Application: kdeinit5 (5.29.0)

Qt Version: 5.7.1
Frameworks Version: 5.29.0
Operating System: Linux 4.9.4-201.fc25.x86_64 x86_64
Distribution: "Fedora release 25 (Twenty Five)"

-- Information about the crash:
- What I was doing when the application crashed:

Started docker with: sudo systemctl start docker

Also several Dolphin processes crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KDE Daemon (kdeinit5), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
84	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fa0b6c228c0 (LWP 1717))]

Thread 9 (Thread 0x7fa07bb48700 (LWP 2060)):
#0  0x00007fa0afb23814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007fa0afaddd1b in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade1c0 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fa0b4fff73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa0b4e0d5f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa0b3a406ca in start_thread (arg=0x7fa07bb48700) at pthread_create.c:333
#9  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7fa08112c700 (LWP 1737)):
#0  0x00007fa0afadd653 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#1  0x00007fa0afade07b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa0b4fff73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa0b4e0d5f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fa0b3a406ca in start_thread (arg=0x7fa08112c700) at pthread_create.c:333
#8  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7fa08192d700 (LWP 1736)):
#0  0x00007fa0afb23814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007fa0afaddb25 in g_main_context_check () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade0f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fa0b4fff73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa0b4e0d5f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fa08b3282c7 in KCupsConnection::run() () at /lib64/libkcupslib.so
#8  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fa0b3a406ca in start_thread (arg=0x7fa08192d700) at pthread_create.c:333
#10 0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7fa082b3e700 (LWP 1732)):
#0  0x00007fa0b41f901d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fa0afade156 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade4e2 in g_main_loop_run () at /lib64/libglib-2.0.so.0
#3  0x00007fa0a11cb946 in gdbus_shared_thread_func () at /lib64/libgio-2.0.so.0
#4  0x00007fa0afb05b03 in g_thread_proxy () at /lib64/libglib-2.0.so.0
#5  0x00007fa0b3a406ca in start_thread (arg=0x7fa082b3e700) at pthread_create.c:333
#6  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7fa08333f700 (LWP 1731)):
#0  0x00007fa0b41f901d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fa0afade156 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa0afade2b1 in glib_worker_main () at /lib64/libglib-2.0.so.0
#4  0x00007fa0afb05b03 in g_thread_proxy () at /lib64/libglib-2.0.so.0
#5  0x00007fa0b3a406ca in start_thread (arg=0x7fa08333f700) at pthread_create.c:333
#6  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7fa088d52700 (LWP 1727)):
#0  0x00007fa0afb237f9 in g_mutex_lock () at /lib64/libglib-2.0.so.0
#1  0x00007fa0afadd6a6 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afade07b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fa0b4fff73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa0b4e0d5f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa0b3a406ca in start_thread (arg=0x7fa088d52700) at pthread_create.c:333
#9  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7fa0939d5700 (LWP 1722)):
#0  0x00007fa0b41f4bed in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fa0afb22450 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007fa0afaddc60 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007fa0afade0f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007fa0b4fff73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007fa0b4e0d5f3 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007fa0b6ce3739 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#9  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007fa0b3a406ca in start_thread (arg=0x7fa0939d5700) at pthread_create.c:333
#11 0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7fa0a0a70700 (LWP 1720)):
#0  0x00007fa0b41f901d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fa0b5f56d10 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007fa0b5f58aa9 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007fa0a5119d69 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007fa0b4e119da in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fa0b3a406ca in start_thread (arg=0x7fa0a0a70700) at pthread_create.c:333
#6  0x00007fa0b4204f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7fa0b6c228c0 (LWP 1717)):
[KCrash Handler]
#6  0x00007fa0b413291f in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
#7  0x00007fa0b413451a in __GI_abort () at abort.c:89
#8  0x00007fa0b4dfcbb1 in  () at /lib64/libQt5Core.so.5
#9  0x00007fa0b6d1b692 in  () at /lib64/libQt5DBus.so.5
#10 0x00007fa0b4fe8ca8 in (anonymous namespace)::customConstruct(QVariant::Private*, void const*) () at /lib64/libQt5Core.so.5
#11 0x00007fa0b4fe93af in QVariant::QVariant(int, void const*) () at /lib64/libQt5Core.so.5
#12 0x00007fa0b4fbe34a in QMetaProperty::read(QObject const*) const () at /lib64/libQt5Core.so.5
#13 0x00007fa0b4fd9ef8 in QObject::property(char const*) const () at /lib64/libQt5Core.so.5
#14 0x00007fa099370994 in Solid::Backends::UDisks2::DeviceBackend::checkCache(QString const&) const () at /lib64/libKF5Solid.so.5
#15 0x00007fa099370b93 in Solid::Backends::UDisks2::DeviceBackend::propertyExists(QString const&) const () at /lib64/libKF5Solid.so.5
#16 0x00007fa099369cb8 in Solid::Backends::UDisks2::Device::isMounted() const () at /lib64/libKF5Solid.so.5
#17 0x00007fa099387b99 in Solid::Backends::UDisks2::StorageAccess::isAccessible() const () at /lib64/libKF5Solid.so.5
#18 0x00007fa099387db4 in Solid::Backends::UDisks2::StorageAccess::StorageAccess(Solid::Backends::UDisks2::Device*) () at /lib64/libKF5Solid.so.5
#19 0x00007fa0993681c0 in Solid::Backends::UDisks2::Device::createDeviceInterface(Solid::DeviceInterface::Type const&) () at /lib64/libKF5Solid.so.5
#20 0x00007fa09931bcff in Solid::Device::asDeviceInterface(Solid::DeviceInterface::Type const&) const () at /lib64/libKF5Solid.so.5
#21 0x00007fa08bbe8a8b in DeviceAutomounter::automountDevice(Solid::Device&, AutomounterSettings::AutomountType) () at /usr/lib64/qt5/plugins/kf5/kded/device_automounter.so
#22 0x00007fa08bbe8c04 in DeviceAutomounter::deviceAdded(QString const&) () at /usr/lib64/qt5/plugins/kf5/kded/device_automounter.so
#23 0x00007fa0b4fd8ae6 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#24 0x00007fa09931c212 in Solid::DeviceNotifier::deviceAdded(QString const&) () at /lib64/libKF5Solid.so.5
#25 0x00007fa0b4fd87b1 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#26 0x00007fa099393bb2 in Solid::Ifaces::DeviceManager::deviceAdded(QString const&) () at /lib64/libKF5Solid.so.5
#27 0x00007fa09935dded in Solid::Backends::UDisks2::Manager::slotInterfacesAdded(QDBusObjectPath const&, QMap<QString, QMap<QString, QVariant> > const&) () at /lib64/libKF5Solid.so.5
#28 0x00007fa0b4fd87b1 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#29 0x00007fa09939807c in OrgFreedesktopDBusObjectManagerInterface::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /lib64/libKF5Solid.so.5
#30 0x00007fa09939b455 in OrgFreedesktopDBusObjectManagerInterface::qt_metacall(QMetaObject::Call, int, void**) () at /lib64/libKF5Solid.so.5
#31 0x00007fa0b6cef640 in QDBusConnectionPrivate::deliverCall(QObject*, int, QDBusMessage const&, QVector<int> const&, int) () at /lib64/libQt5DBus.so.5
#32 0x00007fa0b4fd9879 in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#33 0x00007fa0b57f1ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#34 0x00007fa0b57f9671 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#35 0x00007fa0b4fb17aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#36 0x00007fa0b4fb3e90 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#37 0x00007fa0b4fff6a3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#38 0x00007fa0afadde42 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#39 0x00007fa0afade1c0 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#40 0x00007fa0afade26c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#41 0x00007fa0b4fff71f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#42 0x00007fa0b4fb073a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#43 0x00007fa0b4fb823c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#44 0x00007fa0a56aa270 in kdemain () at /lib64/libkdeinit5_kded5.so
#45 0x000056409dafdf87 in launch(int, char const*, char const*, char const*, int, char const*, bool, char const*, bool, char const*) ()
#46 0x000056409dafb26b in main ()

Reported using DrKonqi