Bug 286183

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 x86_64
Distribution: Ubuntu 11.10

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

After clicking on the on the close button in the window decorator the browser crashes instead of shutting down properly.

-- Backtrace:
Application: rekonq (rekonq), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2e70bbe780 (LWP 13719))]

Thread 8 (Thread 0x7f2e52ad2700 (LWP 13721)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2e6f4a4c2c in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7f2e6fe5b220) at wtf/FastMalloc.cpp:2495
#2  0x00007f2e6f4a4d59 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1618
#3  0x00007f2e6abd9efc in start_thread (arg=0x7f2e52ad2700) at pthread_create.c:304
#4  0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f2e521d1700 (LWP 13722)):
#0  0xffffffffff60014c in ?? ()
#1  0x00007f2e521d0b40 in ?? ()
#2  0x00007fff0a5ff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 6 (Thread 0x7f2e51359700 (LWP 13723)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2e70005fe2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f2e70006019 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f2e6abd9efc in start_thread (arg=0x7f2e51359700) at pthread_create.c:304
#4  0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f2e4bdef700 (LWP 13724)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2e6b17c1ab in wait (time=18446744073709551615, this=0x23b2950) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2361670, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f2e6d18c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x23a1390, th=0x2938750) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2e6d18ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2361390, th=0x2938750) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2e6d18ee24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2361390, th=0x2938750) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f2e6d18dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f2e4bdeee20, parent=0x23a1390, th=0x2938750) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f2e6d18dd5b in ThreadWeaver::Thread::run (this=0x2938750) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f2e6b17bd05 in QThreadPrivate::start (arg=0x2938750) at thread/qthread_unix.cpp:331
#9  0x00007f2e6abd9efc in start_thread (arg=0x7f2e4bdef700) at pthread_create.c:304
#10 0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f2e495f4700 (LWP 13725)):
#0  0x00007f2e703f7773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2e6900cf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2e6900d429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2e6b28df3e in QEventDispatcherGlib::processEvents (this=0x28dd1b0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f2e6b261cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2e6b261ef7 in QEventLoop::exec (this=0x7f2e495f3dd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f2e6b17927f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f2e6b244cbf in QInotifyFileSystemWatcherEngine::run (this=0x257a850) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2e6b17bd05 in QThreadPrivate::start (arg=0x257a850) at thread/qthread_unix.cpp:331
#9  0x00007f2e6abd9efc in start_thread (arg=0x7f2e495f4700) at pthread_create.c:304
#10 0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f2e04c3e700 (LWP 13736)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2e6b17c1ab in wait (time=18446744073709551615, this=0x23b2950) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2361670, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f2e6d18c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x23a1390, th=0x3220fe0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2e6d18ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2361390, th=0x3220fe0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2e6d18dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f2e04c3de20, parent=0x23a1390, th=0x3220fe0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2e6d18dd5b in ThreadWeaver::Thread::run (this=0x3220fe0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2e6b17bd05 in QThreadPrivate::start (arg=0x3220fe0) at thread/qthread_unix.cpp:331
#8  0x00007f2e6abd9efc in start_thread (arg=0x7f2e04c3e700) at pthread_create.c:304
#9  0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f2e06c66700 (LWP 13741)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2e6b17c1ab in wait (time=18446744073709551615, this=0x23b2950) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2361670, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f2e6d18c864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x23a1390, th=0x63904e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2e6d18ee0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2361390, th=0x63904e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2e6d18dccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f2e06c65e20, parent=0x23a1390, th=0x63904e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2e6d18dd5b in ThreadWeaver::Thread::run (this=0x63904e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2e6b17bd05 in QThreadPrivate::start (arg=0x63904e0) at thread/qthread_unix.cpp:331
#8  0x00007f2e6abd9efc in start_thread (arg=0x7f2e06c66700) at pthread_create.c:304
#9  0x00007f2e7040389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2e70bbe780 (LWP 13719)):
[KCrash Handler]
#6  0x00007f2e6baaa692 in QStyleSheetStyle::event (this=0x2912a10, e=0x7fff0a547da0) at styles/qstylesheetstyle.cpp:5808
#7  0x00007f2e6b793424 in notify_helper (e=0x7fff0a547da0, receiver=0x2912a10, this=0x2240560) at kernel/qapplication.cpp:4486
#8  QApplicationPrivate::notify_helper (this=0x2240560, receiver=0x2912a10, e=0x7fff0a547da0) at kernel/qapplication.cpp:4458
#9  0x00007f2e6b798291 in QApplication::notify (this=0x7fff0a548b30, receiver=0x2912a10, e=0x7fff0a547da0) at kernel/qapplication.cpp:4365
#10 0x00007f2e6dcca126 in KApplication::notify (this=0x7fff0a548b30, receiver=0x2912a10, event=0x7fff0a547da0) at ../../kdeui/kernel/kapplication.cpp:311
#11 0x00007f2e6b262afc in QCoreApplication::notifyInternal (this=0x7fff0a548b30, receiver=0x2912a10, event=0x7fff0a547da0) at kernel/qcoreapplication.cpp:787
#12 0x00007f2e6b791c65 in sendEvent (event=0x7fff0a547da0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#13 QApplicationPrivate::setFocusWidget (focus=0x0, reason=Qt::OtherFocusReason) at kernel/qapplication.cpp:2248
#14 0x00007f2e6b7d4444 in clearFocus (this=0x28f84a0) at kernel/qwidget.cpp:6470
#15 QWidget::clearFocus (this=0x28f84a0) at kernel/qwidget.cpp:6454
#16 0x00007f2e6b7df014 in QWidget::~QWidget (this=0x28f84a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1583
#17 0x00007f2e7078c729 in UrlBar::~UrlBar (this=0x28f84a0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.7.90/src/urlbar/urlbar.cpp:136
#18 0x00007f2e6b274d75 in QObjectPrivate::deleteChildren (this=0x2369580) at kernel/qobject.cpp:1955
#19 0x00007f2e6b7df0da in QWidget::~QWidget (this=0x2369ab0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1651
#20 0x00007f2e70789d31 in ~StackedUrlBar (this=0x2369ab0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.7.90/src/urlbar/stackedurlbar.h:41
#21 StackedUrlBar::~StackedUrlBar (this=<optimized out>, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.7.90/src/urlbar/stackedurlbar.h:41
#22 0x00007f2e6b7ea5f9 in QWidgetAction::~QWidgetAction (this=0x25aeb60, __in_chrg=<optimized out>) at kernel/qwidgetaction.cpp:128
#23 0x00007f2e6dbe37e9 in KAction::~KAction (this=0x25aeb60, __in_chrg=<optimized out>) at ../../kdeui/actions/kaction.cpp:171
#24 0x00007f2e6b274d75 in QObjectPrivate::deleteChildren (this=0x238bbe0) at kernel/qobject.cpp:1955
#25 0x00007f2e6b7df0da in QWidget::~QWidget (this=0x23a4080, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1651
#26 0x00007f2e7072cb71 in MainWindow::~MainWindow (this=0x23a4080, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/rekonq-0.7.90/src/mainwindow.cpp:169
#27 0x00007f2e7072cbc9 in MainWindow::~MainWindow (this=0x23a4080, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/rekonq-0.7.90/src/mainwindow.cpp:176
#28 0x00007f2e6b279a88 in QObject::event (this=0x23a4080, e=<optimized out>) at kernel/qobject.cpp:1200
#29 0x00007f2e6b7e36eb in QWidget::event (this=0x23a4080, event=0x62a5f40) at kernel/qwidget.cpp:8754
#30 0x00007f2e6bba5ceb in QMainWindow::event (this=0x23a4080, event=0x62a5f40) at widgets/qmainwindow.cpp:1478
#31 0x00007f2e6b793424 in notify_helper (e=0x62a5f40, receiver=0x23a4080, this=0x2240560) at kernel/qapplication.cpp:4486
#32 QApplicationPrivate::notify_helper (this=0x2240560, receiver=0x23a4080, e=0x62a5f40) at kernel/qapplication.cpp:4458
#33 0x00007f2e6b798291 in QApplication::notify (this=0x7fff0a548b30, receiver=0x23a4080, e=0x62a5f40) at kernel/qapplication.cpp:4365
#34 0x00007f2e6dcca126 in KApplication::notify (this=0x7fff0a548b30, receiver=0x23a4080, event=0x62a5f40) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f2e6b262afc in QCoreApplication::notifyInternal (this=0x7fff0a548b30, receiver=0x23a4080, event=0x62a5f40) at kernel/qcoreapplication.cpp:787
#36 0x00007f2e6b26651f in sendEvent (event=0x62a5f40, receiver=0x23a4080) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#37 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x220a430) at kernel/qcoreapplication.cpp:1428
#38 0x00007f2e6b28da73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#39 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#40 0x00007f2e6900ca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f2e6900d258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007f2e6900d429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f2e6b28ded6 in QEventDispatcherGlib::processEvents (this=0x220bf40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#44 0x00007f2e6b83b07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#45 0x00007f2e6b261cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#46 0x00007f2e6b261ef7 in QEventLoop::exec (this=0x7fff0a548ac0, flags=...) at kernel/qeventloop.cpp:201
#47 0x00007f2e6b266789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#48 0x00007f2e707b4237 in kdemain (argc=1, argv=<optimized out>) at /build/buildd/rekonq-0.7.90/src/main.cpp:215
#49 0x00007f2e7034330d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fff0a5494c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff0a5494b8) at libc-start.c:226
#50 0x0000000000400661 in _start ()

Possible duplicates by query: bug 286064, bug 285386, bug 284995, bug 283363, bug 281923.

Reported using DrKonqi