Application: dolphin (18.12.1)

Qt Version: 5.11.2
Frameworks Version: 5.54.0
Operating System: Linux 4.15.0-45-generic x86_64
Distribution: KDE neon User Edition 5.14

-- Information about the crash:
I had tried it some minutes before but it made plasmashell crash and I had to force reboot pc. I was copying a file from external hard disk to home folder. After the reboot I tried again and the directories were already in destination folder but empty.

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".
[Current thread is 1 (Thread 0x7f522b39d800 (LWP 1434))]

Thread 4 (Thread 0x7f51fbee5700 (LWP 1439)):
#0  0x00007f521d481049 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f521d43ac81 in g_main_context_query () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f521d43b4b7 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f521d43b64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5224dd504b in QEventDispatcherGlib::processEvents (this=0x7f51f4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f5224d7930a in QEventLoop::exec (this=this@entry=0x7f51fbee4da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007f5224ba4bba in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007f5224bafadb in QThreadPrivate::start (arg=0x555e0effed10) at thread/qthread_unix.cpp:367
#8  0x00007f521f8236db in start_thread (arg=0x7f51fbee5700) at pthread_create.c:463
#9  0x00007f522ac1e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5200884700 (LWP 1438)):
#0  0x00007f521f8299f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555e0ecdde08) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x555e0ecdddb8, cond=0x555e0ecddde0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x555e0ecddde0, mutex=0x555e0ecdddb8) at pthread_cond_wait.c:655
#3  0x00007f5201a06b1b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f5201a06847 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f521f8236db in start_thread (arg=0x7f5200884700) at pthread_create.c:463
#6  0x00007f522ac1e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f5208943700 (LWP 1437)):
#0  0x00007f522ac11bf9 in __GI___poll (fds=0x7f520401b460, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f521d43b539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f521d43b64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5224dd504b in QEventDispatcherGlib::processEvents (this=0x7f5204000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5224d7930a in QEventLoop::exec (this=this@entry=0x7f5208942d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007f5224ba4bba in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#6  0x00007f522521be45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f5224bafadb in QThreadPrivate::start (arg=0x7f5225493d60) at thread/qthread_unix.cpp:367
#8  0x00007f521f8236db in start_thread (arg=0x7f5208943700) at pthread_create.c:463
#9  0x00007f522ac1e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f522b39d800 (LWP 1434)):
[KCrash Handler]
#6  0x00007f522930f584 in KIO::CopyJobPrivate::copyNextFile (this=this@entry=0x555e0f24c120) at ./src/core/copyjob.cpp:1614
#7  0x00007f52293102ea in KIO::CopyJobPrivate::createNextDir (this=this@entry=0x555e0f24c120) at ./src/core/copyjob.cpp:1274
#8  0x00007f5229312d6e in KIO::CopyJobPrivate::slotResultConflictCreatingDirs (this=this@entry=0x555e0f24c120, job=job@entry=0x555e0f2e4ad0) at ./src/core/copyjob.cpp:1224
#9  0x00007f5229315acb in KIO::CopyJob::slotResult (this=0x555e0f2578c0, job=0x555e0f2e4ad0) at ./src/core/copyjob.cpp:2166
#10 0x00007f5224daa18f in QtPrivate::QSlotObjectBase::call (a=0x7ffe31a345e0, r=0x555e0f2578c0, this=0x555e0f309af0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#11 QMetaObject::activate (sender=sender@entry=0x555e0f2e4ad0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffe31a345e0) at kernel/qobject.cpp:3754
#12 0x00007f5224daa747 in QMetaObject::activate (sender=sender@entry=0x555e0f2e4ad0, m=m@entry=0x7f52269a0500 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffe31a345e0) at kernel/qobject.cpp:3633
#13 0x00007f5226748fcc in KJob::result (this=this@entry=0x555e0f2e4ad0, _t1=<optimized out>, _t1@entry=0x555e0f2e4ad0, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:569
#14 0x00007f5226749b01 in KJob::finishJob (this=this@entry=0x555e0f2e4ad0, emitResult=emitResult@entry=true) at ./src/lib/jobs/kjob.cpp:109
#15 0x00007f522674b9ba in KJob::emitResult (this=this@entry=0x555e0f2e4ad0) at ./src/lib/jobs/kjob.cpp:293
#16 0x00007f5229368090 in KIO::SimpleJob::slotFinished (this=this@entry=0x555e0f2e4ad0) at ./src/core/simplejob.cpp:232
#17 0x00007f522936b74b in KIO::StatJob::slotFinished (this=0x555e0f2e4ad0) at ./src/core/statjob.cpp:168
#18 0x00007f5224daa18f in QtPrivate::QSlotObjectBase::call (a=0x7ffe31a34820, r=0x555e0f2e4ad0, this=0x555e0f21d8f0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#19 QMetaObject::activate (sender=sender@entry=0x555e0effd060, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3754
#20 0x00007f5224daa747 in QMetaObject::activate (sender=sender@entry=0x555e0effd060, m=m@entry=0x7f522961b620 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3633
#21 0x00007f522933b493 in KIO::SlaveInterface::finished (this=this@entry=0x555e0effd060) at ./obj-x86_64-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:437
#22 0x00007f522933f4e4 in KIO::SlaveInterface::dispatch (this=0x555e0effd060, _cmd=<optimized out>, rawdata=...) at ./src/core/slaveinterface.cpp:160
#23 0x00007f522933bbe8 in KIO::SlaveInterface::dispatch (this=0x555e0effd060) at ./src/core/slaveinterface.cpp:89
#24 0x00007f5229341f11 in KIO::Slave::gotInput (this=0x555e0effd060) at ./src/core/slave.cpp:406
#25 0x00007f5224daa18f in QtPrivate::QSlotObjectBase::call (a=0x7ffe31a34ac0, r=0x555e0effd060, this=0x555e0f1fd6f0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#26 QMetaObject::activate (sender=0x555e0f07cdb0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3754
#27 0x00007f5224daa747 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f522961a380 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3633
#28 0x00007f52292e3d49 in KIO::Connection::readyRead (this=<optimized out>) at ./obj-x86_64-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_connection_p.cpp:143
#29 KIO::ConnectionPrivate::dequeue (this=0x555e0f1f7f70) at ./src/core/connection.cpp:46
#30 0x00007f5224daabe2 in QObject::event (this=0x555e0f07cdb0, e=<optimized out>) at kernel/qobject.cpp:1251
#31 0x00007f5225d96e1c in QApplicationPrivate::notify_helper (this=this@entry=0x555e0e9d9560, receiver=receiver@entry=0x555e0f07cdb0, e=e@entry=0x555e0f1af720) at kernel/qapplication.cpp:3727
#32 0x00007f5225d9e3ef in QApplication::notify (this=0x7ffe31a35180, receiver=0x555e0f07cdb0, e=0x555e0f1af720) at kernel/qapplication.cpp:3486
#33 0x00007f5224d7afe8 in QCoreApplication::notifyInternal2 (receiver=0x555e0f07cdb0, event=event@entry=0x555e0f1af720) at kernel/qcoreapplication.cpp:1048
#34 0x00007f5224d7db2d in QCoreApplication::sendEvent (event=0x555e0f1af720, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#35 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x555e0e9d77c0) at kernel/qcoreapplication.cpp:1745
#36 0x00007f5224d7e0e8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1599
#37 0x00007f5224dd59f3 in postEventSourceDispatch (s=0x555e0ea1f150) at kernel/qeventdispatcher_glib.cpp:276
#38 0x00007f521d43b387 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f521d43b5c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f521d43b64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f5224dd502f in QEventDispatcherGlib::processEvents (this=0x555e0ea21cd0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#42 0x00007f5216210761 in QPAEventDispatcherGlib::processEvents (this=0x555e0ea21cd0, flags=...) at qeventdispatcher_glib.cpp:69
#43 0x00007f5224d7930a in QEventLoop::exec (this=this@entry=0x7ffe31a35080, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#44 0x00007f5224d824d0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1336
#45 0x00007f52255909cc in QGuiApplication::exec () at kernel/qguiapplication.cpp:1762
#46 0x00007f5225d96d75 in QApplication::exec () at kernel/qapplication.cpp:2901
#47 0x00007f522af323f1 in kdemain (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:168
#48 0x00007f522ab1eb97 in __libc_start_main (main=0x555e0da3d720 <main>, argc=1, argv=0x7ffe31a35308, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe31a352f8) at ../csu/libc-start.c:310
#49 0x0000555e0da3d75a in _start ()

Reported using DrKonqi