Bug 338739

Application: kontact (4.13.3)
KDE Platform Version: 4.13.3
Qt Version: 4.8.6
Operating System: Linux 3.15.10-201.fc20.i686 i686
Distribution: "Fedora release 20 (Heisenbug)"

-- Information about the crash:
- What I was doing when the application crashed:

1. Open Kontact (a fresh update, KDE 4.13.3 from fedora-updates repository)
2. Click over a Task on Summary
3. Kontact crashes

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb7634840 (LWP 1923))]

Thread 3 (Thread 0xb4d68b40 (LWP 1924)):
#0  0xb77edb1c in __kernel_vsyscall ()
#1  0x4284979c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
#2  0x490f1c44 in WTF::ThreadCondition::wait (this=this@entry=0x83097ec, mutex=...) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:379
#3  0x48db88dc in JSC::BlockAllocator::blockFreeingThreadMain (this=0x8309760) at /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#4  0x490d4139 in WTF::threadEntryPoint (contextData=0x822fae8) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/Threading.cpp:69
#5  0x490f156a in WTF::wtfThreadEntryPoint (param=0x8277f20) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#6  0x42845d7c in start_thread (arg=0xb4d68b40) at pthread_create.c:309
#7  0x4276f7ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 2 (Thread 0xb2736b40 (LWP 1927)):
#0  0xb77edb1c in __kernel_vsyscall ()
#1  0x427631bb in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x42a30f9c in poll (__timeout=__timeout@entry=4270, __nfds=__nfds@entry=1, __fds=__fds@entry=0xb1d02160) at /usr/include/bits/poll2.h:46
#3  g_poll (fds=fds@entry=0xb1d02160, nfds=nfds@entry=1, timeout=timeout@entry=4270) at gpoll.c:132
#4  0x42a218a0 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0xb1d02160, timeout=4270, context=0xb1d004e0) at gmain.c:4007
#5  g_main_context_iterate (context=context@entry=0xb1d004e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3708
#6  0x42a219e9 in g_main_context_iteration (context=0xb1d004e0, may_block=1) at gmain.c:3774
#7  0x43414dcf in QEventDispatcherGlib::processEvents (this=0xb1d00468, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#8  0x433e1ac0 in QEventLoop::processEvents (this=this@entry=0xb2736194, flags=...) at kernel/qeventloop.cpp:149
#9  0x433e1e51 in QEventLoop::exec (this=this@entry=0xb2736194, flags=...) at kernel/qeventloop.cpp:204
#10 0x432c30d5 in QThread::exec (this=this@entry=0x8429068) at thread/qthread.cpp:538
#11 0x432c323c in QThread::run (this=0x8429068) at thread/qthread.cpp:605
#12 0x432c5bdb in QThreadPrivate::start (arg=0x8429068) at thread/qthread_unix.cpp:349
#13 0x42845d7c in start_thread (arg=0xb2736b40) at pthread_create.c:309
#14 0x4276f7ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 1 (Thread 0xb7634840 (LWP 1923)):
[KCrash Handler]
#7  QApplication::notify (this=0xbfe689b4, receiver=0x98525b0, e=e@entry=0xbfe68414) at kernel/qapplication.cpp:4092
#8  0x44e4ea30 in KApplication::notify (this=0xbfe689b4, receiver=0x98525b0, event=0xbfe68414) at /usr/src/debug/kdelibs-4.13.3/kdeui/kernel/kapplication.cpp:311
#9  0x433e3226 in QCoreApplication::notifyInternal (this=0xbfe689b4, receiver=receiver@entry=0x98525b0, event=event@entry=0xbfe68414) at kernel/qcoreapplication.cpp:953
#10 0x43794262 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#11 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x98525b0, event=0xbfe68414, alienWidget=0x98525b0, nativeWidget=0x969d130, buttonDown=buttonDown@entry=0x441493e4 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3173
#12 0x43819cb8 in QETWidget::translateMouseEvent (this=0x969d130, event=event@entry=0xbfe6862c) at kernel/qapplication_x11.cpp:4540
#13 0x438183a3 in QApplication::x11ProcessEvent (this=0xbfe689b4, event=event@entry=0xbfe6862c) at kernel/qapplication_x11.cpp:3663
#14 0x4384409b in x11EventSourceDispatch (s=s@entry=0x80ba840, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#15 0x42a21556 in g_main_dispatch (context=0x80b9488) at gmain.c:3066
#16 g_main_context_dispatch (context=context@entry=0x80b9488) at gmain.c:3642
#17 0x42a21920 in g_main_context_iterate (context=context@entry=0x80b9488, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#18 0x42a219e9 in g_main_context_iteration (context=0x80b9488, may_block=1) at gmain.c:3774
#19 0x43414da4 in QEventDispatcherGlib::processEvents (this=this@entry=0x8085b30, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#20 0x4384425c in QGuiEventDispatcherGlib::processEvents (this=0x8085b30, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#21 0x433e1ac0 in QEventLoop::processEvents (this=this@entry=0xbfe688f4, flags=...) at kernel/qeventloop.cpp:149
#22 0x433e1e51 in QEventLoop::exec (this=this@entry=0xbfe688f4, flags=...) at kernel/qeventloop.cpp:204
#23 0x433e7c7b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#24 0x4378be95 in QApplication::exec () at kernel/qapplication.cpp:3823
#25 0x0804ac6a in main (argc=1, argv=0xbfe68a94) at /usr/src/debug/kdepim-4.13.3/kontact/src/main.cpp:219

Possible duplicates by query: bug 338260, bug 338059, bug 338015, bug 337985, bug 337876.

Reported using DrKonqi