Application: plasmashell (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-22-generic x86_64
Distribution: Ubuntu 16.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
No action was being taken. The desktop was idle at that time.

The crash does not seem to be reproducible.

-- 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 0x7fe560fbc8c0 (LWP 3734))]

Thread 19 (Thread 0x7fe54d23c700 (LWP 3741)):
#0  0x00007fe55b6c5e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fe55f78ac62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fe55f78c8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fe54f9bc629 in QXcbEventReader::run (this=0x1fc8be0) at qxcbconnection.cpp:1253
#4  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x1fc8be0) at thread/qthread_unix.cpp:331
#5  0x00007fe55aea86fa in start_thread (arg=0x7fe54d23c700) at pthread_create.c:333
#6  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fe54660f700 (LWP 3747)):
#0  0x00007fe55b6c5e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fe55845b31c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe55bff2a9b in QEventDispatcherGlib::processEvents (this=0x7fe5400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fe54660ece0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe55bdb68a4 in QThread::exec (this=this@entry=0x20d7d80) at thread/qthread.cpp:503
#6  0x00007fe55e65e3c5 in QQmlThreadPrivate::run (this=0x20d7d80) at qml/ftw/qqmlthread.cpp:141
#7  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x20d7d80) at thread/qthread_unix.cpp:331
#8  0x00007fe55aea86fa in start_thread (arg=0x7fe54660f700) at pthread_create.c:333
#9  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fe539bbf700 (LWP 3788)):
#0  0x00007fe55b6c5e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fe55845b31c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe55bff2a9b in QEventDispatcherGlib::processEvents (this=0x7fe5340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fe539bbece0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe55bdb68a4 in QThread::exec (this=this@entry=0x23857d0) at thread/qthread.cpp:503
#6  0x00007fe55e65e3c5 in QQmlThreadPrivate::run (this=0x23857d0) at qml/ftw/qqmlthread.cpp:141
#7  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x23857d0) at thread/qthread_unix.cpp:331
#8  0x00007fe55aea86fa in start_thread (arg=0x7fe539bbf700) at pthread_create.c:333
#9  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fe533c85700 (LWP 3793)):
#0  0x00007fe55b6c5e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fe55845b31c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe55bff2a9b in QEventDispatcherGlib::processEvents (this=0x7fe52c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fe533c84ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe55bdb68a4 in QThread::exec (this=this@entry=0x2586210) at thread/qthread.cpp:503
#6  0x00007fe55e65e3c5 in QQmlThreadPrivate::run (this=0x2586210) at qml/ftw/qqmlthread.cpp:141
#7  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x2586210) at thread/qthread_unix.cpp:331
#8  0x00007fe55aea86fa in start_thread (arg=0x7fe533c85700) at pthread_create.c:333
#9  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fe5323aa700 (LWP 3805)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe560a03bd4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fe560a03c19 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fe55aea86fa in start_thread (arg=0x7fe5323aa700) at pthread_create.c:333
#4  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fe4ab929700 (LWP 3808)):
#0  0x00007fe55b6c19cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fe55849e6c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe55845ae04 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe55845b2c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe55bff2a9b in QEventDispatcherGlib::processEvents (this=0x7fe4a40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6  0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fe4ab928c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fe55bdb68a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fe55efe4ed6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x2854d80) at thread/qthread_unix.cpp:331
#10 0x00007fe55aea86fa in start_thread (arg=0x7fe4ab929700) at pthread_create.c:333
#11 0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fe4a9ea5700 (LWP 3809)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x27d67c0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x27d6790, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x27d6710) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4a9ea5700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fe4a37ff700 (LWP 3837)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x27d5ec0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x276bf10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x276be90) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4a37ff700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fe4a13fd700 (LWP 3847)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x26df780) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2391f10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x2391e90) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4a13fd700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fe48646e700 (LWP 4066)):
#0  0x00007fe55849fa64 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe55845a31e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe55845b1d5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe55bff2a9b in QEventDispatcherGlib::processEvents (this=0x7fe4800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fe48646dcc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe55bdb68a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe48894e7d7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x3796b50) at thread/qthread_unix.cpp:331
#9  0x00007fe55aea86fa in start_thread (arg=0x7fe48646e700) at pthread_create.c:333
#10 0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fe47fb9a700 (LWP 4071)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2379860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2449ae0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x2449a60) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe47fb9a700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fe463fff700 (LWP 4161)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x26331e0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x483abf0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x483ab70) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe463fff700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fe4637fe700 (LWP 4162)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4d43130) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4ce9670, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x4ce95f0) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4637fe700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fe462dfd700 (LWP 4169)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2f424e0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x48e2350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x48e22d0) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe462dfd700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fe4713dc700 (LWP 8054)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x3b49c40) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x405e230, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x405e1b0) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4713dc700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fe4723dd700 (LWP 8122)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4420380) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x44201c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x4420140) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4723dd700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fe472bde700 (LWP 11206)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4122b90) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x56821c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x5682140) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe472bde700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fe4533ef700 (LWP 12233)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe55bdbcaeb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x575d3f0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x575bb90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fe55f05a92e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fe55f05b1b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fe55bdbb84e in QThreadPrivate::start (arg=0x575bb10) at thread/qthread_unix.cpp:331
#6  0x00007fe55aea86fa in start_thread (arg=0x7fe4533ef700) at pthread_create.c:333
#7  0x00007fe55b6d1b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fe560fbc8c0 (LWP 3734)):
[KCrash Handler]
#6  0x00007fe55e42e0f8 in VDMModelDelegateDataType::notify (this=<optimized out>, items=..., index=0, count=1, roles=...) at util/qqmladaptormodel.cpp:167
#7  0x00007fe55e69fada in QQmlAdaptorModel::notify (roles=..., count=1, index=0, items=..., this=0x2f3f098) at ../../include/QtQml/5.5.1/QtQml/private/../../../../../src/qml/util/qqmladaptormodel_p.h:118
#8  QQmlDelegateModel::_q_itemsChanged (this=<optimized out>, index=0, count=1, roles=...) at types/qqmldelegatemodel.cpp:1144
#9  0x00007fe55e69fc3a in QQmlDelegateModel::_q_dataChanged (this=<optimized out>, begin=..., end=..., roles=...) at types/qqmldelegatemodel.cpp:1546
#10 0x00007fe55e6c717c in QQmlDelegateModel::qt_static_metacall (_o=_o@entry=0x2f3efe0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=12, _a=_a@entry=0x7fffd4e41f10) at .moc/moc_qqmldelegatemodel_p.cpp:203
#11 0x00007fe55e6c7968 in QQmlDelegateModel::qt_metacall (this=0x2f3efe0, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0x7fffd4e41f10) at .moc/moc_qqmldelegatemodel_p.cpp:344
#12 0x00007fe55bfcb180 in QMetaObject::activate (sender=0x2f1acd0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e41f10) at kernel/qobject.cpp:3728
#13 0x00007fe55bfcb7d7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe55c1e4ec0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e41f10) at kernel/qobject.cpp:3578
#14 0x00007fe55c0470fc in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:548
#15 0x00007fe4951aa7f4 in TaskManager::TasksModelPrivate::itemChanged (this=0x2f23240, changes=...) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/tasksmodel.cpp:521
#16 0x00007fe4951aba77 in TaskManager::TasksModel::qt_static_metacall (_o=_o@entry=0x2f1acd0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=9, _a=_a@entry=0x7fffd4e42100) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_tasksmodel.cpp:214
#17 0x00007fe55bfcafca in QMetaObject::activate (sender=0x3aecca0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e42100) at kernel/qobject.cpp:3713
#18 0x00007fe55bfcb7d7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe4953d1900 <TaskManager::AbstractGroupableItem::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e42100) at kernel/qobject.cpp:3578
#19 0x00007fe4951b3a68 in TaskManager::AbstractGroupableItem::changed (this=<optimized out>, _t1=...) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_abstractgroupableitem.cpp:223
#20 0x00007fe4951a04b0 in TaskManager::TaskItemPrivate::filterChange (change=..., this=<optimized out>) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/taskitem.cpp:73
#21 TaskManager::TaskItem::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_taskitem.cpp:147
#22 0x00007fe55bfcafca in QMetaObject::activate (sender=sender@entry=0x34b64e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e42250) at kernel/qobject.cpp:3713
#23 0x00007fe55bfcb7d7 in QMetaObject::activate (sender=sender@entry=0x34b64e0, m=m@entry=0x7fe4953d1600 <TaskManager::Task::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffd4e42250) at kernel/qobject.cpp:3578
#24 0x00007fe4951b3c58 in TaskManager::Task::changed (this=this@entry=0x34b64e0, _t1=...) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_task.cpp:359
#25 0x00007fe495191d5b in TaskManager::Task::setActive (this=this@entry=0x34b64e0, a=a@entry=true) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/task.cpp:178
#26 0x00007fe4951a63e9 in TaskManager::TaskManager::activeWindowChanged (this=0x7fe4953d2f90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, w=<optimized out>) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/taskmanager.cpp:412
#27 0x00007fe55bfcae4f in QtPrivate::QSlotObjectBase::call (a=0x7fffd4e423e0, r=0x7fe4953d2f90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#28 QMetaObject::activate (sender=sender@entry=0x7fe55e384c00 <(anonymous namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffd4e423e0) at kernel/qobject.cpp:3698
#29 0x00007fe55bfcb7d7 in QMetaObject::activate (sender=sender@entry=0x7fe55e384c00 <(anonymous namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>, m=m@entry=0x7fe55e383ba0 <KWindowSystem::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffd4e423e0) at kernel/qobject.cpp:3578
#30 0x00007fe55e175682 in KWindowSystem::activeWindowChanged (this=this@entry=0x7fe55e384c00 <(anonymous namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>, _t1=29360158) at moc_kwindowsystem.cpp:303
#31 0x00007fe54682325b in NETEventFilter::nativeEventFilter (this=0x2f0ec00, ev=0x7fe548003d00) at ../../../../src/platforms/xcb/kwindowsystem.cpp:208
#32 0x00007fe55bf98f9f in QAbstractEventDispatcher::filterNativeEvent (this=<optimized out>, eventType=..., message=message@entry=0x7fe548003d00, result=result@entry=0x7fffd4e42518) at kernel/qabstracteventdispatcher.cpp:460
#33 0x00007fe54f9be0a4 in QXcbConnection::handleXcbEvent (this=this@entry=0x1fbb090, event=event@entry=0x7fe548003d00) at qxcbconnection.cpp:1044
#34 0x00007fe54f9bee53 in QXcbConnection::processXcbEvents (this=0x1fbb090) at qxcbconnection.cpp:1532
#35 0x00007fe55bfcbea1 in QObject::event (this=0x1fbb090, e=<optimized out>) at kernel/qobject.cpp:1239
#36 0x00007fe55ca9f05c in QApplicationPrivate::notify_helper (this=this@entry=0x1faeca0, receiver=receiver@entry=0x1fbb090, e=e@entry=0x7fe54800af70) at kernel/qapplication.cpp:3716
#37 0x00007fe55caa4516 in QApplication::notify (this=0x7fffd4e42ca0, receiver=0x1fbb090, e=0x7fe54800af70) at kernel/qapplication.cpp:3499
#38 0x00007fe55bf9c62b in QCoreApplication::notifyInternal (this=0x7fffd4e42ca0, receiver=0x1fbb090, event=event@entry=0x7fe54800af70) at kernel/qcoreapplication.cpp:965
#39 0x00007fe55bf9ea26 in QCoreApplication::sendEvent (event=0x7fe54800af70, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#40 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1fa4c00) at kernel/qcoreapplication.cpp:1593
#41 0x00007fe55bf9ef08 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#42 0x00007fe55bff2673 in postEventSourceDispatch (s=0x1ff1f20) at kernel/qeventdispatcher_glib.cpp:271
#43 0x00007fe55845b127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fe55845b380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007fe55845b42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007fe55bff2a7f in QEventDispatcherGlib::processEvents (this=0x1fff730, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#47 0x00007fe55bf99dea in QEventLoop::exec (this=this@entry=0x7fffd4e42b40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#48 0x00007fe55bfa1e8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#49 0x00007fe55c2d5c3c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1542
#50 0x00007fe55ca9b495 in QApplication::exec () at kernel/qapplication.cpp:2976
#51 0x0000000000432d4a in main (argc=2, argv=<optimized out>) at /build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/shell/main.cpp:181

Possible duplicates by query: bug 363095, bug 362798, bug 362557, bug 362469, bug 362159.

Reported using DrKonqi