Bug 445853

Summary: App Closes Unexpectedly
Product: [Applications] Merkuro Reporter: Robert Devasia <robertdevasia64>
Component: generalAssignee: Claudio Cambra <claudio.cambra>
Status: REPORTED ---    
Severity: crash CC: carl
Priority: NOR Keywords: drkonqi
Version First Reported In: 0.2.1   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Robert Devasia 2021-11-21 07:38:19 UTC 
Application: kalendar (0.2.1)

Qt Version: 5.15.3
Frameworks Version: 5.89.0
Operating System: Linux 5.11.0-40-generic x86_64
Windowing System: X11
Distribution: KDE neon Unstable Edition
DrKonqi: 5.23.80 [CoredumpBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Changing the due time in edit mode,  
The task will be say overdue even if it is assigned for tomorrow

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kalendar (kalendar), signal: Segmentation fault

[New LWP 1972]
[New LWP 1974]
[New LWP 1983]
[New LWP 1987]
[New LWP 1988]
[New LWP 1989]
[New LWP 37513]
[New LWP 1977]
[New LWP 1994]
[New LWP 37515]
[New LWP 1986]
[New LWP 1976]
[New LWP 1975]
[New LWP 37516]
[New LWP 37514]
[New LWP 17727]
[New LWP 1982]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/kalendar'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  __GI_raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:50
[Current thread is 1 (Thread 0x7f57072d3400 (LWP 1972))]
__preamble__
[Current thread is 1 (Thread 0x7f57072d3400 (LWP 1972))]

Thread 17 (Thread 0x7f56feffd700 (LWP 1982)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56f0004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56f0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f56feffcbc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=this@entry=0x563d0d66b2d0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570d096549 in QQmlThreadPrivate::run (this=0x563d0d66b2d0) at qml/ftw/qqmlthread.cpp:155
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d66b2d0) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f56c6f88700 (LWP 17727)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56b4004630, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56b4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f56c6f87be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0fd12890) at thread/qthread_unix.cpp:329
#7  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f56de048700 (LWP 37514)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f56de047b50, clockid=<optimized out>, expected=0, futex_word=0x563d0e34cd10) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f56de047b50, clockid=<optimized out>, mutex=0x563d0e34ccc0, cond=0x563d0e34cce8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x563d0e34cce8, mutex=0x563d0e34ccc0, abstime=0x7f56de047b50) at pthread_cond_wait.c:656
#3  0x00007f570c8b3558 in QWaitConditionPrivate::wait_relative (this=0x563d0e34ccc0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x563d0e34ccc0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x563d0e346870, mutex=mutex@entry=0x563d0e165b68, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f570c8b0a61 in QThreadPoolThread::run (this=0x563d0e346860) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0e346860) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f56de849700 (LWP 37516)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f56de848b50, clockid=<optimized out>, expected=0, futex_word=0x563d0e345d60) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f56de848b50, clockid=<optimized out>, mutex=0x563d0e345d10, cond=0x563d0e345d38) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x563d0e345d38, mutex=0x563d0e345d10, abstime=0x7f56de848b50) at pthread_cond_wait.c:656
#3  0x00007f570c8b3558 in QWaitConditionPrivate::wait_relative (this=0x563d0e345d10, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x563d0e345d10) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x563d0e347920, mutex=mutex@entry=0x563d0e165b68, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f570c8b0a61 in QThreadPoolThread::run (this=0x563d0e347910) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0e347910) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f5705845700 (LWP 1975)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56f8027d40, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56f8000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f5705844bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570c1ddf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x7f570c261d80) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f56fffff700 (LWP 1976)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56f4004a60, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56f4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f56ffffebe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d5ea170) at thread/qthread_unix.cpp:329
#7  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f56fca24700 (LWP 1986)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d0d904c68) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d0d904c18, cond=0x563d0d904c40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d0d904c40, mutex=0x563d0d904c18) at pthread_cond_wait.c:638
#3  0x00007f56ea834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f56ea834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f56dd046700 (LWP 37515)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f56dd045b50, clockid=<optimized out>, expected=0, futex_word=0x563d0e345cf0) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f56dd045b50, clockid=<optimized out>, mutex=0x563d0e345ca0, cond=0x563d0e345cc8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x563d0e345cc8, mutex=0x563d0e345ca0, abstime=0x7f56dd045b50) at pthread_cond_wait.c:656
#3  0x00007f570c8b3558 in QWaitConditionPrivate::wait_relative (this=0x563d0e345ca0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x563d0e345ca0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x563d0d74a800, mutex=mutex@entry=0x563d0e165b68, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f570c8b0a61 in QThreadPoolThread::run (this=0x563d0d74a7f0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d74a7f0) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f56dc845700 (LWP 1994)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d0e2c6de0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d0e2c6d90, cond=0x563d0e2c6db8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d0e2c6db8, mutex=0x563d0e2c6d90) at pthread_cond_wait.c:638
#3  0x00007f570c8b35cb in QWaitConditionPrivate::wait (deadline=..., this=0x563d0e2c6d90) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x563d0e2c6c10, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f570eee7c24 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f570eee8099 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0e2c6b70) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f56ff7fe700 (LWP 1977)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56f80248d0, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56ec000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f56ff7fdbe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d606da0) at thread/qthread_unix.cpp:329
#7  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f56dd847700 (LWP 37513)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f56dd846b50, clockid=<optimized out>, expected=0, futex_word=0x563d0e355390) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f56dd846b50, clockid=<optimized out>, mutex=0x563d0e355340, cond=0x563d0e355368) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x563d0e355368, mutex=0x563d0e355340, abstime=0x7f56dd846b50) at pthread_cond_wait.c:656
#3  0x00007f570c8b3558 in QWaitConditionPrivate::wait_relative (this=0x563d0e355340, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait (deadline=..., this=0x563d0e355340) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait (this=this@entry=0x563d0e144020, mutex=mutex@entry=0x563d0e165b68, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f570c8b0a61 in QThreadPoolThread::run (this=0x563d0e144010) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0e144010) at thread/qthread_unix.cpp:329
#8  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f56e96ea700 (LWP 1989)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d0d904c68) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d0d904c18, cond=0x563d0d904c40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d0d904c40, mutex=0x563d0d904c18) at pthread_cond_wait.c:638
#3  0x00007f56ea834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f56ea834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f56e9eeb700 (LWP 1988)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d0d904c68) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d0d904c18, cond=0x563d0d904c40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d0d904c40, mutex=0x563d0d904c18) at pthread_cond_wait.c:638
#3  0x00007f56ea834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f56ea834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f56ea6ec700 (LWP 1987)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d0d904c68) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d0d904c18, cond=0x563d0d904c40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d0d904c40, mutex=0x563d0d904c18) at pthread_cond_wait.c:638
#3  0x00007f56ea834e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f56ea834a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f56fe1fc700 (LWP 1983)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f56e4004a60, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570a25f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x7f56e4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7f56fe1fbbe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f570c8ac2c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d6a0160) at thread/qthread_unix.cpp:329
#7  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f57064d9700 (LWP 1974)):
#0  0x00007f570c505aff in __GI___poll (fds=0x7f57064d8ae8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f570adc4c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f570adc690a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f5706c1be88 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f570c8ad45c in QThreadPrivate::start (arg=0x563d0d4c6650) at thread/qthread_unix.cpp:329
#5  0x00007f570ac14609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f570c512293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f57072d3400 (LWP 1972)):
[KCrash Handler]
#3  QSortFilterProxyModelPrivate::proxy_to_source (this=0x563d0e97c690, proxy_index=...) at itemmodels/qsortfilterproxymodel.cpp:571
#4  0x00007f570ca62c2d in QSortFilterProxyModel::mapToSource (proxyIndex=..., this=0x563d0e97c5a0) at itemmodels/qsortfilterproxymodel.cpp:3171
#5  QSortFilterProxyModelPrivate::store_persistent_indexes (this=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1248
#6  0x00007f570ca6ad41 in QSortFilterProxyModelPrivate::_q_sourceDataChanged (this=0x563d0e97c690, source_top_left=..., source_bottom_right=..., roles=...) at itemmodels/qsortfilterproxymodel.cpp:1503
#7  0x00007f570ca6c5ea in QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at itemmodels/qsortfilterproxymodel.h:199
#8  0x00007f570cacae00 in doActivate<false> (sender=0x563d0e97cb90, signal_index=3, argv=0x7fffdb420030) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#9  0x00007f570cac4197 in QMetaObject::activate (sender=sender@entry=0x563d0e97cb90, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420030) at kernel/qobject.cpp:3946
#10 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=this@entry=0x563d0e97cb90, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#11 0x00007f570ca5cca1 in QIdentityProxyModelPrivate::_q_sourceDataChanged (this=<optimized out>, topLeft=..., bottomRight=..., roles=...) at ../../include/QtCore/../../src/corelib/itemmodels/qabstractitemmodel.h:60
#12 0x00007f570ca5e496 in QIdentityProxyModel::qt_static_metacall (_c=QMetaObject::InvokeMetaMethod, _a=<optimized out>, _id=<optimized out>, _o=<optimized out>) at itemmodels/qidentityproxymodel.h:87
#13 QIdentityProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qidentityproxymodel.cpp:146
#14 0x00007f570cacae00 in doActivate<false> (sender=0x563d0e97c8a0, signal_index=3, argv=0x7fffdb420220) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#15 0x00007f570cac4197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420220) at kernel/qobject.cpp:3946
#16 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#17 0x0000563d0bb7259f in ?? ()
#18 0x00007f570cacae00 in doActivate<false> (sender=0x563d0e97ab50, signal_index=3, argv=0x7fffdb4203e0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#19 0x00007f570cac4197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb4203e0) at kernel/qobject.cpp:3946
#20 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#21 0x0000563d0bb3b177 in ?? ()
#22 0x00007f570cacadce in QtPrivate::QSlotObjectBase::call (a=0x7fffdb420670, r=0x563d0e97cd70, this=0x563d0e9d1310) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#23 doActivate<false> (sender=0x563d0d658c90, signal_index=3, argv=0x7fffdb420670) at kernel/qobject.cpp:3886
#24 0x00007f570cac4197 in QMetaObject::activate (sender=sender@entry=0x563d0d658c90, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420670) at kernel/qobject.cpp:3946
#25 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=this@entry=0x563d0d658c90, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#26 0x00007f570ca6b348 in QSortFilterProxyModelPrivate::_q_sourceDataChanged (this=0x563d0d658620, source_top_left=..., source_bottom_right=..., roles=...) at itemmodels/qsortfilterproxymodel.cpp:1539
#27 0x00007f570ca6c5ea in QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at itemmodels/qsortfilterproxymodel.h:199
#28 0x00007f570cacae00 in doActivate<false> (sender=0x563d0d586a80, signal_index=3, argv=0x7fffdb420960) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#29 0x00007f570cac4197 in QMetaObject::activate (sender=sender@entry=0x563d0d586a80, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420960) at kernel/qobject.cpp:3946
#30 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=this@entry=0x563d0d586a80, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#31 0x00007f570ca6b348 in QSortFilterProxyModelPrivate::_q_sourceDataChanged (this=0x563d0d655b50, source_top_left=..., source_bottom_right=..., roles=...) at itemmodels/qsortfilterproxymodel.cpp:1539
#32 0x00007f570ca6c5ea in QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at itemmodels/qsortfilterproxymodel.h:199
#33 0x00007f570cacae00 in doActivate<false> (sender=0x563d0d62a080, signal_index=3, argv=0x7fffdb420c50) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#34 0x00007f570cac4197 in QMetaObject::activate (sender=sender@entry=0x563d0d62a080, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420c50) at kernel/qobject.cpp:3946
#35 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=this@entry=0x563d0d62a080, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#36 0x00007f570ca6b348 in QSortFilterProxyModelPrivate::_q_sourceDataChanged (this=0x563d0d64eba0, source_top_left=..., source_bottom_right=..., roles=...) at itemmodels/qsortfilterproxymodel.cpp:1539
#37 0x00007f570ca6c5ea in QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at itemmodels/qsortfilterproxymodel.h:199
#38 0x00007f570cacae00 in doActivate<false> (sender=0x563d0d608660, signal_index=3, argv=0x7fffdb420f40) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#39 0x00007f570cac4197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb420f40) at kernel/qobject.cpp:3946
#40 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#41 0x00007f570e5b1064 in ?? () from /lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#42 0x00007f570e5b46a8 in ?? () from /lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#43 0x00007f570cacadce in QtPrivate::QSlotObjectBase::call (a=0x7fffdb4211d0, r=0x563d0d608660, this=0x563d0d5aa3b0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#44 doActivate<false> (sender=0x563d0d653830, signal_index=3, argv=0x7fffdb4211d0) at kernel/qobject.cpp:3886
#45 0x00007f570cac4197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f570cd2e020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffdb4211d0) at kernel/qobject.cpp:3946
#46 0x00007f570ca35a69 in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:557
#47 0x00007f570e7e4ac4 in ?? () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#48 0x00007f570e7ed691 in ?? () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#49 0x00007f570e7db511 in ?? () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#50 0x00007f570cacae00 in doActivate<false> (sender=0x563d0d5e87f0, signal_index=3, argv=0x7fffdb4214a0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#51 0x00007f570e70c0ab in Akonadi::Monitor::itemChanged(Akonadi::Item const&, QSet<QByteArray> const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#52 0x00007f570e71beae in Akonadi::MonitorPrivate::emitItemsNotification(Akonadi::Protocol::ItemChangeNotification const&, QVector<Akonadi::Item> const&, Akonadi::Collection const&, Akonadi::Collection const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#53 0x00007f570e71d638 in Akonadi::MonitorPrivate::emitNotification(QSharedPointer<Akonadi::Protocol::ChangeNotification> const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#54 0x00007f570e71effc in Akonadi::MonitorPrivate::dispatchNotifications() () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#55 0x00007f570e71f2cd in Akonadi::MonitorPrivate::slotNotify(QSharedPointer<Akonadi::Protocol::ChangeNotification> const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#56 0x00007f570e71f760 in Akonadi::MonitorPrivate::handleCommands() () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#57 0x00007f570e70dad1 in ?? () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#58 0x00007f570cac1949 in QObject::event (this=0x563d0d5e87f0, e=0x7f56f402edb0) at kernel/qobject.cpp:1314
#59 0x00007f570da28dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#60 0x00007f570da31bb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#61 0x00007f570ca93daa in QCoreApplication::notifyInternal2 (receiver=0x563d0d5e87f0, event=0x7f56f402edb0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#62 0x00007f570ca966b1 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x563d0d4a14b0) at kernel/qcoreapplication.cpp:1821
#63 0x00007f570caeefa7 in postEventSourceDispatch (s=0x563d0d598c00) at kernel/qeventdispatcher_glib.cpp:277
#64 0x00007f570a25f17d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f570a25f400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f570a25f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f570caee602 in QEventDispatcherGlib::processEvents (this=0x563d0d58f390, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#68 0x00007f570ca928ab in QEventLoop::exec (this=this@entry=0x7fffdb421eb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#69 0x00007f570ca9aa64 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#70 0x0000563d0bafd692 in ?? ()
#71 0x00007f570c4170b3 in __libc_start_main (main=0x563d0bafbaa0, argc=1, argv=0x7fffdb422368, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffdb422358) at ../csu/libc-start.c:308
#72 0x0000563d0bafe31e in ?? ()

Reported using DrKonqi