Bug 405908

Summary: removing audio apps
Product: [Applications] Discover Reporter: Debora <dlgoy>
Component: discoverAssignee: Dan Leinir Turthra Jensen <leinir>
Status: RESOLVED UNMAINTAINED    
Severity: crash CC: aleixpol
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.10.5   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Debora 2019-03-26 19:25:01 UTC 
Application: plasma-discover (5.10.5)
 (Compiled from sources)
Qt Version: 5.9.1
Frameworks Version: 5.38.0
Operating System: Linux 4.13.0-46-generic x86_64
Distribution: Ubuntu 17.10

-- Information about the crash:
- What I was doing when the application crashed:
removing Pulse apps due to audio not working. I can go and test speakers and they work but Pulse would not load and when I click on the speaker icon it shows no devices.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f14adf4c5c0 (LWP 1223))]

Thread 13 (Thread 0x7f145517e700 (LWP 1553)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f14380029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a5e427fc in start_thread (arg=0x7f145517e700) at pthread_create.c:465
#8  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f145597f700 (LWP 1549)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f14440029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a5e427fc in start_thread (arg=0x7f145597f700) at pthread_create.c:465
#8  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f1456981700 (LWP 1543)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f144c0023e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a5e427fc in start_thread (arg=0x7f1456981700) at pthread_create.c:465
#8  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f1457182700 (LWP 1542)):
#0  0x00007f14a961f06d in __GI___libc_read (fd=27, buf=0x7f1457181a90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f14a3f92280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4dc4b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a3f4e110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f14a5e427fc in start_thread (arg=0x7f1457182700) at pthread_create.c:465
#10 0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f1457fff700 (LWP 1335)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f145c006800, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a5e427fc in start_thread (arg=0x7f1457fff700) at pthread_create.c:465
#8  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f14658ba700 (LWP 1324)):
#0  0x00007f14a5e49072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f145807f1a0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f145807f150, cond=0x7f145807f178) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f145807f178, mutex=0x7f145807f150) at pthread_cond_wait.c:655
#3  0x00007f14a9d306cb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9d28d6b in QSemaphore::acquire(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9f3bbf8 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a82df21b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007f14a838104d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007f14a9f3b8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f14a82a0581 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007f14a82a0d35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007f14a9f3b8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f14a836db0b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007f14a8372010 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#14 0x00007f14a83723ba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007f14a835dd21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007f14a9f3b8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f14a832b593 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#18 0x00007f14a832b644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007f14a833dd21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f14a9f660dd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f14a3f4dfb7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f14a3f4e1f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f14a5e427fc in start_thread (arg=0x7f14658ba700) at pthread_create.c:465
#32 0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f1466e1a700 (LWP 1323)):
#0  0x00007f14a3f935d4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f14a3f4d698 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e09b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f14a5e427fc in start_thread (arg=0x7f1466e1a700) at pthread_create.c:465
#9  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f1477582700 (LWP 1308)):
#0  0x00007f14a961f06d in __GI___libc_read (fd=15, buf=0x7f1477581a20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f14a3f92280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4dc4b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a3f4e110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f14ad1e8846 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f14a5e427fc in start_thread (arg=0x7f1477582700) at pthread_create.c:465
#11 0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f147ef0a700 (LWP 1304)):
#0  0x00007f14a5e49072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f1494003730) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f14940036e0, cond=0x7f1494003708) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f1494003708, mutex=0x7f14940036e0) at pthread_cond_wait.c:655
#3  0x00007f148873624b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#4  0x00007f1488736167 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#5  0x00007f14a5e427fc in start_thread (arg=0x7f147ef0a700) at pthread_create.c:465
#6  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f147fd42700 (LWP 1303)):
#0  0x00007f14a5e49072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55e6341b7dd4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55e6341b7d80, cond=0x55e6341b7da8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55e6341b7da8, mutex=0x55e6341b7d80) at pthread_cond_wait.c:655
#3  0x00007f148873624b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#4  0x00007f1488736167 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#5  0x00007f14a5e427fc in start_thread (arg=0x7f147fd42700) at pthread_create.c:465
#6  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1490a12700 (LWP 1229)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f14840029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14aa93cf45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f14a5e427fc in start_thread (arg=0x7f1490a12700) at pthread_create.c:465
#9  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1491c2a700 (LWP 1228)):
#0  0x00007f14a9623951 in __GI___poll (fds=0x7f148c018eb0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f14a3f4e169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f14a9f6549b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f14a9d2a3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f14ac0d0e45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f14a9d2f29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f14a5e427fc in start_thread (arg=0x7f1491c2a700) at pthread_create.c:465
#9  0x00007f14a962fb5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f14adf4c5c0 (LWP 1223)):
[KCrash Handler]
#6  0x00007f14a9f0ca96 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f14ab517445 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f14ad29c5b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f14ad2a807b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f14ad2a82c5 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f14ad29c5b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007f14ad2a807b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007f14ad2a82c5 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#19 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f14ad29c5b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f14ad2a807b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#24 0x00007f14ad2a82c5 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f14ad29c5b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#29 0x00007f14ad2a807b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#30 0x00007f14ad2a82c5 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#31 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f14ad2b95a8 in QQuickWindow::sendEvent(QQuickItem*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#35 0x00007f14ad2b97bf in QQuickWindow::keyPressEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#36 0x00007f14aad66d35 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#37 0x00007f14ad2c0d05 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#38 0x00007f14ab51746c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007f14ab51ed34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007f14a9f0cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00007f14aad57ab0 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#42 0x00007f14aad5ca05 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#43 0x00007f14aad34cab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#44 0x00007f149ccef5a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#45 0x00007f14a3f4dfb7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f14a3f4e1f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f14a3f4e27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007f14a9f6547f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x00007f14a9f0ae3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f14a9f13da4 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x000055e632017fa8 in ?? ()
#52 0x00007f14a953c1c1 in __libc_start_main (main=0x55e6320176d0, argc=3, argv=0x7fffa27d4118, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa27d4108) at ../csu/libc-start.c:308
#53 0x000055e63201822a in _start ()

Possible duplicates by query: bug 405452, bug 400653, bug 398594.

Reported using DrKonqi
Comment 1 Christoph Feck 2019-04-16 19:11:55 UTC 
Plasma 5.10 is no longer maintained. Please update to Plasma 5.12 LTS, or Plasma 5.15. Ubuntu 18.04 LTS comes with Plasma 5.12.