Application: kontact (5.12.3)
 (Compiled from sources)
Qt Version: 5.13.2
Frameworks Version: 5.65.0
Operating System: Linux 5.0.0-36-generic x86_64
Distribution: KDE neon Testing Edition

-- Information about the crash:
- What I was doing when the application crashed:

When I lauch kontact, I have 2 windows of it. When I want to close one or the both, kontact crash.

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f378d88cbc0 (LWP 8081))]

Thread 26 (Thread 0x7f358d0e9700 (LWP 14300)):
#0  0x00007f3785a72ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f358d0e86f0, expected=0, futex_word=0x7f358d0e88c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f358d0e8790, mutex=0x7f358d0e8878, cond=0x7f358d0e88a0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f358d0e88a0, mutex=0x7f358d0e8878, abstime=0x7f358d0e8790) at pthread_cond_wait.c:667
#3  0x00007f377a99f186 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb2d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fcc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9587e1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a95b722 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a95c014 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f358d0e9700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f35b012f700 (LWP 13813)):
#0  0x00007f3785a72ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f35b012e6f0, expected=0, futex_word=0x7f35b012e8c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f35b012e790, mutex=0x7f35b012e878, cond=0x7f35b012e8a0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f35b012e8a0, mutex=0x7f35b012e878, abstime=0x7f35b012e790) at pthread_cond_wait.c:667
#3  0x00007f377a99f186 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb2d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fcc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9587e1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a95baba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a95c014 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f35b012f700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f36179d3700 (LWP 13670)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f36179d28d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f36179d2888, cond=0x7f36179d28b0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f36179d28b0, mutex=0x7f36179d2888) at pthread_cond_wait.c:655
#3  0x00007f377a99f08a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb3c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fc7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9587b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a95baba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a95c054 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f36179d3700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f3633fff700 (LWP 8148)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x7f36280049b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3783b9f5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f3628000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f3633ffe9e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x557653c53220) at thread/qthread_unix.cpp:360
#7  0x00007f3785a6c6db in start_thread (arg=0x7f3633fff700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f363922b700 (LWP 8145)):
#0  0x00007f378a16c0b4 in __GI___libc_read (fd=101, buf=0x7f363922a7d0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f3783be42d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3783b9f570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f362c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f363922a9e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x557653c120d0) at thread/qthread_unix.cpp:360
#9  0x00007f3785a6c6db in start_thread (arg=0x7f363922b700) at pthread_create.c:463
#10 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f3639a2c700 (LWP 8142)):
#0  QMutex::unlock (this=this@entry=0x55765360ed90) at thread/qmutex.cpp:335
#1  0x00007f378acdc287 in QMutexLocker::unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:219
#2  QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:213
#3  QThreadData::canWaitLocked (this=<optimized out>) at ../../include/QtCore/5.13.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:272
#4  postEventSourcePrepare (timeout=<synthetic pointer>, s=0x7f3634004fd0) at kernel/qeventdispatcher_glib.cpp:260
#5  postEventSourceCheck (source=0x7f3634004fd0) at kernel/qeventdispatcher_glib.cpp:270
#6  0x00007f3783b9efe1 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f3783b9f570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f3634000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#10 0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f3639a2b9e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#11 0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#12 0x00007f378aa98b52 in QThreadPrivate::start (arg=0x55765360ec90) at thread/qthread_unix.cpp:360
#13 0x00007f3785a6c6db in start_thread (arg=0x7f3639a2c700) at pthread_create.c:463
#14 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f3640a0d700 (LWP 8128)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x7f363c0049b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3783b9f5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f363c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f3640a0c9e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x557653910ec0) at thread/qthread_unix.cpp:360
#7  0x00007f3785a6c6db in start_thread (arg=0x7f3640a0d700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f36523d4700 (LWP 8125)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x557653ff4190, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3783b9f5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f3648000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f36523d39e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x55765377dfb0) at thread/qthread_unix.cpp:360
#7  0x00007f3785a6c6db in start_thread (arg=0x7f36523d4700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f3652bd5700 (LWP 8124)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x7f3644003ce0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3783b9f5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f3644000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f3652bd49e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x55765374b170) at thread/qthread_unix.cpp:360
#7  0x00007f3785a6c6db in start_thread (arg=0x7f3652bd5700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f3653a74700 (LWP 8123)):
#0  0x00007f378a16c0b4 in __GI___libc_read (fd=73, buf=0x7f3653a737d0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f3783be42d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3783b9f570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f364c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f3653a739e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x557653758930) at thread/qthread_unix.cpp:360
#9  0x00007f3785a6c6db in start_thread (arg=0x7f3653a74700) at pthread_create.c:463
#10 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f366a367700 (LWP 8110)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f366a3668d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f366a366888, cond=0x7f366a3668b0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f366a3668b0, mutex=0x7f366a366888) at pthread_cond_wait.c:655
#3  0x00007f377a99f08a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb3c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fc7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9587b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a95baba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a95c094 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f366a367700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f366ab68700 (LWP 8109)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f378a18e474 in ___fprintf_chk (fp=0x7f378a4498b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f37718726a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f377185a9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f377185ab44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f377185c46c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3771852114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f377a9a5ab9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a969f99 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f366ab68700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f372096f700 (LWP 8107)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f3772d6dfb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f3772d6df68, cond=0x7f3772d6df90) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f3772d6df90, mutex=0x7f3772d6df68) at pthread_cond_wait.c:655
#3  0x00007f3772a78874 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f3772a788b9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f3785a6c6db in start_thread (arg=0x7f372096f700) at pthread_create.c:463
#6  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f3721170700 (LWP 8106)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x7f36f8007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f37481fe481 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f37481efe40 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f37481f04d0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f37481f0560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f37481fe3c9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f37385cd318 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f3785a6c6db in start_thread (arg=0x7f3721170700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f3721ffb700 (LWP 8105)):
#0  0x00007f378a09e778 in __GI_getenv (name=0x7f378a20fd43 "NGUAGE", name@entry=0x7f378a20fd41 "LANGUAGE") at getenv.c:75
#1  0x00007f378a08e7b4 in guess_category_value (categoryname=0x7f378a1f8d33 <_nl_category_names+51> "LC_MESSAGES", category=5) at dcigettext.c:1566
#2  __dcigettext (domainname=0x7f378a20fd14 <_libc_intl_domainname> "libc", msgid1=0x7f378a21018a "Bad file descriptor", msgid2=msgid2@entry=0x0, plural=plural@entry=0, n=n@entry=0, category=category@entry=5) at dcigettext.c:648
#3  0x00007f378a08cd7f in __GI___dcgettext (domainname=<optimized out>, msgid=<optimized out>, category=category@entry=5) at dcgettext.c:47
#4  0x00007f378a0f9b28 in __GI___strerror_r (errnum=errnum@entry=9, buf=buf@entry=0x0, buflen=buflen@entry=0) at _strerror.c:71
#5  0x00007f378a0f9a4f in strerror (errnum=9) at strerror.c:31
#6  0x00007f377185ab31 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007f377185c46c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007f3771852114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007f377a9a5b0d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f377a969f99 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f3785a6c6db in start_thread (arg=0x7f3721ffb700) at pthread_create.c:463
#14 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f37227fc700 (LWP 8104)):
#0  0x00007f3785a72ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f37227fb670, expected=0, futex_word=0x7f37227fb848) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f37227fb710, mutex=0x7f37227fb7f8, cond=0x7f37227fb820) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f37227fb820, mutex=0x7f37227fb7f8, abstime=0x7f37227fb710) at pthread_cond_wait.c:667
#3  0x00007f377a99f186 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb2d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a90fbc0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a969f99 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3785a6c6db in start_thread (arg=0x7f37227fc700) at pthread_create.c:463
#10 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f37237fe700 (LWP 8102)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f37237fd828) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f37237fd7d8, cond=0x7f37237fd800) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f37237fd800, mutex=0x7f37237fd7d8) at pthread_cond_wait.c:655
#3  0x00007f377a99f08a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb3c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fc7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a90fbaf in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a969f99 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f37237fe700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f3723fff700 (LWP 8101)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5576534eae28) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5576534ead68, cond=0x5576534eae00) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5576534eae00, mutex=0x5576534ead68) at pthread_cond_wait.c:655
#3  0x00007f377a99f08a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377b625768 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a96f75f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3785a6c6db in start_thread (arg=0x7f3723fff700) at pthread_create.c:463
#8  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f3738ff9700 (LWP 8100)):
#0  0x00007f378a0eabf1 in _IO_no_init (fp=fp@entry=0x7f3738ff7fc0, flags=flags@entry=32768, orientation=orientation@entry=-1, wd=wd@entry=0x0, jmp=jmp@entry=0x0) at genops.c:615
#1  0x00007f378a18e12c in ___vsnprintf_chk (s=0x7f3738ff824a "", maxlen=<optimized out>, flags=1, slen=<optimized out>, format=0x7f3771875aed ": %s", args=0x7f3738ff8160) at vsnprintf_chk.c:53
#2  0x00007f37718573b3 in evutil_vsnprintf () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f377185744f in evutil_snprintf () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f377185a95c in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f377185ab44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f377185c46c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007f3771852114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007f377a9a5bea in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3779e95bc4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f377a96a108 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f3785a6c6db in start_thread (arg=0x7f3738ff9700) at pthread_create.c:463
#14 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f373affd700 (LWP 8096)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f378a18e474 in ___fprintf_chk (fp=0x7f378a4498b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f37718726a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f377185a9ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f377185ab44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f377185c46c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3771852114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f377a9a5b0d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a969f99 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f373affd700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f374a5ed700 (LWP 8087)):
#0  0x00007f3785a72ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f374a5ec6f0, expected=0, futex_word=0x7f374a5ec8c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f374a5ec790, mutex=0x7f374a5ec878, cond=0x7f374a5ec8a0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f374a5ec8a0, mutex=0x7f374a5ec878, abstime=0x7f374a5ec790) at pthread_cond_wait.c:667
#3  0x00007f377a99f186 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a99fb2d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a99fcc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a9587e1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a95baba in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f377a95c014 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3785a6c6db in start_thread (arg=0x7f374a5ed700) at pthread_create.c:463
#11 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f374adee700 (LWP 8086)):
#0  0x00007f378a17dbb7 in epoll_wait (epfd=11, events=0x7f3734002160, maxevents=32, timeout=0) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f377185c2c5 in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#2  0x00007f3771852114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f377a9a5ab9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f377a931ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f377a961b94 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f377a96a108 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f377a9a1b6a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3785a6c6db in start_thread (arg=0x7f374adee700) at pthread_create.c:463
#9  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f374bfff700 (LWP 8085)):
#0  0x00007f3783be5649 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f3783b9efec in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3783b9f570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f378acdbb9b in QEventDispatcherGlib::processEvents (this=0x7f3744000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7f374bffe9b0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007f378aa973aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#7  0x00007f37893bd0e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x7f3789634d80) at thread/qthread_unix.cpp:360
#9  0x00007f3785a6c6db in start_thread (arg=0x7f374bfff700) at pthread_create.c:463
#10 0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f37529de700 (LWP 8084)):
#0  0x00007f3785a729f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5576530fb328) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5576530fb2d8, cond=0x5576530fb300) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5576530fb300, mutex=0x5576530fb2d8) at pthread_cond_wait.c:655
#3  0x00007f3753cb12cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f3753cb0ff7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f3785a6c6db in start_thread (arg=0x7f37529de700) at pthread_create.c:463
#6  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f375c941700 (LWP 8083)):
#0  0x00007f378a170bf9 in __GI___poll (fds=0x7f375c9408e8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f378609b747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f378609d36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f375e88ce10 in QXcbEventQueue::run (this=0x557653098680) at qxcbeventqueue.cpp:228
#4  0x00007f378aa98b52 in QThreadPrivate::start (arg=0x557653098680) at thread/qthread_unix.cpp:360
#5  0x00007f3785a6c6db in start_thread (arg=0x7f375c941700) at pthread_create.c:463
#6  0x00007f378a17d88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f378d88cbc0 (LWP 8081)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f378ac87129 in QMetaObject::cast (this=this@entry=0x7f378b1324a0 <QAbstractProxyModel::staticMetaObject>, obj=obj@entry=0x557653cd0a40) at kernel/qmetaobject.cpp:381
#8  0x00007f3789b050a2 in qobject_cast<QAbstractProxyModel const*> (object=0x557653cd0a40) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobject.h:517
#9  Akonadi::EntityTreeModel::updatedCollection (model=0x557653cd0a40, collectionId=<optimized out>) at ./src/core/models/entitytreemodel.cpp:1201
#10 0x00007f3657c3b1da in MailCommon::Kernel::collectionFromId (this=<optimized out>, id=5) at ./src/kernel/mailkernel.cpp:122
#11 0x00007f365835eaa9 in KMMainWidget::updateMessageActionsDelayed (this=this@entry=0x55765375e010) at ./src/kmmainwidget.cpp:3860
#12 0x00007f365835f20f in KMMainWidget::updateMessageActions (this=this@entry=0x55765375e010, fast=fast@entry=false) at ./src/kmmainwidget.cpp:3701
#13 0x00007f3658360b53 in KMMainWidget::initializeFilterActions (this=<optimized out>) at ./src/kmmainwidget.cpp:4300
#14 0x00007f365872fb7c in KMailPart::guiActivateEvent (this=0x5576537467d0, e=<optimized out>) at ./src/kmail_part.cpp:134
#15 0x00007f378acaf3eb in QObject::event (this=0x5576537467d0, e=<optimized out>) at kernel/qobject.cpp:1282
#16 0x00007f378ba82eac in QApplicationPrivate::notify_helper (this=this@entry=0x557653050e80, receiver=receiver@entry=0x5576537467d0, e=e@entry=0x7ffc6c4d07b0) at kernel/qapplication.cpp:3703
#17 0x00007f378ba8a4b0 in QApplication::notify (this=0x7ffc6c4d2010, receiver=0x5576537467d0, e=0x7ffc6c4d07b0) at kernel/qapplication.cpp:3449
#18 0x00007f378ac7df08 in QCoreApplication::notifyInternal2 (receiver=0x5576537467d0, event=0x7ffc6c4d07b0) at kernel/qcoreapplication.cpp:1095
#19 0x00007f3788836931 in KParts::MainWindow::createGUI (this=0x557653454b50, part=0x5576537467d0) at ./src/mainwindow.cpp:125
#20 0x00007f378d2be0d3 in Kontact::MainWindow::selectPlugin (this=0x557653454b50, plugin=0x5576536f5d20) at ./src/mainwindow.cpp:725
#21 0x00007f378d2cdf38 in Kontact::MainWindow::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./obj-x86_64-linux-gnu/src/kontactprivate_autogen/EWIEGA46WW/moc_mainwindow.cpp:157
#22 0x00007f378acae8d5 in QMetaObject::activate (sender=0x557653452c50, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=<optimized out>, argv@entry=0x7ffc6c4d0a40) at kernel/qobject.cpp:3809
#23 0x00007f378acaef97 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f378d4daa00 <Kontact::SidePaneBase::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc6c4d0a40) at kernel/qobject.cpp:3660
#24 0x00007f378d2cd90f in Kontact::SidePaneBase::pluginSelected (this=<optimized out>, _t1=<optimized out>) at ./obj-x86_64-linux-gnu/src/kontactprivate_autogen/EWIEGA46WW/moc_sidepanebase.cpp:141
#25 0x00007f378acae9ef in QtPrivate::QSlotObjectBase::call (a=0x7ffc6c4d0b80, r=0x557653452c50, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#26 QMetaObject::activate (sender=0x557653422410, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=<optimized out>, argv@entry=0x7ffc6c4d0b80) at kernel/qobject.cpp:3789
#27 0x00007f378acaef97 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f378d4daac0 <Kontact::Navigator::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc6c4d0b80) at kernel/qobject.cpp:3660
#28 0x00007f378d2cd8af in Kontact::Navigator::pluginActivated (this=<optimized out>, _t1=<optimized out>) at ./obj-x86_64-linux-gnu/src/kontactprivate_autogen/EWIEGA46WW/moc_iconsidepane.cpp:161
#29 0x00007f378acae9ef in QtPrivate::QSlotObjectBase::call (a=0x7ffc6c4d0cb0, r=0x557653422410, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#30 QMetaObject::activate (sender=sender@entry=0x557653451090, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=<optimized out>, argv@entry=0x7ffc6c4d0cb0) at kernel/qobject.cpp:3789
#31 0x00007f378acaef97 in QMetaObject::activate (sender=sender@entry=0x557653451090, m=m@entry=0x7f378b132260 <QItemSelectionModel::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffc6c4d0cb0) at kernel/qobject.cpp:3660
#32 0x00007f378ac2712a in QItemSelectionModel::currentChanged (this=this@entry=0x557653451090, _t1=..., _t2=...) at .moc/moc_qitemselectionmodel.cpp:466
#33 0x00007f378ac273b6 in QItemSelectionModel::setCurrentIndex (this=this@entry=0x557653451090, index=..., command=command@entry=...) at itemmodels/qitemselectionmodel.cpp:1414
#34 0x00007f378bcdc32c in QAbstractItemView::mousePressEvent (this=0x557653422410, event=<optimized out>) at itemviews/qabstractitemview.cpp:1793
#35 0x00007f378bac460f in QWidget::event (this=this@entry=0x557653422410, event=event@entry=0x7ffc6c4d1490) at kernel/qwidget.cpp:8955
#36 0x00007f378bb68a1e in QFrame::event (this=0x557653422410, e=0x7ffc6c4d1490) at widgets/qframe.cpp:550
#37 0x00007f378bce1403 in QAbstractItemView::viewportEvent (this=0x557653422410, event=0x7ffc6c4d1490) at itemviews/qabstractitemview.cpp:1753
#38 0x00007f378ac7dc8d in QCoreApplicationPrivate::sendThroughObjectEventFilters (receiver=receiver@entry=0x557653454c70, event=event@entry=0x7ffc6c4d1490) at kernel/qcoreapplication.cpp:1221
#39 0x00007f378ba82e85 in QApplicationPrivate::notify_helper (this=this@entry=0x557653050e80, receiver=receiver@entry=0x557653454c70, e=e@entry=0x7ffc6c4d1490) at kernel/qapplication.cpp:3697
#40 0x00007f378ba8b388 in QApplication::notify (this=<optimized out>, receiver=0x557653454c70, e=0x7ffc6c4d1490) at kernel/qapplication.cpp:3163
#41 0x00007f378ac7df08 in QCoreApplication::notifyInternal2 (receiver=0x557653454c70, event=0x7ffc6c4d1490) at kernel/qcoreapplication.cpp:1095
#42 0x00007f378ac7e0ee in QCoreApplication::sendSpontaneousEvent (receiver=receiver@entry=0x557653454c70, event=event@entry=0x7ffc6c4d1490) at kernel/qcoreapplication.cpp:1502
#43 0x00007f378ba8997f in QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x557653454c70, event=event@entry=0x7ffc6c4d1490, alienWidget=0x557653454c70, nativeWidget=0x557653452c50, buttonDown=buttonDown@entry=0x7f378c18c8b0 <qt_button_down>, lastMouseReceiver=..., spontaneous=true, onlyDispatchEnterLeave=false) at kernel/qapplication.cpp:2649
#44 0x00007f378bade6b1 in QWidgetWindow::handleMouseEvent (this=this@entry=0x557653b1a9b0, event=event@entry=0x7ffc6c4d1920) at kernel/qwidgetwindow.cpp:662
#45 0x00007f378bae164a in QWidgetWindow::event (this=0x557653b1a9b0, event=0x7ffc6c4d1920) at kernel/qwidgetwindow.cpp:281
#46 0x00007f378ba82eac in QApplicationPrivate::notify_helper (this=this@entry=0x557653050e80, receiver=receiver@entry=0x557653b1a9b0, e=e@entry=0x7ffc6c4d1920) at kernel/qapplication.cpp:3703
#47 0x00007f378ba8a4b0 in QApplication::notify (this=0x7ffc6c4d2010, receiver=0x557653b1a9b0, e=0x7ffc6c4d1920) at kernel/qapplication.cpp:3449
#48 0x00007f378ac7df08 in QCoreApplication::notifyInternal2 (receiver=0x557653b1a9b0, event=0x7ffc6c4d1920) at kernel/qcoreapplication.cpp:1095
#49 0x00007f378ac7e0ee in QCoreApplication::sendSpontaneousEvent (receiver=receiver@entry=0x557653b1a9b0, event=event@entry=0x7ffc6c4d1920) at kernel/qcoreapplication.cpp:1502
#50 0x00007f378b251495 in QGuiApplicationPrivate::processMouseEvent (e=e@entry=0x557653d746c0) at kernel/qguiapplication.cpp:2111
#51 0x00007f378b2511ac in QGuiApplicationPrivate::processMouseEvent (e=0x557653d746c0) at kernel/qguiapplication.cpp:1992
#52 0x00007f378b2525e5 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x557653d746c0) at kernel/qguiapplication.cpp:1846
#53 0x00007f378b22c79b in QWindowSystemInterface::sendWindowSystemEvents (flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1148
#54 0x00007f375e88ddda in xcbSourceDispatch (source=<optimized out>) at qxcbeventdispatcher.cpp:105
#55 0x00007f3783b9f417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007f3783b9f650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#57 0x00007f3783b9f6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007f378acdbb7f in QEventDispatcherGlib::processEvents (this=0x5576530f52c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#59 0x00007f378ac7c06a in QEventLoop::exec (this=this@entry=0x7ffc6c4d1ee0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#60 0x00007f378ac853e0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403
#61 0x0000557652ca8465 in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:229

Possible duplicates by query: bug 405922, bug 403359, bug 359445, bug 352408, bug 345555.

Reported using DrKonqi