Application: plasma-discover (5.14.5)

Qt Version: 5.11.1
Frameworks Version: 5.52.0
Operating System: Linux 4.18.0-13-generic x86_64
Distribution: Ubuntu 18.10

-- Information about the crash:
From Dolphin: More search tools -> KFind -> Install

This launched discover which then crashes after about 1 second.  This is repeatable.

The crash can be reproduced every time.

-- 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 0x7feaffb98c80 (LWP 7376))]

Thread 18 (Thread 0x7feaa7fff700 (LWP 7418)):
#0  0x00007feb052146d9 in __GI___poll (fds=0x7fea9c003970, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007feb02f72e46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7feabcef2700 (LWP 7416)):
#0  0x00007feb05737867 in QTimerInfoList::repairTimersIfNeeded() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007feb057378c3 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007feb05738ede in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007feb02f72379 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007feb02f72d7b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7feabd985700 (LWP 7410)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f94ff190) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f94ff140, cond=0x5642f94ff168) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f94ff168, mutex=0x5642f94ff140) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7feabe186700 (LWP 7409)):
#0  0x00007feb02f729bf in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007feb02f72ed8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7feabf533700 (LWP 7403)):
#0  0x00007ffd207009d9 in  ()
#1  0x00007ffd20700bdc in clock_gettime ()
#2  0x00007feb0522f9f6 in __GI___clock_gettime (clock_id=1, tp=0x7feabf532af0) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007feb05738a81 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb057372b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb057378b5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb0573953c in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb02f72379 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007feb02f72d7b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7feabffff700 (LWP 7392)):
#0  0x00007feb02fb9524 in g_mutex_unlock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007feb02f72e06 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fead7fff700 (LWP 7390)):
#0  0x00007feb07580119 in __tls_get_addr () at ../sysdeps/x86_64/tls_get_addr.S:31
#1  0x00007feb0553e006 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007feb05739601 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007feb02f72821 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007feb02f72df0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007feb06f91396 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7feae4b96700 (LWP 7386)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597ef88) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597ef38, cond=0x5642f597ef60) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597ef60, mutex=0x5642f597ef38) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7feae5397700 (LWP 7385)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597ef88) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597ef38, cond=0x5642f597ef60) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597ef60, mutex=0x5642f597ef38) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7feae5b98700 (LWP 7384)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597ea08) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597e9b8, cond=0x5642f597e9e0) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597e9e0, mutex=0x5642f597e9b8) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7feae6399700 (LWP 7383)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597ea0c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597e9b8, cond=0x5642f597e9e0) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597e9e0, mutex=0x5642f597e9b8) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7feae6b9a700 (LWP 7382)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597ea08) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597e9b8, cond=0x5642f597e9e0) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597e9e0, mutex=0x5642f597e9b8) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7feae739b700 (LWP 7381)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f57c3f68) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f57c3f18, cond=0x5642f57c3f40) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f57c3f40, mutex=0x5642f57c3f18) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7feae7b9c700 (LWP 7380)):
#0  0x00007feb042cb2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5642f597e2fc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007feb042cb2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x5642f597e2a8, cond=0x5642f597e2d0) at pthread_cond_wait.c:502
#2  0x00007feb042cb2eb in __pthread_cond_wait (cond=0x5642f597e2d0, mutex=0x5642f597e2a8) at pthread_cond_wait.c:655
#3  0x00007feaf464d75b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007feaf464d4c7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7feaf6dee700 (LWP 7379)):
#0  0x00007feb02f72860 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007feb02f72df0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb05d271f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7feaf7fff700 (LWP 7378)):
#0  0x00007feb052146d9 in __GI___poll (fds=0x7feaf0018f10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007feb02f72e46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb0573915b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb055350b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007feb06a52545 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7feafe109700 (LWP 7377)):
#0  0x00007feb052146d9 in __GI___poll (fds=0x7feafe108cb8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007feb02e96917 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007feb02e9853a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007feaff4c9159 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007feb0553ec87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007feb042c5164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007feb05220def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7feaffb98c80 (LWP 7376)):
[KCrash Handler]
#6  0x0000000000000000 in  ()
#7  0x00007feb056f0739 in QMetaObject::cast(QObject const*) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007feb05d62b3c in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007feb05d69b42 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007feb05d69be2 in QQmlDelegateModel::release(QObject*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007feb05d5e759 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007feb05d5ebe6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007feb05d5eef0 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007feb05d60115 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007feb05c8f582 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007feb05c8c863 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007feb05d0e9c4 in QQmlBinding::slowWrite(QQmlPropertyData const&, QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007feb05d0faf0 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007feb05d110bc in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007feb05d0d6b3 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007feb05ce45e3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007feb05c7d35a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007feb0571000f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007feb05ce45e3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007feb05c7d35a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007feb0571000f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007feb05d13296 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007feb05c5cb55 in QV4::Runtime::method_callProperty(QV4::ExecutionEngine*, QV4::Value*, int, QV4::Value*, int) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007feb05c50082 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007feb05d0782f in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007feb05c99d57 in QQmlBoundSignalExpression::evaluate(void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#32 0x00007feb05c9aeeb in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#33 0x00007feb05ce45e3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#34 0x00007feb05c7d35a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#35 0x00007feb0571000f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007feb05d5ea76 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007feb05d5feb6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#38 0x00007feb057106db in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007feb05d5655d in QQmlInstanceModel::createdItem(int, QObject*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#40 0x00007feb05d6a25d in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#41 0x00007feb05c9570f in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#42 0x00007feb05c95baf in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#43 0x00007feb05d69269 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#44 0x00007feb05d69391 in QQmlDelegateModel::object(int, QQmlIncubator::IncubationMode) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#45 0x00007feb05d5f94a in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#46 0x00007feb05d5fed4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#47 0x00007feb057106db in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007feb05d564f6 in QQmlInstanceModel::modelUpdated(QQmlChangeSet const&, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#49 0x00007feb05d61158 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#50 0x00007feb05d66c25 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#51 0x00007feb05d66d98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#52 0x00007feb05d67d51 in QQmlDelegateModel::_q_itemsInserted(int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#53 0x00007feb05d6dcf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#54 0x00007feb05d6e05b in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#55 0x00007feb057107ac in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007feb0569b46e in QAbstractItemModel::rowsInserted(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007feb056a2f89 in QAbstractItemModel::endInsertRows() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x00007feb06e1a58d in ResourcesProxyModel::sortedInsertion(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#59 0x00007feb06e1bb22 in ResourcesProxyModel::addResources(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#60 0x00007feb05710830 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#61 0x00007feb06e36492 in ResultsStream::resourcesFound(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#62 0x00007feb06e14464 in AggregatedResultsStream::emitResults() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#63 0x00007feb06e14499 in AggregatedResultsStream::clear() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#64 0x00007feb06e15b73 in AggregatedResultsStream::destruction(QObject*) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#65 0x00007feb05710830 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#66 0x00007feb05710d9f in QObject::destroyed(QObject*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#67 0x00007feb0571763f in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#68 0x00007feb06e251b9 in ResultsStream::~ResultsStream() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#69 0x00007feb05710fb0 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#70 0x00007feb065414a1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#71 0x00007feb06548ae0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#72 0x00007feb056e7499 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#73 0x00007feb056ea48b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#74 0x00007feb05739b23 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#75 0x00007feb02f72c3e in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#76 0x00007feb02f72ed8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007feb02f72f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007feb05739143 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#79 0x00007feaff55ae51 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#80 0x00007feb056e616b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#81 0x00007feb056ee2e2 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#82 0x00005642f459bb23 in  ()
#83 0x00007feb0512a09b in __libc_start_main (main=0x5642f459b550, argc=2, argv=0x7ffd20627618, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd20627608) at ../csu/libc-start.c:308
#84 0x00005642f459c0ca in _start ()
[Inferior 1 (process 7376) detached]

Reported using DrKonqi