cpp:546
#17 0x00007fc8ab49847b in QAbstractButtonPrivate::click (this=0x1e690f0) at
widgets/qabstractbutton.cpp:539
#18 0x00007fc8ab4986ec in QAbstractButton::mouseReleaseEvent (this=0x1d6d0a0,
e=0x7ffffd5668b0) at widgets/qabstractbutton.cpp:1121
#19 0x00007fc8ab5552da in QToolButton::mouseReleaseEvent (this=<optimized out>,
e=<optimized out>) at widgets/qtoolbutton.cpp:721
#20 0x00007fc8ab130c9a in QWidget::event (this=0x1d6d0a0, event=0x7ffffd5668b0)
at kernel/qwidget.cpp:8295
#21 0x00007fc8ab0e0424 in notify_helper (e=0x7ffffd5668b0, receiver=0x1d6d0a0,
this=0x1110dc0) at kernel/qapplication.cpp:4486
#22 QApplicationPrivate::notify_helper (this=0x1110dc0, receiver=0x1d6d0a0,
e=0x7ffffd5668b0) at kernel/qapplication.cpp:4458
#23 0x00007fc8ab0e5c6b in QApplication::notify (this=<optimized out>,
receiver=0x1d6d0a0, e=0x7ffffd5668b0) at kernel/qapplication.cpp:4047
#24 0x00007fc8ac2c41e6 in KApplication::notify (this=0x7ffffd567510,
receiver=0x1d6d0a0, event=0x7ffffd5668b0) at
../../kdeui/kernel/kapplication.cpp:311
#25 0x00007fc8acaa5afc in QCoreApplication::notifyInternal
(this=0x7ffffd567510, receiver=0x1d6d0a0, event=0x7ffffd5668b0) at
kernel/qcoreapplication.cpp:787
#26 0x00007fc8ab0e13f2 in sendEvent (event=<optimized out>, receiver=<optimized
out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 QApplicationPrivate::sendMouseEvent (receiver=0x1d6d0a0,
event=0x7ffffd5668b0, alienWidget=0x1d6d0a0, nativeWidget=0x1111550,
buttonDown=0x1d6d0a0, lastMouseReceiver=..., spontaneous=true) at
kernel/qapplication.cpp:3146
#28 0x00007fc8ab160945 in QETWidget::translateMouseEvent (this=0x1111550,
event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#29 0x00007fc8ab15f8be in QApplication::x11ProcessEvent (this=0x7ffffd567510,
event=0x7ffffd5670d0) at kernel/qapplication_x11.cpp:3690
#30 0x00007fc8ab188412 in x11EventSourceDispatch (s=0x110f660, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007fc8a7188a5d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fc8a7189258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fc8a7189429 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fc8acad0ed6 in QEventDispatcherGlib::processEvents (this=0x10e86f0,
flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#35 0x00007fc8ab18807e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=<optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007fc8acaa4cf2 in QEventLoop::processEvents (this=<optimized out>,
flags=...) at kernel/qeventloop.cpp:149
#37 0x00007fc8acaa4ef7 in QEventLoop::exec (this=0x7ffffd5674a0, flags=...) at
kernel/qeventloop.cpp:201
#38 0x00007fc8acaa9789 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1064
#39 0x000000000041bd67 in main (argc=5, argv=0x7ffffd567788) at
/build/buildd/muon-1.2.1/installer/main.cpp:61

Reported using DrKonqi

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