https://bugs.kde.org/show_bug.cgi?id=363964
Bug ID: 363964
Summary: Random crashes of Plasma
Product: plasmashell
Version: 5.5.5
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: k...@davidedmundson.co.uk
Reporter: revlu...@gmail.com
CC: bhus...@gmail.com, plasma-b...@kde.org
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:
Nothing specific. It seems to occur when switching between programs or closing
programs.
The crash can be reproduced sometimes.
-- 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 0x7fc310c768c0 (LWP 29120))]
Thread 14 (Thread 0x7fc2fcecf700 (LWP 29124)):
#0 0x00007fc30b383e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fc30f448c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fc30f44a8d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fc2ff64f629 in QXcbEventReader::run (this=0x23299f0) at
qxcbconnection.cpp:1253
#4 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x23299f0) at
thread/qthread_unix.cpp:331
#5 0x00007fc30ab666fa in start_thread (arg=0x7fc2fcecf700) at
pthread_create.c:333
#6 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 13 (Thread 0x7fc2f61ed700 (LWP 29125)):
#0 0x00007fc30bcaea47 in QTimerInfoList::repairTimersIfNeeded (this=<optimized
out>) at kernel/qtimerinfo_unix.cpp:160
#1 0x00007fc30bcaeaa3 in QTimerInfoList::timerWait (this=0x7fc2f0002ed0,
tm=...) at kernel/qtimerinfo_unix.cpp:382
#2 0x00007fc30bcafe7e in timerSourcePrepareHelper (timeout=0x7fc2f61ecb24,
src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#3 timerSourcePrepare (source=<optimized out>, timeout=0x7fc2f61ecb24) at
kernel/qeventdispatcher_glib.cpp:160
#4 0x00007fc3081188ad in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fc30811924b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007fc30bcb0a9b in QEventDispatcherGlib::processEvents
(this=0x7fc2f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#8 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7fc2f61ecce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9 0x00007fc30ba748a4 in QThread::exec (this=this@entry=0x2429350) at
thread/qthread.cpp:503
#10 0x00007fc30e31c3c5 in QQmlThreadPrivate::run (this=0x2429350) at
qml/ftw/qqmlthread.cpp:141
#11 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x2429350) at
thread/qthread_unix.cpp:331
#12 0x00007fc30ab666fa in start_thread (arg=0x7fc2f61ed700) at
pthread_create.c:333
#13 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 12 (Thread 0x7fc2e98a7700 (LWP 29127)):
#0 0x00007fc30ba719aa in QBasicAtomicOps<8>::testAndSetRelaxed<QMutexData*>
(currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0,
_q_value=@0x2536c68: 0x1) at
../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1 QGenericAtomicOps<QBasicAtomicOps<8> >::testAndSetAcquire<QMutexData*,
QMutexData*> (currentValue=<synthetic pointer>, newValue=<optimized out>,
expectedValue=0x0, _q_value=@0x2536c68: 0x1) at
../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:166
#2 QBasicAtomicPointer<QMutexData>::testAndSetAcquire (currentValue=<synthetic
pointer>, newValue=<optimized out>, expectedValue=0x0, this=0x2536c68,
this@entry=0x29) at
../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:276
#3 QBasicMutex::fastTryLock (current=<synthetic pointer>, this=0x2536c68,
this@entry=0x29) at thread/qmutex.h:82
#4 QMutex::lock (this=this@entry=0x2536c68) at thread/qmutex.cpp:212
#5 0x00007fc30bcb02f9 in QMutexLocker::QMutexLocker (m=0x2536c68,
this=<synthetic pointer>) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:128
#6 QThreadData::canWaitLocked (this=0x2536c40) at
../../include/QtCore/5.5.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:240
#7 postEventSourcePrepare (timeout=<synthetic pointer>, s=0x7fc2e40012d0) at
kernel/qeventdispatcher_glib.cpp:254
#8 postEventSourceCheck (source=0x7fc2e40012d0) at
kernel/qeventdispatcher_glib.cpp:264
#9 0x00007fc308118d51 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fc3081192c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fc30bcb0a9b in QEventDispatcherGlib::processEvents
(this=0x7fc2e40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#13 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7fc2e98a6ce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fc30ba748a4 in QThread::exec (this=this@entry=0x25b2b50) at
thread/qthread.cpp:503
#15 0x00007fc30e31c3c5 in QQmlThreadPrivate::run (this=0x25b2b50) at
qml/ftw/qqmlthread.cpp:141
#16 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x25b2b50) at
thread/qthread_unix.cpp:331
#17 0x00007fc30ab666fa in start_thread (arg=0x7fc2e98a7700) at
pthread_create.c:333
#18 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 11 (Thread 0x7fc2e39ab700 (LWP 29128)):
#0 0x00007fc30b383e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fc30811931c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fc30bcb0a9b in QEventDispatcherGlib::processEvents
(this=0x7fc2dc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7fc2e39aace0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007fc30ba748a4 in QThread::exec (this=this@entry=0x2923920) at
thread/qthread.cpp:503
#6 0x00007fc30e31c3c5 in QQmlThreadPrivate::run (this=0x2923920) at
qml/ftw/qqmlthread.cpp:141
#7 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x2923920) at
thread/qthread_unix.cpp:331
#8 0x00007fc30ab666fa in start_thread (arg=0x7fc2e39ab700) at
pthread_create.c:333
#9 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 10 (Thread 0x7fc2e207c700 (LWP 29129)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc3106c1bd4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007fc3106c1c19 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007fc30ab666fa in start_thread (arg=0x7fc2e207c700) at
pthread_create.c:333
#4 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7fc25b311700 (LWP 29130)):
#0 0x00007fc30b37f9cd in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fc30815c6c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fc308118e04 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fc3081192c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fc30bcb0a9b in QEventDispatcherGlib::processEvents
(this=0x7fc2540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7fc25b310c90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7 0x00007fc30ba748a4 in QThread::exec (this=this@entry=0x2cf02e0) at
thread/qthread.cpp:503
#8 0x00007fc30eca2ed6 in QQuickPixmapReader::run (this=0x2cf02e0) at
util/qquickpixmapcache.cpp:817
#9 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x2cf02e0) at
thread/qthread_unix.cpp:331
#10 0x00007fc30ab666fa in start_thread (arg=0x7fc25b311700) at
pthread_create.c:333
#11 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7fc258963700 (LWP 29131)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x2ae1b60) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x29f2578,
mutex=mutex@entry=0x29f2570, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x29f2568) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x29f24f0) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x29f24f0) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x29f24f0) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc258963700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7fc243f01700 (LWP 29132)):
#0 0x00007fc30b383e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fc30811931c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fc30bcb0a9b in QEventDispatcherGlib::processEvents
(this=0x7fc23c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7fc243f00cc0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007fc30ba748a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#6 0x00007fc2463e17d7 in KCupsConnection::run() () from
/usr/lib/x86_64-linux-gnu/libkcupslib.so
#7 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x37ee5c0) at
thread/qthread_unix.cpp:331
#8 0x00007fc30ab666fa in start_thread (arg=0x7fc243f01700) at
pthread_create.c:333
#9 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7fc2430ed700 (LWP 29138)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x31a8310) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x2c16208,
mutex=mutex@entry=0x2c16200, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x2c161f8) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x2c16180) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x2c16180) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x2c16180) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc2430ed700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7fc2416cd700 (LWP 29141)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x33a8140) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x33cbe48,
mutex=mutex@entry=0x33cbe40, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x33cbe38) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x33cbdc0) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x33cbdc0) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x33cbdc0) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc2416cd700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7fc229f80700 (LWP 29210)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x4041190) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x40d2df8,
mutex=mutex@entry=0x40d2df0, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x40d2de8) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x40d2d70) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x40d2d70) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x40d2d70) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc229f80700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7fc22937f700 (LWP 29211)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x45f7d00) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x428a3b8,
mutex=mutex@entry=0x428a3b0, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x428a3a8) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x428a330) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x428a330) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x428a330) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc22937f700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7fc223fff700 (LWP 29312)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fc30ba7aaeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x449d670) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=this@entry=0x382a8c8,
mutex=mutex@entry=0x382a8c0, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:208
#3 0x00007fc30ed1892e in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x382a8b8) at scenegraph/qsgthreadedrenderloop.cpp:224
#4 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x382a840) at
scenegraph/qsgthreadedrenderloop.cpp:657
#5 0x00007fc30ed191b3 in QSGRenderThread::run (this=0x382a840) at
scenegraph/qsgthreadedrenderloop.cpp:686
#6 0x00007fc30ba7984e in QThreadPrivate::start (arg=0x382a840) at
thread/qthread_unix.cpp:331
#7 0x00007fc30ab666fa in start_thread (arg=0x7fc223fff700) at
pthread_create.c:333
#8 0x00007fc30b38fb5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7fc310c768c0 (LWP 29120)):
[KCrash Handler]
#6 0x000000000061006d in ?? ()
#7 0x00007fc30bc897f7 in QMetaObject::activate (sender=sender@entry=0x34b9360,
signal_index=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3759
#8 0x00007fc30e0ec132 in VDMModelDelegateDataType::notify (this=<optimized
out>, items=..., index=0, count=1, roles=...) at util/qqmladaptormodel.cpp:171
#9 0x00007fc30e35dada in QQmlAdaptorModel::notify (roles=..., count=1,
index=0, items=..., this=0x3121198) at
../../include/QtQml/5.5.1/QtQml/private/../../../../../src/qml/util/qqmladaptormodel_p.h:118
#10 QQmlDelegateModel::_q_itemsChanged (this=<optimized out>, index=0, count=1,
roles=...) at types/qqmldelegatemodel.cpp:1144
#11 0x00007fc30e35dc3a in QQmlDelegateModel::_q_dataChanged (this=<optimized
out>, begin=..., end=..., roles=...) at types/qqmldelegatemodel.cpp:1546
#12 0x00007fc30e38517c in QQmlDelegateModel::qt_static_metacall
(_o=_o@entry=0x31210e0, _c=_c@entry=QMetaObject::InvokeMetaMethod,
_id=_id@entry=12, _a=_a@entry=0x7ffe77f76de0) at
.moc/moc_qqmldelegatemodel_p.cpp:203
#13 0x00007fc30e385968 in QQmlDelegateModel::qt_metacall (this=0x31210e0,
_c=QMetaObject::InvokeMetaMethod, _id=12, _a=0x7ffe77f76de0) at
.moc/moc_qqmldelegatemodel_p.cpp:344
#14 0x00007fc30bc89180 in QMetaObject::activate (sender=0x30fd620,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffe77f76de0) at kernel/qobject.cpp:3728
#15 0x00007fc30bc897d7 in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7fc30bea2ec0 <QAbstractItemModel::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe77f76de0)
at kernel/qobject.cpp:3578
#16 0x00007fc30bd050fc in QAbstractItemModel::dataChanged (this=<optimized
out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:548
#17 0x00007fc258a1b7f4 in TaskManager::TasksModelPrivate::itemChanged
(this=0x30f59a0, changes=...) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/tasksmodel.cpp:521
#18 0x00007fc258a1ca77 in TaskManager::TasksModel::qt_static_metacall
(_o=_o@entry=0x30fd620, _c=_c@entry=QMetaObject::InvokeMetaMethod,
_id=_id@entry=9, _a=_a@entry=0x7ffe77f76fd0) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_tasksmodel.cpp:214
#19 0x00007fc30bc88fca in QMetaObject::activate (sender=0x3836e40,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffe77f76fd0) at kernel/qobject.cpp:3713
#20 0x00007fc30bc897d7 in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7fc258c42900
<TaskManager::AbstractGroupableItem::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe77f76fd0)
at kernel/qobject.cpp:3578
#21 0x00007fc258a24a68 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
#22 0x00007fc258a114b0 in TaskManager::TaskItemPrivate::filterChange
(change=..., this=<optimized out>) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/taskitem.cpp:73
#23 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
#24 0x00007fc30bc88fca in QMetaObject::activate (sender=sender@entry=0x30f47f0,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffe77f77120) at kernel/qobject.cpp:3713
#25 0x00007fc30bc897d7 in QMetaObject::activate (sender=sender@entry=0x30f47f0,
m=m@entry=0x7fc258c42600 <TaskManager::Task::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe77f77120)
at kernel/qobject.cpp:3578
#26 0x00007fc258a24c58 in TaskManager::Task::changed
(this=this@entry=0x30f47f0, _t1=...) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/obj-x86_64-linux-gnu/libtaskmanager/moc_task.cpp:359
#27 0x00007fc258a02d5b in TaskManager::Task::setActive
(this=this@entry=0x30f47f0, a=a@entry=true) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/libtaskmanager/task.cpp:178
#28 0x00007fc258a173e9 in TaskManager::TaskManager::activeWindowChanged
(this=0x7fc258c43f90 <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
#29 0x00007fc30bc88e4f in QtPrivate::QSlotObjectBase::call (a=0x7ffe77f772b0,
r=0x7fc258c43f90 <TaskManager::(anonymous
namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>,
this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#30 QMetaObject::activate (sender=sender@entry=0x7fc30e042c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3,
argv=argv@entry=0x7ffe77f772b0) at kernel/qobject.cpp:3698
#31 0x00007fc30bc897d7 in QMetaObject::activate
(sender=sender@entry=0x7fc30e042c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>,
m=m@entry=0x7fc30e041ba0 <KWindowSystem::staticMetaObject>,
local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffe77f772b0)
at kernel/qobject.cpp:3578
#32 0x00007fc30de33682 in KWindowSystem::activeWindowChanged
(this=this@entry=0x7fc30e042c00 <(anonymous
namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>,
_t1=117440546) at moc_kwindowsystem.cpp:303
#33 0x00007fc2f640125b in NETEventFilter::nativeEventFilter (this=0x2f5b2a0,
ev=0x7fc2f8003380) at ../../../../src/platforms/xcb/kwindowsystem.cpp:208
#34 0x00007fc30bc56f9f in QAbstractEventDispatcher::filterNativeEvent
(this=<optimized out>, eventType=..., message=message@entry=0x7fc2f8003380,
result=result@entry=0x7ffe77f773e8) at kernel/qabstracteventdispatcher.cpp:460
#35 0x00007fc2ff6510a4 in QXcbConnection::handleXcbEvent
(this=this@entry=0x231a0c0, event=event@entry=0x7fc2f8003380) at
qxcbconnection.cpp:1044
#36 0x00007fc2ff651e53 in QXcbConnection::processXcbEvents (this=0x231a0c0) at
qxcbconnection.cpp:1532
#37 0x00007fc30bc89ea1 in QObject::event (this=0x231a0c0, e=<optimized out>) at
kernel/qobject.cpp:1239
#38 0x00007fc30c75d05c in QApplicationPrivate::notify_helper
(this=this@entry=0x230dc90, receiver=receiver@entry=0x231a0c0,
e=e@entry=0x7fc2f8003980) at kernel/qapplication.cpp:3716
#39 0x00007fc30c762516 in QApplication::notify (this=0x7ffe77f77b70,
receiver=0x231a0c0, e=0x7fc2f8003980) at kernel/qapplication.cpp:3499
#40 0x00007fc30bc5a62b in QCoreApplication::notifyInternal
(this=0x7ffe77f77b70, receiver=0x231a0c0, event=event@entry=0x7fc2f8003980) at
kernel/qcoreapplication.cpp:965
#41 0x00007fc30bc5ca26 in QCoreApplication::sendEvent (event=0x7fc2f8003980,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#42 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x2303c00) at
kernel/qcoreapplication.cpp:1593
#43 0x00007fc30bc5cf08 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1451
#44 0x00007fc30bcb0673 in postEventSourceDispatch (s=0x2356080) at
kernel/qeventdispatcher_glib.cpp:271
#45 0x00007fc308119127 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007fc308119380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007fc30811942c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007fc30bcb0a7f in QEventDispatcherGlib::processEvents (this=0x235afd0,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#49 0x00007fc30bc57dea in QEventLoop::exec (this=this@entry=0x7ffe77f77a10,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#50 0x00007fc30bc5fe8c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1229
#51 0x00007fc30bf93c3c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1542
#52 0x00007fc30c759495 in QApplication::exec () at kernel/qapplication.cpp:2976
#53 0x0000000000432d4a in main (argc=4, argv=<optimized out>) at
/build/plasma-workspace-kxRFE_/plasma-workspace-5.5.5.2/shell/main.cpp:181
Possible duplicates by query: bug 363835, bug 363706, bug 363661, bug 363583,
bug 363493.
Reported using DrKonqi
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