https://bugs.kde.org/show_bug.cgi?id=459896

            Bug ID: 459896
           Summary: Plasmashell crashed after reboot (random)
    Classification: Plasma
           Product: plasmashell
           Version: 5.25.5
          Platform: Neon
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: thenorthwestg...@tutanota.com
                CC: k...@davidedmundson.co.uk
  Target Milestone: 1.0

Application: plasmashell (5.25.5)

Qt Version: 5.15.6
Frameworks Version: 5.98.0
Operating System: Linux 5.15.0-48-generic x86_64
Windowing System: X11
Distribution: KDE neon User - 5.25
DrKonqi: 5.25.5 [KCrashBackend]

-- Information about the crash:
Every so often plasmashell crashes after rebooting. This instance, I installed
an update to Google Chrome through Discover and the system said it needed a
reboot. Upon reaching the desktop the crash handler said that plasmashell had
crashed.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[New LWP 1723]
[New LWP 2017]
[New LWP 2044]
[New LWP 2096]
[New LWP 2126]
[New LWP 2136]
[New LWP 3676]
[New LWP 3680]
[New LWP 3686]
[New LWP 3687]
[New LWP 3688]
[New LWP 3689]
[New LWP 3690]
[New LWP 3691]
[New LWP 3692]
[New LWP 3693]
[New LWP 3694]
[New LWP 3695]
[New LWP 3696]
[New LWP 3697]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
__preamble__
[Current thread is 1 (Thread 0x7f1f1ac432c0 (LWP 1711))]

Thread 21 (Thread 0x7f1eab7fe700 (LWP 3697)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7f1eab7fd9c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f1eab7fd978,
cond=0x7f1eab7fd9a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f1eab7fd9a0, mutex=0x7f1eab7fd978) at
pthread_cond_wait.c:647
#3  0x00007f1ed6936c5b in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in ?? ()

Thread 20 (Thread 0x7f1eabfff700 (LWP 3696)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7f1eabffe9c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f1eabffe978,
cond=0x7f1eabffe9a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f1eabffe9a0, mutex=0x7f1eabffe978) at
pthread_cond_wait.c:647
#3  0x00007f1ed6936c5b in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in ?? ()

Thread 19 (Thread 0x7f1ec8fdf700 (LWP 3695)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x562540fa0638) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x562540fa0578,
cond=0x562540fa0610) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x562540fa0610, mutex=0x562540fa0578) at
pthread_cond_wait.c:647
#3  0x00007f1ed6936c5b in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f1eb0000bf0 in ?? ()
#5  0x00007f1f0c002400 in ?? ()
#6  0x00007f1ec8fdec00 in ?? ()
#7  0x00007f1ed691e371 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x0000000000000000 in ?? ()

Thread 18 (Thread 0x7f1ec97e0700 (LWP 3694)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f1ec97df8f0, clockid=<optimized out>, expected=0,
futex_word=0x7f1ec97dfac8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f1ec97df8f0, clockid=<optimized
out>, mutex=0x7f1ec97dfa78, cond=0x7f1ec97dfaa0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7f1ec97dfaa0, mutex=0x7f1ec97dfa78,
abstime=0x7f1ec97df8f0) at pthread_cond_wait.c:665
#3  0x00007f1ed6936dba in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000001ca in ?? ()
#5  0x000000001efa080c in ?? ()
#6  0x00000000000001a9 in ?? ()
#7  0x000000001efa080c in ?? ()
#8  0x00007f1ec97df9c0 in ?? ()
#9  0x00007f1ed691a2f1 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x0000000000000000 in ?? ()

Thread 17 (Thread 0x7f1ec9fe1700 (LWP 3693)):
#0  0x00007f1f1eb26fcb in __GI___select (nfds=30, readfds=0x7f1ec9fe0b60,
writefds=0x0, exceptfds=0x0, timeout=0x0) at
../sysdeps/unix/sysv/linux/select.c:41
#1  0x00007f1ed693c944 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x0000000000000030 in ?? ()
#3  0x00007f1e00000004 in ?? ()
#4  0x00007f1ec9fe0b60 in ?? ()
#5  0x00007f1ec9fe0be0 in ?? ()
#6  0x0000000000000001 in ?? ()
#7  0x00007f1ec9fe0bf0 in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7f1eca7e2700 (LWP 3692)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f1eca7e18f0, clockid=<optimized out>, expected=0,
futex_word=0x7f1eca7e1ac8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f1eca7e18f0, clockid=<optimized
out>, mutex=0x7f1eca7e1a78, cond=0x7f1eca7e1aa0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7f1eca7e1aa0, mutex=0x7f1eca7e1a78,
abstime=0x7f1eca7e18f0) at pthread_cond_wait.c:665
#3  0x00007f1ed6936dba in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000001ca in ?? ()
#5  0x000000001efc4e8e in ?? ()
#6  0x00000000000001a9 in ?? ()
#7  0x000000001efc4e8e in ?? ()
#8  0x00005625410a9ce8 in ?? ()
#9  0x00007f1ed6949a31 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x0000000000000000 in ?? ()

Thread 15 (Thread 0x7f1ecafe3700 (LWP 3691)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f1ecafe28f0, clockid=<optimized out>, expected=0,
futex_word=0x7f1ecafe2ac8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f1ecafe28f0, clockid=<optimized
out>, mutex=0x7f1ecafe2a78, cond=0x7f1ecafe2aa0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7f1ecafe2aa0, mutex=0x7f1ecafe2a78,
abstime=0x7f1ecafe28f0) at pthread_cond_wait.c:665
#3  0x00007f1ed6936dba in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000001ca in ?? ()
#5  0x000000001f45caa9 in ?? ()
#6  0x00000000000001a9 in ?? ()
#7  0x000000001f45caa9 in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7f1ecb7e4700 (LWP 3690)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f1ecb7e38f0, clockid=<optimized out>, expected=0,
futex_word=0x7f1ecb7e3ac8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f1ecb7e38f0, clockid=<optimized
out>, mutex=0x7f1ecb7e3a78, cond=0x7f1ecb7e3aa0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7f1ecb7e3aa0, mutex=0x7f1ecb7e3a78,
abstime=0x7f1ecb7e38f0) at pthread_cond_wait.c:665
#3  0x00007f1ed6936dba in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000001ca in ?? ()
#5  0x000000001efcb81e in ?? ()
#6  0x00000000000001a9 in ?? ()
#7  0x000000001efcb81e in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7f1ecbfe5700 (LWP 3689)):
#0  0x00007f1f1eb3146e in epoll_wait (epfd=23, events=0x7f1ec4002090,
maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f1ef0f145e9 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2  0x00007f1ef0f0a625 in event_base_loop () from
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3  0x00007f1ed69464f7 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f1ecbfe4b50 in ?? ()
#5  0x0001000000000000 in ?? ()
#6  0x00007f1ecbfe4a20 in ?? ()
#7  0x00007f1ecbfe4a18 in ?? ()
#8  0x00007f1ecbfe4ad8 in ?? ()
#9  0x00007f1ecbfe4b50 in ?? ()
#10 0x00007f1ecbfe4bb0 in ?? ()
#11 0x00007f1f1eaac299 in __GI___libc_malloc (bytes=139770248186464) at
malloc.c:3066
#12 0x0000000000000001 in ?? ()
#13 0x7fffffffffffffff in ?? ()
#14 0x00007f1ecbfe4bb0 in ?? ()
#15 0x00007f1ecbfe4a90 in ?? ()
#16 0x00007f1ed68fd1dc in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7f1ecc7e6700 (LWP 3688)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f1ecc7e58f0, clockid=<optimized out>, expected=0,
futex_word=0x7f1ecc7e5ac8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f1ecc7e58f0, clockid=<optimized
out>, mutex=0x7f1ecc7e5a78, cond=0x7f1ecc7e5aa0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7f1ecc7e5aa0, mutex=0x7f1ecc7e5a78,
abstime=0x7f1ecc7e58f0) at pthread_cond_wait.c:665
#3  0x00007f1ed6936dba in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000001ca in ?? ()
#5  0x000000001efc4313 in ?? ()
#6  0x00000000000001a9 in ?? ()
#7  0x000000001efc4313 in ?? ()
#8  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7f1ef1e86700 (LWP 3687)):
#0  0x00007f1f1eb3146e in epoll_wait (epfd=18, events=0x7f1ee8001230,
maxevents=32, timeout=2100000) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f1ef0f145e9 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
#2  0x00007f1ef0f0a625 in event_base_loop () from
/lib/x86_64-linux-gnu/libevent-2.1.so.7
#3  0x00007f1ed69464c8 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f1ee8001970 in ?? ()
#5  0x0001000000000000 in ?? ()
#6  0x00007f1ef1e85a40 in ?? ()
#7  0x00007f1ef1e85a38 in ?? ()
#8  0x00007f1ef1e85af8 in ?? ()
#9  0x00000000d3000492 in ?? ()
#10 0x0000000000000dd3 in ?? ()
#11 0x00000000000f29d2 in ?? ()
#12 0x00007f1edbd7eea0 in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00005625410a7de0 in ?? ()
#14 0x7fffffffffffffff in ?? ()
#15 0x0000000000000001 in ?? ()
#16 0x7fffffffffffffff in ?? ()
#17 0x00007f1ef1e85bb0 in ?? ()
#18 0x00007f1ef1e85ab0 in ?? ()
#19 0x00007f1ed68fd1dc in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f1ef2687700 (LWP 3686)):
#0  0x00007f1f1eaf4c7f in __GI___wait4 (pid=3683, stat_loc=0x7f1ef2686bcc,
options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:27
#1  0x00007f1ed69361bb in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f1f0c004bb0 in ?? ()
#3  0x00007f1f0c002460 in ?? ()
#4  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f1f198e6700 (LWP 3680)):
#0  0x00007f1f1eb2499f in __GI___poll (fds=0x7f1f198e5a50, nfds=2, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1ed93ea41a in ?? () from
/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x000000010000000e in ?? ()
#3  0x000000010000000d in ?? ()
#4  0x00007f1f198e5b00 in ?? ()
#5  0x00007f1f1ed473a4 in std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >::_M_mutate(unsigned long,
unsigned long, char const*, unsigned long) () from
/lib/x86_64-linux-gnu/libstdc++.so.6
#6  0x00007f1f00000005 in ?? ()
#7  0x00007f1f0c0008e8 in ?? ()
#8  0x0000000000000070 in ?? ()
#9  0x0000000000000001 in ?? ()
#10 0x0000003100000005 in ?? ()
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f1f05f73700 (LWP 3676)):
#0  0x00007f1f1eb2499f in __GI___poll (fds=0x7f1ef40051f0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1f1d23836e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f1d2384a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f1f0f5b9b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1f1f099b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1f1eeb3342 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1ef1649689 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#7  0x00007f1f1eeb4543 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f1ef2e88700 (LWP 2136)):
[KCrash Handler]
#4  0x00007f1f04113722 in
std::thread::_State_impl<std::thread::_Invoker<std::tuple<KActivities::Stats::ResultModelPrivate::Cache::replace(QList<KActivities::Stats::ResultSet::Result>
const&, int)::{lambda()#1}> > >::_M_run() () from
/lib/x86_64-linux-gnu/libKF5ActivitiesStats.so.1
#5  0x00007f1f1ecdade4 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#6  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f1f05437700 (LWP 2126)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5625401625f4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5625401625a0,
cond=0x5625401625c8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5625401625c8, mutex=0x5625401625a0) at
pthread_cond_wait.c:647
#3  0x00007f1f1eeba5eb in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1f20b57394 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f1f20b57809 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f1f1eeb4543 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f1f06baa700 (LWP 2096)):
#0  0x00007f1f1eb2499f in __GI___poll (fds=0x7f1efc004e60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1f1d23836e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f1d2384a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f1f0f5b9b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1f1f099b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1f1eeb3342 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1f1eeb4543 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f1f117a0700 (LWP 2044)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x56253e850478) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x56253e850428,
cond=0x56253e850450) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x56253e850450, mutex=0x56253e850428) at
pthread_cond_wait.c:647
#3  0x00007f1f11b7e5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f1f11b7e1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1f13fff700 (LWP 2017)):
#0  __GI___libc_read (nbytes=16, buf=0x7f1f13ffe9b0, fd=12) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=12, buf=0x7f1f13ffe9b0, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f1f1d280b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f1d237ebe in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1f1d238312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1f1d2384a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1f1f0f5b9b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f1f1f099b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1f1eeb3342 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f1f206f3919 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f1f1eeb4543 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1f1a0e7700 (LWP 1723)):
#0  0x00007f1f1eb2499f in __GI___poll (fds=0x7f1f14014df0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1f1d23836e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f1d2384a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f1f0f5b82 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1f1f099b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1f1eeb3342 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1f1fa34f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f1f1eeb4543 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1f1e6e5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f1f1eb31133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f1f1ac432c0 (LWP 1711)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f1f1eeb66f1 in QSemaphore::acquire(int) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f1f1f0d2256 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f1f1f0cb643 in QObject::destroyed(QObject*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1f1f0d0500 in QObject::~QObject() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1ef01fa3ce in ?? () from
/lib/x86_64-linux-gnu/libKF5NetworkManagerQt.so.6
#6  0x00007f1f1ea588a7 in __run_exit_handlers (status=1, listp=0x7f1f1ebfe718
<__exit_funcs>, run_list_atexit=run_list_atexit@entry=true,
run_dtors=run_dtors@entry=true) at exit.c:108
#7  0x00007f1f1ea58a60 in __GI_exit (status=<optimized out>) at exit.c:139
#8  0x00007f1f1df5b0a3 in _XDefaultIOError () from
/lib/x86_64-linux-gnu/libX11.so.6
#9  0x00007f1f1a81536e in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#10 0x00007f1f1df5b352 in _XIOError () from /lib/x86_64-linux-gnu/libX11.so.6
#11 0x00007f1f1df58498 in ?? () from /lib/x86_64-linux-gnu/libX11.so.6
#12 0x00007f1f1df58cad in _XFlush () from /lib/x86_64-linux-gnu/libX11.so.6
#13 0x00007f1f1df5b9dd in _XGetRequest () from
/lib/x86_64-linux-gnu/libX11.so.6
#14 0x00007f1f1df34cad in XChangeProperty () from
/lib/x86_64-linux-gnu/libX11.so.6
#15 0x00007f1f1df53b75 in XSetTextProperty () from
/lib/x86_64-linux-gnu/libX11.so.6
#16 0x00007f1f1a7fe7dd in QXcbWindow::setWindowTitle(QXcbConnection const*,
unsigned int, QString const&) () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#17 0x00007f1f1a80236a in QXcbWindow::create() () from
/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#18 0x00007f1f1a7ee046 in QXcbIntegration::createPlatformWindow(QWindow*) const
() from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#19 0x00007f1f1f48d6e4 in QWindowPrivate::create(bool, unsigned long long) ()
from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f1f1f48dae8 in QWindow::winId() const () from
/lib/x86_64-linux-gnu/libQt5Gui.so.5
#21 0x00007f1f214d3fdc in ?? () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#22 0x00007f1f214d490d in
PlasmaQuick::Dialog::setFramelessFlags(QFlags<Qt::WindowType>) () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#23 0x00007f1f214d7b9f in ?? () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#24 0x00007f1f2063a64d in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f1f206c0e07 in QQmlObjectCreator::setPropertyValue(QQmlPropertyData
const*, QV4::CompiledData::Binding const*) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007f1f206c289d in
QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*,
QV4::CompiledData::Binding const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#27 0x00007f1f206c40ff in QQmlObjectCreator::setupBindings(bool) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007f1f206c54d9 in QQmlObjectCreator::populateInstance(int, QObject*,
QObject*, QQmlPropertyData const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f1f206c66c7 in QQmlObjectCreator::createInstance(int, QObject*,
bool) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f1f206c3d1d in
QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*,
QV4::CompiledData::Binding const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f1f206c40ff in QQmlObjectCreator::setupBindings(bool) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#32 0x00007f1f206c54d9 in QQmlObjectCreator::populateInstance(int, QObject*,
QObject*, QQmlPropertyData const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#33 0x00007f1f206c66c7 in QQmlObjectCreator::createInstance(int, QObject*,
bool) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#34 0x00007f1f206c7836 in QQmlObjectCreator::create(int, QObject*,
QQmlInstantiationInterrupt*, int) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#35 0x00007f1f20643471 in
QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () from
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#36 0x00007f1f20643d16 in QQmlEnginePrivate::incubate(QQmlIncubator&,
QQmlContextData*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007f1f2063d29e in QQmlComponent::create(QQmlIncubator&, QQmlContext*,
QQmlContext*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#38 0x00007f1f2110901d in
KDeclarative::QmlObject::createObjectFromComponent(QQmlComponent*,
QQmlContext*, QHash<QString, QVariant> const&) () from
/lib/x86_64-linux-gnu/libKF5Declarative.so.5
#39 0x00007f1f214ccd12 in ?? () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#40 0x00007f1f214cddd5 in ?? () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#41 0x00007f1f214d0649 in PlasmaQuick::AppletQuickItem::init() () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#42 0x00007f1f18186459 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#43 0x00007f1f214d20d1 in
PlasmaQuick::AppletQuickItem::itemChange(QQuickItem::ItemChange,
QQuickItem::ItemChangeData const&) () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#44 0x00007f1f20b9a6ad in QQuickItemPrivate::itemChange(QQuickItem::ItemChange,
QQuickItem::ItemChangeData const&) () from
/lib/x86_64-linux-gnu/libQt5Quick.so.5
#45 0x00007f1f20b9dc1e in QQuickItemPrivate::refWindow(QQuickWindow*) () from
/lib/x86_64-linux-gnu/libQt5Quick.so.5
#46 0x00007f1f20b9dbde in QQuickItemPrivate::refWindow(QQuickWindow*) () from
/lib/x86_64-linux-gnu/libQt5Quick.so.5
#47 0x00007f1f20b9fa74 in QQuickItem::setParentItem(QQuickItem*) () from
/lib/x86_64-linux-gnu/libQt5Quick.so.5
#48 0x00007f1f214de6d0 in ?? () from
/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#49 0x000056253d7b4b22 in ?? ()
#50 0x00007f1f1f0d22f2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f1f1f0d6e8e in QTimer::timeout(QTimer::QPrivateSignal) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007f1f1f0c8c25 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#53 0x00007f1f1fdcfe43 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#54 0x00007f1f1fdd8c58 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#55 0x00007f1f1f09b03a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007f1f1f0f4ed0 in QTimerInfoList::activateTimers() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007f1f1f0f5804 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x00007f1f1d23817d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007f1f1d238400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007f1f1d2384a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007f1f1f0f5b82 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#62 0x00007f1f1f099b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#63 0x00007f1f1f0a1ce4 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#64 0x000056253d789577 in ?? ()
#65 0x00007f1f1ea36083 in __libc_start_main (main=0x56253d7886b0, argc=1,
argv=0x7fff46d6fbd8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff46d6fbc8) at ../csu/libc-start.c:308
#66 0x000056253d78969e in ?? ()
[Inferior 1 (process 1711) detached]

Reported using DrKonqi

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