Application: plasma-discover (5.12.8)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-122-generic x86_64
Distribution: Ubuntu 18.04.5 LTS

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

I just tried to open the software center from the kde menu... I have had problems on the OS since ether updating the Nvidia drivers or the 2 latest updates.

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa979094800 (LWP 5109))]

Thread 10 (Thread 0x7fa923fff700 (LWP 5174)):
#0  0x00007fa970f89ad3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fa9180281e0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fa970f89ad3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fa918028190, cond=0x7fa9180281b8) at pthread_cond_wait.c:502
#2  0x00007fa970f89ad3 in __pthread_cond_wait (cond=0x7fa9180281b8, mutex=0x7fa918028190) at pthread_cond_wait.c:655
#3  0x00007fa974d765ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa974d6ec1b in QSemaphore::acquire(int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa974f82868 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa9725e3df2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007fa9725e4d4c in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007fa974f82555 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fa9725e2eb2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007fa97254423f in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007fa9725456cc in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#12 0x00007fa974f82555 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fa9725b7dd2 in QSslSocket::preSharedKeyAuthenticationRequired(QSslPreSharedKeyAuthenticator*) () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#14 0x00007fa9725dbcdc in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007fa932bd4156 in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#16 0x00007fa932bd22eb in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#17 0x00007fa932bdc25e in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#18 0x00007fa932bdb157 in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#19 0x00007fa932bc74c4 in SSL_do_handshake () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#20 0x00007fa9725dc10d in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#21 0x00007fa9725dc835 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#22 0x00007fa9725b88cc in QSslSocket::startClientEncryption() () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#23 0x00007fa9725b9578 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#24 0x00007fa9725c1379 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#25 0x00007fa974f82555 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fa97258bf09 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#27 0x00007fa97258ee78 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#28 0x00007fa97259f7ed in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#29 0x00007fa97722783c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fa97722f104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fa974f538d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007fa974fad4ed in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fa96ee54417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fa96ee54650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fa974fac8ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007fa970f836db in start_thread (arg=0x7fa923fff700) at pthread_create.c:463
#41 0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fa932b8e700 (LWP 5170)):
#0  0x00007fa97466a639 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fa974d6c775 in QBasicMutex::lockInternal() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fa9725dbf96 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#3  0x00007fa9725dc835 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#4  0x00007fa9725b88cc in QSslSocket::startClientEncryption() () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#5  0x00007fa9725b9578 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#6  0x00007fa9725c1379 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007fa974f82555 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fa97258bf09 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#9  0x00007fa97258ee78 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007fa97259f7ed in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007fa97722783c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007fa97722f104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fa974f538d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fa974fad4ed in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fa96ee54417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007fa96ee54650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007fa974fac88f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fa970f836db in start_thread (arg=0x7fa932b8e700) at pthread_create.c:463
#23 0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fa940ac7700 (LWP 5133)):
#0  0x00007fa974663cb9 in __GI___poll (fds=0x7fa938003de0, nfds=1, timeout=10301) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa96ee545c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa974fac8ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fa970f836db in start_thread (arg=0x7fa940ac7700) at pthread_create.c:463
#8  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fa9412c8700 (LWP 5132)):
#0  0x00007fa974663cb9 in __GI___poll (fds=0x558b0bfb8df0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa96ee545c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa96ee54962 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa943107276 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fa96ee7c175 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa970f836db in start_thread (arg=0x7fa9412c8700) at pthread_create.c:463
#6  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fa941ac9700 (LWP 5131)):
#0  0x00007fa974663cb9 in __GI___poll (fds=0x558b0bfa4e70, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa96ee545c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa96ee54721 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa96ee7c175 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa970f836db in start_thread (arg=0x7fa941ac9700) at pthread_create.c:463
#6  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fa94d31a700 (LWP 5122)):
#0  0x00007fa97467f58f in __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:67
#1  0x00007fa97465f175 in __GI___libc_read (fd=14, buf=0x7fa94d319b20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#2  0x00007fa96ee992b0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa96ee540b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa96ee54570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa974fac8ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fa9781502a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fa970f836db in start_thread (arg=0x7fa94d31a700) at pthread_create.c:463
#12 0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fa957fff700 (LWP 5116)):
#0  0x00007fa96ee53b0f in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa96ee544fb in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa974fac8ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa9759866f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fa970f836db in start_thread (arg=0x7fa957fff700) at pthread_create.c:463
#9  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fa95d7d5700 (LWP 5114)):
#0  0x00007fa974663cb9 in __GI___poll (fds=0x7fa958019080, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa96ee545c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa974fac8ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa974d7023a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa976161d45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fa970f836db in start_thread (arg=0x7fa95d7d5700) at pthread_create.c:463
#9  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fa966b82700 (LWP 5111)):
#0  0x00007fa974663cb9 in __GI___poll (fds=0x7fa966b81ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa96ebeb747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fa96ebed36a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fa96992f5e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fa974d7517d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa970f836db in start_thread (arg=0x7fa966b82700) at pthread_create.c:463
#6  0x00007fa97467071f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fa979094800 (LWP 5109)):
[KCrash Handler]
#6  0x00007fa97458dfb7 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#7  0x00007fa97458f921 in __GI_abort () at abort.c:79
#8  0x00007fa974d5ffb7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fa9781b32a7 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fa9781b4275 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fa9781b4e9a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fa976a773d5 in QWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007fa9782296c5 in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007fa97722783c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fa97722f104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007fa974f538d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fa976a6c49f in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007fa976a6d0dd in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007fa976a442eb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007fa969994260 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#21 0x00007fa96ee54417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fa96ee54650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fa96ee546dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fa974fac88f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fa974f5190a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fa974f5a9b4 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x0000558b0a98c148 in  ()
#28 0x00007fa974570bf7 in __libc_start_main (main=0x558b0a98b870, argc=1, argv=0x7ffe413e0c78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe413e0c68) at ../csu/libc-start.c:310
#29 0x0000558b0a98c3ca in _start ()

Reported using DrKonqi