Bug 285282

Application: rekonq (0.7.90)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
Rekonq - exit. 
Observed in previous KDE version 4.7.1 and 4.7.0

The crash can be reproduced every time.

-- Backtrace:
Application: rekonq (rekonq), signal: Segmentation fault
[Current thread is 1 (Thread 0xb76e1710 (LWP 9933))]

Thread 6 (Thread 0xac682b70 (LWP 9934)):
#0  0x00d33416 in __kernel_vsyscall ()
#1  0x00a61a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x001efcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01d5e883 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0x01d5e99f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0x00a5dd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x001e20ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xabe81b70 (LWP 9935)):
#0  0x00a60d37 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x001eff54 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x04daff1f in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x04db08f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x04db0c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x05c26b37 in QEventDispatcherGlib::processEvents (this=0x95fa6e8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x05bf71dd in QEventLoop::processEvents (this=0xabe812e0, flags=...) at kernel/qeventloop.cpp:149
#7  0x05bf7421 in QEventLoop::exec (this=0xabe812e0, flags=...) at kernel/qeventloop.cpp:201
#8  0x05afa90b in QThread::exec (this=0x95f9660) at thread/qthread.cpp:498
#9  0x05afa9fb in QThread::run (this=0x95f9660) at thread/qthread.cpp:565
#10 0x05afd7b3 in QThreadPrivate::start (arg=0x95f9660) at thread/qthread_unix.cpp:331
#11 0x00a5dd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x001e20ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xab4ffb70 (LWP 9936)):
#0  0x00d33416 in __kernel_vsyscall ()
#1  0x00a61a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x001efcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x0065a9a9 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0x0065a9ef in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0x00a5dd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x001e20ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xaab5eb70 (LWP 9937)):
#0  0x00d33416 in __kernel_vsyscall ()
#1  0x00a61a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x001efcfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x05afdcc0 in wait (time=4294967295, this=0x946cea8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x94373f8, mutex=0x946a990, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00300406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x94373e0, th=0x984cef8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00302ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9476888, th=0x984cef8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x0030003a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x94373e0, th=0x984cef8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00302fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x9476888, th=0x984cef8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x002fff93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x94373e0, th=0x984cef8, previous=0x98392f8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00301b14 in ThreadWeaver::ThreadRunHelper::run (this=0xaab5e314, parent=0x94373e0, th=0x984cef8) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00301bca in ThreadWeaver::Thread::run (this=0x984cef8) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x05afd7b3 in QThreadPrivate::start (arg=0x984cef8) at thread/qthread_unix.cpp:331
#13 0x00a5dd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x001e20ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xa8bb5b70 (LWP 9939)):
#0  0x00a5c46b in __i686.get_pc_thunk.bx () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00a5fd8f in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x001eff14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#3  0x04db0c13 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x05c26b37 in QEventDispatcherGlib::processEvents (this=0x964a6b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x05bf71dd in QEventLoop::processEvents (this=0xa8bb52b0, flags=...) at kernel/qeventloop.cpp:149
#6  0x05bf7421 in QEventLoop::exec (this=0xa8bb52b0, flags=...) at kernel/qeventloop.cpp:201
#7  0x05afa90b in QThread::exec (this=0x99dedd8) at thread/qthread.cpp:498
#8  0x05bd7e2d in QInotifyFileSystemWatcherEngine::run (this=0x99dedd8) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x05afd7b3 in QThreadPrivate::start (arg=0x99dedd8) at thread/qthread_unix.cpp:331
#10 0x00a5dd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x001e20ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb76e1710 (LWP 9933)):
[KCrash Handler]
#7  0x037d4fe4 in QWidget::focusProxy (this=0xa9) at kernel/qwidget.cpp:6271
#8  0x037dfd72 in effectiveFocusWidget (this=0x962cb68) at ../../include/QtGui/private/../../../src/gui/kernel/qwidget_p.h:572
#9  QWidget::setAttribute (this=0x9484750, attribute=Qt::WA_NativeWindow, on=true) at kernel/qwidget.cpp:10713
#10 0x037e96d6 in QWidget::winId (this=0x9484750) at kernel/qwidget.cpp:2482
#11 0x008330c1 in KIO::SimpleJobPrivate::start (this=0xca5bab0, slave=0xc5f15f8) at ../../kio/kio/job.cpp:424
#12 0x00833926 in KIO::TransferJobPrivate::start (this=0xca5bab0, slave=0xc5f15f8) at ../../kio/kio/job.cpp:1250
#13 0x008cec2f in startJob (slave=0xc5f15f8, job=0xc572a40) at ../../kio/kio/scheduler.cpp:60
#14 KIO::ProtoQueue::startAJob (this=0xbbe7f40) at ../../kio/kio/scheduler.cpp:630
#15 0x008ced66 in KIO::ProtoQueue::qt_metacall (this=0xbbe7f40, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbffbb1e4) at ./scheduler_p.moc:190
#16 0x05bfeb7d in metacall (argv=0xbffbb1e4, idx=4, cl=QMetaObject::InvokeMetaMethod, object=0xbbe7f40) at kernel/qmetaobject.cpp:237
#17 QMetaObject::metacall (object=0xbbe7f40, cl=QMetaObject::InvokeMetaMethod, idx=4, argv=0xbffbb1e4) at kernel/qmetaobject.cpp:232
#18 0x05c0da6a in QMetaObject::activate (sender=0xbbe7f74, m=0x5d2f5f8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3278
#19 0x05c5c7d5 in QTimer::timeout (this=0xbbe7f74) at .moc/release-shared/moc_qtimer.cpp:134
#20 0x05c15286 in QTimer::timerEvent (this=0xbbe7f74, e=0xbffbb5dc) at kernel/qtimer.cpp:271
#21 0x05c10994 in QObject::event (this=0xbbe7f74, e=0xbffbb5dc) at kernel/qobject.cpp:1181
#22 0x0378bd54 in notify_helper (e=0xbffbb5dc, receiver=0xbbe7f74, this=0x93ab5d0) at kernel/qapplication.cpp:4486
#23 QApplicationPrivate::notify_helper (this=0x93ab5d0, receiver=0xbbe7f74, e=0xbffbb5dc) at kernel/qapplication.cpp:4458
#24 0x03791103 in QApplication::notify (this=0xbffbb5dc, receiver=0xbbe7f74, e=0xbffbb5dc) at kernel/qapplication.cpp:3886
#25 0x033e2681 in KApplication::notify (this=0xbffbb8f8, receiver=0xbbe7f74, event=0xbffbb5dc) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x05bf819e in QCoreApplication::notifyInternal (this=0xbffbb8f8, receiver=0xbbe7f74, event=0xbffbb5dc) at kernel/qcoreapplication.cpp:787
#27 0x05c28c10 in sendEvent (event=0xbffbb5dc, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QTimerInfoList::activateTimers (this=0x93abf84) at kernel/qeventdispatcher_unix.cpp:603
#29 0x05c26122 in timerSourceDispatch (source=0x93abf50) at kernel/qeventdispatcher_glib.cpp:184
#30 0x04db025f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#31 0x04db0990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#32 0x04db0c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#33 0x05c26ada in QEventDispatcherGlib::processEvents (this=0x9388218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#34 0x03843e3a in QGuiEventDispatcherGlib::processEvents (this=0x9388218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0x05bf71dd in QEventLoop::processEvents (this=0xbffbb854, flags=...) at kernel/qeventloop.cpp:149
#36 0x05bf7421 in QEventLoop::exec (this=0xbffbb854, flags=...) at kernel/qeventloop.cpp:201
#37 0x05bfc19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#38 0x037898f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#39 0x004b789e in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_rekonq.so
#40 0x0804850b in ?? ()
#41 0x00129113 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
#42 0x08048531 in _start ()

Possible duplicates by query: bug 285141, bug 284166, bug 282052.

Reported using DrKonqi