Bug 307515

Application: kmail (4.8.5)
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-31-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
kmail often does not show a window when opend for the first time. mostly i start it several times until a window appears. this time i just forgot about it. when the window suddenly appeared all accounts were retracted. i clicked on one account (in the folder list) to see the folders. kmail crash.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb9889037c0 (LWP 4491))]

Thread 4 (Thread 0x7fb9663c8700 (LWP 11755)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb97abf1dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fb97abf1f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fb98372ae9a in start_thread (arg=0x7fb9663c8700) at pthread_create.c:308
#4  0x00007fb985c5b4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb965ac7700 (LWP 11756)):
#0  0x00007fff07fff8de in ?? ()
#1  0x00007fb97d57b15d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007fb98650ebb4 in do_gettime (frac=0x7fb965ac6ba8, sec=0x7fb965ac6ba0) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007fb9865e6b8d in QTimerInfoList::updateCurrentTime (this=0x7fb960002860) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007fb9865e6ec3 in QTimerInfoList::timerWait (this=0x7fb960002860, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007fb9865e597c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7fb965ac6c5c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007fb97e4fd846 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fb97e4fdf5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fb97e4fe164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fb9865e6426 in QEventDispatcherGlib::processEvents (this=0x7fb9600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#11 0x00007fb9865b5c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#12 0x00007fb9865b5ed7 in QEventLoop::exec (this=0x7fb965ac6dc0, flags=...) at kernel/qeventloop.cpp:204
#13 0x00007fb9864b4fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#14 0x00007fb9864b7fcb in QThreadPrivate::start (arg=0xe13c50) at thread/qthread_unix.cpp:298
#15 0x00007fb98372ae9a in start_thread (arg=0x7fb965ac7700) at pthread_create.c:308
#16 0x00007fb985c5b4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#17 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb91cdf5700 (LWP 17976)):
#0  0x00007fb97e4fe155 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb9865e6426 in QEventDispatcherGlib::processEvents (this=0x7fb9100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#2  0x00007fb9865b5c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#3  0x00007fb9865b5ed7 in QEventLoop::exec (this=0x7fb91cdf4d90, flags=...) at kernel/qeventloop.cpp:204
#4  0x00007fb9864b4fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#5  0x00007fb9865959ff in QInotifyFileSystemWatcherEngine::run (this=0x120f930) at io/qfilesystemwatcher_inotify.cpp:248
#6  0x00007fb9864b7fcb in QThreadPrivate::start (arg=0x120f930) at thread/qthread_unix.cpp:298
#7  0x00007fb98372ae9a in start_thread (arg=0x7fb91cdf5700) at pthread_create.c:308
#8  0x00007fb985c5b4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb9889037c0 (LWP 4491)):
[KCrash Handler]
#6  QMutex::lock (this=0xf09ee8) at thread/qmutex.cpp:153
#7  0x00007fb977ee30fa in ?? () from /usr/lib/libsopranoclient.so.1
#8  0x00007fb977ee31c9 in ?? () from /usr/lib/libsopranoclient.so.1
#9  0x00007fb9864b5f9d in QThreadStorageData::set (this=0xe430a0, p=0x11ce220) at thread/qthreadstorage.cpp:165
#10 0x00007fb977ee0bef in ?? () from /usr/lib/libsopranoclient.so.1
#11 0x00007fb977ee0c59 in ?? () from /usr/lib/libsopranoclient.so.1
#12 0x00007fb977ee022a in Soprano::Client::LocalSocketClient::connect(QString const&) () from /usr/lib/libsopranoclient.so.1
#13 0x00007fb97ef3ff2e in init (forced=true, this=0xd422d0) at ../../nepomuk/core/nepomukmainmodel.cpp:86
#14 Nepomuk::MainModel::init (this=0xd420f0) at ../../nepomuk/core/nepomukmainmodel.cpp:157
#15 0x00007fb97ef33321 in Nepomuk::ResourceManager::init (this=0xd3e7b0) at ../../nepomuk/core/resourcemanager.cpp:326
#16 0x00007fb97ef337fa in Nepomuk::ResourceManager::mainModel (this=0xd3e7b0) at ../../nepomuk/core/resourcemanager.cpp:504
#17 0x00007fb981d7ac4a in Private (owner=0x937850, this=0x1547e50) at ../../messagelist/storagemodel.cpp:77
#18 MessageList::StorageModel::StorageModel (this=0x937850, model=0x958bc0, selectionModel=0xce7fc0, parent=<optimized out>) at ../../messagelist/storagemodel.cpp:102
#19 0x00007fb987668439 in CollectionStorageModel::CollectionStorageModel (this=0x937850, model=<optimized out>, selectionModel=<optimized out>, parent=<optimized out>) at ../../kmail/collectionpane.cpp:46
#20 0x00007fb98766848f in CollectionPane::createStorageModel (this=<optimized out>, model=0x958bc0, selectionModel=0xce7fc0, parent=0xb65700) at ../../kmail/collectionpane.cpp:42
#21 0x00007fb981d7781a in MessageList::Pane::setCurrentFolder (this=0x9f67c0, preSelectionMode=MessageList::Core::PreSelectLastSelected, overrideLabel=...) at ../../messagelist/pane.cpp:603
#22 0x00007fb9876ea449 in KMMainWidget::slotShowSelectedFolderInPane (this=<optimized out>) at ../../kmail/kmmainwidget.cpp:603
#23 0x00007fb98770c1ea in KMMainWidget::qt_static_metacall (_o=0xb50a90, _c=<optimized out>, _id=<optimized out>, _a=0x11619c0) at ./kmmainwidget.moc:382
#24 0x00007fb9865d0446 in QObject::event (this=0xb50a90, e=<optimized out>) at kernel/qobject.cpp:1195
#25 0x00007fb986b29b7b in QWidget::event (this=0xb50a90, event=0x12548e0) at kernel/qwidget.cpp:8821
#26 0x00007fb986ad9894 in notify_helper (e=0x12548e0, receiver=0xb50a90, this=0x700400) at kernel/qapplication.cpp:4559
#27 QApplicationPrivate::notify_helper (this=0x700400, receiver=0xb50a90, e=0x12548e0) at kernel/qapplication.cpp:4531
#28 0x00007fb986ade713 in QApplication::notify (this=0x7fff07f7e950, receiver=0xb50a90, e=0x12548e0) at kernel/qapplication.cpp:4420
#29 0x00007fb9883193f6 in KApplication::notify (this=0x7fff07f7e950, receiver=0xb50a90, event=0x12548e0) at ../../kdeui/kernel/kapplication.cpp:311
#30 0x00007fb9865b6e9c in QCoreApplication::notifyInternal (this=0x7fff07f7e950, receiver=0xb50a90, event=0x12548e0) at kernel/qcoreapplication.cpp:876
#31 0x00007fb9865bac6a in sendEvent (event=0x12548e0, receiver=0xb50a90) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#32 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x689220) at kernel/qcoreapplication.cpp:1500
#33 0x00007fb9865e5f93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#34 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#35 0x00007fb97e4fdd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fb97e4fe0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fb97e4fe164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fb9865e63bf in QEventDispatcherGlib::processEvents (this=0x68ab00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#39 0x00007fb986b81d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#40 0x00007fb9865b5c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#41 0x00007fb9865b5ed7 in QEventLoop::exec (this=0x7fff07f7e830, flags=...) at kernel/qeventloop.cpp:204
#42 0x00007fb9865baf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#43 0x0000000000402bd3 in main (argc=<optimized out>, argv=<optimized out>) at ../../kmail/main.cpp:145

Possible duplicates by query: bug 298466, bug 297563, bug 295083, bug 294522, bug 293255.

Reported using DrKonqi