Application: rekonq (0.7.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
Closed Rekonq using 'X' button at top right corner of window

The crash can be reproduced some of the time.

-- Backtrace:
Application: rekonq (rekonq), signal: Segmentation fault
[Current thread is 1 (Thread 0xb789d710 (LWP 4856))]

Thread 8 (Thread 0xb576eb70 (LWP 4857)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01b77b57 in ?? () from /usr/lib/libQtWebKit.so.4
#4  0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#5  0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 7 (Thread 0xb4e3db70 (LWP 4858)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x00509817 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x61d1c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#4  0x00509851 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x61d1c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#5  0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xb4208b70 (LWP 4859)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x082df467 in wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007cb7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8af82e0, th=0x8ec9778) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007ce47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007cb42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8af82e0, th=0x8ec9778) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007ce56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8ec9778, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8ec9778, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#13 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8ec9778, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#14 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#15 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8ec9778, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#16 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8ec9778) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#17 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8ec9778, previous=0x8de98e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#18 0x007ccf9e in ThreadWeaver::ThreadRunHelper::run (this=0xb42082f4, parent=0x8af82e0, th=0x8ec9778) at ../../../threadweaver/Weaver/Thread.cpp:87
#19 0x007cd05b in ThreadWeaver::Thread::run (this=0x8ec9778) at ../../../threadweaver/Weaver/Thread.cpp:142
#20 0x082deda2 in QThreadPrivate::start (arg=0x8ec9778) at thread/qthread_unix.cpp:320
#21 0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#22 0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xb03a2b70 (LWP 4860)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x009c4f76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x025cd84b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x025bd1af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x025bd524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x08400577 in QEventDispatcherGlib::processEvents (this=0x9422e08, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x083d2289 in QEventLoop::processEvents (this=0xb03a2290, flags=...) at kernel/qeventloop.cpp:149
#7  0x083d2522 in QEventLoop::exec (this=0xb03a2290, flags=...) at kernel/qeventloop.cpp:201
#8  0x082dc2a0 in QThread::exec (this=0x8eb0b90) at thread/qthread.cpp:492
#9  0x083b3fdb in QInotifyFileSystemWatcherEngine::run (this=0x8eb0b90) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x082deda2 in QThreadPrivate::start (arg=0x8eb0b90) at thread/qthread_unix.cpp:320
#11 0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xa5ea7b70 (LWP 4913)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x082df467 in wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007cb7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8af82e0, th=0xaa285f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007ce47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8af6bc8, th=0xaa285f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007cb42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8af82e0, th=0xaa285f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007ce56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0xaa285f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0xaa285f0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0xaa285f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0xaa285f0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0xaa285f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#13 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0xaa285f0, previous=0xb1f1f70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#14 0x007ccf9e in ThreadWeaver::ThreadRunHelper::run (this=0xa5ea72f4, parent=0x8af82e0, th=0xaa285f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#15 0x007cd05b in ThreadWeaver::Thread::run (this=0xaa285f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#16 0x082deda2 in QThreadPrivate::start (arg=0xaa285f0) at thread/qthread_unix.cpp:320
#17 0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#18 0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xb35ffb70 (LWP 4931)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x082df467 in wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007cb7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8af82e0, th=0x8b267f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007ce47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8af6bc8, th=0x8b267f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007cb42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8af82e0, th=0x8b267f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007ce56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8b267f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8b267f0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007ce589 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x8b267f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x8b267f0, previous=0xb2d8b50) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x007ccf9e in ThreadWeaver::ThreadRunHelper::run (this=0xb35ff2f4, parent=0x8af82e0, th=0x8b267f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0x007cd05b in ThreadWeaver::Thread::run (this=0x8b267f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0x082deda2 in QThreadPrivate::start (arg=0x8b267f0) at thread/qthread_unix.cpp:320
#15 0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0x9bf4eb70 (LWP 4932)):
#0  0x00171416 in __kernel_vsyscall ()
#1  0x0015e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009e13fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x082df467 in wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8af82f8, mutex=0x8af6b08, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007cb7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8af82e0, th=0x901eaa0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007ce47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8af6bc8, th=0x901eaa0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007cb42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8af82e0, th=0x901eaa0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007ce56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8af6bc8, th=0x901eaa0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007cb373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8af82e0, th=0x901eaa0, previous=0xb57fca8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007ccf9e in ThreadWeaver::ThreadRunHelper::run (this=0x9bf4e2f4, parent=0x8af82e0, th=0x901eaa0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007cd05b in ThreadWeaver::Thread::run (this=0x901eaa0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x082deda2 in QThreadPrivate::start (arg=0x901eaa0) at thread/qthread_unix.cpp:320
#13 0x00159e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x009d373e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb789d710 (LWP 4856)):
[KCrash Handler]
#7  0x053ea43a in QRasterWindowSurface::~QRasterWindowSurface (this=0x9420440, __in_chrg=<value optimized out>) at painting/qwindowsurface_raster.cpp:104
#8  0x053ea4d2 in QRasterWindowSurface::~QRasterWindowSurface (this=0x9420440, __in_chrg=<value optimized out>) at painting/qwindowsurface_raster.cpp:108
#9  0x054060c1 in QWidgetBackingStore::~QWidgetBackingStore (this=0xab033e8, __in_chrg=<value optimized out>) at painting/qbackingstore.cpp:883
#10 0x0522886b in QWidgetBackingStoreTracker::destroy (this=0xa9f7748) at kernel/qwidget.cpp:210
#11 0x052289c1 in QWidgetPrivate::deleteExtra (this=0x8ff2370) at kernel/qwidget.cpp:1776
#12 0x05228bee in QWidgetPrivate::~QWidgetPrivate (this=0x8ff2370, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:337
#13 0x0566eabf in ~QMenuPrivate (this=0x8ff2370, __in_chrg=<value optimized out>) at widgets/qmenu_p.h:171
#14 QMenuPrivate::~QMenuPrivate (this=0x8ff2370, __in_chrg=<value optimized out>) at widgets/qmenu_p.h:183
#15 0x083eb3f0 in cleanup (this=0x8fe8ec8, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:62
#16 ~QScopedPointer (this=0x8fe8ec8, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:100
#17 QObject::~QObject (this=0x8fe8ec8, __in_chrg=<value optimized out>) at kernel/qobject.cpp:818
#18 0x0522b1d9 in QWidget::~QWidget (this=0x8fe8ec8, __in_chrg=<value optimized out>) at kernel/qwidget.cpp:1508
#19 0x056664ca in QMenu::~QMenu (this=0x8fe8ec8, __in_chrg=<value optimized out>) at widgets/qmenu.cpp:1391
#20 0x043b6e54 in KMenu::~KMenu (this=0x8fe8ec8, __in_chrg=<value optimized out>) at ../../kdeui/widgets/kmenu.cpp:164
#21 0x043b6e92 in KMenu::~KMenu (this=0x8fe8ec8, __in_chrg=<value optimized out>) at ../../kdeui/widgets/kmenu.cpp:167
#22 0x041e8c18 in KActionMenu::~KActionMenu (this=0x8c5d088, __in_chrg=<value optimized out>) at ../../kdeui/actions/kactionmenu.cpp:77
#23 0x00bffe7e in KBookmarkActionMenu::~KBookmarkActionMenu (this=0x8c5d088, __in_chrg=<value optimized out>) at ../../kio/bookmarks/kbookmarkmenu.cc:761
#24 0x00bffec2 in KBookmarkActionMenu::~KBookmarkActionMenu (this=0x8c5d088, __in_chrg=<value optimized out>) at ../../kio/bookmarks/kbookmarkmenu.cc:763
#25 0x083e6b87 in QObjectPrivate::deleteChildren (this=0x8c2e0e0) at kernel/qobject.cpp:1964
#26 0x083eb39f in QObject::~QObject (this=0x8b31380, __in_chrg=<value optimized out>) at kernel/qobject.cpp:946
#27 0x00d7ec1f in BookmarkProvider::~BookmarkProvider (this=0x8b31380, __in_chrg=<value optimized out>) at /build/buildd/rekonq-0.7.0/src/bookmarks/bookmarkprovider.cpp:96
#28 0x00d7ec52 in BookmarkProvider::~BookmarkProvider (this=0x8b31380, __in_chrg=<value optimized out>) at /build/buildd/rekonq-0.7.0/src/bookmarks/bookmarkprovider.cpp:99
#29 0x083e6b87 in QObjectPrivate::deleteChildren (this=0x8a6f588) at kernel/qobject.cpp:1964
#30 0x083eb39f in QObject::~QObject (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at kernel/qobject.cpp:946
#31 0x083d5f02 in QCoreApplication::~QCoreApplication (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at kernel/qcoreapplication.cpp:615
#32 0x051e1a26 in QApplication::~QApplication (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1080
#33 0x042d7d4a in KApplication::~KApplication (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at ../../kdeui/kernel/kapplication.cpp:894
#34 0x042df9e8 in KUniqueApplication::~KUniqueApplication (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at ../../kdeui/kernel/kuniqueapplication.cpp:343
#35 0x00d27da5 in Application::~Application (this=0xbfe3f9f0, __in_chrg=<value optimized out>) at /build/buildd/rekonq-0.7.0/src/application.cpp:84
#36 0x00db9ef1 in kdemain (argc=2, argv=0xbfe3fd14) at /build/buildd/rekonq-0.7.0/src/main.cpp:213
#37 0x080485ab in main (argc=2, argv=0xbfe3fd14) at /build/buildd/rekonq-0.7.0/obj-i686-linux-gnu/src/rekonq_dummy.cpp:3

This bug may be a duplicate of or related to bug 277436.

Possible duplicates by query: bug 280276, bug 277436, bug 277215, bug 277044, bug 274590.

Reported using DrKonqi