Application: rekonq (0.9.1)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-25-generic x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
I was browsing launchpad and looking at mono proposed updates for 12.04, then I closed rekonq with the window red cross ==> crash

-- Backtrace:
Application: rekonq (kdeinit4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9b8ec40780 (LWP 25359))]

Thread 10 (Thread 0x7f9b7429c700 (LWP 25362)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b8215ddec in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7f9b82b26de0) at wtf/FastMalloc.cpp:2495
#2  0x00007f9b8215df19 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1618
#3  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b7429c700) at pthread_create.c:308
#4  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f9b7399b700 (LWP 25363)):
#0  0x00007f9b897d52ed in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9b897d5559 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9b89799a3e in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9b89799f96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9b8979a124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9b8d8bc426 in QEventDispatcherGlib::processEvents (this=0x7f9b6c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f9b8d88bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f9b8d88bed7 in QEventLoop::exec (this=0x7f9b7399ae00, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f9b8d78afa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f9b8d78dfcb in QThreadPrivate::start (arg=0x19f12c0) at thread/qthread_unix.cpp:298
#10 0x00007f9b89e5ae9a in start_thread (arg=0x7f9b7399b700) at pthread_create.c:308
#11 0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f9b72b17700 (LWP 25364)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b80a76222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f9b80a76259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b72b17700) at pthread_create.c:308
#4  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f9b713fe700 (LWP 25367)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b8d78e4db in wait (time=18446744073709551615, this=0x19f2cb0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x19f2dd0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9b7fcce0eb in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x19f2b90, th=0x1e0c930) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f9b7fcd09db in ThreadWeaver::WorkingHardState::applyForWork (this=0x19f2e30, th=0x1e0c930) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f9b7fccf84f in ThreadWeaver::ThreadRunHelper::run (this=0x7f9b713fde20, parent=0x19f2b90, th=0x1e0c930) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f9b7fccf8db in ThreadWeaver::Thread::run (this=0x1e0c930) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f9b8d78dfcb in QThreadPrivate::start (arg=0x1e0c930) at thread/qthread_unix.cpp:298
#8  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b713fe700) at pthread_create.c:308
#9  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f9b709f4700 (LWP 25368)):
#0  0x00007f9b89e5e05d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7f9b68000a60) at pthread_mutex_unlock.c:290
#2  0x00007f9b897d5591 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9b89799a2d in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9b89799f96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9b8979a124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f9b8d8bc426 in QEventDispatcherGlib::processEvents (this=0x7f9b680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007f9b8d88bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f9b8d88bed7 in QEventLoop::exec (this=0x7f9b709f3dd0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f9b8d78afa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007f9b8520befe in KIO::NameLookUpThread::run (this=0x7f9b64008650) at ../../kio/kio/hostinfo.cpp:226
#11 0x00007f9b8d78dfcb in QThreadPrivate::start (arg=0x7f9b64008650) at thread/qthread_unix.cpp:298
#12 0x00007f9b89e5ae9a in start_thread (arg=0x7f9b709f4700) at pthread_create.c:308
#13 0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f9b59377700 (LWP 25380)):
#0  0x00007f9b89e5e05d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7f9b28000a60) at pthread_mutex_unlock.c:290
#2  0x00007f9b897d5591 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9b89799a2d in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9b89799f96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9b8979a124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f9b8d8bc426 in QEventDispatcherGlib::processEvents (this=0x7f9b280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007f9b8d88bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f9b8d88bed7 in QEventLoop::exec (this=0x7f9b59376dd0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f9b8d78afa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007f9b8d86b9ff in QInotifyFileSystemWatcherEngine::run (this=0x1fcf530) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007f9b8d78dfcb in QThreadPrivate::start (arg=0x1fcf530) at thread/qthread_unix.cpp:298
#12 0x00007f9b89e5ae9a in start_thread (arg=0x7f9b59377700) at pthread_create.c:308
#13 0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f9b60dcb700 (LWP 25407)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b2fc41471 in queue_processor(void*) () from /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so
#2  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b60dcb700) at pthread_create.c:308
#3  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9b5bfff700 (LWP 25408)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b2fc41471 in queue_processor(void*) () from /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so
#2  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b5bfff700) at pthread_create.c:308
#3  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9b625ce700 (LWP 25409)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9b2fc41471 in queue_processor(void*) () from /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so
#2  0x00007f9b89e5ae9a in start_thread (arg=0x7f9b625ce700) at pthread_create.c:308
#3  0x00007f9b8c4794bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9b8ec40780 (LWP 25359)):
[KCrash Handler]
#6  0x00000000ffffffc0 in ?? ()
#7  0x00007f9b8cf3e785 in QStyleSheetStyle::event (this=0x1d67e90, e=0x7fffbe3942c0) at styles/qstylesheetstyle.cpp:5798
#8  0x00007f9b8cc0f894 in notify_helper (e=0x7fffbe3942c0, receiver=0x1d67e90, this=0x18a7f10) at kernel/qapplication.cpp:4559
#9  QApplicationPrivate::notify_helper (this=0x18a7f10, receiver=0x1d67e90, e=0x7fffbe3942c0) at kernel/qapplication.cpp:4531
#10 0x00007f9b8cc14713 in QApplication::notify (this=0x7fffbe3954d0, receiver=0x1d67e90, e=0x7fffbe3942c0) at kernel/qapplication.cpp:4420
#11 0x00007f9b8e621bb6 in KApplication::notify (this=0x7fffbe3954d0, receiver=0x1d67e90, event=0x7fffbe3942c0) at ../../kdeui/kernel/kapplication.cpp:311
#12 0x00007f9b8d88ce9c in QCoreApplication::notifyInternal (this=0x7fffbe3954d0, receiver=0x1d67e90, event=0x7fffbe3942c0) at kernel/qcoreapplication.cpp:876
#13 0x00007f9b8cc0e0d5 in sendEvent (event=0x7fffbe3942c0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#14 QApplicationPrivate::setFocusWidget (focus=0x0, reason=Qt::OtherFocusReason) at kernel/qapplication.cpp:2262
#15 0x00007f9b8cc4fba4 in clearFocus (this=0x2538320) at kernel/qwidget.cpp:6533
#16 QWidget::clearFocus (this=0x2538320) at kernel/qwidget.cpp:6517
#17 0x00007f9b8cc5a678 in QWidget::~QWidget (this=0x2538320, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1607
#18 0x00007f9b7a0b565e in ~IconButton (this=0x2538320, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/urlbar/urlbar.h:51
#19 IconButton::~IconButton (this=<optimized out>, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/urlbar/urlbar.h:51
#20 0x00007f9b8d89f935 in QObjectPrivate::deleteChildren (this=0x1d6ef00) at kernel/qobject.cpp:1908
#21 0x00007f9b8cc5a740 in QWidget::~QWidget (this=0x1d6ee80, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#22 0x00007f9b7a0b3899 in UrlBar::~UrlBar (this=0x1d6ee80, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/urlbar/urlbar.cpp:156
#23 0x00007f9b7a085a9a in WebTab::~WebTab (this=0x1d6e7f0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/webtab.cpp:103
#24 0x00007f9b7a085b59 in WebTab::~WebTab (this=0x1d6e7f0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/webtab.cpp:105
#25 0x00007f9b8d89f935 in QObjectPrivate::deleteChildren (this=0x1abffe0) at kernel/qobject.cpp:1908
#26 0x00007f9b8cc5a740 in QWidget::~QWidget (this=0x189eaf0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#27 0x00007f9b8d07b4b9 in QStackedWidget::~QStackedWidget (this=0x189eaf0, __in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:193
#28 0x00007f9b8d89f935 in QObjectPrivate::deleteChildren (this=0x1abfb60) at kernel/qobject.cpp:1908
#29 0x00007f9b8cc5a740 in QWidget::~QWidget (this=0x1abfaf0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#30 0x00007f9b7a04c724 in ~MainView (this=0x1abfaf0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/mainview.h:62
#31 MainView::~MainView (this=0x1abfaf0, __in_chrg=<optimized out>) at /build/buildd/rekonq-0.9.1/src/mainview.h:62
#32 0x00007f9b8d89f935 in QObjectPrivate::deleteChildren (this=0x1aa7530) at kernel/qobject.cpp:1908
#33 0x00007f9b8cc5a740 in QWidget::~QWidget (this=0x1aab590, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#34 0x00007f9b8cc5aa19 in QWidget::~QWidget (this=0x1aab590, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1700
#35 0x00007f9b8d89f935 in QObjectPrivate::deleteChildren (this=0x1af7bf0) at kernel/qobject.cpp:1908
#36 0x00007f9b8cc5a740 in QWidget::~QWidget (this=0x1af6dd0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#37 0x00007f9b8e6df475 in KMainWindow::~KMainWindow (this=0x1af6dd0, __in_chrg=<optimized out>) at ../../kdeui/widgets/kmainwindow.cpp:467
#38 0x00007f9b7a04d0a1 in MainWindow::~MainWindow (this=0x1af6dd0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/rekonq-0.9.1/src/mainwindow.cpp:238
#39 0x00007f9b7a04d0f9 in MainWindow::~MainWindow (this=0x1af6dd0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /build/buildd/rekonq-0.9.1/src/mainwindow.cpp:245
#40 0x00007f9b8d8a6478 in QObject::event (this=0x1af6dd0, e=<optimized out>) at kernel/qobject.cpp:1176
#41 0x00007f9b8cc5fb7b in QWidget::event (this=0x1af6dd0, event=0x210e700) at kernel/qwidget.cpp:8821
#42 0x00007f9b8d039c4b in QMainWindow::event (this=0x1af6dd0, event=0x210e700) at widgets/qmainwindow.cpp:1478
#43 0x00007f9b8cc0f894 in notify_helper (e=0x210e700, receiver=0x1af6dd0, this=0x18a7f10) at kernel/qapplication.cpp:4559
#44 QApplicationPrivate::notify_helper (this=0x18a7f10, receiver=0x1af6dd0, e=0x210e700) at kernel/qapplication.cpp:4531
#45 0x00007f9b8cc14713 in QApplication::notify (this=0x7fffbe3954d0, receiver=0x1af6dd0, e=0x210e700) at kernel/qapplication.cpp:4420
#46 0x00007f9b8e621bb6 in KApplication::notify (this=0x7fffbe3954d0, receiver=0x1af6dd0, event=0x210e700) at ../../kdeui/kernel/kapplication.cpp:311
#47 0x00007f9b8d88ce9c in QCoreApplication::notifyInternal (this=0x7fffbe3954d0, receiver=0x1af6dd0, event=0x210e700) at kernel/qcoreapplication.cpp:876
#48 0x00007f9b8d890c6a in sendEvent (event=0x210e700, receiver=0x1af6dd0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#49 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x17da2b0) at kernel/qcoreapplication.cpp:1500
#50 0x00007f9b8d8bbf93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#51 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#52 0x00007f9b89799c9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f9b8979a060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f9b8979a124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f9b8d8bc3bf in QEventDispatcherGlib::processEvents (this=0x189f3f0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#56 0x00007f9b8ccb7d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#57 0x00007f9b8d88bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#58 0x00007f9b8d88bed7 in QEventLoop::exec (this=0x7fffbe395460, flags=...) at kernel/qeventloop.cpp:204
#59 0x00007f9b8d890f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#60 0x00007f9b7a0e3c9e in kdemain (argc=2, argv=<optimized out>) at /build/buildd/rekonq-0.9.1/src/main.cpp:180
#61 0x00000000004086a4 in launch (argc=2, _name=0x188a9a8 "rekonq", args=<optimized out>, cwd=0x0, envc=<optimized out>, envs=<optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x40b31e "0") at ../../kinit/kinit.cpp:746
#62 0x0000000000409a16 in handle_launcher_request (sock=8, who=<optimized out>) at ../../kinit/kinit.cpp:1238
#63 0x0000000000409f47 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1431
#64 0x000000000040532f in main (argc=4, argv=0x7fff00000001, envp=0x7fffbe396e70) at ../../kinit/kinit.cpp:1919

This bug may be a duplicate of or related to bug 268328.

Possible duplicates by query: bug 300694, bug 296612, bug 293812, bug 293497, bug 293312.

Reported using DrKonqi