https://bugs.kde.org/show_bug.cgi?id=420597

            Bug ID: 420597
           Summary: Plasma crash when I was browsing the internet
           Product: plasmashell
           Version: 5.18.4
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: matizal...@gmail.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.18.4)

Qt Version: 5.14.1
Frameworks Version: 5.69.0
Operating System: Linux 5.3.0-46-generic x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.18

-- Information about the crash:
- What I was doing when the application crashed:
I was using chrome browsing different pages

I only had open chrome, system monitor and virtualbox programs without any
active virtual machine

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 0x7fe05e9c2800 (LWP 1582))]

Thread 22 (Thread 0x7fdf69ffe700 (LWP 10109)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a6581a31c4) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a6581a3170, cond=0x55a6581a3198) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a6581a3198,
mutex=0x55a6581a3170) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdf69ffe700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fdf6a7ff700 (LWP 10108)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a65afb95e0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a65afb9590, cond=0x55a65afb95b8) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a65afb95b8,
mutex=0x55a65afb9590) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdf6a7ff700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fdfb7fff700 (LWP 10107)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a65b217420) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a65b2173d0, cond=0x55a65b2173f8) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a65b2173f8,
mutex=0x55a65b2173d0) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfb7fff700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fdfde8f5700 (LWP 10105)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a65d0f4850) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a65d0f4800, cond=0x55a65d0f4828) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a65d0f4828,
mutex=0x55a65d0f4800) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfde8f5700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fdf9dbfc700 (LWP 5370)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a65d7e9f30) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a65d7e9ee0, cond=0x55a65d7e9f08) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a65d7e9f08,
mutex=0x55a65d7e9ee0) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdf9dbfc700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fdf9e7fd700 (LWP 5267)):
#0  0x00007fe057d830b4 in __GI___libc_read (fd=86, buf=0x7fdf9e7fccd0,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fe051ed62b0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e910b7 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e91570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe051e91962 in g_main_loop_run () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe00edb5276 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007fe051eb9175 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fe0551226db in start_thread (arg=0x7fdf9e7fd700) at
pthread_create.c:463
#8  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fdf9effe700 (LWP 5266)):
#0  0x00007fe057d87bf9 in __GI___poll (fds=0x55a65d45e150, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe051e915c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e91721 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe051eb9175 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe0551226db in start_thread (arg=0x7fdf9effe700) at
pthread_create.c:463
#6  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fdfc30b0700 (LWP 5263)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a659670864) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a659670810, cond=0x55a659670838) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a659670838,
mutex=0x55a659670810) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfc30b0700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fdfa6c9b700 (LWP 5103)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a6566c6a64) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a6566c6a10, cond=0x55a6566c6a38) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a6566c6a38,
mutex=0x55a6566c6a10) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfa6c9b700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fdfbefca700 (LWP 5101)):
#0  0x00007fe057d87bf9 in __GI___poll (fds=0x7fdfb8176d60, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe004db9481 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007fe004daae40 in pa_mainloop_poll () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fe004dab4d0 in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fe004dab560 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fe004db93c9 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fe004b5b318 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007fe0551226db in start_thread (arg=0x7fdfbefca700) at
pthread_create.c:463
#8  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fdfdf8ff700 (LWP 2018)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a655e573b0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a655e57360, cond=0x55a655e57388) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a655e57388,
mutex=0x55a655e57360) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfdf8ff700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fdfec8b9700 (LWP 1998)):
[KCrash Handler]
#6  0x00007fe058cb2304 in QScreen::handle() const () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#7  0x00007fe04bb07b18 in
QXcbIntegration::createPlatformOpenGLContext(QOpenGLContext*) const () at
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#8  0x00007fe058ccdf2f in QOpenGLContext::create() () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007fe05c59a1b9 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fe05c59c4c2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fe05c5a05ef in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fe0551226db in start_thread (arg=0x7fdfec8b9700) at
pthread_create.c:463
#14 0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fdfed3ee700 (LWP 1989)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a655943190) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a655943140, cond=0x55a655943168) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a655943168,
mutex=0x55a655943140) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfed3ee700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fdfee378700 (LWP 1988)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a655746580) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a655746530, cond=0x55a655746558) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a655746558,
mutex=0x55a655746530) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fdfee378700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fdffff23700 (LWP 1985)):
#0  0x00007fe051e8e515 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe051e90ef2 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e91570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fdff2ab8467 in KCupsConnection::run() () at
/usr/lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fe0551226db in start_thread (arg=0x7fdffff23700) at
pthread_create.c:463
#10 0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fe022fc7700 (LWP 1884)):
#0  0x00007fe051ed7650 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe051e904b7 in g_main_context_acquire () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e91485 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fe022fc7700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fe023fff700 (LWP 1870)):
#0  0x00007fe057d87bf9 in __GI___poll (fds=0x7fe018427a30, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe051e915c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05c4e2a86 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fe023fff700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fe02be81700 (LWP 1869)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a653a01de0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a653a01d90, cond=0x55a653a01db8) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a653a01db8,
mutex=0x55a653a01d90) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c5a01d3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c5a0631 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fe02be81700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fe02b680700 (LWP 1868)):
#0  0x00007fe051ed7629 in g_mutex_lock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe051e90e1f in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e91570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fe02b680700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fe03cbf5700 (LWP 1749)):
#0  0x00007fe051e90aff in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe051e914fb in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05c04d605 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fe0551226db in start_thread (arg=0x7fe03cbf5700) at
pthread_create.c:463
#9  0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fe03ec7e700 (LWP 1642)):
#0  0x00007fe051ed7629 in g_mutex_lock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe051e90fec in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe051e91570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe0586ee0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fe05849e317 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fe05a395555 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fe05849f7ec in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fe0551226db in start_thread (arg=0x7fe03ec7e700) at
pthread_create.c:463
#10 0x00007fe057d9488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fe05e9c2800 (LWP 1582)):
#0  0x00007fe0551289f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55a6570505c0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fe0551289f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55a657050570, cond=0x55a657050598) at pthread_cond_wait.c:502
#2  0x00007fe0551289f3 in __pthread_cond_wait (cond=0x55a657050598,
mutex=0x55a657050570) at pthread_cond_wait.c:655
#3  0x00007fe0584a5d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fe0584a5f19 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe05c59d17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007fe05c59f85b in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe05c59ffbb in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007fe058c961d5 in QWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007fe05c6028f5 in QQuickWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fe05e5d2d1b in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#11 0x00007fe034ebb405 in  () at
/usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#12 0x00007fe0599cd8bc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fe0599d4ac0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fe05868edb8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fe058c8bef7 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#16 0x00007fe058c8c15d in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#17 0x00007fe058c6501b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007fe04bb2ac8a in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#19 0x00007fe051e91417 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fe051e91650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fe051e916dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fe0586ee0bc in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fe05868d63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fe058696db0 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x000055a65112b894 in  ()
#26 0x00007fe057c94b97 in __libc_start_main (main=0x55a65112aa70, argc=1,
argv=0x7fffe43b1078, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fffe43b1068) at ../csu/libc-start.c:310
#27 0x000055a65112b9fa in _start ()

Possible duplicates by query: bug 419401, bug 418690, bug 416327, bug 415955,
bug 415820.

Reported using DrKonqi

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