Application: rekonq (2.2.1)
KDE Platform Version: 4.10.3
Qt Version: 4.8.4
Operating System: Linux 3.8.0-25-generic i686
Distribution: Ubuntu 13.04

-- Information about the crash:
- What I was doing when the application crashed: I was reading my emails and with in 5min. the system would shut down.

-- Backtrace:
Application: rekonq (rekonq), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb23c5980 (LWP 2028))]

Thread 7 (Thread 0xafe30b40 (LWP 2029)):
#0  0xb77b7424 in __kernel_vsyscall ()
#1  0xb2d6184b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75acd7c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6bdfae5 in WTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb6bdfb1f in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xaf35cb40 (LWP 2030)):
#0  0xb77b7424 in __kernel_vsyscall ()
#1  0xb2d6184b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75acd7c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6c10f63 in WTF::ThreadCondition::wait(WTF::Mutex&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb68efb1b in JSC::BlockAllocator::blockFreeingThreadMain() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb6bf5982 in WTF::threadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#6  0xb6c10b12 in WTF::wtfThreadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#7  0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xae2d7b40 (LWP 2034)):
#0  0xb2d5fde3 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb75acf84 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb303fd30 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2ffc6ac in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2ffc831 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb383cc3f in QEventDispatcherGlib::processEvents (this=0xad900468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb38093ec in QEventLoop::processEvents (this=this@entry=0xae2d7258, flags=...) at kernel/qeventloop.cpp:149
#7  0xb38096e1 in QEventLoop::exec (this=this@entry=0xae2d7258, flags=...) at kernel/qeventloop.cpp:204
#8  0xb36f4fec in QThread::exec (this=this@entry=0x88ced40) at thread/qthread.cpp:542
#9  0xb36f514b in QThread::run (this=0x88ced40) at thread/qthread.cpp:609
#10 0xb36f7b18 in QThreadPrivate::start (arg=0x88ced40) at thread/qthread_unix.cpp:338
#11 0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xad622b40 (LWP 2037)):
#0  QTimerInfoList::timerWait (this=0xacd02074, tm=...) at kernel/qeventdispatcher_unix.cpp:460
#1  0xb383c373 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xad62208c) at kernel/qeventdispatcher_glib.cpp:136
#2  0xb383c40d in timerSourcePrepare (source=0xacd02040, timeout=0xad62208c) at kernel/qeventdispatcher_glib.cpp:169
#3  0xb2ffbd21 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2ffc5cf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb2ffc831 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb383cc3f in QEventDispatcherGlib::processEvents (this=0xacd00468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb38093ec in QEventLoop::processEvents (this=this@entry=0xad622228, flags=...) at kernel/qeventloop.cpp:149
#8  0xb38096e1 in QEventLoop::exec (this=this@entry=0xad622228, flags=...) at kernel/qeventloop.cpp:204
#9  0xb36f4fec in QThread::exec (this=this@entry=0x8ab5d78) at thread/qthread.cpp:542
#10 0xb37e8f2d in QInotifyFileSystemWatcherEngine::run (this=0x8ab5d78) at io/qfilesystemwatcher_inotify.cpp:256
#11 0xb36f7b18 in QThreadPrivate::start (arg=0x8ab5d78) at thread/qthread_unix.cpp:338
#12 0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xac97db40 (LWP 2127)):
#0  0xb77b7424 in __kernel_vsyscall ()
#1  0xb2d6184b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75acd7c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3040126 in g_cond_wait () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb32df025 in ?? () from /usr/lib/i386-linux-gnu/libgstreamer-0.10.so.0
#5  0xb32dffb8 in ?? () from /usr/lib/i386-linux-gnu/libgstreamer-0.10.so.0
#6  0xb30229d8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb3021fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#9  0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa9dabb40 (LWP 2128)):
#0  0xb77b7424 in __kernel_vsyscall ()
#1  0xb2d6184b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75acd7c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3040126 in g_cond_wait () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb32df025 in ?? () from /usr/lib/i386-linux-gnu/libgstreamer-0.10.so.0
#5  0xb32dffb8 in ?? () from /usr/lib/i386-linux-gnu/libgstreamer-0.10.so.0
#6  0xb30229d8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb3021fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2d5dd78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#9  0xb759f3de in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb23c5980 (LWP 2028)):
[KCrash Handler]
#7  0xb6b3c9b5 in JSC::JSObject::copyBackingStore(JSC::JSCell*, JSC::CopyVisitor&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#8  0xb68e9cc3 in JSC::CopyVisitor::copyFromShared() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#9  0xb68f6054 in JSC::Heap::collect(JSC::Heap::SweepToggle) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#10 0xb68f64e0 in JSC::Heap::collectAllGarbage() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#11 0xb553e3ff in WebCore::collect(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#12 0xb553e385 in WebCore::Timer<WebCore::GCController>::fired() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#13 0xb5cf2803 in WebCore::ThreadTimers::sharedTimerFiredInternal() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#14 0xb5cf2885 in WebCore::ThreadTimers::sharedTimerFired() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#15 0xb5f7235e in WebCore::SharedTimerQt::timerEvent(QTimerEvent*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#16 0xb38262d4 in QObject::event (this=0x88d6700, e=0xbfcbc850) at kernel/qobject.cpp:1156
#17 0xb3d7dc7c in QApplicationPrivate::notify_helper (this=0x8782a68, receiver=0x88d6700, e=0xbfcbc850) at kernel/qapplication.cpp:4567
#18 0xb3d80b94 in QApplication::notify (this=0xbfcbc850, receiver=0x88d6700, e=0xbfcbc850) at kernel/qapplication.cpp:3949
#19 0xb5088d01 in KApplication::notify (this=0xbfcbcba8, receiver=0x88d6700, event=0xbfcbc850) at ../../kdeui/kernel/kapplication.cpp:311
#20 0xb380a90e in QCoreApplication::notifyInternal (this=0xbfcbcba8, receiver=0x88d6700, event=event@entry=0xbfcbc850) at kernel/qcoreapplication.cpp:946
#21 0xb383f8c0 in sendEvent (event=0xbfcbc850, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#22 QTimerInfoList::activateTimers (this=this@entry=0x8782bdc) at kernel/qeventdispatcher_unix.cpp:622
#23 0xb383c5a8 in timerSourceDispatch (source=0x8782ba8) at kernel/qeventdispatcher_glib.cpp:186
#24 timerSourceDispatch (source=0x8782ba8) at kernel/qeventdispatcher_glib.cpp:180
#25 0xb383c5e2 in idleTimerSourceDispatch (source=0x87818b8) at kernel/qeventdispatcher_glib.cpp:233
#26 0xb2ffc3b3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#27 0xb2ffc750 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#28 0xb2ffc831 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#29 0xb383cc21 in QEventDispatcherGlib::processEvents (this=this@entry=0x8750ed8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#30 0xb3e34a5a in QGuiEventDispatcherGlib::processEvents (this=0x8750ed8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#31 0xb38093ec in QEventLoop::processEvents (this=this@entry=0xbfcbcad8, flags=...) at kernel/qeventloop.cpp:149
#32 0xb38096e1 in QEventLoop::exec (this=this@entry=0xbfcbcad8, flags=...) at kernel/qeventloop.cpp:204
#33 0xb380f3fa in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#34 0xb3d7bfc4 in QApplication::exec () at kernel/qapplication.cpp:3828
#35 0xb7775725 in kdemain (argc=2, argv=0xbfcbcc94) at /build/buildd/rekonq-2.2.1/src/main.cpp:240
#36 0x0804854b in main (argc=2, argv=0xbfcbcc94) at /build/buildd/rekonq-2.2.1/obj-i686-linux-gnu/src/rekonq_dummy.cpp:3

This bug may be a duplicate of or related to bug 2028.

Reported using DrKonqi