Bug 375209

Application: dolphin (15.12.3)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-59-generic x86_64
Distribution: Ubuntu 16.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
In dolphin i drag and drop a file to expand it, in the same direct another one, and istantaneously the app crash

The crash can be reproduced every time.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
[Current thread is 1 (Thread 0x7f798545a900 (LWP 2306))]

Thread 3 (Thread 0x7f7833338700 (LWP 3325)):
[KCrash Handler]
#6  QObjectPrivate::connectImpl (sender=sender@entry=0x6, signal_index=3, receiver=receiver@entry=0x1fe5f50, slot=slot@entry=0x7f7833337c40, slotObj=slotObj@entry=0x7f782c003000, type=Qt::AutoConnection, types=0x0, senderMetaObject=0x7f7833bae980 <Kerfuffle::ReadOnlyArchiveInterface::staticMetaObject>) at kernel/qobject.cpp:4698
#7  0x00007f79944ab3ea in QObject::connectImpl (sender=sender@entry=0x6, signal=signal@entry=0x7f7833337c30, receiver=receiver@entry=0x1fe5f50, slot=slot@entry=0x7f7833337c40, slotObj=0x7f782c003000, type=Qt::AutoConnection, types=0x0, senderMetaObject=0x7f7833bae980 <Kerfuffle::ReadOnlyArchiveInterface::staticMetaObject>) at kernel/qobject.cpp:4641
#8  0x00007f783398174c in QObject::connect<void (Kerfuffle::ReadOnlyArchiveInterface::*)(), void (Kerfuffle::Job::*)()> (type=Qt::AutoConnection, slot=&virtual table offset 152, receiver=0x1fe5f50, signal=(void (Kerfuffle::ReadOnlyArchiveInterface::*)(Kerfuffle::ReadOnlyArchiveInterface * const)) 0x7f783399e360 <Kerfuffle::ReadOnlyArchiveInterface::cancelled()>, sender=0x6) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobject.h:239
#9  Kerfuffle::Job::connectToArchiveInterfaceSignals (this=this@entry=0x1fe5f50) at /build/ark-klfGpY/ark-15.12.3/kerfuffle/jobs.cpp:119
#10 0x00007f7833981ce9 in Kerfuffle::ListJob::doWork (this=0x1fe5f50) at /build/ark-klfGpY/ark-15.12.3/kerfuffle/jobs.cpp:200
#11 0x00007f7833980131 in Kerfuffle::Job::Private::run (this=0x201ba90) at /build/ark-klfGpY/ark-15.12.3/kerfuffle/jobs.cpp:59
#12 0x00007f79942987be in QThreadPrivate::start (arg=0x201ba90) at thread/qthread_unix.cpp:331
#13 0x00007f7990a466ba in start_thread (arg=0x7f7833338700) at pthread_create.c:333
#14 0x00007f79996d282d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f7979386700 (LWP 2309)):
#0  0x00007f79996c269d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f798bceaf45 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.98
#2  0x00007f798fefd740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f798feb9e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f798feba340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f798feba4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f79944cf7eb in QEventDispatcherGlib::processEvents (this=0x7f79740008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f7994476b4a in QEventLoop::exec (this=this@entry=0x7f7979385cc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f7994293834 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f79942987be in QThreadPrivate::start (arg=0x1c5e2d0) at thread/qthread_unix.cpp:331
#10 0x00007f7990a466ba in start_thread (arg=0x7f7979386700) at pthread_create.c:333
#11 0x00007f79996d282d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f798545a900 (LWP 2306)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f79942908b8 in _q_futex (op=0, val=3, timeout=0x0, addr=0x7f79946c8728 <_q_ObjectMutexPool+840>) at thread/qmutex_linux.cpp:146
#2  lockInternal_helper<false> (timeout=-1, elapsedTimer=0x0, d_ptr=...) at thread/qmutex_linux.cpp:187
#3  QBasicMutex::lockInternal (this=this@entry=0x7f79946c8728 <_q_ObjectMutexPool+840>) at thread/qmutex_linux.cpp:203
#4  0x00007f7994290959 in QMutex::lock (this=this@entry=0x7f79946c8728 <_q_ObjectMutexPool+840>) at thread/qmutex.cpp:217
#5  0x00007f79944afb78 in QOrderedMutexLocker::relock (mtx2=0x7f79946c8728 <_q_ObjectMutexPool+840>, mtx1=0x7f79946c85c8 <_q_ObjectMutexPool+488>) at ../../include/QtCore/5.5.1/QtCore/private/../../../../../src/corelib/thread/qorderedmutexlocker_p.h:95
#6  QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:990
#7  0x00007f79949ade28 in QAccessibleCache::~QAccessibleCache (this=0x7f7994e1bb40 <(anonymous namespace)::Q_QGS_qAccessibleCache::innerFunction()::holder>, __in_chrg=<optimized out>) at accessible/qaccessiblecache_p.h:60
#8  (anonymous namespace)::Q_QGS_qAccessibleCache::Holder::~Holder (this=0x7f7994e1bb40 <(anonymous namespace)::Q_QGS_qAccessibleCache::innerFunction()::holder>, __in_chrg=<optimized out>) at accessible/qaccessiblecache.cpp:46
#9  0x00007f7999605ff8 in __run_exit_handlers (status=status@entry=1, listp=0x7f799998f5f8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82
#10 0x00007f7999606045 in __GI_exit (status=status@entry=1) at exit.c:104
#11 0x00007f799224cac5 in _XDefaultIOError (dpy=dpy@entry=0x1762500) at ../../src/XlibInt.c:1258
#12 0x00007f798509e1fe in ioErrorHandler (dpy=0x1762500) at qxcbconnection.cpp:140
#13 0x00007f799224ccee in _XIOError (dpy=dpy@entry=0x1762500) at ../../src/XlibInt.c:1464
#14 0x00007f799224ad4a in _XReply (dpy=dpy@entry=0x1762500, rep=rep@entry=0x7ffe4c159b80, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:708
#15 0x00007f7984c5f32f in XIQueryDevice (dpy=0x1762500, deviceid=13, ndevices_return=ndevices_return@entry=0x7ffe4c159c0c) at ../../src/XIQueryDevice.c:60
#16 0x00007f79850c7cee in QXcbConnection::handleEnterEvent (this=0x194ca60) at qxcbconnection_xi2.cpp:830
#17 0x00007f79850b985d in QXcbWindow::handleEnterNotifyEvent (this=0x1ae8d00, event=0x7f797c0037e0) at qxcbwindow.cpp:2317
#18 0x00007f79850a265d in QXcbConnection::handleXcbEvent (this=this@entry=0x194ca60, event=event@entry=0x7f797c0037e0) at qxcbconnection.cpp:1093
#19 0x00007f79850a2e53 in QXcbConnection::processXcbEvents (this=0x194ca60) at qxcbconnection.cpp:1532
#20 0x00007f79944a8c01 in QObject::event (this=0x194ca60, e=<optimized out>) at kernel/qobject.cpp:1239
#21 0x00007f7994f7c05c in QApplicationPrivate::notify_helper (this=this@entry=0x1744170, receiver=receiver@entry=0x194ca60, e=e@entry=0x7f797c003920) at kernel/qapplication.cpp:3716
#22 0x00007f7994f81516 in QApplication::notify (this=0x7ffe4c15ac40, receiver=0x194ca60, e=0x7f797c003920) at kernel/qapplication.cpp:3499
#23 0x00007f799447938b in QCoreApplication::notifyInternal (this=0x7ffe4c15ac40, receiver=0x194ca60, event=event@entry=0x7f797c003920) at kernel/qcoreapplication.cpp:965
#24 0x00007f799447b786 in QCoreApplication::sendEvent (event=0x7f797c003920, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1742600) at kernel/qcoreapplication.cpp:1593
#26 0x00007f799447bc68 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#27 0x00007f79944cf3c3 in postEventSourceDispatch (s=0x17a5300) at kernel/qeventdispatcher_glib.cpp:271
#28 0x00007f798feba1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f798feba400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f798feba4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f79944cf7cf in QEventDispatcherGlib::processEvents (this=0x17acd70, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#32 0x00007f7994476b4a in QEventLoop::exec (this=this@entry=0x7ffe4c15a330, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#33 0x00007f783397cb01 in Kerfuffle::Archive::listIfNotListed (this=<optimized out>) at /build/ark-klfGpY/ark-15.12.3/kerfuffle/archive_kerfuffle.cpp:349
#34 0x00007f783397cb39 in Kerfuffle::Archive::isSingleFolderArchive (this=this@entry=0x2195370) at /build/ark-klfGpY/ark-15.12.3/kerfuffle/archive_kerfuffle.cpp:360
#35 0x00007f7833be42d2 in BatchExtract::addExtraction (this=this@entry=0x1f6ace0, archive=0x2195370) at /build/ark-klfGpY/ark-15.12.3/app/batchextract.cpp:70
#36 0x00007f7833be4828 in BatchExtract::slotStartJob (this=0x1f6ace0) at /build/ark-klfGpY/ark-15.12.3/app/batchextract.cpp:129
#37 0x00007f79944b4308 in QtPrivate::QSlotObjectBase::call (a=0x7ffe4c15a5f0, r=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#38 QSingleShotTimer::timerEvent (this=0x187d1e0) at kernel/qtimer.cpp:315
#39 0x00007f79944a8bb3 in QObject::event (this=0x187d1e0, e=<optimized out>) at kernel/qobject.cpp:1261
#40 0x00007f7994f7c05c in QApplicationPrivate::notify_helper (this=this@entry=0x1744170, receiver=receiver@entry=0x187d1e0, e=e@entry=0x7ffe4c15a8d0) at kernel/qapplication.cpp:3716
#41 0x00007f7994f81516 in QApplication::notify (this=0x7ffe4c15ac40, receiver=0x187d1e0, e=0x7ffe4c15a8d0) at kernel/qapplication.cpp:3499
#42 0x00007f799447938b in QCoreApplication::notifyInternal (this=0x7ffe4c15ac40, receiver=0x187d1e0, event=event@entry=0x7ffe4c15a8d0) at kernel/qcoreapplication.cpp:965
#43 0x00007f79944ce5ed in QCoreApplication::sendEvent (event=0x7ffe4c15a8d0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#44 QTimerInfoList::activateTimers (this=0x179f640) at kernel/qtimerinfo_unix.cpp:637
#45 0x00007f79944ceaf1 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:177
#46 0x00007f798feba1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f798feba400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007f798feba4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007f79944cf7cf in QEventDispatcherGlib::processEvents (this=0x17acd70, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#50 0x00007f7994476b4a in QEventLoop::exec (this=this@entry=0x7ffe4c15ab10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#51 0x00007f799447ebec in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#52 0x00007f79949c2bfc in QGuiApplication::exec () at kernel/qguiapplication.cpp:1542
#53 0x00007f7994f78495 in QApplication::exec () at kernel/qapplication.cpp:2976
#54 0x00007f79999f2e2b in kdemain (argc=2, argv=<optimized out>) at /build/dolphin-HvGmRr/dolphin-15.12.3/src/main.cpp:150
#55 0x00007f79995ec830 in __libc_start_main (main=0x400710 <main(int, char**)>, argc=2, argv=0x7ffe4c15adc8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe4c15adb8) at ../csu/libc-start.c:291
#56 0x0000000000400749 in _start ()

Reported using DrKonqi