Application: plasma-discover (5.10.5)

Qt Version: 5.9.1
Frameworks Version: 5.38.0
Operating System: Linux 4.13.0-21-generic x86_64
Distribution: Ubuntu 17.10

-- Information about the crash:
- What I was doing when the application crashed:
Nothing, tried to update software (including security updates) from notification icon on task bar following fresh install. Had just set drivers to propritary.

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 0x7f8c969fc900 (LWP 20825))]

Thread 9 (Thread 0x7f8c4ffff700 (LWP 20862)):
#0  0x00007f8c8e9a364b in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f8c4fffeb50, expected=0, futex_word=0x7f8c5000c670) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f8c4fffec10, mutex=0x7f8c5000c620, cond=0x7f8c5000c648) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f8c5000c648, mutex=0x7f8c5000c620, abstime=0x7f8c4fffec10) at pthread_cond_wait.c:667
#3  0x00007f8c92832588 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8c9282d7cc in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8c8e99c7fc in start_thread (arg=0x7f8c4ffff700) at pthread_create.c:465
#7  0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f8c4ca25700 (LWP 20836)):
#0  0x00007f8c8e9a3072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f8c44049b00) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f8c44049ab0, cond=0x7f8c44049ad8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f8c44049ad8, mutex=0x7f8c44049ab0) at pthread_cond_wait.c:655
#3  0x00007f8c928326cb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8c9282ad6b in QSemaphore::acquire(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c92a3dbf8 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8c90e0421b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007f8c90ea604d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007f8c92a3d8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8c90dc5581 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007f8c90dc5d35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007f8c92a3d8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8c90e92b0b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007f8c90e97010 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#14 0x00007f8c90e973ba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007f8c90e82d21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007f8c92a3d8e5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8c90e50593 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#18 0x00007f8c90e50644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007f8c90e62d21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007f8c9400d46c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f8c94014d34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f8c92a0ede8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f8c92a680dd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f8c8ca02fb7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f8c8ca031f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f8c8e99c7fc in start_thread (arg=0x7f8c4ca25700) at pthread_create.c:465
#32 0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f8c5d502700 (LWP 20831)):
#0  0x00007f8c92127951 in __GI___poll (fds=0x7f8c5005ff80, nfds=3, timeout=133993) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8c8ca03169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8c8e99c7fc in start_thread (arg=0x7f8c5d502700) at pthread_create.c:465
#8  0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f8c5ea4a700 (LWP 20830)):
#0  0x00007f8c92127951 in __GI___poll (fds=0x7f8c58004e60, nfds=1, timeout=8994) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8c8ca03169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8c8e99c7fc in start_thread (arg=0x7f8c5ea4a700) at pthread_create.c:465
#8  0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8c6870a700 (LWP 20829)):
#0  0x00007f8c9212306d in __GI___libc_read (fd=12, buf=0x7f8c68709a20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f8c8b1c1f55 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.104
#2  0x00007f8c8ca47280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c8ca02c4b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8c8ca03110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8c95cb6846 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8c8e99c7fc in start_thread (arg=0x7f8c6870a700) at pthread_create.c:465
#12 0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f8c735ef700 (LWP 20828)):
#0  0x00007f8c92127951 in __GI___poll (fds=0x7f8c6c004a60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8c8ca03169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8c93437f45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8c8e99c7fc in start_thread (arg=0x7f8c735ef700) at pthread_create.c:465
#9  0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f8c78971700 (LWP 20827)):
#0  0x00007f8c9212306d in __GI___libc_read (fd=7, buf=0x7f8c78970a60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f8c8b1c1f55 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.104
#2  0x00007f8c8ca47280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8c8ca02c4b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8c8ca03110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8c92a6749b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8c9282c3ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8c94bbbe45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8c8e99c7fc in start_thread (arg=0x7f8c78971700) at pthread_create.c:465
#12 0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f8c818d5700 (LWP 20826)):
#0  0x00007f8c92127951 in __GI___poll (fds=0x7f8c818d4bb8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8c8c79c747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f8c8c79e53a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f8c84463f09 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f8c9283129d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8c8e99c7fc in start_thread (arg=0x7f8c818d5700) at pthread_create.c:465
#6  0x00007f8c92133b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8c969fc900 (LWP 20825)):
[KCrash Handler]
#6  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#7  0x00007f8c92057f5d in __GI_abort () at abort.c:90
#8  0x00007f8c9281c107 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8c95d19787 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f8c95d1a755 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f8c95d1b37a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f8c9385dd35 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f8c95d8ed05 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f8c9400d46c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f8c94014d34 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f8c92a0ede8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8c93852e5f in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007f8c93853a9d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007f8c9382bcab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f8c844c65a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#21 0x00007f8c8ca02fb7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f8c8ca031f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f8c8ca0327c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f8c92a6747f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f8c92a0ce3a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f8c92a15da4 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x000056508e890fa8 in ?? ()
#28 0x00007f8c920401c1 in __libc_start_main (main=0x56508e8906d0, argc=1, argv=0x7ffc045bea68, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc045bea58) at ../csu/libc-start.c:308
#29 0x000056508e89122a in _start ()

Possible duplicates by query: bug 392608, bug 392591, bug 392092, bug 391941, bug 389875.

Reported using DrKonqi