Application: ark (2.19)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.19.0-21-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
unpacking icon theme to /usr/share/icons. After operation ark crashed unexpectedly

The crash can be reproduced sometimes.

-- Backtrace:
Application: Ark (ark), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7f33675927c0 (LWP 11025))]

Thread 4 (Thread 0x7f3351a7f700 (LWP 11028)):
#0  0x00007f336449e8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f33610d9ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f33610d9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3364c3287e in QEventDispatcherGlib::processEvents (this=0x7f334c003a00, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f3364c01d21 in QEventLoop::processEvents (this=this@entry=0x7f3351a7edc0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f3364c02085 in QEventLoop::exec (this=this@entry=0x7f3351a7edc0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f3364af5e89 in QThread::exec (this=this@entry=0x17b3690) at thread/qthread.cpp:538
#7  0x00007f3364be2493 in QInotifyFileSystemWatcherEngine::run (this=0x17b3690) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f3364af86ff in QThreadPrivate::start (arg=0x17b3690) at thread/qthread_unix.cpp:349
#9  0x00007f33615bf6aa in start_thread (arg=0x7f3351a7f700) at pthread_create.c:333
#10 0x00007f33644a9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f334bfff700 (LWP 11029)):
#0  0x00007f336449a49d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f336111d2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f33610d996c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f33610d9e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f33610d9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3364c3287e in QEventDispatcherGlib::processEvents (this=0x7f33440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#6  0x00007f3364c01d21 in QEventLoop::processEvents (this=this@entry=0x7f334bffedc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f3364c02085 in QEventLoop::exec (this=this@entry=0x7f334bffedc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f3364af5e89 in QThread::exec (this=this@entry=0x179a8a0) at thread/qthread.cpp:538
#9  0x00007f3364be2493 in QInotifyFileSystemWatcherEngine::run (this=0x179a8a0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f3364af86ff in QThreadPrivate::start (arg=0x179a8a0) at thread/qthread_unix.cpp:349
#11 0x00007f33615bf6aa in start_thread (arg=0x7f334bfff700) at pthread_create.c:333
#12 0x00007f33644a9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f334b637700 (LWP 11034)):
[KCrash Handler]
#6  0x00007f3364c277af in QVariant::cmp (this=0x0, v=...) at kernel/qvariant.cpp:2870
#7  0x00007f33521822d0 in operator== (v=..., this=<optimized out>) at /usr/include/qt4/QtCore/qvariant.h:405
#8  QList<QVariant>::contains (this=this@entry=0x1a582d0, t=...) at /usr/include/qt4/QtCore/qlist.h:885
#9  0x00007f335217d542 in LibArchiveInterface::copyFiles (this=0x19fa9f0, files=..., destinationDirectory=..., options=...) at ../../../plugins/libarchive/libarchivehandler.cpp:232
#10 0x00007f33671922d1 in Kerfuffle::ExtractJob::doWork (this=0x1a582a0) at ../../kerfuffle/jobs.cpp:266
#11 0x00007f3367190791 in Kerfuffle::Job::Private::run (this=0x1dd0c50) at ../../kerfuffle/jobs.cpp:58
#12 0x00007f3364af86ff in QThreadPrivate::start (arg=0x1dd0c50) at thread/qthread_unix.cpp:349
#13 0x00007f33615bf6aa in start_thread (arg=0x7f334b637700) at pthread_create.c:333
#14 0x00007f33644a9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f33675927c0 (LWP 11025)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3364af8c56 in wait (time=18446744073709551615, this=0x2100b20) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x18cb460, mutex=mutex@entry=0x18cb438, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f3364af828e in QThread::wait (this=<optimized out>, time=time@entry=18446744073709551615) at thread/qthread_unix.cpp:720
#4  0x00007f3367190730 in Kerfuffle::Job::~Job (this=0x1a582a0, __in_chrg=<optimized out>) at ../../kerfuffle/jobs.cpp:87
#5  0x00007f3367193609 in ~ExtractJob (this=0x1a582a0, __in_chrg=<optimized out>) at ../../kerfuffle/jobs.h:118
#6  Kerfuffle::ExtractJob::~ExtractJob (this=0x1a582a0, __in_chrg=<optimized out>) at ../../kerfuffle/jobs.h:118
#7  0x00007f3355c95524 in JobTracker::~JobTracker (this=this@entry=0x19fb990, __in_chrg=<optimized out>) at ../../part/jobtracker.cpp:43
#8  0x00007f3355c95579 in JobTracker::~JobTracker (this=0x19fb990, __in_chrg=<optimized out>) at ../../part/jobtracker.cpp:45
#9  0x00007f3364c1ad18 in QObjectPrivate::deleteChildren (this=this@entry=0x18dcfb0) at kernel/qobject.cpp:1935
#10 0x00007f33656627f3 in QWidget::~QWidget (this=0x18cb330, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#11 0x00007f3365a81b69 in QSplitter::~QSplitter (this=0x18cb330, __in_chrg=<optimized out>) at widgets/qsplitter.cpp:1056
#12 0x00007f3366c9bbaf in KParts::Part::~Part() () from /usr/lib/libkparts.so.4
#13 0x00007f3355c79fd0 in Ark::Part::~Part (this=this@entry=0x18e5d90, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../part/part.cpp:140
#14 0x00007f3355c7a039 in Ark::Part::~Part (this=0x18e5d90, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../part/part.cpp:147
#15 0x000000000040defe in MainWindow::~MainWindow (this=this@entry=0x189a7f0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../app/mainwindow.cpp:75
#16 0x000000000040dfc9 in MainWindow::~MainWindow (this=0x189a7f0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../app/mainwindow.cpp:77
#17 0x00007f3364c1c908 in QObject::event (this=0x189a7f0, e=<optimized out>) at kernel/qobject.cpp:1203
#18 0x00007f33656632e3 in QWidget::event (this=0x189a7f0, event=0x209bc80) at kernel/qwidget.cpp:8859
#19 0x00007f3365a43923 in QMainWindow::event (this=0x189a7f0, event=0x209bc80) at widgets/qmainwindow.cpp:1478
#20 0x00007f3366473b09 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#21 0x00007f336560f9bc in QApplicationPrivate::notify_helper (this=this@entry=0x174a480, receiver=receiver@entry=0x189a7f0, e=e@entry=0x209bc80) at kernel/qapplication.cpp:4570
#22 0x00007f33656164d8 in QApplication::notify (this=0x7fff46bc8d80, receiver=0x189a7f0, e=0x209bc80) at kernel/qapplication.cpp:4356
#23 0x00007f3366371b4a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x00007f3364c031cd in QCoreApplication::notifyInternal (this=0x7fff46bc8d80, receiver=receiver@entry=0x189a7f0, event=event@entry=0x209bc80) at kernel/qcoreapplication.cpp:955
#25 0x00007f3364c06a71 in sendEvent (event=0x209bc80, receiver=0x189a7f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x170be50) at kernel/qcoreapplication.cpp:1579
#27 0x00007f3364c06f03 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1472
#28 0x00007f3364c326ee in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#29 postEventSourceDispatch (s=0x1735c20) at kernel/qeventdispatcher_glib.cpp:300
#30 0x00007f33610d9c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f33610d9f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f33610d9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f3364c3285e in QEventDispatcherGlib::processEvents (this=0x170d330, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#34 0x00007f33656b7c66 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0x00007f3364c01d21 in QEventLoop::processEvents (this=this@entry=0x7fff46bc8ca0, flags=...) at kernel/qeventloop.cpp:149
#36 0x00007f3364c02085 in QEventLoop::exec (this=this@entry=0x7fff46bc8ca0, flags=...) at kernel/qeventloop.cpp:204
#37 0x00007f3364c07b09 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#38 0x00007f336560dc1c in QApplication::exec () at kernel/qapplication.cpp:3828
#39 0x0000000000409fc4 in main (argc=<optimized out>, argv=<optimized out>) at ../../app/main.cpp:206

Possible duplicates by query: bug 311678.

Reported using DrKonqi