Bug 393889

Application: dolphin (17.12.2)

Qt Version: 5.10.1
Frameworks Version: 5.44.0
Operating System: Linux 4.16.5-300.fc28.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
Dolphin crashes while accessing remote folders (samba)

The crash can be reproduced every time.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f185c67d300 (LWP 2148))]

Thread 4 (Thread 0x7f183d0ab700 (LWP 2151)):
#0  0x00007f186925a374 in read () from /lib64/libc.so.6
#1  0x00007f186193bdd0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007f18618f65fb in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f18618f6ab0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#4  0x00007f18618f6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x00007f186a12ac2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f186a0d912b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#7  0x00007f1869f279c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007f1869f2c11d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#9  0x00007f186645b564 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f186926931f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f1847fff700 (LWP 2150)):
#0  0x00007f186925a374 in read () from /lib64/libc.so.6
#1  0x00007f186193bdd0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007f18618f65fb in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f18618f6ab0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#4  0x00007f18618f6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x00007f186a12ac2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f186a0d912b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#7  0x00007f1869f279c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007f186b983299 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#9  0x00007f1869f2c11d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#10 0x00007f186645b564 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f186926931f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f184dbe5700 (LWP 2149)):
#0  0x00007f186925e929 in poll () from /lib64/libc.so.6
#1  0x00007f1860e6104f in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f1860e62caa in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f184fd5b4d9 in QXcbEventReader::run() () from /lib64/libQt5XcbQpa.so.5
#4  0x00007f1869f2c11d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f186645b564 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f186926931f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f185c67d300 (LWP 2148)):
[KCrash Handler]
#6  0x00007f186c979fa4 in QList<NonMovableFileItem>::detach() () from /lib64/libKF5KIOCore.so.5
#7  0x00007f186c9732d5 in KCoreDirListerCache::slotUpdateResult(KJob*) () from /lib64/libKF5KIOCore.so.5
#8  0x00007f186c973eac in KCoreDirListerCache::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.335] () from /lib64/libKF5KIOCore.so.5
#9  0x00007f186a102cbe in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5
#10 0x00007f186b7148a0 in KJob::result(KJob*, KJob::QPrivateSignal) () from /lib64/libKF5CoreAddons.so.5
#11 0x00007f186b71538b in KJob::finishJob(bool) () from /lib64/libKF5CoreAddons.so.5
#12 0x00007f186c923408 in KIO::SimpleJob::slotFinished() () from /lib64/libKF5KIOCore.so.5
#13 0x00007f186c919d6f in KIO::ListJob::slotFinished() () from /lib64/libKF5KIOCore.so.5
#14 0x00007f186a102de3 in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5
#15 0x00007f186c8f97a4 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /lib64/libKF5KIOCore.so.5
#16 0x00007f186c8f695b in KIO::SlaveInterface::dispatch() () from /lib64/libKF5KIOCore.so.5
#17 0x00007f186c8fc561 in KIO::Slave::gotInput() () from /lib64/libKF5KIOCore.so.5
#18 0x00007f186c992cb5 in KIO::Slave::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libKF5KIOCore.so.5
#19 0x00007f186a102cbe in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5
#20 0x00007f186c88a6e3 in KIO::ConnectionPrivate::dequeue() [clone .part.20] () from /lib64/libKF5KIOCore.so.5
#21 0x00007f186a103a26 in QObject::event(QEvent*) () from /lib64/libQt5Core.so.5
#22 0x00007f186ae64e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#23 0x00007f186ae6c83a in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#24 0x00007f186a0da376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#25 0x00007f186a0dd09b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQt5Core.so.5
#26 0x00007f186a12aec7 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#27 0x00007f18618f67cd in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#28 0x00007f18618f6b98 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#29 0x00007f18618f6c30 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#30 0x00007f186a12ac13 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#31 0x00007f184fde9065 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5XcbQpa.so.5
#32 0x00007f186a0d912b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#33 0x00007f186a0e15b6 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#34 0x00007f18708d8f62 in kdemain () from /lib64/libkdeinit5_dolphin.so
#35 0x00007f18691921bb in __libc_start_main () from /lib64/libc.so.6
#36 0x0000562801720baa in _start ()

Possible duplicates by query: bug 393136, bug 393128, bug 393046, bug 381285, bug 379953.

Reported using DrKonqi