Application: rekonq (2.3.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-14-generic i686
Distribution: Ubuntu 13.10

-- Information about the crash:
reconq always crashes as I start it

The crash can be reproduced every time.

-- Backtrace:
Application: rekonq (rekonq), signal: Illegal instruction
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb16d6740 (LWP 2427))]

Thread 6 (Thread 0xaefcfb40 (LWP 2428)):
#0  0xb7700424 in __kernel_vsyscall ()
#1  0xb2d2e84b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb74e79bc in __pthread_cond_wait (cond=0xb73dcd90 <WTF::pageheap_memory+20720>, mutex=0xb73dcd78 <WTF::pageheap_memory+20696>) at forward.c:149
#3  0xb6b62a7c in WTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb6b62acf in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb2d2ad78 in start_thread (arg=0xaefcfb40) at pthread_create.c:311
#6  0xb74da01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 5 (Thread 0xae4dfb40 (LWP 2429)):
#0  0xb7700424 in __kernel_vsyscall ()
#1  0xb2d2e84b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb74e79bc in __pthread_cond_wait (cond=0xae71f7dc, mutex=0xae71f7c4) at forward.c:149
#3  0xb6b91ae3 in WTF::ThreadCondition::wait(WTF::Mutex&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb686d744 in JSC::BlockAllocator::blockFreeingThreadMain() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb6b78866 in WTF::threadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#6  0xb6b91459 in WTF::wtfThreadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#7  0xb2d2ad78 in start_thread (arg=0xae4dfb40) at pthread_create.c:311
#8  0xb74da01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 4 (Thread 0xad2acb40 (LWP 2431)):
#0  0xb7700424 in __kernel_vsyscall ()
#1  0xb2d2e84b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb74e79bc in __pthread_cond_wait (cond=0xae727bf0, mutex=0xae727bd8) at forward.c:149
#3  0xb6b91ae3 in WTF::ThreadCondition::wait(WTF::Mutex&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb5f0f274 in WebCore::IconDatabase::syncThreadMainLoop() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb5f110f4 in WebCore::IconDatabase::iconDatabaseSyncThread() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#6  0xb6b78866 in WTF::threadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#7  0xb6b91459 in WTF::wtfThreadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#8  0xb2d2ad78 in start_thread (arg=0xad2acb40) at pthread_create.c:311
#9  0xb74da01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 3 (Thread 0xac8ffb40 (LWP 2432)):
#0  0xb37e2721 in socketNotifierSourceCheck (source=0x989a0a8) at kernel/qeventdispatcher_glib.cpp:79
#1  0xb301557f in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb3015aea in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb3015c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb37e28df in QEventDispatcherGlib::processEvents (this=0x9afd930, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0xb37b19f3 in QEventLoop::processEvents (this=this@entry=0xac8ff258, flags=...) at kernel/qeventloop.cpp:149
#6  0xb37b1d19 in QEventLoop::exec (this=this@entry=0xac8ff258, flags=...) at kernel/qeventloop.cpp:204
#7  0xb36a0e3d in QThread::exec (this=this@entry=0x98fa050) at thread/qthread.cpp:542
#8  0xb36a0f8b in QThread::run (this=0x98fa050) at thread/qthread.cpp:609
#9  0xb36a372f in QThreadPrivate::start (arg=0x98fa050) at thread/qthread_unix.cpp:338
#10 0xb2d2ad78 in start_thread (arg=0xac8ffb40) at pthread_create.c:311
#11 0xb74da01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 2 (Thread 0xabd6cb40 (LWP 2434)):
#0  0xb3012d55 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb30150c3 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb3015a4f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb3015c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb37e28df in QEventDispatcherGlib::processEvents (this=0xac914788, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0xb37b19f3 in QEventLoop::processEvents (this=this@entry=0xabd6c228, flags=...) at kernel/qeventloop.cpp:149
#6  0xb37b1d19 in QEventLoop::exec (this=this@entry=0xabd6c228, flags=...) at kernel/qeventloop.cpp:204
#7  0xb36a0e3d in QThread::exec (this=this@entry=0x9b3e660) at thread/qthread.cpp:542
#8  0xb3791e14 in QInotifyFileSystemWatcherEngine::run (this=0x9b3e660) at io/qfilesystemwatcher_inotify.cpp:265
#9  0xb36a372f in QThreadPrivate::start (arg=0x9b3e660) at thread/qthread_unix.cpp:338
#10 0xb2d2ad78 in start_thread (arg=0xabd6cb40) at pthread_create.c:311
#11 0xb74da01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xb16d6740 (LWP 2427)):
[KCrash Handler]
#7  0xa9b5490f in ?? ()
#8  0xb695559d in JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#9  0xb6a69391 in JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#10 0xb5584acc in WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#11 0xb5584e25 in WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#12 0xb57a12be in WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#13 0xb5974985 in WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#14 0xb597508d in WebCore::HTMLScriptRunner::executeParsingBlockingScript() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#15 0xb5975488 in WebCore::HTMLScriptRunner::executeParsingBlockingScripts() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#16 0xb595ce31 in WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#17 0xb5a9b77b in WebCore::CachedResource::checkNotify() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#18 0xb5aa02d4 in WebCore::CachedScript::data(WTF::PassRefPtr<WebCore::ResourceBuffer>, bool) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#19 0xb5b09d03 in WebCore::SubresourceLoader::didFinishLoading(double) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#20 0xb5afcd07 in WebCore::ResourceLoader::didFinishLoading(WebCore::ResourceHandle*, double) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#21 0xb5ea74a4 in WebCore::QNetworkReplyHandler::finish() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#22 0xb5ea7066 in WebCore::QNetworkReplyHandlerCallQueue::flush() [clone .part.55] () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#23 0xb5ea70d8 in WebCore::QNetworkReplyHandlerCallQueue::push(void (WebCore::QNetworkReplyHandler::*)()) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#24 0xb5ea7169 in WebCore::QNetworkReplyWrapper::didReceiveFinished() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#25 0xb37c7fc7 in QMetaObject::activate (sender=sender@entry=0x9bb5780, m=m@entry=0xb488b364 <QNetworkReply::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#26 0xb4837e95 in QNetworkReply::finished (this=0x9bb5780) at .moc/release-shared/moc_qnetworkreply.cpp:166
#27 0xb48380c0 in QNetworkReply::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfdac194, _c=<optimized out>) at .moc/release-shared/moc_qnetworkreply.cpp:107
#28 0xb37bb9a4 in QMetaMethod::invoke (this=this@entry=0xbfdac2b4, object=0x9bb5780, connectionType=<optimized out>, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#29 0xb37bdf83 in QMetaObject::invokeMethod (obj=obj@entry=0x9bb5780, member=member@entry=0xb4e28815 "finished", type=type@entry=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#30 0xb4c989b8 in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=type@entry=Qt::AutoConnection, member=0xb4e28815 "finished", obj=0x9bb5780) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#31 KDEPrivate::AccessManagerReply::emitFinished (this=this@entry=0x9bb5780, state=state@entry=true, type=type@entry=Qt::AutoConnection) at ../../kio/kio/accessmanagerreply_p.cpp:484
#32 0xb4c9a944 in KDEPrivate::AccessManagerReply::slotResult (this=0x9bb5780, kJob=0x9c642c0) at ../../kio/kio/accessmanagerreply_p.cpp:427
#33 0xb4c9b389 in KDEPrivate::AccessManagerReply::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfdac6b8, _c=<optimized out>) at ./accessmanagerreply_p.moc:61
#34 0xb37c7fc7 in QMetaObject::activate (sender=sender@entry=0x9c642c0, m=m@entry=0xb3c4a4cc <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0xbfdac6b8) at kernel/qobject.cpp:3539
#35 0xb3aa49e5 in KJob::result (this=this@entry=0x9c642c0, _t1=_t1@entry=0x9c642c0) at ./kjob.moc:208
#36 0xb3aa4a32 in KJob::emitResult (this=this@entry=0x9c642c0) at ../../kdecore/jobs/kjob.cpp:318
#37 0xb4cdaf31 in KIO::SimpleJob::slotFinished (this=0x9c642c0) at ../../kio/kio/job.cpp:496
#38 0xb4cdc336 in KIO::TransferJob::slotFinished (this=0x9c642c0) at ../../kio/kio/job.cpp:1099
#39 0xb4cdced0 in KIO::TransferJob::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfdac8a8, _c=<optimized out>) at ./jobclasses.moc:388
#40 0xb37c7fc7 in QMetaObject::activate (sender=sender@entry=0x98f9cd0, m=m@entry=0xb4ea1480 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#41 0xb4d86e95 in KIO::SlaveInterface::finished (this=this@entry=0x98f9cd0) at ./slaveinterface.moc:185
#42 0xb4d888dd in KIO::SlaveInterface::dispatch (this=0x98f9cd0, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:176
#43 0xb4d85c5e in KIO::SlaveInterface::dispatch (this=0x98f9cd0) at ../../kio/kio/slaveinterface.cpp:92
#44 0xb4d79280 in KIO::Slave::gotInput (this=this@entry=0x98f9cd0) at ../../kio/kio/slave.cpp:344
#45 0xb4d7942c in KIO::Slave::qt_static_metacall (_o=_o@entry=0x98f9cd0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfdacaf8) at ./slave.moc:57
#46 0xb37c7fc7 in QMetaObject::activate (sender=sender@entry=0x9a9fb18, m=m@entry=0xb4e9e190 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#47 0xb4ca2a75 in KIO::Connection::readyRead (this=0x9a9fb18) at ./connection.moc:106
#48 0xb4ca3220 in KIO::ConnectionPrivate::dequeue (this=0x9b310e0) at ../../kio/kio/connection.cpp:82
#49 0xb37c477a in QMetaCallEvent::placeMetaCall (this=0x9cd2288, object=0x9a9fb18) at kernel/qobject.cpp:524
#50 0xb37cc58b in QObject::event (this=0x9a9fb18, e=0x9cd2288) at kernel/qobject.cpp:1194
#51 0xb3d8b744 in QApplicationPrivate::notify_helper (this=0x9777c18, receiver=0x9a9fb18, e=0x9cd2288) at kernel/qapplication.cpp:4567
#52 0xb3d92223 in QApplication::notify (this=0xbfdad1c0, receiver=receiver@entry=0x9a9fb18, e=e@entry=0x9cd2288) at kernel/qapplication.cpp:4353
#53 0xb507eff4 in KApplication::notify (this=0xbfdad1c0, receiver=0x9a9fb18, event=0x9cd2288) at ../../kdeui/kernel/kapplication.cpp:311
#54 0xb37b2eda in QCoreApplication::notifyInternal (this=0xbfdad1c0, receiver=receiver@entry=0x9a9fb18, event=event@entry=0x9cd2288) at kernel/qcoreapplication.cpp:946
#55 0xb37b66ad in sendEvent (event=0x9cd2288, receiver=0x9a9fb18) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#56 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x9742078) at kernel/qcoreapplication.cpp:1570
#57 0xb37b6bbc in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#58 0xb37e2f6e in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#59 postEventSourceDispatch (s=0x9777a90) at kernel/qeventdispatcher_glib.cpp:279
#60 0xb301582e in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#61 0xb3015bd8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#62 0xb3015c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#63 0xb37e28bf in QEventDispatcherGlib::processEvents (this=this@entry=0x9742f20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#64 0xb3e4032e in QGuiEventDispatcherGlib::processEvents (this=0x9742f20, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#65 0xb37b19f3 in QEventLoop::processEvents (this=this@entry=0xbfdad0f8, flags=...) at kernel/qeventloop.cpp:149
#66 0xb37b1d19 in QEventLoop::exec (this=this@entry=0xbfdad0f8, flags=...) at kernel/qeventloop.cpp:204
#67 0xb37b789e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#68 0xb3d89974 in QApplication::exec () at kernel/qapplication.cpp:3828
#69 0xb76c0cd8 in kdemain (argc=2, argv=0xbfdad2b4) at /build/buildd/rekonq-2.3.2/src/main.cpp:242
#70 0x0804854b in main (argc=2, argv=0xbfdad2b4) at /build/buildd/rekonq-2.3.2/obj-i686-linux-gnu/src/rekonq_dummy.cpp:3

Possible duplicates by query: bug 326103, bug 324712, bug 324555, bug 318954, bug 318836.

Reported using DrKonqi