Bug 323033

Application: konqueror (4.10.5)
KDE Platform Version: 4.10.5 (Compiled from sources)
Qt Version: 4.8.4
Operating System: Linux 3.9.11-200.fc18.x86_64 x86_64

-- Information about the crash:
- What I was doing when the application crashed: hit back button on browser. I was looking at a yahoo page (sports) at the time.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f6b4f8c9880 (LWP 4861))]

Thread 5 (Thread 0x7f6b442f6700 (LWP 4862)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x00000039588a2ab5 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x3959335a20 <WTF::pageheap_memory>) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/FastMalloc.cpp:2571
#2  0x00000039588a2b09 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/FastMalloc.cpp:1767
#3  0x0000003935807d15 in start_thread (arg=0x7f6b442f6700) at pthread_create.c:308
#4  0x00000039350f253d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 4 (Thread 0x7f6b02b8e700 (LWP 4864)):
#0  0x000000393580aacf in __pthread_mutex_unlock_usercnt (mutex=0x7f6afc000a60, decr=decr@entry=1) at pthread_mutex_unlock.c:52
#1  0x000000393580ab2a in __GI___pthread_mutex_unlock (mutex=<optimized out>) at pthread_mutex_unlock.c:297
#2  0x0000003937484dd1 in g_mutex_unlock (mutex=mutex@entry=0x7f6afc0009a0) at gthread-posix.c:229
#3  0x0000003937447d19 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f6afc0029c0, timeout=3509, context=0x7f6afc0009a0) at gmain.c:3583
#4  g_main_context_iterate (context=context@entry=0x7f6afc0009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3285
#5  0x0000003937447e44 in g_main_context_iteration (context=0x7f6afc0009a0, may_block=1) at gmain.c:3351
#6  0x000000393e5a5fa6 in QEventDispatcherGlib::processEvents (this=0x7f6afc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x000000393e5765ef in QEventLoop::processEvents (this=this@entry=0x7f6b02b8dd00, flags=...) at kernel/qeventloop.cpp:149
#8  0x000000393e576878 in QEventLoop::exec (this=0x7f6b02b8dd00, flags=...) at kernel/qeventloop.cpp:204
#9  0x000000393e478980 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#10 0x000000393e47b95c in QThreadPrivate::start (arg=0x2a05e40) at thread/qthread_unix.cpp:338
#11 0x0000003935807d15 in start_thread (arg=0x7f6b02b8e700) at pthread_create.c:308
#12 0x00000039350f253d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 3 (Thread 0x7f6b0176d700 (LWP 4866)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x00000039585e8ce9 in JSC::BlockAllocator::blockFreeingThreadMain (this=0x7f6b43a70398) at /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#2  0x00000039588d123e in WTF::wtfThreadEntryPoint (param=0x25e4d80) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#3  0x0000003935807d15 in start_thread (arg=0x7f6b0176d700) at pthread_create.c:308
#4  0x00000039350f253d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 2 (Thread 0x7f6afb747700 (LWP 4871)):
#0  0x00000039350e9a5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003937447d24 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f6af0002850, timeout=-1, context=0x7f6af00009a0) at gmain.c:3584
#2  g_main_context_iterate (context=context@entry=0x7f6af00009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3285
#3  0x0000003937447e44 in g_main_context_iteration (context=0x7f6af00009a0, may_block=1) at gmain.c:3351
#4  0x000000393e5a5fa6 in QEventDispatcherGlib::processEvents (this=0x7f6af00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x000000393e5765ef in QEventLoop::processEvents (this=this@entry=0x7f6afb746cd0, flags=...) at kernel/qeventloop.cpp:149
#6  0x000000393e576878 in QEventLoop::exec (this=0x7f6afb746cd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x000000393e478980 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#8  0x0000003b3eba440e in KIO::NameLookUpThread::run() () from /lib64/libkio.so.5
#9  0x000000393e47b95c in QThreadPrivate::start (arg=0x2e18700) at thread/qthread_unix.cpp:338
#10 0x0000003935807d15 in start_thread (arg=0x7f6afb747700) at pthread_create.c:308
#11 0x00000039350f253d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 1 (Thread 0x7f6b4f8c9880 (LWP 4861)):
[KCrash Handler]
#5  operator QtSharedPointer::ExternalRefCountData* (this=0x80) at ../../src/corelib/thread/qbasicatomic.h:169
#6  QtSharedPointer::ExternalRefCountData::getAndRef (obj=0x330d4a0) at tools/qsharedpointer.cpp:1255
#7  0x0000003940e799f2 in QWeakPointer<QObject> (ptr=0x330d4a0, this=<optimized out>) at ../../src/corelib/tools/qsharedpointer_impl.h:595
#8  operator=<QObject> (ptr=0x330d4a0, this=0x29e2610) at ../../src/corelib/tools/qsharedpointer_impl.h:600
#9  QNetworkRequest::setOriginatingObject (this=0x7fff369d80d0, object=0x330d4a0) at access/qnetworkrequest.cpp:565
#10 0x0000003957d9a37b in WebCore::ResourceRequest::toNetworkRequest () from /lib64/libQtWebKit.so.4
#11 0x0000003957da0b6d in WebCore::QNetworkReplyHandler::redirect () from /lib64/libQtWebKit.so.4
#12 0x0000003957da18ba in WebCore::QNetworkReplyHandler::sendResponseIfNeeded () from /lib64/libQtWebKit.so.4
#13 0x0000003957d9e571 in WebCore::QNetworkReplyHandlerCallQueue::flush () from /lib64/libQtWebKit.so.4
#14 0x0000003957d9f09a in WebCore::QNetworkReplyWrapper::receiveMetaData () from /lib64/libQtWebKit.so.4
#15 0x000000393e58cd6f in QMetaObject::activate (sender=0x2f47860, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#16 0x000000393e57f787 in QMetaMethod::invoke (this=this@entry=0x7fff369d89d0, object=object@entry=0x2f47860, connectionType=Qt::DirectConnection, connectionType@entry=Qt::AutoConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#17 0x000000393e581b5c in QMetaObject::invokeMethod (obj=0x2f47860, member=<optimized out>, type=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#18 0x0000003b3eac320c in KDEPrivate::AccessManagerReply::emitFinished(bool, Qt::ConnectionType) () from /lib64/libkio.so.5
#19 0x0000003b3eac4505 in KDEPrivate::AccessManagerReply::slotResult(KJob*) () from /lib64/libkio.so.5
#20 0x000000393e58cd6f in QMetaObject::activate (sender=0x333cfd0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff369d8f80) at kernel/qobject.cpp:3539
#21 0x0000003b3cd34b42 in KJob::result(KJob*) () from /lib64/libkdecore.so.5
#22 0x0000003b3cd34b80 in KJob::emitResult() () from /lib64/libkdecore.so.5
#23 0x0000003b3eaf7585 in KIO::SimpleJob::slotFinished() () from /lib64/libkio.so.5
#24 0x0000003b3eafebe2 in KIO::TransferJob::slotFinished() () from /lib64/libkio.so.5
#25 0x000000393e58cd6f in QMetaObject::activate (sender=0x3304eb0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#26 0x0000003b3eb9a861 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /lib64/libkio.so.5
#27 0x0000003b3eb9793a in KIO::SlaveInterface::dispatch() () from /lib64/libkio.so.5
#28 0x0000003b3eb8be9e in KIO::Slave::gotInput() () from /lib64/libkio.so.5
#29 0x000000393e58cd6f in QMetaObject::activate (sender=0x2a0ae60, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#30 0x0000003b3eacc292 in KIO::ConnectionPrivate::dequeue() () from /lib64/libkio.so.5
#31 0x000000393e58c24e in QObject::event (this=0x2a0ae60, e=<optimized out>) at kernel/qobject.cpp:1194
#32 0x00000039425ca5cc in QApplicationPrivate::notify_helper (this=this@entry=0x23f7040, receiver=receiver@entry=0x2a0ae60, e=e@entry=0x2f62f10) at kernel/qapplication.cpp:4562
#33 0x00000039425cea4a in QApplication::notify (this=0x7fff369da2d0, receiver=0x2a0ae60, e=0x2f62f10) at kernel/qapplication.cpp:4423
#34 0x0000003b3d4455c6 in KApplication::notify(QObject*, QEvent*) () from /lib64/libkdeui.so.5
#35 0x000000393e57793e in QCoreApplication::notifyInternal (this=0x7fff369da2d0, receiver=receiver@entry=0x2a0ae60, event=event@entry=0x2f62f10) at kernel/qcoreapplication.cpp:949
#36 0x000000393e57b3f1 in sendEvent (event=0x2f62f10, receiver=0x2a0ae60) at kernel/qcoreapplication.h:231
#37 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x23c60a0) at kernel/qcoreapplication.cpp:1573
#38 0x000000393e5a5df3 in sendPostedEvents () at kernel/qcoreapplication.h:236
#39 postEventSourceDispatch (s=s@entry=0x23f0100) at kernel/qeventdispatcher_glib.cpp:279
#40 0x0000003937447a55 in g_main_dispatch (context=0x23fa400) at gmain.c:2715
#41 g_main_context_dispatch (context=context@entry=0x23fa400) at gmain.c:3219
#42 0x0000003937447d88 in g_main_context_iterate (context=context@entry=0x23fa400, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3290
#43 0x0000003937447e44 in g_main_context_iteration (context=0x23fa400, may_block=1) at gmain.c:3351
#44 0x000000393e5a5f86 in QEventDispatcherGlib::processEvents (this=0x23c7a00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#45 0x000000394266a73e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#46 0x000000393e5765ef in QEventLoop::processEvents (this=this@entry=0x7fff369d9fd0, flags=...) at kernel/qeventloop.cpp:149
#47 0x000000393e576878 in QEventLoop::exec (this=0x7fff369d9fd0, flags=...) at kernel/qeventloop.cpp:204
#48 0x000000393e57b708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#49 0x0000003b400b3f12 in kdemain () from /lib64/libkdeinit4_konqueror.so
#50 0x0000003935021a05 in __libc_start_main (main=0x4008a0 <main>, argc=4, ubp_av=0x7fff369da558, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff369da548) at libc-start.c:225
#51 0x00000000004008d1 in _start ()

Possible duplicates by query: bug 322927, bug 322293, bug 319441, bug 317753, bug 316328.

Reported using DrKonqi