Bug 331598

Application: rekonq (2.4.2)
KDE Platform Version: 4.12.2
Qt Version: 4.8.5
Operating System: Linux 3.13.4-200.fc20.x86_64 x86_64
Distribution: "Fedora release 20 (Heisenbug)"

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

I was surfing on ebay.de and viewing different offers. After a while rekonq crashes when I was looking a photo.

-- Backtrace:
Application: Rekonq (rekonq), signal: Bus error
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f636fa068c0 (LWP 1899))]

Thread 7 (Thread 0x7f6320df6700 (LWP 1901)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003b550bc46d in JSC::BlockAllocator::blockFreeingThreadMain (this=0x27ec588) at /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#2  0x0000003b553aed36 in WTF::wtfThreadEntryPoint (param=0x27e2f40) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#3  0x0000003405607f33 in start_thread (arg=0x7f6320df6700) at pthread_create.c:309
#4  0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f631bbaf700 (LWP 1902)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003b5480611b in WebCore::IconDatabase::syncThreadMainLoop () from /lib64/libQtWebKit.so.4
#2  0x0000003b54806318 in WebCore::IconDatabase::iconDatabaseSyncThread () from /lib64/libQtWebKit.so.4
#3  0x0000003b553aed36 in WTF::wtfThreadEntryPoint (param=0x297f010) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#4  0x0000003405607f33 in start_thread (arg=0x7f631bbaf700) at pthread_create.c:309
#5  0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f631b3ae700 (LWP 1903)):
#0  0x000000340560b1fe in __pthread_mutex_unlock_usercnt (decr=1, mutex=0x7f6308000a60) at pthread_mutex_unlock.c:57
#1  __GI___pthread_mutex_unlock (mutex=0x7f6308000a60) at pthread_mutex_unlock.c:310
#2  0x0000003407a8a5d1 in g_mutex_unlock (mutex=mutex@entry=0x7f63080009a0) at gthread-posix.c:232
#3  0x0000003407a48be0 in g_main_context_prepare (context=context@entry=0x7f63080009a0, priority=priority@entry=0x7f631b3adbd0) at gmain.c:3338
#4  0x0000003407a494bb in g_main_context_iterate (context=context@entry=0x7f63080009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3693
#5  0x0000003407a496dc in g_main_context_iteration (context=0x7f63080009a0, may_block=1) at gmain.c:3774
#6  0x000000340fbb2ec6 in QEventDispatcherGlib::processEvents (this=0x7f63080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#7  0x000000340fb82edf in QEventLoop::processEvents (this=this@entry=0x7f631b3add10, flags=...) at kernel/qeventloop.cpp:149
#8  0x000000340fb8322d in QEventLoop::exec (this=this@entry=0x7f631b3add10, flags=...) at kernel/qeventloop.cpp:204
#9  0x000000340fa79baf in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#10 0x000000340fa7c3af in QThreadPrivate::start (arg=0x2744500) at thread/qthread_unix.cpp:338
#11 0x0000003405607f33 in start_thread (arg=0x7f631b3ae700) at pthread_create.c:309
#12 0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f631988f700 (LWP 1914)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f631a0900cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003405607f33 in start_thread (arg=0x7f631988f700) at pthread_create.c:309
#3  0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f631908e700 (LWP 1915)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f631a0900cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003405607f33 in start_thread (arg=0x7f631908e700) at pthread_create.c:309
#3  0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f631888d700 (LWP 1916)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f631a0900cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003405607f33 in start_thread (arg=0x7f631888d700) at pthread_create.c:309
#3  0x0000003404ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f636fa068c0 (LWP 1899)):
[KCrash Handler]
#6  operator QtSharedPointer::ExternalRefCountData* (this=0x3fe0000000000080) at ../../src/corelib/thread/qbasicatomic.h:169
#7  QtSharedPointer::ExternalRefCountData::getAndRef (obj=obj@entry=0x38a5920) at tools/qsharedpointer.cpp:1255
#8  0x0000003b4ca7d163 in QWeakPointer<QObject> (ptr=0x38a5920, this=<optimized out>) at ../../src/corelib/tools/qsharedpointer_impl.h:595
#9  operator=<QObject> (ptr=0x38a5920, this=0x38c2be0) at ../../src/corelib/tools/qsharedpointer_impl.h:600
#10 QNetworkRequest::setOriginatingObject (this=0x7fffeb39ecc0, object=0x38a5920) at access/qnetworkrequest.cpp:565
#11 0x0000003b5479d077 in WebCore::ResourceRequest::toNetworkRequest () from /lib64/libQtWebKit.so.4
#12 0x0000003b547a37f8 in WebCore::QNetworkReplyHandler::redirect () from /lib64/libQtWebKit.so.4
#13 0x0000003b547a46a5 in WebCore::QNetworkReplyHandler::sendResponseIfNeeded () from /lib64/libQtWebKit.so.4
#14 0x0000003b547a238f in flush () from /lib64/libQtWebKit.so.4
#15 0x0000003b547a2de4 in WebCore::QNetworkReplyWrapper::receiveMetaData () from /lib64/libQtWebKit.so.4
#16 0x000000340fb98cf8 in QMetaObject::activate (sender=0x5353bd0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#17 0x000000340fb8c608 in QMetaMethod::invoke (this=this@entry=0x7fffeb39f6d0, object=object@entry=0x5353bd0, connectionType=Qt::DirectConnection, connectionType@entry=Qt::AutoConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#18 0x000000340fb8ed08 in QMetaObject::invokeMethod (obj=obj@entry=0x5353bd0, member=member@entry=0x7f6370e02fa5 "finished", type=type@entry=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#19 0x00007f6370c8aacc in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::AutoConnection, member=0x7f6370e02fa5 "finished", obj=0x5353bd0) at /usr/include/QtCore/qobjectdefs.h:418
#20 KDEPrivate::AccessManagerReply::emitFinished (this=this@entry=0x5353bd0, state=state@entry=true, type=type@entry=Qt::AutoConnection) at /usr/src/debug/kdelibs-4.12.2/kio/kio/accessmanagerreply_p.cpp:484
#21 0x00007f6370c8c870 in KDEPrivate::AccessManagerReply::slotResult (this=0x5353bd0, kJob=0x526f6d0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/accessmanagerreply_p.cpp:427
#22 0x000000340fb98cf8 in QMetaObject::activate (sender=sender@entry=0x526f6d0, m=m@entry=0x7f636f9f24a0 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffeb39fbe0) at kernel/qobject.cpp:3547
#23 0x00007f636f659ad2 in KJob::result (this=this@entry=0x526f6d0, _t1=_t1@entry=0x526f6d0) at /usr/src/debug/kdelibs-4.12.2/x86_64-redhat-linux-gnu/kdecore/kjob.moc:207
#24 0x00007f636f659b20 in KJob::emitResult (this=this@entry=0x526f6d0) at /usr/src/debug/kdelibs-4.12.2/kdecore/jobs/kjob.cpp:318
#25 0x00007f6370cc96aa in KIO::SimpleJob::slotFinished (this=this@entry=0x526f6d0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/job.cpp:496
#26 0x00007f6370ccaa81 in KIO::TransferJob::slotFinished (this=0x526f6d0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/job.cpp:1099
#27 0x000000340fb98cf8 in QMetaObject::activate (sender=0x3274fe0, m=m@entry=0x7f6371080460 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3547
#28 0x00007f6370d6f253 in KIO::SlaveInterface::finished (this=<optimized out>) at /usr/src/debug/kdelibs-4.12.2/x86_64-redhat-linux-gnu/kio/slaveinterface.moc:184
#29 0x00007f6370d70ea6 in KIO::SlaveInterface::dispatch (this=<optimized out>, _cmd=104, rawdata=...) at /usr/src/debug/kdelibs-4.12.2/kio/kio/slaveinterface.cpp:176
#30 0x00007f6370d6e1de in KIO::SlaveInterface::dispatch (this=0x3274fe0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/slaveinterface.cpp:92
#31 0x00007f6370d61f5e in KIO::Slave::gotInput (this=0x3274fe0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/slave.cpp:344
#32 0x000000340fb98cf8 in QMetaObject::activate (sender=0x32de590, m=m@entry=0x7f6371079980 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3547
#33 0x00007f6370c94700 in KIO::Connection::readyRead (this=<optimized out>) at /usr/src/debug/kdelibs-4.12.2/x86_64-redhat-linux-gnu/kio/connection.moc:105
#34 0x00007f6370c94e51 in KIO::ConnectionPrivate::dequeue (this=0x32f22f0) at /usr/src/debug/kdelibs-4.12.2/kio/kio/connection.cpp:82
#35 0x000000340fb9d27e in QObject::event (this=0x32de590, e=<optimized out>) at kernel/qobject.cpp:1194
#36 0x0000003412bc9d8c in QApplicationPrivate::notify_helper (this=this@entry=0x2586140, receiver=receiver@entry=0x32de590, e=e@entry=0x4bccc80) at kernel/qapplication.cpp:4562
#37 0x0000003412bd0725 in QApplication::notify (this=this@entry=0x7fffeb3a0a50, receiver=receiver@entry=0x32de590, e=e@entry=0x4bccc80) at kernel/qapplication.cpp:4348
#38 0x00007f636fc52a1a in KApplication::notify (this=0x7fffeb3a0a50, receiver=0x32de590, event=0x4bccc80) at /usr/src/debug/kdelibs-4.12.2/kdeui/kernel/kapplication.cpp:311
#39 0x000000340fb8439d in QCoreApplication::notifyInternal (this=0x7fffeb3a0a50, receiver=receiver@entry=0x32de590, event=event@entry=0x4bccc80) at kernel/qcoreapplication.cpp:949
#40 0x000000340fb87485 in sendEvent (event=0x4bccc80, receiver=0x32de590) at kernel/qcoreapplication.h:231
#41 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x254c150) at kernel/qcoreapplication.cpp:1573
#42 0x000000340fb87923 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1466
#43 0x000000340fbb3623 in sendPostedEvents () at kernel/qcoreapplication.h:236
#44 postEventSourceDispatch (s=s@entry=0x2589460) at kernel/qeventdispatcher_glib.cpp:280
#45 0x0000003407a492a6 in g_main_dispatch (context=0x2589ee0) at gmain.c:3066
#46 g_main_context_dispatch (context=context@entry=0x2589ee0) at gmain.c:3642
#47 0x0000003407a49628 in g_main_context_iterate (context=context@entry=0x2589ee0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#48 0x0000003407a496dc in g_main_context_iteration (context=0x2589ee0, may_block=1) at gmain.c:3774
#49 0x000000340fbb2ea5 in QEventDispatcherGlib::processEvents (this=0x254dab0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#50 0x0000003412c6bca6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#51 0x000000340fb82edf in QEventLoop::processEvents (this=this@entry=0x7fffeb3a0910, flags=...) at kernel/qeventloop.cpp:149
#52 0x000000340fb8322d in QEventLoop::exec (this=this@entry=0x7fffeb3a0910, flags=...) at kernel/qeventloop.cpp:204
#53 0x000000340fb88749 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#54 0x0000003412bc83fc in QApplication::exec () at kernel/qapplication.cpp:3823
#55 0x00007f63720bd62d in kdemain (argc=1, argv=0x7fffeb3a0ba8) at /usr/src/debug/rekonq-2.4.2/src/main.cpp:242
#56 0x0000003404e21d65 in __libc_start_main (main=0x4008b0 <main(int, char**)>, argc=1, argv=0x7fffeb3a0ba8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffeb3a0b98) at libc-start.c:285
#57 0x00000000004008e1 in _start ()

Possible duplicates by query: bug 328915, bug 328634, bug 328581, bug 327478, bug 326326.

Reported using DrKonqi