<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.kde.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.6"
          urlbase="https://bugs.kde.org/"
          
          maintainer="sysadmin@kde.org"
>

    <bug>
          <bug_id>442803</bug_id>
          
          <creation_ts>2021-09-22 13:01:59 +0000</creation_ts>
          <short_desc>Plasma crashed on Wayland after switching virtual desktop and triggering edit mode</short_desc>
          <delta_ts>2021-09-22 18:32:40 +0000</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>4</classification_id>
          <classification>Plasma</classification>
          <product>plasmashell</product>
          <component>generic-crash</component>
          <version>git-master</version>
          <rep_platform>Neon</rep_platform>
          <op_sys>Linux</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>DUPLICATE</resolution>
          <dup_id>410964</dup_id>
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>NOR</priority>
          <bug_severity>crash</bug_severity>
          <target_milestone>1.0</target_milestone>
          
          
          <everconfirmed>0</everconfirmed>
          <reporter name="Patrick Silva">bugseforuns</reporter>
          <assigned_to name="Plasma Bugs List">plasma-bugs-null</assigned_to>
          <cc>lee295012</cc>
    
    <cc>nate</cc>
          
          <cf_commitlink></cf_commitlink>
          <cf_versionfixedin></cf_versionfixedin>
          <cf_sentryurl></cf_sentryurl>
          <votes>0</votes>

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2063091</commentid>
    <comment_count>0</comment_count>
    <who name="Patrick Silva">bugseforuns</who>
    <bug_when>2021-09-22 13:01:59 +0000</bug_when>
    <thetext>SUMMARY
I switched to another virtual desktop, right-clicked on Plasma panel,
chose &quot;Enter edit mode&quot; and Plasma crashed.

SOFTWARE/OS VERSIONS
Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.23.80
KDE Frameworks Version: 5.87.0
Qt Version: 5.15.3
Graphics Platform: Wayland


Thread 31 (Thread 0x7efc51fe4700 (LWP 45515)):
#0  0x00007efc752995ce in epoll_wait (epfd=29, events=events@entry=0x7efc51fe37f0, maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007efc6015527b in impl_pollfd_wait (object=&lt;optimized out&gt;, pfd=&lt;optimized out&gt;, ev=0x7efc51fe39a0, n_ev=&lt;optimized out&gt;, timeout=&lt;optimized out&gt;) at ../spa/plugins/support/system.c:155
#2  0x00007efc601476f4 in loop_iterate (object=0x557270b254d8, timeout=-1) at ../spa/plugins/support/loop.c:316
#3  0x00007efc601a20e0 in do_loop (user_data=0x55727590c380) at ../src/pipewire/data-loop.c:80
#4  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#5  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7efc24fc5700 (LWP 34232)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726a00e414) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726a00e3c0, cond=0x55726a00e3e8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726a00e3e8, mutex=0x55726a00e3c0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726a00e3c0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55726dec3718, mutex=mutex@entry=0x55726dec3710, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x55726dec3708) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x55726dec3670) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x55726dec3670) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55726dec3670) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7efc62dee700 (LWP 34157)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc4c004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc4c004e60, timeout=&lt;optimized out&gt;, context=0x7efc4c000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc4c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc4c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc4c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc62dedbc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x5572670b9b10) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc76e2b549 in QQmlThreadPrivate::run() (this=0x5572670b9b10) at qml/ftw/qqmlthread.cpp:155
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572670b9b10) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7efbf1b7b700 (LWP 37368)):
#0  0x00007efc7528caff in __GI___poll (fds=0x55727d0cab40, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=2, fds=0x55727d0cab40, timeout=&lt;optimized out&gt;, context=0x55727d0c8290) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=0x55727d0c8290, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b396f3 in g_main_loop_run (loop=0x55727d0c8380) at ../../../glib/gmain.c:4241
#4  0x00007efc36a5bf8a in gdbus_shared_thread_func (user_data=0x55727d0c8260) at ../../../gio/gdbusprivate.c:279
#5  0x00007efc73b62ad1 in g_thread_proxy (data=0x55727d0c12a0) at ../../../glib/gthread.c:807
#6  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#7  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7efc527e5700 (LWP 45555)):
#0  futex_abstimed_wait_cancelable (private=&lt;optimized out&gt;, abstime=0x7efc527e4b50, clockid=&lt;optimized out&gt;, expected=0, futex_word=0x7efc480115b4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7efc527e4b50, clockid=&lt;optimized out&gt;, mutex=0x7efc48011560, cond=0x7efc48011588) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7efc48011588, mutex=0x7efc48011560, abstime=0x7efc527e4b50) at pthread_cond_wait.c:665
#3  0x00007efc75621528 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x7efc48011560, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x7efc48011560) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x7efc48005d90, mutex=mutex@entry=0x557267644be8, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007efc7561ea31 in QThreadPoolThread::run() (this=0x7efc48005d80) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x7efc48005d80) at thread/qthread_unix.cpp:329
#8  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#9  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7efbe27fc700 (LWP 37374)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x7efbd8004630, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x7efbd8004630, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x7efbd8004630, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x7efbd8004630, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x7efbd8004630, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x7efbd8004630) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x7efbd8004630) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7efc70a7b700 (LWP 34069)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc6c005240, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc6c005240, timeout=&lt;optimized out&gt;, context=0x7efc6c000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc6c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc6c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5eb in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc6c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc70a7abb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x7efc76211d80 &lt;(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder&gt;) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc7618df4b in QDBusConnectionManager::run() (this=0x7efc76211d80 &lt;(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder&gt;) at qdbusconnection.cpp:179
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x7efc76211d80 &lt;(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder&gt;) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7efbe37fe700 (LWP 37372)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x5572695e0dc0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x5572695e0dc0, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x5572695e0dc0, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x5572695e0dc0, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x5572695e0dc0, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x5572695e0dc0) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572695e0dc0) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7efbe2ffd700 (LWP 37373)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x7efbe80041d0, threadWasBusy=threadWasBusy@entry=true, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x7efbe80041d0, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x7efbe80041d0, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x7efbe80041d0) at ./src/thread.cpp:86
#10 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x7efbe80041d0) at thread/qthread_unix.cpp:329
#11 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#12 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7efc713e29c0 (LWP 34018)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557275725570) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557275725520, cond=0x557275725548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557275725548, mutex=0x557275725520) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557275725520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x5572743aeb38, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc77287c81 in QSGThreadedRenderLoop::handleObscurity(QSGThreadedRenderLoop::Window*) (this=this@entry=0x5572674887a0, w=0x5572744d37e0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc77287d8a in QSGThreadedRenderLoop::hide(QQuickWindow*) (this=0x5572674887a0, window=0x5572746515b0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:570
#7  0x00007efc75bf0e0d in QWindow::event(QEvent*) (this=this@entry=0x5572746515b0, ev=ev@entry=0x7ffe50424f10) at kernel/qwindow.cpp:2438
#8  0x00007efc772f4e9b in QQuickWindow::event(QEvent*) (this=this@entry=0x5572746515b0, e=e@entry=0x7ffe50424f10) at items/qquickwindow.cpp:1902
#9  0x00007efc77bdf4b3 in PlasmaQuick::Dialog::event(QEvent*) (this=0x5572746515b0, event=0x7ffe50424f10) at ./src/plasmaquick/dialog.cpp:1357
#10 0x00007efc76511dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x557266b3a410, receiver=receiver@entry=0x5572746515b0, e=e@entry=0x7ffe50424f10) at kernel/qapplication.cpp:3632
#11 0x00007efc7651abb8 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe50427850, receiver=0x5572746515b0, e=0x7ffe50424f10) at kernel/qapplication.cpp:3156
#12 0x00007efc75801d7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x5572746515b0, event=0x7ffe50424f10) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#13 0x00007efc75bf0a06 in QWindowPrivate::setVisible(bool) (this=0x557274f229e0, visible=&lt;optimized out&gt;) at kernel/qwindow.cpp:412
#14 0x00007efc77bdc6ee in PlasmaQuick::Dialog::setVisible(bool) (this=0x5572746515b0, visible=&lt;optimized out&gt;) at ./src/plasmaquick/dialog.cpp:1418
#15 0x00007efc77bdea1d in PlasmaQuick::Dialog::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x5572746515b0, _c=_c@entry=QMetaObject::WriteProperty, _id=_id@entry=10, _a=_a@entry=0x7ffe504250b0) at ./obj-x86_64-linux-gnu/src/plasmaquick/KF5PlasmaQuick_autogen/include/moc_dialog.cpp:357
#16 0x00007efc77be01fb in PlasmaQuick::Dialog::qt_metacall(QMetaObject::Call, int, void**) (this=0x5572746515b0, _c=QMetaObject::WriteProperty, _id=10, _a=0x7ffe504250b0) at ./obj-x86_64-linux-gnu/src/plasmaquick/KF5PlasmaQuick_autogen/include/moc_dialog.cpp:414
#17 0x00007efc76d6dd63 in QQmlPropertyData::writeProperty(QObject*, void*, QFlags&lt;QQmlPropertyData::WriteFlag&gt;) const (flags=..., value=&lt;optimized out&gt;, target=0x5572746515b0, this=0x7efc4c0c24a8) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:379
#18 QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&amp;, QVariant const&amp;, QQmlContextData*, QFlags&lt;QQmlPropertyData::WriteFlag&gt;) (object=0x5572746515b0, property=..., value=..., context=&lt;optimized out&gt;, flags=...) at qml/qqmlproperty.cpp:1246
#19 0x00007efc76c8b78c in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&amp;) (engine=0x557266f674c0, object=0x5572746515b0, property=0x7efc4c0c24a8, value=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qflags.h:120
#20 0x00007efc76c8c2be in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&amp;) (engine=0x557266f674c0, qmlContext=&lt;optimized out&gt;, object=0x5572746515b0, name=&lt;optimized out&gt;, revisionMode=QV4::QObjectWrapper::IgnoreRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:435
#21 0x00007efc76c8c437 in QV4::QObjectWrapper::virtualPut(QV4::Managed*, QV4::PropertyKey, QV4::Value const&amp;, QV4::Value*) () at /usr/include/c++/9/bits/atomic_base.h:413
#22 0x00007efc76c4f164 in QV4::Object::put(QV4::PropertyKey, QV4::Value const&amp;, QV4::Value*) (receiver=0x7efc621af538, v=..., id=..., this=0x7efc621af538) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:73
#23 QV4::Object::virtualResolveLookupSetter(QV4::Object*, QV4::ExecutionEngine*, QV4::Lookup*, QV4::Value const&amp;) (object=0x7efc621af538, engine=0x557266f674c0, lookup=0x55728012a9a0, value=...) at jsruntime/qv4object.cpp:804
#24 0x00007efc76ca6cf6 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) (frame=0x7ffe50425530, engine=0x557266f674c0, code=0x7efc09b850d1 &lt;error: Não é possível acessar a memória no endereço 0x7efc09b850d1&gt;) at jsruntime/qv4vme_moth.cpp:653
#25 0x00007efc76cac11f in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) (frame=frame@entry=0x7ffe50425530, engine=engine@entry=0x557266f674c0) at jsruntime/qv4vme_moth.cpp:463
#26 0x00007efc76c392fd in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) (this=this@entry=0x557274b39ce0, thisObject=&lt;optimized out&gt;, argv=argv@entry=0x7efc621af500, argc=&lt;optimized out&gt;, context=&lt;optimized out&gt;) at jsruntime/qv4function.cpp:69
#27 0x00007efc76ddefb7 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) (this=this@entry=0x55727d268d30, callData=callData@entry=0x7efc621af4d0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#28 0x00007efc76d828be in QQmlBoundSignalExpression::evaluate(void**) (this=&lt;optimized out&gt;, a=&lt;optimized out&gt;) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#29 0x00007efc76d83958 in QQmlBoundSignal_callback(QQmlNotifierEndpoint*, void**) (e=0x55727571f0c0, a=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#30 0x00007efc76dbe65d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=&lt;optimized out&gt;, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#31 0x00007efc76d60fcf in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) (object=0x557266fd1170, index=3, a=0x0) at qml/qqmlengine.cpp:834
#32 0x00007efc75838925 in doActivate&lt;false&gt;(QObject*, int, void**) (sender=0x557266fd1170, signal_index=3, argv=0x0) at kernel/qobject_p.h:110
#33 0x00007efc75832167 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x557266fd1170, m=m@entry=0x7efc76f7ecc0 &lt;QQmlTimer::staticMetaObject&gt;, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#34 0x00007efc76e4c8a4 in QQmlTimer::triggered() (this=this@entry=0x557266fd1170) at .moc/moc_qqmltimer_p.cpp:271
#35 0x00007efc76e4cf6d in QQmlTimer::event(QEvent*) (this=0x557266fd1170, e=&lt;optimized out&gt;) at types/qqmltimer.cpp:338
#36 0x00007efc76511dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x557266b3a410, receiver=receiver@entry=0x557266fd1170, e=e@entry=0x557274b8a6c0) at kernel/qapplication.cpp:3632
#37 0x00007efc7651abb8 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe50427850, receiver=0x557266fd1170, e=0x557274b8a6c0) at kernel/qapplication.cpp:3156
#38 0x00007efc75801d7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x557266fd1170, event=0x557274b8a6c0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#39 0x00007efc75804681 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=0x0, event_type=0, data=0x557266b13ef0) at kernel/qcoreapplication.cpp:1821
#40 0x00007efc7585cf77 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x557266b6c380) at kernel/qeventdispatcher_glib.cpp:277
#41 0x00007efc73b3917d in g_main_dispatch (context=0x557266b58ed0) at ../../../glib/gmain.c:3309
#42 g_main_context_dispatch (context=context@entry=0x557266b58ed0) at ../../../glib/gmain.c:3974
#43 0x00007efc73b39400 in g_main_context_iterate (context=context@entry=0x557266b58ed0, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4047
#44 0x00007efc73b394a3 in g_main_context_iteration (context=0x557266b58ed0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#45 0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x557266b56b30, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#46 0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7ffe50427730, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#47 0x00007efc75808a34 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#48 0x0000557266639cf5 in main(int, char**) (argc=&lt;optimized out&gt;, argv=&lt;optimized out&gt;) at ./shell/main.cpp:238

Thread 21 (Thread 0x7efc50fe2700 (LWP 45586)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc3c033a10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc3c033a10, timeout=&lt;optimized out&gt;, context=0x7efc3c08b2c0) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc3c08b2c0, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc3c08b2c0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc3c155df0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc50fe1bc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x55726d9331e0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc76e2b549 in QQmlThreadPrivate::run() (this=0x55726d9331e0) at qml/ftw/qqmlthread.cpp:155
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55726d9331e0) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7efbe1ffb700 (LWP 37375)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x5572695e0d40, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x5572695e0d40, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x5572695e0d40, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x5572695e0d40, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x5572695e0d40, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x5572695e0d40) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572695e0d40) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7efbe3fff700 (LWP 37371)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x557269605f90, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269605f90, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269605f90, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269605f90, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269605f90, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x557269605f90) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269605f90) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7efc377fe700 (LWP 34188)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc28004a60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc28004a60, timeout=&lt;optimized out&gt;, context=0x7efc28000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc28000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc28000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc28000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc377fdbe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=&lt;optimized out&gt;) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55726977e920) at thread/qthread_unix.cpp:329
#8  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#9  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7efbcb7fe700 (LWP 45587)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x5572751b1784) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5572751b1730, cond=0x5572751b1758) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5572751b1758, mutex=0x5572751b1730) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x5572751b1730) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x5572759ebf28, mutex=mutex@entry=0x5572759ebf20, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x5572759ebf18) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x5572759ebe80) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x5572759ebe80) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572759ebe80) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7efbcbfff700 (LWP 37861)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557275937f04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557275937eb0, cond=0x557275937ed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557275937ed8, mutex=0x557275937eb0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557275937eb0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55727d26a4e8, mutex=mutex@entry=0x55727d26a4e0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x55727d26a4d8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x55727d26a440) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x55727d26a440) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55727d26a440) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7efbe17fa700 (LWP 37376)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x7efbcc004e60, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x7efbcc004e60, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x7efbcc004e60, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x7efbcc004e60, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x7efbcc004e60, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x7efbcc004e60) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x7efbcc004e60) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7efbf0af3700 (LWP 37370)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x557269606010, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269606010, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269606010, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269606010, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269606010, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x557269606010) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269606010) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7efbf12f4700 (LWP 37369)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726d64d304) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726d64d2b0, cond=0x55726d64d2d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726d64d2d8, mutex=0x55726d64d2b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726d64d2b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=&lt;optimized out&gt;, mutex=0x55727597a130, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc362dc25c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=this@entry=0x5572742300b0, th=&lt;optimized out&gt;) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007efc362dcfe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x5572742300b0, th=&lt;optimized out&gt;, th@entry=0x557269605eb0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561
#7  0x00007efc362e0cfe in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269605eb0, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:43
#8  0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269605eb0, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#9  0x00007efc362e0d59 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x5572756fa630, th=0x557269605eb0, wasBusy=&lt;optimized out&gt;) at ./src/workinghardstate.cpp:49
#10 0x00007efc362dc1a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=&lt;optimized out&gt;, th=0x557269605eb0, wasBusy=&lt;optimized out&gt;) at ./src/weaver.cpp:575
#11 0x00007efc362dec53 in ThreadWeaver::Thread::run() (this=0x557269605eb0) at ./src/thread.cpp:86
#12 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269605eb0) at thread/qthread_unix.cpp:329
#13 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#14 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7efbf237c700 (LWP 37367)):
#0  0x00007efc7528caff in __GI___poll (fds=0x55727d0ba7d0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x55727d0ba7d0, timeout=&lt;optimized out&gt;, context=0x55727d0ba6b0) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x55727d0ba6b0, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x55727d0ba6b0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc73b394f1 in glib_worker_main (data=&lt;optimized out&gt;) at ../../../glib/gmain.c:5996
#5  0x00007efc73b62ad1 in g_thread_proxy (data=0x55727cd9b360) at ../../../glib/gthread.c:807
#6  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#7  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7efc517e3700 (LWP 36997)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557270f220b0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557270f22060, cond=0x557270f22088) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557270f22088, mutex=0x557270f22060) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557270f22060) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x5572742bda18, mutex=mutex@entry=0x5572742bda10, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x5572742bda08) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x5572742bd970) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x5572742bd970) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572742bd970) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7efc0a81b700 (LWP 34272)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557269de3604) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557269de35b0, cond=0x557269de35d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557269de35d8, mutex=0x557269de35b0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557269de35b0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557269b250d8, mutex=mutex@entry=0x557269b250d0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557269b250c8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557269b25030) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x557269b25030) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269b25030) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7efc268b3700 (LWP 34219)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x55726a74e0f0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55726a74e0a0, cond=0x55726a74e0c8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55726a74e0c8, mutex=0x55726a74e0a0) at pthread_cond_wait.c:647
#3  0x00007efc7562159b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55726a74e0a0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55726a232df8, mutex=mutex@entry=0x55726a232df0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007efc7728ab44 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x55726a232de8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x55726a232d50) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007efc7728afb9 in QSGRenderThread::run() (this=0x55726a232d50) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55726a232d50) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7efc27ee5700 (LWP 34191)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc20006320, nfds=1, timeout=3499901) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc20006320, timeout=&lt;optimized out&gt;, context=0x7efc20000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc20000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc20000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc20000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc27ee4ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x55726a29eeb0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc27fc507c in KCupsConnection::run() (this=0x55726a29eeb0) at ./libkcups/KCupsConnection.cpp:289
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x55726a29eeb0) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7efc37fff700 (LWP 34187)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc30004a50, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc30004a50, timeout=&lt;optimized out&gt;, context=0x7efc30000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc30000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc30000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc30000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc37ffebc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x557269769bc0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc506fb669 in QQuickXmlQueryEngine::run() (this=0x557269769bc0) at qqmlxmllistmodel.cpp:325
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269769bc0) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7efc69e39700 (LWP 34110)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557266b4964c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557266b495f8, cond=0x557266b49620) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557266b49620, mutex=0x557266b495f8) at pthread_cond_wait.c:647
#3  0x00007efc6b14aa4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007efc6b14a64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#6  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7efc6a63a700 (LWP 34109)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557266b4964c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557266b495f8, cond=0x557266b49620) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557266b49620, mutex=0x557266b495f8) at pthread_cond_wait.c:647
#3  0x00007efc6b14aa4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007efc6b14a64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#6  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7efc63fff700 (LWP 34108)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557266b49648) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557266b495f8, cond=0x557266b49620) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557266b49620, mutex=0x557266b495f8) at pthread_cond_wait.c:647
#3  0x00007efc6b14aa4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007efc6b14a64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#6  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7efc6ae3b700 (LWP 34106)):
#0  futex_wait_cancelable (private=&lt;optimized out&gt;, expected=0, futex_word=0x557266b49648) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557266b495f8, cond=0x557266b49620) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x557266b49620, mutex=0x557266b495f8) at pthread_cond_wait.c:647
#3  0x00007efc6b14aa4b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007efc6b14a64b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#6  0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7efc52fe6700 (LWP 34179)):
#0  0x00007efc7528caff in __GI___poll (fds=0x7efc48004aa0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007efc73b3936e in g_main_context_poll (priority=&lt;optimized out&gt;, n_fds=1, fds=0x7efc48004aa0, timeout=&lt;optimized out&gt;, context=0x7efc48005bf0) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7efc48005bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=&lt;optimized out&gt;) at ../../../glib/gmain.c:4042
#3  0x00007efc73b394a3 in g_main_context_iteration (context=0x7efc48005bf0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007efc7585c5d2 in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=0x7efc4800ddc0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007efc7580087b in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) (this=this@entry=0x7efc52fe5ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007efc7561a292 in QThread::exec() (this=this@entry=0x557269385090) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007efc771c53ba in QQuickPixmapReader::run() (this=0x557269385090) at util/qquickpixmapcache.cpp:1024
#8  0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x557269385090) at thread/qthread_unix.cpp:329
#9  0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#10 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7efbcabfd700 (LWP 45598)):
#0  __GI_raise (sig=sig@entry=11) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007efc77700e95 in KCrash::defaultCrashHandler(int) (sig=11) at ./src/kcrash.cpp:605
#2  0x00007efc751bd210 in &lt;signal handler called&gt; () at /lib/x86_64-linux-gnu/libc.so.6
#3  0x00007efc701e843f in  () at /lib/x86_64-linux-gnu/libEGL_mesa.so.0
#4  0x00007efc701e8868 in  () at /lib/x86_64-linux-gnu/libEGL_mesa.so.0
#5  0x00007efc6b0a694c in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#6  0x00007efc6b0a70d9 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#7  0x00007efc6b0a3547 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#8  0x00007efc77225b0a in QSGBatchRenderer::Renderer::renderBatches() (this=this@entry=0x7efbb0003940) at ../../include/QtQuick/5.15.3/QtQuick/private/../../../../../src/quick/scenegraph/coreapi/qsgrenderer_p.h:131
#9  0x00007efc7722622a in QSGBatchRenderer::Renderer::render() (this=&lt;optimized out&gt;) at scenegraph/coreapi/qsgbatchrenderer.cpp:4363
#10 0x00007efc77209de4 in QSGRenderer::renderScene(QSGBindable const&amp;) (bindable=..., this=0x7efbb0003940) at scenegraph/coreapi/qsgrenderer.cpp:264
#11 QSGRenderer::renderScene(QSGBindable const&amp;) (this=0x7efbb0003940, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:220
#12 0x00007efc7720a2b3 in QSGRenderer::renderScene(unsigned int) (this=&lt;optimized out&gt;, fboId=&lt;optimized out&gt;) at scenegraph/coreapi/qsgrenderer.cpp:212
#13 0x00007efc77278fa7 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) (this=0x55727135d4d0, renderer=0x7efbb0003940, fboId=&lt;optimized out&gt;) at scenegraph/qsgdefaultrendercontext.cpp:228
#14 0x00007efc772e68f9 in QQuickWindowPrivate::renderSceneGraph(QSize const&amp;, QSize const&amp;) (this=this@entry=0x557274f229e0, size=..., surfaceSize=...) at items/qquickwindow.cpp:617
#15 0x00007efc77286ae9 in QSGRenderThread::syncAndRender(QImage*) (this=0x5572743aeae0, grabImage=0x0) at /usr/include/x86_64-linux-gnu/qt5/QtGui/5.15.3/QtGui/private/qrhi_p.h:1259
#16 0x00007efc7728af77 in QSGRenderThread::run() (this=0x5572743aeae0) at scenegraph/qsgthreadedrenderloop.cpp:1043
#17 0x00007efc7561b42c in QThreadPrivate::start(void*) (arg=0x5572743aeae0) at thread/qthread_unix.cpp:329
#18 0x00007efc7456b609 in start_thread (arg=&lt;optimized out&gt;) at pthread_create.c:477
#19 0x00007efc75299293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2063189</commentid>
    <comment_count>1</comment_count>
    <who name="Nate Graham">nate</who>
    <bug_when>2021-09-22 18:32:40 +0000</bug_when>
    <thetext>

*** This bug has been marked as a duplicate of bug 410964 ***</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>