Application: k3b (1.91.0)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-21-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
I'm using Gnome environment, VirtualBox was running, K3B was burning wideo dvd, when I mounted a reiserFS partition K3B crashed. I hope this will help. 

 -- Backtrace:
Application: K3b (k3b), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f4dabb07760 (LWP 2126))]

Thread 2 (Thread 0x7f4d8d759710 (LWP 2298)):
#0  0x00007f4da618fbc9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f4da641a0e5 in thread_sleep (ti=0x7f4d8d758d80) at thread/qthread_unix.cpp:398
#2  0x00007f4da641a296 in QThread::sleep (secs=<value optimized out>) at thread/qthread_unix.cpp:412
#3  0x00007f4dab3d7d45 in K3b::MediaCache::PollThread::run (this=0x1e251f0) at /build/buildd/k3b-1.91.0~rc2/libk3b/tools/k3bmediacache.cpp:106
#4  0x00007f4da641a775 in QThreadPrivate::start (arg=0x1e251f0) at thread/qthread_unix.cpp:248
#5  0x00007f4da618a9ca in start_thread () from /lib/libpthread.so.0
#6  0x00007f4da482a69d in clone () from /lib/libc.so.6
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4dabb07760 (LWP 2126)):
[KCrash Handler]
#5  QPersistentModelIndex::operator= (this=0x10, other=...) at kernel/qabstractitemmodel.cpp:224
#6  0x000000000051ddbc in K3b::MetaItemModel::slotRowsInserted (this=<value optimized out>, parent=..., start=<value optimized out>, end=1)
    at /build/buildd/k3b-1.91.0~rc2/src/k3bmetaitemmodel.cpp:861
#7  0x0000000000521174 in K3b::MetaItemModel::qt_metacall (this=0x1f29380, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdcee44d0)
    at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bmetaitemmodel.moc:94
#8  0x0000000000523320 in K3b::PlacesModel::qt_metacall (this=0x10, _c=3706602272, _id=32791616, _a=0x21ca3b0) at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bplacesmodel.moc:77
#9  0x00007f4da6521e3f in QMetaObject::activate (sender=0x1f45c40, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#10 0x00007f4da656d314 in QAbstractItemModel::rowsInserted (this=0x10, _t1=<value optimized out>, _t2=1, _t3=1) at .moc/release-shared/moc_qabstractitemmodel.cpp:181
#11 0x00007f4da6508087 in QAbstractItemModel::endInsertRows (this=0x1f45c40) at kernel/qabstractitemmodel.cpp:2410
#12 0x00007f4da59e4e4e in QSortFilterProxyModelPrivate::insert_source_items (this=<value optimized out>, source_to_proxy=<value optimized out>, proxy_to_source=..., source_items=..., 
    source_parent=..., orient=<value optimized out>, emit_signal=true) at itemviews/qsortfilterproxymodel.cpp:656
#13 0x00007f4da59e53ac in QSortFilterProxyModelPrivate::source_items_inserted (this=0x1f45e30, source_parent=..., start=2, end=1, orient=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:767
#14 0x00007f4da59e6acf in QSortFilterProxyModelPrivate::_q_sourceRowsInserted (this=0x10, source_parent=..., start=32791616, end=35431344) at itemviews/qsortfilterproxymodel.cpp:1242
#15 0x00007f4da59e87cc in QSortFilterProxyModel::qt_metacall (this=0x1f45c40, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdcee4880)
    at .moc/release-shared/moc_qsortfilterproxymodel.cpp:135
#16 0x00007f4daae93038 in KDirSortFilterProxyModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkfile.so.4
#17 0x00007f4da6521e3f in QMetaObject::activate (sender=0x1f44380, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#18 0x00007f4da656d314 in QAbstractItemModel::rowsInserted (this=0x10, _t1=<value optimized out>, _t2=1, _t3=1) at .moc/release-shared/moc_qabstractitemmodel.cpp:181
#19 0x00007f4da6508087 in QAbstractItemModel::endInsertRows (this=0x1f44380) at kernel/qabstractitemmodel.cpp:2410
#20 0x00007f4daaaa81e7 in ?? () from /usr/lib/libkio.so.5
#21 0x00007f4daaaaad76 in KDirModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#22 0x00007f4da6521e3f in QMetaObject::activate (sender=0x1f44470, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#23 0x00007f4daaa8cc6a in KDirLister::itemsAdded(KUrl const&, KFileItemList const&) () from /usr/lib/libkio.so.5
#24 0x00007f4daaa8db77 in KDirLister::Private::emitItems() () from /usr/lib/libkio.so.5
#25 0x00007f4daaa99d6e in ?? () from /usr/lib/libkio.so.5
#26 0x00007f4daaaa1993 in ?? () from /usr/lib/libkio.so.5
#27 0x00007f4da6521e3f in QMetaObject::activate (sender=0x241d370, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#28 0x00007f4da6926b82 in KJob::result(KJob*) () from /usr/lib/libkdecore.so.5
#29 0x00007f4da6926e20 in KJob::emitResult() () from /usr/lib/libkdecore.so.5
#30 0x00007f4daaa70503 in KIO::SimpleJob::slotFinished() () from /usr/lib/libkio.so.5
#31 0x00007f4daaa70640 in KIO::ListJob::slotFinished() () from /usr/lib/libkio.so.5
#32 0x00007f4daaa74339 in KIO::ListJob::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#33 0x00007f4da6521e3f in QMetaObject::activate (sender=0x278cf70, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#34 0x00007f4daab30271 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /usr/lib/libkio.so.5
#35 0x00007f4daab2d5e3 in KIO::SlaveInterface::dispatch() () from /usr/lib/libkio.so.5
#36 0x00007f4daab21a46 in KIO::Slave::gotInput() () from /usr/lib/libkio.so.5
#37 0x00007f4daab21c2c in KIO::Slave::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#38 0x00007f4da6521e3f in QMetaObject::activate (sender=0x24bf650, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#39 0x00007f4daaa3f9d7 in ?? () from /usr/lib/libkio.so.5
#40 0x00007f4daaa3fafd in KIO::Connection::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5
#41 0x00007f4da651ed49 in QObject::event (this=0x24bf650, e=0x24eb170) at kernel/qobject.cpp:1248
#42 0x00007f4da543222c in QApplicationPrivate::notify_helper (this=0x1a87a00, receiver=0x24bf650, e=0x24eb170) at kernel/qapplication.cpp:4300
#43 0x00007f4da54386fb in QApplication::notify (this=0x7fffdcee9ee0, receiver=0x24bf650, e=0x24eb170) at kernel/qapplication.cpp:4183
#44 0x00007f4da76c8526 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#45 0x00007f4da650f06c in QCoreApplication::notifyInternal (this=0x7fffdcee9ee0, receiver=0x24bf650, event=0x24eb170) at kernel/qcoreapplication.cpp:704
#46 0x00007f4da65117e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1a5e710) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#47 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1a5e710) at kernel/qcoreapplication.cpp:1345
#48 0x00007f4da65389d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#49 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#50 0x00007f4da07f18c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#51 0x00007f4da07f5748 in ?? () from /lib/libglib-2.0.so.0
#52 0x00007f4da07f58fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#53 0x00007f4da6538513 in QEventDispatcherGlib::processEvents (this=0x1a5de60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#54 0x00007f4da54e246e in QGuiEventDispatcherGlib::processEvents (this=0x10, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#55 0x00007f4da650d992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#56 0x00007f4da650dd6c in QEventLoop::exec (this=0x7fffdcee64a0, flags=) at kernel/qeventloop.cpp:201
#57 0x00007f4da58fc09e in QDialog::exec (this=0x286eb30) at dialogs/qdialog.cpp:546
#58 0x00000000005411f7 in K3b::JobProgressDialog::startJob (this=0x286eb30, job=<value optimized out>) at /build/buildd/k3b-1.91.0~rc2/src/k3bjobprogressdialog.cpp:632
#59 0x00000000004cdc00 in K3b::ProjectBurnDialog::slotStartClicked (this=0x2359080) at /build/buildd/k3b-1.91.0~rc2/src/projects/k3bprojectburndialog.cpp:234
#60 0x00000000004aea89 in K3b::VideoDvdBurnDialog::slotStartClicked (this=0x2359080) at /build/buildd/k3b-1.91.0~rc2/src/projects/k3bvideodvdburndialog.cpp:182
#61 0x000000000054d6c2 in K3b::InteractionDialog::slotStartClickedInternal (this=0x2359080) at /build/buildd/k3b-1.91.0~rc2/src/k3binteractiondialog.cpp:312
#62 0x000000000054de8d in K3b::InteractionDialog::qt_metacall (this=0x2359080, _c=QMetaObject::InvokeMetaMethod, _id=-588365024, _a=0x7fffdcee6ed0)
    at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3binteractiondialog.moc:161
#63 0x00000000004cd6f0 in K3b::ProjectBurnDialog::qt_metacall (this=0x10, _c=3706602272, _id=32791616, _a=0x21ca3b0)
    at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bprojectburndialog.moc:79
#64 0x00000000004ae498 in K3b::VideoDvdBurnDialog::qt_metacall (this=0x10, _c=3706602272, _id=32791616, _a=0x21ca3b0)
    at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bvideodvdburndialog.moc:71
#65 0x00007f4da6521e3f in QMetaObject::activate (sender=0x262eb50, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#66 0x00007f4da5acd5f2 in QAbstractButton::clicked (this=0x10, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#67 0x00007f4da57e786b in QAbstractButtonPrivate::emitClicked (this=0x26308d0) at widgets/qabstractbutton.cpp:546
#68 0x00007f4da57e870b in QAbstractButtonPrivate::click (this=0x26308d0) at widgets/qabstractbutton.cpp:539
#69 0x00007f4da57e897c in QAbstractButton::mouseReleaseEvent (this=0x262eb50, e=0x7fffdcee7820) at widgets/qabstractbutton.cpp:1121
#70 0x00007f4da5488582 in QWidget::event (this=0x262eb50, event=0x7fffdcee7820) at kernel/qwidget.cpp:7998
#71 0x00007f4da543222c in QApplicationPrivate::notify_helper (this=0x1a87a00, receiver=0x262eb50, e=0x7fffdcee7820) at kernel/qapplication.cpp:4300
#72 0x00007f4da5438ecb in QApplication::notify (this=0x7fffdcee9ee0, receiver=0x262eb50, e=0x7fffdcee7820) at kernel/qapplication.cpp:3865
#73 0x00007f4da76c8526 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#74 0x00007f4da650f06c in QCoreApplication::notifyInternal (this=0x7fffdcee9ee0, receiver=0x262eb50, event=0x7fffdcee7820) at kernel/qcoreapplication.cpp:704
#75 0x00007f4da54380ae in QCoreApplication::sendEvent (receiver=0x262eb50, event=0x7fffdcee7820, alienWidget=0x262eb50, nativeWidget=0x262dfa0, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#76 QApplicationPrivate::sendMouseEvent (receiver=0x262eb50, event=0x7fffdcee7820, alienWidget=0x262eb50, nativeWidget=0x262dfa0, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#77 0x00007f4da54b7f65 in QETWidget::translateMouseEvent (this=0x262dfa0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#78 0x00007f4da54b68ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffdcee8140) at kernel/qapplication_x11.cpp:3501
#79 0x00007f4da54e2882 in x11EventSourceDispatch (s=0x1a8b130, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#80 0x00007f4da07f18c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#81 0x00007f4da07f5748 in ?? () from /lib/libglib-2.0.so.0
#82 0x00007f4da07f58fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#83 0x00007f4da6538513 in QEventDispatcherGlib::processEvents (this=0x1a5de60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#84 0x00007f4da54e246e in QGuiEventDispatcherGlib::processEvents (this=0x10, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#85 0x00007f4da650d992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#86 0x00007f4da650dd6c in QEventLoop::exec (this=0x7fffdcee8470, flags=) at kernel/qeventloop.cpp:201
#87 0x00007f4da58fc09e in QDialog::exec (this=0x2359080) at dialogs/qdialog.cpp:546
#88 0x000000000054d1d2 in K3b::InteractionDialog::exec (this=0x2359080) at /build/buildd/k3b-1.91.0~rc2/src/k3binteractiondialog.cpp:526
#89 0x00000000004970a2 in K3b::DataView::slotBurn (this=<value optimized out>) at /build/buildd/k3b-1.91.0~rc2/src/projects/k3bdataview.cpp:138
#90 0x00000000004c8bf1 in K3b::View::qt_metacall (this=0x23a0f60, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdcee8880)
    at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bview.moc:80
#91 0x00000000004ca810 in K3b::StandardView::qt_metacall (this=0x10, _c=3706602272, _id=32791616, _a=0x21ca3b0) at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bstandardview.moc:87
#92 0x0000000000496400 in K3b::DataView::qt_metacall (this=0x10, _c=3706602272, _id=32791616, _a=0x21ca3b0) at /build/buildd/k3b-1.91.0~rc2/obj-x86_64-linux-gnu/src/k3bdataview.moc:77
#93 0x00007f4da6521e3f in QMetaObject::activate (sender=0x237f970, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x21ca3b0) at kernel/qobject.cpp:3293
#94 0x00007f4da542c032 in QAction::triggered (this=0x10, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#95 0x00007f4da542e0ab in QAction::activate (this=0x237f970, event=<value optimized out>) at kernel/qaction.cpp:1255
#96 0x00007f4da57e86ca in QAbstractButtonPrivate::click (this=0x23cefb0) at widgets/qabstractbutton.cpp:528
#97 0x00007f4da57e897c in QAbstractButton::mouseReleaseEvent (this=0x23cef80, e=0x7fffdcee91e0) at widgets/qabstractbutton.cpp:1121
#98 0x00007f4da58b48ca in QToolButton::mouseReleaseEvent (this=0x10, e=0x7fffdcee4320) at widgets/qtoolbutton.cpp:721
#99 0x00007f4da5488582 in QWidget::event (this=0x23cef80, event=0x7fffdcee91e0) at kernel/qwidget.cpp:7998
#100 0x00007f4da543222c in QApplicationPrivate::notify_helper (this=0x1a87a00, receiver=0x23cef80, e=0x7fffdcee91e0) at kernel/qapplication.cpp:4300
#101 0x00007f4da5438ecb in QApplication::notify (this=0x7fffdcee9ee0, receiver=0x23cef80, e=0x7fffdcee91e0) at kernel/qapplication.cpp:3865
#102 0x00007f4da76c8526 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#103 0x00007f4da650f06c in QCoreApplication::notifyInternal (this=0x7fffdcee9ee0, receiver=0x23cef80, event=0x7fffdcee91e0) at kernel/qcoreapplication.cpp:704
#104 0x00007f4da54380ae in QCoreApplication::sendEvent (receiver=0x23cef80, event=0x7fffdcee91e0, alienWidget=0x23cef80, nativeWidget=0x23b19f0, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#105 QApplicationPrivate::sendMouseEvent (receiver=0x23cef80, event=0x7fffdcee91e0, alienWidget=0x23cef80, nativeWidget=0x23b19f0, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#106 0x00007f4da54b7f65 in QETWidget::translateMouseEvent (this=0x23b19f0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#107 0x00007f4da54b68ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffdcee9b00) at kernel/qapplication_x11.cpp:3501
#108 0x00007f4da54e2882 in x11EventSourceDispatch (s=0x1a8b130, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#109 0x00007f4da07f18c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#110 0x00007f4da07f5748 in ?? () from /lib/libglib-2.0.so.0
#111 0x00007f4da07f58fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#112 0x00007f4da6538513 in QEventDispatcherGlib::processEvents (this=0x1a5de60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#113 0x00007f4da54e246e in QGuiEventDispatcherGlib::processEvents (this=0x10, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#114 0x00007f4da650d992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#115 0x00007f4da650dd6c in QEventLoop::exec (this=0x7fffdcee9e30, flags=) at kernel/qeventloop.cpp:201
#116 0x00007f4da6511aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#117 0x0000000000536b78 in main (argc=<value optimized out>, argv=<value optimized out>) at /build/buildd/k3b-1.91.0~rc2/src/main.cpp:165

Reported using DrKonqi