Created attachment 124652 [details]
The report of what was going on with KDE Wallet (I usually don't use.)

Application: baloo_file (5.44.0)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 5.0.0-37-generic x86_64
Distribution: Ubuntu 18.04.3 LTS

-- Information about the crash:
<In detail, tell us what you were doing  when the application crashed.>

The crash can be reproduced every time.

-- Backtrace:
Application: Baloo File Indexing Daemon (baloo_file), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8f8a0f8200 (LWP 1341))]

Thread 2 (Thread 0x7f8f7f704700 (LWP 1351)):
#0  0x00007f8f87aafbf9 in __GI___poll (fds=0x7f8f78003ce0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8f842135c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8f842136dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8f8879699b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8f8873b9fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8f8855a23a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8f899aad45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f8f8855f17d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8f86ae26db in start_thread (arg=0x7f8f7f704700) at pthread_create.c:463
#9  0x00007f8f87abc88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8f8a0f8200 (LWP 1341)):
[KCrash Handler]
#6  __memmove_avx_unaligned_erms () at ../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:423
#7  0x00007f8f88ea38c7 in Baloo::IdTreeDB::get(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libKF5BalooEngine.so.5
#8  0x00007f8f88ea0a50 in Baloo::DocumentUrlDB::getId(unsigned long long, QByteArray const&) const () from /usr/lib/x86_64-linux-gnu/libKF5BalooEngine.so.5
#9  0x00007f8f88eb19a8 in Baloo::Transaction::documentId(QByteArray const&) const () from /usr/lib/x86_64-linux-gnu/libKF5BalooEngine.so.5
#10 0x0000555d01638871 in ?? ()
#11 0x0000555d01638950 in ?? ()
#12 0x00007f8f8876c75f in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x0000555d016410e5 in ?? ()
#14 0x0000555d0163697e in ?? ()
#15 0x00007f8f8876c75f in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f8f887790b7 in QTimer::timeout(QTimer::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8f88779418 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f8f8876d16b in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f8f8873d9b1 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f8f88795e1e in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f8f887965e1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f8f84213417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f8f84213650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f8f842136dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f8f8879697f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f8f8873b9fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f8f88744aa4 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x0000555d0162280c in ?? ()
#29 0x00007f8f879bcb97 in __libc_start_main (main=0x555d01622560, argc=1, argv=0x7ffc55e187a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc55e18798) at ../csu/libc-start.c:310
#30 0x0000555d01622a7a in _start ()

Report to https://bugs.kde.org/
EXPECTED RESULT


SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION