[kmail2] [Bug 380087] New: KMail crash on quit

Jonathan Verner bugzilla_noreply at kde.org
Mon May 22 14:29:18 BST 2017


https://bugs.kde.org/show_bug.cgi?id=380087

            Bug ID: 380087
           Summary: KMail crash on quit
           Product: kmail2
           Version: 5.5.1
          Platform: Neon Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: jonathan.verner at gmail.com
  Target Milestone: ---

Application: kmail (5.5.1)

Qt Version: 5.7.1
Frameworks Version: 5.34.0
Operating System: Linux 4.4.0-78-generic x86_64
Distribution: KDE neon User Edition 5.9

-- Information about the crash:
- What I was doing when the application crashed:
After a time, Kmail stops displaying mail (the message pane just shows
"Retrieving folder contents. Please wait".) Restarting kmail sometimes helps.
So I quit kmail using Ctrl-Q and the crash happend.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f97c993ca00 (LWP 29733))]

Thread 26 (Thread 0x7f969bb7d700 (LWP 4408)):
#0  0x00007f97ea9a0a79 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f97ea95b929 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97ea95c2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f96ac01c420, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f969bb7cbc0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#7  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x6ccacd0) at
thread/qthread_unix.cpp:368
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f969bb7d700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f973e337700 (LWP 31510)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e41215af in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4121bc9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e4121d80 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97ec6b56ba in start_thread (arg=0x7f973e337700) at
pthread_create.c:333
#6  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f973fdf6700 (LWP 30283)):
#0  QTimerInfoList::timerWait (this=0x7f96b4002cd0, tm=...) at
kernel/qtimerinfo_unix.cpp:387
#1  0x00007f97f69a1d0e in timerSourcePrepareHelper (timeout=0x7f973fdf59f4,
src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#2  timerSourcePrepare (source=<optimized out>, timeout=0x7f973fdf59f4) at
kernel/qeventdispatcher_glib.cpp:165
#3  0x00007f97ea95b91d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f97ea95c2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f96b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f973fdf5bc0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#8  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#9  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x5053400) at
thread/qthread_unix.cpp:368
#10 0x00007f97ec6b56ba in start_thread (arg=0x7f973fdf6700) at
pthread_create.c:333
#11 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f9744d61700 (LWP 30267)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e41215af in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4121bc9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e4121d80 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97ec6b56ba in start_thread (arg=0x7f9744d61700) at
pthread_create.c:333
#6  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f9745ff3700 (LWP 30266)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97dfe496f4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f97dfe49739 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f97ec6b56ba in start_thread (arg=0x7f9745ff3700) at
pthread_create.c:333
#4  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f9765ffb700 (LWP 30226)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e41215af in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4121bc9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e4121d80 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97ec6b56ba in start_thread (arg=0x7f9765ffb700) at
pthread_create.c:333
#6  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f97667fc700 (LWP 30225)):
#0  __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f97f609df84 in ___fprintf_chk (fp=0x7f97f634d770
<_IO_stdfile_2_lock>, flag=1, format=0x7f97d9f90734 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f97d9f7845e in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007f97d9f78654 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007f97d9f7cc38 in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007f97d9f66e2d in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007f97e40ce199 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f97ec6b56ba in start_thread (arg=0x7f97667fc700) at
pthread_create.c:333
#12 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f9766ffd700 (LWP 30224)):
#0  0x00007f97f6082b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f97db336861 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f97db327e11 in pa_mainloop_poll () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f97db3284ae in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f97db328560 in pa_mainloop_run () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f97db3367a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f97d3b19078 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#7  0x00007f97ec6b56ba in start_thread (arg=0x7f9766ffd700) at
pthread_create.c:333
#8  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f97677fe700 (LWP 30223)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f97e4115b92 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e411642d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f7658 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f97677fe700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f9767fff700 (LWP 30222)):
#0  0x00007f97f6007883 in _int_free (av=0x7f97f634bb20 <main_arena>,
p=0x904bf10, have_lock=0) at malloc.c:3894
#1  0x00007f97f600b98c in __GI___libc_free (mem=<optimized out>) at
malloc.c:2966
#2  0x00007f9692dc3d33 in HashMgr::~HashMgr() () from
/usr/lib/x86_64-linux-gnu/libhunspell-1.3.so.0
#3  0x00007f9692dc65d9 in Hunspell::~Hunspell() () from
/usr/lib/x86_64-linux-gnu/libhunspell-1.3.so.0
#4  0x00007f9698099654 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/sonnet/hunspell.so
#5  0x00007f9698099679 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/sonnet/hunspell.so
#6  0x00007f97e0a2a6f6 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5SonnetCore.so.5
#7  0x00007f97f67e0349 in QHashData::free_helper (this=0x5ef58a0,
node_delete=0x7f97e0a2a680) at tools/qhash.cpp:594
#8  0x00007f97e0a28c5c in Sonnet::Loader::~Loader() () from
/usr/lib/x86_64-linux-gnu/libKF5SonnetCore.so.5
#9  0x00007f97e0a28d99 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5SonnetCore.so.5
#10 0x00007f97f5fc1ff8 in __run_exit_handlers (status=1, listp=0x7f97f634b5f8
<__exit_funcs>, run_list_atexit=run_list_atexit at entry=true) at exit.c:82
#11 0x00007f97f5fc2045 in __GI_exit (status=<optimized out>) at exit.c:104
#12 0x00007f97ecb13ac5 in _XDefaultIOError () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#13 0x00007f97c953f8ce in ioErrorHandler (dpy=0xfb07e0) at
qxcbconnection.cpp:167
#14 0x00007f97ecb13cee in _XIOError () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#15 0x00007f97ecb10fb2 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#16 0x00007f97ecb117e9 in _XFlush () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#17 0x00007f97ecb14385 in _XGetRequest () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#18 0x00007f97ebcd9427 in glXDestroyPbuffer () from
/usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
#19 0x00007f97e277ee5e in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x00007f97e39a4ba9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#21 0x00007f97e39a4e89 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#22 0x00007f97e27d1ee7 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#23 0x00007f97e27d1fe9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#24 0x00007f97e309ed0c in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#25 0x00007f97e27d36f3 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007f97e412241d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#28 0x00007f97ec6b56ba in start_thread (arg=0x7f9767fff700) at
pthread_create.c:333
#29 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f9788ff9700 (LWP 30221)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e3c026f0 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e3beb069 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e3beb0eb in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e3be69ba in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e4f7d17e in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e4f7f5b4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e4f7f605 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e4f7f6e9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f97ec6b56ba in start_thread (arg=0x7f9788ff9700) at
pthread_create.c:333
#14 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f97897fa700 (LWP 30220)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e36dfa6d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4121c5e in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e4121d80 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97ec6b56ba in start_thread (arg=0x7f97897fa700) at
pthread_create.c:333
#6  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f9789ffb700 (LWP 30219)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e411639d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4116475 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f760d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f9789ffb700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f978a7fc700 (LWP 30218)):
#0  __lll_unlock_wake_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:341
#1  0x00007f97f609e038 in _IO_acquire_lock_clear_flags2_fct (p=<synthetic
pointer>) at ../libio/libioP.h:877
#2  ___fprintf_chk (fp=0x7f97f634c540 <_IO_2_1_stderr_>, flag=1,
format=<optimized out>) at fprintf_chk.c:30
#3  0x00007f97d9f7845e in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007f97d9f78654 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007f97d9f7cc38 in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007f97d9f66e2d in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#7  0x00007f97e40ce252 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97e32f78d8 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f97e32f7a1b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f97ec6b56ba in start_thread (arg=0x7f978a7fc700) at
pthread_create.c:333
#15 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f978affd700 (LWP 30217)):
#0  0x00007f97f607e6fd in write () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f97f6000bff in _IO_new_file_write (f=0x7f97f634c540
<_IO_2_1_stderr_>, data=0x7f978aff9a40, n=46) at fileops.c:1263
#2  0x00007f97f600138a in new_do_write (to_do=46, data=0x7f978aff9a40 "[warn]
epoll_wait: Chybn\303\275 popisova\304\215 souboru\n", fp=0x7f97f634c540
<_IO_2_1_stderr_>) at fileops.c:518
#3  _IO_new_file_xsputn (f=0x7f97f634c540 <_IO_2_1_stderr_>, data=<optimized
out>, n=46) at fileops.c:1342
#4  0x00007f97f5fd7f94 in buffered_vfprintf (s=0x7f97f634c540
<_IO_2_1_stderr_>, format=<optimized out>, args=<optimized out>) at
vfprintf.c:2341
#5  0x00007f97f5fd532d in _IO_vfprintf_internal (s=s at entry=0x7f97f634c540
<_IO_2_1_stderr_>, format=0x7f97d9f90734 "[%s] %s\n",
ap=ap at entry=0x7f978affbff8) at vfprintf.c:1293
#6  0x00007f97f609dfd9 in ___fprintf_chk (fp=0x7f97f634c540 <_IO_2_1_stderr_>,
flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007f97d9f7845e in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#8  0x00007f97d9f78654 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#9  0x00007f97d9f7cc38 in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#10 0x00007f97d9f66e2d in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#11 0x00007f97e40ce0fe in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f97e32f7828 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f97e32f7a7b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007f97ec6b56ba in start_thread (arg=0x7f978affd700) at
pthread_create.c:333
#19 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f978b7fe700 (LWP 30216)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e411639d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4116475 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f760d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e32f7778 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e32f7a6b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97ec6b56ba in start_thread (arg=0x7f978b7fe700) at
pthread_create.c:333
#11 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f978bfff700 (LWP 30215)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e411639d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4116475 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f760d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e32f76c8 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e32f7a5b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97ec6b56ba in start_thread (arg=0x7f978bfff700) at
pthread_create.c:333
#11 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f97a0ff9700 (LWP 30214)):
#0  __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f97f609df84 in ___fprintf_chk (fp=0x7f97f634d770
<_IO_stdfile_2_lock>, flag=1, format=0x7f97d9f90734 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f97d9f7845e in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007f97d9f78654 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007f97d9f7cc38 in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007f97d9f66e2d in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007f97e40ce0fe in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e32f7618 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97e32f7a4b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f97ec6b56ba in start_thread (arg=0x7f97a0ff9700) at
pthread_create.c:333
#14 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f97a17fa700 (LWP 30213)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e411639d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4116475 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f760d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e32f7568 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e32f7a3b in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e4122428 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97ec6b56ba in start_thread (arg=0x7f97a17fa700) at
pthread_create.c:333
#11 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f97a2ffd700 (LWP 30208)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f97e411639d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f97e4116475 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f97e40f760d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f97a2ffd700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f97a37fe700 (LWP 30207)):
#0  __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f97f609df84 in ___fprintf_chk (fp=0x7f97f634d770
<_IO_stdfile_2_lock>, flag=1, format=0x7f97d9f90734 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f97d9f7845e in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007f97d9f78654 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007f97d9f7cc38 in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007f97d9f66e2d in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007f97e40ce0fe in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f97e4109a32 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f97e40f36f5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f97e41223aa in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f97e411e747 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f97ec6b56ba in start_thread (arg=0x7f97a37fe700) at
pthread_create.c:333
#12 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f97bddad700 (LWP 29746)):
#0  0x00007f97ea9a0a70 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f97ea95c34e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f97a80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f97bddacbc0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x138bdd0) at
thread/qthread_unix.cpp:368
#7  0x00007f97ec6b56ba in start_thread (arg=0x7f97bddad700) at
pthread_create.c:333
#8  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f97be5ae700 (LWP 29742)):
#0  0x00007f97f607e69d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f97ea99f6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97ea95be74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97ea95c330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f97b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f97be5adbc0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#8  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x13ee050) at
thread/qthread_unix.cpp:368
#9  0x00007f97ec6b56ba in start_thread (arg=0x7f97be5ae700) at
pthread_create.c:333
#10 0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f97bedee700 (LWP 29741)):
#0  0x00007f97ea9a0a94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f97ea95b910 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97ea95c2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f97b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f97bededbc0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#7  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x13e9960) at
thread/qthread_unix.cpp:368
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f97bedee700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f97bffff700 (LWP 29739)):
#0  0x00007f97f6082b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f97ea95c38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f97f69a275b in QEventDispatcherGlib::processEvents
(this=0x7f97b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7f97bfffeb90,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f97f677cf64 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007f97f88ff735 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f97f6781b48 in QThreadPrivate::start (arg=0x7f97f8973d60) at
thread/qthread_unix.cpp:368
#8  0x00007f97ec6b56ba in start_thread (arg=0x7f97bffff700) at
pthread_create.c:333
#9  0x00007f97f608e82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f97c993ca00 (LWP 29733)):
[KCrash Handler]
#6  0x00007f97f6e3ef69 in QBrushDataPointerDeleter::cleanup (d=0x1) at
painting/qbrush.cpp:258
#7  QScopedPointer<QBrushData, QBrushDataPointerDeleter>::~QScopedPointer
(this=0x17e7270, __in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107
#8  QBrush::~QBrush (this=0x17e7270, __in_chrg=<optimized out>) at
painting/qbrush.cpp:573
#9  0x00007f97f67e0349 in QHashData::free_helper (this=0x4daaff0,
node_delete=0x7f97f72e6b90 <QHash<unsigned long long,
QRenderRule>::deleteNode2(QHashData::Node*)>) at tools/qhash.cpp:594
#10 0x00007f97f67e0349 in QHashData::free_helper (this=0x4db3910,
node_delete=0x7f97f72df9f0 <QHash<int, QHash<unsigned long long, QRenderRule>
>::deleteNode2(QHashData::Node*)>) at tools/qhash.cpp:594
#11 0x00007f97f72e5ae3 in QHash<int, QHash<unsigned long long, QRenderRule>
>::freeData (this=<optimized out>, x=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:573
#12 QHash<int, QHash<unsigned long long, QRenderRule> >::~QHash
(this=<optimized out>, __in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:252
#13 QHashNode<QObject const*, QHash<int, QHash<unsigned long long, QRenderRule>
> >::~QHashNode (this=<optimized out>, __in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:147
#14 QHash<QObject const*, QHash<int, QHash<unsigned long long, QRenderRule> >
>::deleteNode2 (node=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:533
#15 QHash<QObject const*, QHash<int, QHash<unsigned long long, QRenderRule> >
>::deleteNode (node=<optimized out>, this=0x154c260) at
../../include/QtCore/../../src/corelib/tools/qhash.h:523
#16 QHash<QObject const*, QHash<int, QHash<unsigned long long, QRenderRule> >
>::remove (this=this at entry=0x154c260, akey=@0x7ffebd71f840: 0x4db7450) at
../../include/QtCore/../../src/corelib/tools/qhash.h:798
#17 0x00007f97f72c8cfe in QStyleSheetStyleCaches::objectDestroyed
(this=0x154c240, o=0x4db7450) at styles/qstylesheetstyle.cpp:2725
#18 0x00007f97f72c8dbc in QStyleSheetStyleCaches::qt_static_metacall
(_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized
out>) at .moc/moc_qstylesheetstyle_p.cpp:141
#19 0x00007f97f6979e89 in QMetaObject::activate (sender=sender at entry=0x4db7450,
signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=0,
argv=argv at entry=0x7ffebd71f9b0) at kernel/qobject.cpp:3740
#20 0x00007f97f697a837 in QMetaObject::activate (sender=sender at entry=0x4db7450,
m=m at entry=0x7f97f6b8b820 <QObject::staticMetaObject>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x7ffebd71f9b0)
at kernel/qobject.cpp:3602
#21 0x00007f97f697a8df in QObject::destroyed (this=this at entry=0x4db7450,
_t1=_t1 at entry=0x4db7450) at .moc/moc_qobject.cpp:213
#22 0x00007f97f7270891 in QWidget::~QWidget (this=0x4db7450,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1662
#23 0x00007f97f73df289 in QToolButton::~QToolButton (this=0x4db7450,
__in_chrg=<optimized out>) at widgets/qtoolbutton.cpp:322
#24 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x53a0230) at kernel/qobject.cpp:1970
#25 0x00007f97f72708e4 in QWidget::~QWidget (this=0x4467c90,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#26 0x00007f97f735b6e9 in QFrame::~QFrame (this=0x4467c90, __in_chrg=<optimized
out>) at widgets/qframe.cpp:264
#27 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x5361590) at kernel/qobject.cpp:1970
#28 0x00007f97f72708e4 in QWidget::~QWidget (this=0x46f8620,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#29 0x00007f97f4ff5819 in
MessageList::Core::QuickSearchWarning::~QuickSearchWarning() () from
/usr/lib/x86_64-linux-gnu/libKF5MessageList.so.5
#30 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x5354670) at kernel/qobject.cpp:1970
#31 0x00007f97f72708e4 in QWidget::~QWidget (this=0x18d7eb0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#32 0x00007f97f5018d29 in MessageList::Widget::~Widget() () from
/usr/lib/x86_64-linux-gnu/libKF5MessageList.so.5
#33 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x74e80a0) at kernel/qobject.cpp:1970
#34 0x00007f97f72708e4 in QWidget::~QWidget (this=0x73b7ed0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#35 0x00007f97f73bc779 in QStackedWidget::~QStackedWidget (this=0x73b7ed0,
__in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:149
#36 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x47a0460) at kernel/qobject.cpp:1970
#37 0x00007f97f72708e4 in QWidget::~QWidget (this=0x1518a50,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#38 0x00007f97f81fb701 in CollectionPane::~CollectionPane (this=0x1518a50,
__in_chrg=<optimized out>) at
/workspace/build/src/widgets/collectionpane.cpp:37
#39 CollectionPane::~CollectionPane (this=0x1518a50, __in_chrg=<optimized out>)
at /workspace/build/src/widgets/collectionpane.cpp:39
#40 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x53708a0) at kernel/qobject.cpp:1970
#41 0x00007f97f72708e4 in QWidget::~QWidget (this=0x483b490,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#42 0x00007f97f73bb9a9 in QSplitter::~QSplitter (this=0x483b490,
__in_chrg=<optimized out>) at widgets/qsplitter.cpp:976
#43 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x57f23a0) at kernel/qobject.cpp:1970
#44 0x00007f97f72708e4 in QWidget::~QWidget (this=0x4487eb0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#45 0x00007f97f73bb9a9 in QSplitter::~QSplitter (this=0x4487eb0,
__in_chrg=<optimized out>) at widgets/qsplitter.cpp:976
#46 0x00007f97f81a91d3 in KMMainWidget::deleteWidgets
(this=this at entry=0x5041e70) at /workspace/build/src/kmmainwidget.cpp:982
#47 0x00007f97f81c2f58 in KMMainWidget::destruct (this=0x5041e70) at
/workspace/build/src/kmmainwidget.cpp:405
#48 0x00007f97f81c311f in KMMainWidget::~KMMainWidget (this=0x5041e70,
__in_chrg=<optimized out>) at /workspace/build/src/kmmainwidget.cpp:389
#49 0x00007f97f81c3379 in KMMainWidget::~KMMainWidget (this=0x5041e70,
__in_chrg=<optimized out>) at /workspace/build/src/kmmainwidget.cpp:390
#50 0x00007f97f6978663 in QObjectPrivate::deleteChildren
(this=this at entry=0x5f93e80) at kernel/qobject.cpp:1970
#51 0x00007f97f72708e4 in QWidget::~QWidget (this=0x17775d0,
__in_chrg=<optimized out>) at kernel/qwidget.cpp:1694
#52 0x00007f97f5a95cc1 in KMainWindow::~KMainWindow() () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#53 0x00007f97f8174b66 in KMMainWin::~KMMainWin (this=this at entry=0x17775d0,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/workspace/build/src/kmmainwin.cpp:95
#54 0x00007f97f8174c09 in KMMainWin::~KMMainWin (this=0x17775d0,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/workspace/build/src/kmmainwin.cpp:100
#55 0x00007f97f697add0 in QObject::event (this=this at entry=0x17775d0,
e=e at entry=0x63ce1b0) at kernel/qobject.cpp:1254
#56 0x00007f97f727512b in QWidget::event (this=this at entry=0x17775d0,
event=event at entry=0x63ce1b0) at kernel/qwidget.cpp:9225
#57 0x00007f97f7372e3b in QMainWindow::event (this=0x17775d0, event=0x63ce1b0)
at widgets/qmainwindow.cpp:1543
#58 0x00007f97f5a98157 in KMainWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#59 0x00007f97f5add2e5 in KXmlGuiWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#60 0x00007f97f722decc in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x17775d0, e=0x63ce1b0) at kernel/qapplication.cpp:3799
#61 0x00007f97f72358c6 in QApplication::notify (this=0x7ffebd720f50,
receiver=0x17775d0, e=0x63ce1b0) at kernel/qapplication.cpp:3556
#62 0x00007f97f694f0c8 in QCoreApplication::notifyInternal2
(receiver=0x17775d0, event=event at entry=0x63ce1b0) at
kernel/qcoreapplication.cpp:988
#63 0x00007f97f695178b in QCoreApplication::sendEvent (event=0x63ce1b0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0xf99900) at
kernel/qcoreapplication.cpp:1649
#65 0x00007f97f6951bf8 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1503
#66 0x00007f97f69a2333 in postEventSourceDispatch (s=0xfdd440) at
kernel/qeventdispatcher_glib.cpp:276
#67 0x00007f97ea95c197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007f97ea95c3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007f97ea95c49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#70 0x00007f97f69a273f in QEventDispatcherGlib::processEvents (this=0xfe9b70,
flags=...) at kernel/qeventdispatcher_glib.cpp:423
#71 0x00007f97f694d0ba in QEventLoop::exec (this=this at entry=0x7ffebd720870,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#72 0x00007f97f69556cc in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1261
#73 0x00007f97f6c8a24c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1633
#74 0x00007f97f722de25 in QApplication::exec () at kernel/qapplication.cpp:2975
#75 0x00000000004036de in main (argc=1, argv=0x7ffebd721188) at
/workspace/build/src/main.cpp:161

Reported using DrKonqi

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