Application: plasmashell (5.3.0)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-18-generic x86_64
Distribution: Netrunner 16

-- Information about the crash:
using Netrunner 16 64 Bit with standard KDE5 packages and up-to-date upgrades. On the 3rd day plasmashell simply crashed. I mnow have a black desktop, apps still work normally.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f444cf227c0 (LWP 3000))]

Thread 26 (Thread 0x7f4436bdf700 (LWP 3002)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f444a23fb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f444a24164f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f443976e099 in QXcbEventReader::run (this=0x14fee80) at qxcbconnection.cpp:1105
#4  0x00007f444812fb0e in QThreadPrivate::start (arg=0x14fee80) at thread/qthread_unix.cpp:337
#5  0x00007f44473356aa in start_thread (arg=0x7f4436bdf700) at pthread_create.c:333
#6  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f442ffff700 (LWP 3006)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f442fffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1643770) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f442ffff700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f442596a700 (LWP 3007)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f4425969de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x18a2880) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f442596a700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f441f1b1700 (LWP 3012)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f441f1b0de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1a76ab0) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f441f1b1700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f441e170700 (LWP 3013)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dcf38 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443dde76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f441e16fde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1ccb670) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f441e170700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f441d06f700 (LWP 3014)):
#0  0x00007f44443daeda in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dd39b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f441d06ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1dcf5e0) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f441d06f700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f440ff5f700 (LWP 3015)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f440ff5ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1ebd780) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f440ff5f700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f440ee5e700 (LWP 3016)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f440ee5dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1fd6d40) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f440ee5e700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f440dd5d700 (LWP 3017)):
#0  0x00007f4447aaa49d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f444099df45 in ?? () from /usr/lib/nvidia-346/tls/libnvidia-tls.so.346.59
#2  0x00007f44444212f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443dd96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44443dde60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f44000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f440dd5cde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f444812fb0e in QThreadPrivate::start (arg=0x20b0970) at thread/qthread_unix.cpp:337
#11 0x00007f44473356aa in start_thread (arg=0x7f440dd5d700) at pthread_create.c:333
#12 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f440cc5c700 (LWP 3018)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dcf38 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443dde76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f440cc5bde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x21d2af0) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f440cc5c700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f43fb7ff700 (LWP 3019)):
#0  0x00007f44444227a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dde76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43fb7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x228fb30) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f43fb7ff700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f43fa7fe700 (LWP 3020)):
#0  0x00007f44444227a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443ddddb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43e80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43fa7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x1a5cc60) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f43fa7fe700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f43f90e7700 (LWP 3021)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43ec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43f90e6de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2471890) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f43f90e7700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f43e7df7700 (LWP 3022)):
#0  0x00007f444099dec5 in ?? () from /usr/lib/nvidia-346/tls/libnvidia-tls.so.346.59
#1  0x00007f44444212f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443dd96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443dde60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43e7df6de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f444812fb0e in QThreadPrivate::start (arg=0x25c33c0) at thread/qthread_unix.cpp:337
#10 0x00007f44473356aa in start_thread (arg=0x7f43e7df7700) at pthread_create.c:333
#11 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f43e6cf6700 (LWP 3023)):
#0  0x00007f44444227a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dd8b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443dde60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43e6cf5de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x266f270) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f43e6cf6700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f43e5bf5700 (LWP 3024)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f444c061644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f444c061689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f44473356aa in start_thread (arg=0x7f43e5bf5700) at pthread_create.c:333
#4  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f43e52dc700 (LWP 3025)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dd409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43dc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43e52dbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2778210) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f43e52dc700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f4356aaa700 (LWP 3026)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dda16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f4356aa9de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2a906b0) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f4356aaa700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f43550c5700 (LWP 3027)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f43550c4d90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f444cbcab56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2bb52b0) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f43550c5700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f434f815700 (LWP 3028)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f434f814de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2bbd860) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f434f815700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f434e584700 (LWP 3029)):
#0  0x00007f4447aae8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f44443ddebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f433c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f434e583de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x26cf770) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f434e584700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f434d47b700 (LWP 3030)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dd8cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443dde60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f434d47ad90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f444cbcab56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2f49d00) at thread/qthread_unix.cpp:337
#9  0x00007f44473356aa in start_thread (arg=0x7f434d47b700) at pthread_create.c:333
#10 0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f434c977700 (LWP 3032)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4448130c6b in wait (time=18446744073709551615, this=0x2f5c640) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2f4dd20, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f444cc3cfab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f444cc3d3a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f444812fb0e in QThreadPrivate::start (arg=0x2f4dca0) at thread/qthread_unix.cpp:337
#6  0x00007f44473356aa in start_thread (arg=0x7f434c977700) at pthread_create.c:333
#7  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f4338d2a700 (LWP 3033)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4448130c6b in wait (time=18446744073709551615, this=0x30de3d0) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x30d7e40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f444cc3cfab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f444cc3d3a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f444812fb0e in QThreadPrivate::start (arg=0x30d7dc0) at thread/qthread_unix.cpp:337
#6  0x00007f44473356aa in start_thread (arg=0x7f4338d2a700) at pthread_create.c:333
#7  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f432e5fe700 (LWP 3034)):
#0  0x00007f4444422789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f44443dddbd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f44483c6c6c in QEventDispatcherGlib::processEvents (this=0x7f43280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7f432e5fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f444812ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f4449eb8f75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f444812fb0e in QThreadPrivate::start (arg=0x3215d30) at thread/qthread_unix.cpp:337
#8  0x00007f44473356aa in start_thread (arg=0x7f432e5fe700) at pthread_create.c:333
#9  0x00007f4447ab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f444cf227c0 (LWP 3000)):
[KCrash Handler]
#6  Common::Database::execQuery (this=0x0, query=..., ignoreErrors=ignoreErrors@entry=false) at ../../../../../../lib/kactivities-stats/src/common/database/Database.cpp:207
#7  0x00007f434fa53c2f in initQuery (this=0x339cac0) at ../../../../../../lib/kactivities-stats/src/lib/stats/resultset.cpp:163
#8  KActivities::Experimental::Stats::ResultSet::ResultSet (this=<optimized out>, query=...) at ../../../../../../lib/kactivities-stats/src/lib/stats/resultset.cpp:405
#9  0x00007f434fa5eb57 in fetchMore (emitChanges=false, this=0x33976a0) at ../../../../../../lib/kactivities-stats/src/lib/stats/resultmodel.cpp:118
#10 init (this=0x33976a0) at ../../../../../../lib/kactivities-stats/src/lib/stats/resultmodel.cpp:289
#11 KActivities::Experimental::Stats::ResultModel::ResultModel (this=<optimized out>, query=..., parent=<optimized out>) at ../../../../../../lib/kactivities-stats/src/lib/stats/resultmodel.cpp:352
#12 0x00007f434fcca46a in RecentAppsModel::refresh (this=0x33961d0) at ../../../applets/kicker/plugin/recentappsmodel.cpp:167
#13 0x00007f434fcc59cd in RootModel::extendEntryList (this=this@entry=0x3395570) at ../../../applets/kicker/plugin/rootmodel.cpp:183
#14 0x00007f434fcc5e06 in RootModel::RootModel (this=0x3395570, parent=<optimized out>) at ../../../applets/kicker/plugin/rootmodel.cpp:53
#15 0x00007f434fcc04e0 in QQmlElement (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtQml/qqmlprivate.h:93
#16 QQmlPrivate::createInto<RootModel> (memory=0x7fff19c27060) at /usr/include/x86_64-linux-gnu/qt5/QtQml/qqmlprivate.h:102
#17 0x00007f4449e4c8bb in QQmlType::create() const () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f4449eb475a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f4449eb6055 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f4449eb6d59 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f4449eb32dd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f4449eb3f8d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f4449eb4ef4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f4449e39437 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f4449e39d41 in QQmlIncubationController::incubateFor(int) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007f444ba17bdc in incubate (this=0x1dc6380) at ../../../src/kdeclarative/private/qmlobject_p.h:63
#27 KDeclarative::QmlObjectIncubationController::incubatingObjectCountChanged (this=0x1dc6380, count=1) at ../../../src/kdeclarative/private/qmlobject_p.h:79
#28 0x00007f4449e39b22 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f4449e3526c in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f444ba0844d in KDeclarative::QmlObject::completeInitialization (this=0x1cd3a70, initialProperties=...) at ../../../src/kdeclarative/qmlobject.cpp:270
#31 0x00007f444c191eee in PlasmaQuick::AppletQuickItem::init (this=this@entry=0x1cd4d50) at ../../../src/plasmaquick/appletquickitem.cpp:494
#32 0x00007f441f1c5f3c in AppletInterface::init (this=0x1cd4d50) at ../../../../src/scriptengines/qml/plasmoid/appletinterface.cpp:175
#33 0x00007f444c192d18 in PlasmaQuick::AppletQuickItem::itemChange (this=0x1cd4d50, change=QQuickItem::ItemSceneChange, value=...) at ../../../src/plasmaquick/appletquickitem.cpp:697
#34 0x00007f444cc5e3dd in QQuickItemPrivate::refWindow(QQuickWindow*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#35 0x00007f444cc5e385 in QQuickItemPrivate::refWindow(QQuickWindow*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#36 0x00007f444cc5f093 in QQuickItem::setParentItem(QQuickItem*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#37 0x00007f444c19ece5 in PlasmaQuick::ViewPrivate::setContainment (this=0x3337ec0, cont=<optimized out>) at ../../../src/plasmaquick/view.cpp:124
#38 0x00007f444c19f049 in PlasmaQuick::View::setContainment (this=this@entry=0x3212280, cont=<optimized out>) at ../../../src/plasmaquick/view.cpp:243
#39 0x000000000044f9ed in ShellCorona::createWaitingPanels (this=0x1630900) at ../../shell/shellcorona.cpp:962
#40 0x00007f444839e35a in call (a=0x7fff19c28490, r=0x1630900, this=0x1601eb0) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#41 QMetaObject::activate (sender=sender@entry=0x16309b0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3702
#42 0x00007f444839f057 in QMetaObject::activate (sender=sender@entry=0x16309b0, m=m@entry=0x7f44485c8580 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3582
#43 0x00007f444841e610 in QTimer::timeout (this=this@entry=0x16309b0) at .moc/moc_qtimer.cpp:192
#44 0x00007f44483ac918 in QTimer::timerEvent (this=0x16309b0, e=<optimized out>) at kernel/qtimer.cpp:247
#45 0x00007f444839f6f3 in QObject::event (this=0x16309b0, e=<optimized out>) at kernel/qobject.cpp:1267
#46 0x00007f4448c77b2c in QApplicationPrivate::notify_helper (this=0x14d30f0, receiver=0x16309b0, e=0x7fff19c28800) at kernel/qapplication.cpp:3720
#47 0x00007f4448c7d000 in QApplication::notify (this=0x7fff19c28bd0, receiver=0x16309b0, e=0x7fff19c28800) at kernel/qapplication.cpp:3503
#48 0x00007f444836dc2b in QCoreApplication::notifyInternal (this=0x7fff19c28bd0, receiver=0x16309b0, event=event@entry=0x7fff19c28800) at kernel/qcoreapplication.cpp:935
#49 0x00007f44483c5ae5 in sendEvent (event=0x7fff19c28800, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#50 QTimerInfoList::activateTimers (this=0x1525480) at kernel/qtimerinfo_unix.cpp:635
#51 0x00007f44483c5f61 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:177
#52 0x00007f44443ddc3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f44443ddf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f44443ddfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f44483c6c57 in QEventDispatcherGlib::processEvents (this=0x1531bc0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#56 0x00007f444836b3e2 in QEventLoop::exec (this=this@entry=0x7fff19c28a50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#57 0x00007f444837302c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#58 0x00007f44486b231c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#59 0x00007f4448c737a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#60 0x0000000000430253 in main (argc=3, argv=<optimized out>) at ../../shell/main.cpp:154

Possible duplicates by query: bug 347006.

Reported using DrKonqi