Bug 302939

Application: kontact (4.9 beta2)
KDE Platform Version: 4.8.90 (4.8.90)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-26-generic x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
1. When I try to send e-mail Kontact  become unresponsive.
2. I exit from Kontact (looks like Kontact close normally).
3. At next startup Kontact crash.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f658840c7c0 (LWP 3566))]

Thread 4 (Thread 0x7f656b697700 (LWP 3567)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f6584c04dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f6584c04f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f65800b8e9a in start_thread (arg=0x7f656b697700) at pthread_create.c:308
#4  0x00007f65859364bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f656ad7e700 (LWP 3568)):
#0  __pthread_mutex_lock (mutex=0x7f6564000a60) at pthread_mutex_lock.c:50
#1  0x00007f657fc275a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f657fbeb1df in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f657fbebf04 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f657fbec164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f65860ab426 in QEventDispatcherGlib::processEvents (this=0x7f65640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f658607ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f658607aed7 in QEventLoop::exec (this=0x7f656ad7ddc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f6585f79fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f6585f7cfcb in QThreadPrivate::start (arg=0x180b0e0) at thread/qthread_unix.cpp:298
#10 0x00007f65800b8e9a in start_thread (arg=0x7f656ad7e700) at pthread_create.c:308
#11 0x00007f65859364bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f651cfb1700 (LWP 3575)):
#0  0x00007f658592ab03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f657fbec036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f657fbec164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f65860ab426 in QEventDispatcherGlib::processEvents (this=0x7f65180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f658607ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f658607aed7 in QEventLoop::exec (this=0x7f651cfb0d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6585f79fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f658605a9ff in QInotifyFileSystemWatcherEngine::run (this=0x1e6dff0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f6585f7cfcb in QThreadPrivate::start (arg=0x1e6dff0) at thread/qthread_unix.cpp:298
#9  0x00007f65800b8e9a in start_thread (arg=0x7f651cfb1700) at pthread_create.c:308
#10 0x00007f65859364bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f658840c7c0 (LWP 3566)):
[KCrash Handler]
#6  QString (other=<error reading variable: Cannot access memory at address 0xfffc6e64ffd1474c>, this=0x7fff302ea050) at /usr/include/qt4/QtCore/qstring.h:725
#7  KontactInterface::Plugin::identifier (this=0xfffc6e64ffd1473c) at ../../kontactinterface/plugin.cpp:101
#8  0x00007f658802944f in activateInitialPluginModule (this=0x1805750) at ../../../kontact/src/mainwindow.cpp:320
#9  Kontact::MainWindow::activateInitialPluginModule (this=0x1805750) at ../../../kontact/src/mainwindow.cpp:315
#10 0x000000000040410a in KontactApp::newInstance (this=0x7fff302eb210) at ../../../kontact/src/main.cpp:147
#11 0x00007f65877b6192 in KUniqueApplicationAdaptor::newInstance (this=0x165cba0, asn_id=..., args=...) at ../../kdeui/kernel/kuniqueapplication.cpp:442
#12 0x00007f65877b6214 in qt_static_metacall (_a=0x7fff302ea4d0, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./kuniqueapplication_p.moc:58
#13 KUniqueApplicationAdaptor::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7fff302ea4d0) at ./kuniqueapplication_p.moc:52
#14 0x00007f65877b635b in KUniqueApplicationAdaptor::qt_metacall (this=0x165cba0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff302ea4d0) at ./kuniqueapplication_p.moc:102
#15 0x00007f65827f337b in QDBusConnectionPrivate::deliverCall (this=0x163da10, object=0x165cba0, msg=..., metaTypes=..., slotIdx=4) at qdbusintegrator.cpp:947
#16 0x00007f65827f44dd in QDBusConnectionPrivate::activateCall (this=0x163da10, object=0x165cba0, flags=337, msg=...) at qdbusintegrator.cpp:857
#17 0x00007f65827f4e3b in QDBusConnectionPrivate::activateObject (this=0x163da10, node=..., msg=..., pathStartPos=<optimized out>) at qdbusintegrator.cpp:1423
#18 0x00007f65827f4f2b in QDBusActivateObjectEvent::placeMetaCall (this=0x6e9ff20) at qdbusintegrator.cpp:1537
#19 0x00007f6586095446 in QObject::event (this=0x7fff302eb210, e=<optimized out>) at kernel/qobject.cpp:1195
#20 0x00007f6586a7a5f4 in QApplication::event (this=0x7fff302eb210, e=0x6e9ff20) at kernel/qapplication.cpp:2541
#21 0x00007f6586a76894 in notify_helper (e=0x6e9ff20, receiver=0x7fff302eb210, this=0x1654c80) at kernel/qapplication.cpp:4559
#22 QApplicationPrivate::notify_helper (this=0x1654c80, receiver=0x7fff302eb210, e=0x6e9ff20) at kernel/qapplication.cpp:4531
#23 0x00007f6586a7b713 in QApplication::notify (this=0x7fff302eb210, receiver=0x7fff302eb210, e=0x6e9ff20) at kernel/qapplication.cpp:4420
#24 0x00007f65877b09e6 in KApplication::notify (this=0x7fff302eb210, receiver=0x7fff302eb210, event=0x6e9ff20) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f658607be9c in QCoreApplication::notifyInternal (this=0x7fff302eb210, receiver=0x7fff302eb210, event=0x6e9ff20) at kernel/qcoreapplication.cpp:876
#26 0x00007f658607fc6a in sendEvent (event=0x6e9ff20, receiver=0x7fff302eb210) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#27 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x161d380) at kernel/qcoreapplication.cpp:1500
#28 0x00007f65860aaf93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#29 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#30 0x00007f657fbebd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f657fbec0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f657fbec164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f65860ab3bf in QEventDispatcherGlib::processEvents (this=0x161ec10, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#34 0x00007f6586b1ed5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0x00007f658607ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#36 0x00007f658607aed7 in QEventLoop::exec (this=0x7fff302eb1a0, flags=...) at kernel/qeventloop.cpp:204
#37 0x00007f658607ff67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#38 0x0000000000403629 in main (argc=1, argv=0x7fff302eb838) at ../../../kontact/src/main.cpp:218

This bug may be a duplicate of or related to bug 298328.

Possible duplicates by query: bug 298328, bug 297233, bug 296199, bug 287446, bug 284289.

Reported using DrKonqi