[plasmashell] [Bug 466976] Taskbar crash when closing one of a multiple instance of a process

[Fushan Wen]

https://bugs.kde.org/show_bug.cgi?id=466976

Fushan Wen <qydwhotmail at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |drkonqi
   Target Milestone|---                         |1.0
            Product|kde                         |plasmashell
          Component|general                     |Task Manager and Icons-Only
                   |                            |Task Manager
           Assignee|unassigned-bugs at kde.org     |plasma-bugs at kde.org
            Version|unspecified                 |5.27.2

--- Comment #2 from Fushan Wen <qydwhotmail at gmail.com> ---
Thread 1 (Thread 0x7f92b9b40e40 (LWP 4929)):
#0  __pthread_kill_implementation (threadid=<optimized out>,
signo=signo at entry=11, no_tid=no_tid at entry=0) at pthread_kill.c:44
#1  0x00007f92bbc95503 in __pthread_kill_internal (signo=11,
threadid=<optimized out>) at pthread_kill.c:78
#2  0x00007f92bbc42e16 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26
#3  0x00007f92be6bfd2a in KCrash::defaultCrashHandler(int) (sig=11) at
/usr/src/debug/kcrash-5.103.0/src/kcrash.cpp:626
#4  0x00007f92bbc42ee0 in <signal handler called> () at /lib64/libc.so.6
#5  __pthread_kill_implementation (threadid=<optimized out>,
signo=signo at entry=11, no_tid=no_tid at entry=0) at pthread_kill.c:44
#6  0x00007f92bbc95503 in __pthread_kill_internal (signo=11,
threadid=<optimized out>) at pthread_kill.c:78
#7  0x00007f92bbc42e16 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26
#8  0x00007f92bbc42ee0 in <signal handler called> () at /lib64/libc.so.6
#9  0x00007f92bbc8fc84 in __futex_abstimed_wait_common64 (private=0,
cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55a40e18e324) at
futex-internal.c:57
#10 __futex_abstimed_wait_common (futex_word=futex_word at entry=0x55a40e18e324,
expected=expected at entry=0, clockid=clockid at entry=0, abstime=abstime at entry=0x0,
private=private at entry=0, cancel=cancel at entry=true) at futex-internal.c:87
#11 0x00007f92bbc8fd0f in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word at entry=0x55a40e18e324, expected=expected at entry=0,
clockid=clockid at entry=0, abstime=abstime at entry=0x0, private=private at entry=0) at
futex-internal.c:139
#12 0x00007f92bbc92960 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55a40e18e2d0, cond=0x55a40e18e2f8) at pthread_cond_wait.c:503
#13 ___pthread_cond_wait (cond=0x55a40e18e2f8, mutex=0x55a40e18e2d0) at
pthread_cond_wait.c:618
#14 0x00007f92bc2fb74b in QWaitConditionPrivate::wait(QDeadlineTimer)
(deadline=..., this=0x55a40e18e2d0) at thread/qwaitcondition_unix.cpp:146
#15 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>,
mutex=0x55a40e392638, deadline=...) at thread/qwaitcondition_unix.cpp:225
#16 0x00007f92be23a7b8 in
QSGThreadedRenderLoop::polishAndSync(QSGThreadedRenderLoop::Window*, bool)
(this=0x7f92a8006200, w=0x7f9284b61a40, inExpose=<optimized out>) at
/usr/src/debug/qtdeclarative-everywhere-src-5.15.8+kde22/src/quick/scenegraph/qsgthreadedrenderloop.cpp:1603
#17 0x00007f92be2a6180 in QQuickWindow::event(QEvent*)
(this=this at entry=0x55a40cc461b0, e=e at entry=0x7ffd9bf27ea0) at
/usr/src/debug/qtdeclarative-everywhere-src-5.15.8+kde22/src/quick/items/qquickwindow.cpp:1863
#18 0x00007f92beab2563 in PlasmaQuick::Dialog::event(QEvent*)
(this=this at entry=0x55a40cc461b0, event=event at entry=0x7ffd9bf27ea0) at
/usr/src/debug/plasma-framework-5.103.0/src/plasmaquick/dialog.cpp:1636
#19 0x00007f92a056aed5 in ToolTipDialog::event(QEvent*) (this=0x55a40cc461b0,
e=0x7ffd9bf27ea0) at
/usr/src/debug/plasma-framework-5.103.0/src/declarativeimports/core/tooltipdialog.cpp:88
#20 0x00007f92bd1a544e in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x55a40cc461b0, e=0x7ffd9bf27ea0) at
kernel/qapplication.cpp:3640
#21 0x00007f92bc4dc1e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55a40cc461b0, event=0x7ffd9bf27ea0) at
kernel/qcoreapplication.cpp:1064
#22 0x00007f92bc96aaf3 in QPlatformWindow::deliverUpdateRequest()
(this=<optimized out>) at kernel/qplatformwindow.cpp:796
#23 QPlatformWindow::windowEvent(QEvent*) (this=<optimized out>,
event=<optimized out>) at kernel/qplatformwindow.cpp:476
#24 0x00007f92bd1ac689 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffd9bf284e0, receiver=0x55a40cc461b0, e=0x7ffd9bf28100) at
kernel/qapplication.cpp:2882
#25 0x00007f92bc4dc1e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55a40cc461b0, event=0x7ffd9bf28100) at
kernel/qcoreapplication.cpp:1064
#26 0x00007f92bc533011 in QTimerInfoList::activateTimers()
(this=0x55a40c1cebd0) at kernel/qtimerinfo_unix.cpp:643
#27 0x00007f92bc5338a4 in timerSourceDispatch(GSource*, GSourceFunc, gpointer)
(source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:183
#28 0x00007f92bb033a90 in g_main_dispatch (context=0x7f92b0005010) at
../glib/gmain.c:3454
#29 g_main_context_dispatch (context=context at entry=0x7f92b0005010) at
../glib/gmain.c:4172
#30 0x00007f92bb033e48 in g_main_context_iterate
(context=context at entry=0x7f92b0005010, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at ../glib/gmain.c:4248
#31 0x00007f92bb033edc in g_main_context_iteration (context=0x7f92b0005010,
may_block=1) at ../glib/gmain.c:4313
#32 0x00007f92bc533c16 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55a40c1ce780, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#33 0x00007f92bc4dac5b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7ffd9bf28340, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#34 0x00007f92bc4e2dc6 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#35 0x00007f92bc96ed3c in QGuiApplication::exec() () at
kernel/qguiapplication.cpp:1870
#36 0x00007f92bd1a53c5 in QApplication::exec() () at
kernel/qapplication.cpp:2832
#37 0x000055a40b2c9c19 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/plasma-workspace-5.27.2/shell/main.cpp:235

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