Application: kontact (4.9.1)
KDE Platform Version: 4.9.1
Qt Version: 4.8.2
Operating System: Linux 3.2.0-30-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

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

Opend story form feed in tab. Application crashed after maybe 3 secs.
Really don't know if this is a duplicate.
Sorry if.

The crash can be reproduced some of the time.

-- 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 0x7fcbf183d7c0 (LWP 4569))]

Thread 7 (Thread 0x7fcbd4dba700 (LWP 4570)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fcbee030dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fcbee030f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fcbe94e3e9a in start_thread (arg=0x7fcbd4dba700) at pthread_create.c:308
#4  0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fcbd44b9700 (LWP 4571)):
#0  0x00007fcbe94e5f69 in __pthread_mutex_lock (mutex=0x7fcbcc000a60) at pthread_mutex_lock.c:92
#1  0x00007fcbe90525a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fcbe9016675 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcbe9016f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fcbe9017164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fcbef4d7906 in QEventDispatcherGlib::processEvents (this=0x7fcbcc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fcbef4a6e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fcbef4a7097 in QEventLoop::exec (this=0x7fcbd44b8dc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fcbef3a6057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fcbef3a907b in QThreadPrivate::start (arg=0xc539a0) at thread/qthread_unix.cpp:307
#10 0x00007fcbe94e3e9a in start_thread (arg=0x7fcbd44b9700) at pthread_create.c:308
#11 0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fcb86c84700 (LWP 4575)):
#0  0x00007fcbeed56b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fcbe9017036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fcbe9017164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcbef4d7906 in QEventDispatcherGlib::processEvents (this=0x7fcb800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fcbef4a6e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fcbef4a7097 in QEventLoop::exec (this=0x7fcb86c83d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fcbef3a6057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fcbef486b4f in QInotifyFileSystemWatcherEngine::run (this=0x11deb40) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fcbef3a907b in QThreadPrivate::start (arg=0x11deb40) at thread/qthread_unix.cpp:307
#9  0x00007fcbe94e3e9a in start_thread (arg=0x7fcb86c84700) at pthread_create.c:308
#10 0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fcb76c82700 (LWP 4706)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fcbef3a94ef in wait (time=30000, this=0x17e7de0) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x17e7d88, time=30000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fcbef39c66f in QThreadPoolThread::run (this=0x1766600) at concurrent/qthreadpool.cpp:141
#4  0x00007fcbef3a907b in QThreadPrivate::start (arg=0x1766600) at thread/qthread_unix.cpp:307
#5  0x00007fcbe94e3e9a in start_thread (arg=0x7fcb76c82700) at pthread_create.c:308
#6  0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fcb85bf4700 (LWP 4707)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fcbef3a94ef in wait (time=30000, this=0x17e7de0) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x17e7d88, time=30000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fcbef39c66f in QThreadPoolThread::run (this=0x303e860) at concurrent/qthreadpool.cpp:141
#4  0x00007fcbef3a907b in QThreadPrivate::start (arg=0x303e860) at thread/qthread_unix.cpp:307
#5  0x00007fcbe94e3e9a in start_thread (arg=0x7fcb85bf4700) at pthread_create.c:308
#6  0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fcb75e72700 (LWP 4708)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fcbef3a94ef in wait (time=30000, this=0x17e7de0) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x17e7d88, time=30000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fcbef39c66f in QThreadPoolThread::run (this=0x2ad4510) at concurrent/qthreadpool.cpp:141
#4  0x00007fcbef3a907b in QThreadPrivate::start (arg=0x2ad4510) at thread/qthread_unix.cpp:307
#5  0x00007fcbe94e3e9a in start_thread (arg=0x7fcb75e72700) at pthread_create.c:308
#6  0x00007fcbeed624bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fcbf183d7c0 (LWP 4569)):
[KCrash Handler]
#6  0x00007fcb845498aa in type (this=0x7fcb7c130cc0) at ../../kjs/value.h:452
#7  KJS::cloneInternal (exec=0x1f69a30, ctx=0x1f69a10, in=0x7fcb7c130cc0, path=...) at ../../khtml/ecma/kjs_data.cpp:37
#8  0x00007fcb84549d43 in KJS::encapsulateMessageEventData (exec=0x1f69a30, ctx=<optimized out>, data=<optimized out>) at ../../khtml/ecma/kjs_data.cpp:117
#9  0x00007fcb84549f35 in KJS::DelayedPostMessage::execute (this=0x62a8490, w=<optimized out>) at ../../khtml/ecma/kjs_data.cpp:169
#10 0x00007fcb844fe60b in KJS::Window::afterScriptExecution (this=0x7fcb7c1a0000) at ../../khtml/ecma/kjs_window.cpp:1337
#11 0x00007fcb845056de in KJS::WindowQObject::timerEvent (this=0x1f6ac70) at ../../khtml/ecma/kjs_window.cpp:2491
#12 0x00007fcbef4c1659 in QObject::event (this=0x1f6ac70, e=<optimized out>) at kernel/qobject.cpp:1157
#13 0x00007fcbefea27b4 in notify_helper (e=0x7fff77e5de60, receiver=0x1f6ac70, this=0xac69d0) at kernel/qapplication.cpp:4556
#14 QApplicationPrivate::notify_helper (this=0xac69d0, receiver=0x1f6ac70, e=0x7fff77e5de60) at kernel/qapplication.cpp:4528
#15 0x00007fcbefea7583 in QApplication::notify (this=0x7fff77e5e140, receiver=0x1f6ac70, e=0x7fff77e5de60) at kernel/qapplication.cpp:4417
#16 0x00007fcbf0bdd4a6 in KApplication::notify (this=0x7fff77e5e140, receiver=0x1f6ac70, event=0x7fff77e5de60) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007fcbef4a830c in QCoreApplication::notifyInternal (this=0x7fff77e5e140, receiver=0x1f6ac70, event=0x7fff77e5de60) at kernel/qcoreapplication.cpp:915
#18 0x00007fcbef4d96d2 in sendEvent (event=0x7fff77e5de60, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#19 QTimerInfoList::activateTimers (this=0xac38d0) at kernel/qeventdispatcher_unix.cpp:611
#20 0x00007fcbef4d70ed in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#21 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#22 0x00007fcbef4d7111 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#23 0x00007fcbe9016d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fcbe90170a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fcbe9017164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fcbef4d789f in QEventDispatcherGlib::processEvents (this=0xa92c10, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#27 0x00007fcbeff4acde in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007fcbef4a6e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007fcbef4a7097 in QEventLoop::exec (this=0x7fff77e5e0d0, flags=...) at kernel/qeventloop.cpp:204
#30 0x00007fcbef4ac3e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#31 0x00000000004035c9 in ?? ()
#32 0x00007fcbeec9176d in __libc_start_main (main=0x402ae0, argc=1, ubp_av=0x7fff77e5e768, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff77e5e758) at libc-start.c:226
#33 0x0000000000403b31 in _start ()

Possible duplicates by query: bug 300792, bug 299672, bug 299670, bug 298169, bug 298041.

Reported using DrKonqi