Application: baloo_file_extractor (5.46.0)

Qt Version: 5.10.1
Frameworks Version: 5.46.0
Operating System: Linux 4.16.15-300.fc28.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
crashed and received this msg after upgrading and restarting

The crash can be reproduced every time.

-- Backtrace:
Application: Baloo File Extractor (baloo_file_extractor), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0abf75b940 (LWP 2311))]

Thread 2 (Thread 0x7f0a9bbcc700 (LWP 2357)):
#0  0x00007f0abc558ff4 in read () from /lib64/libc.so.6
#1  0x00007f0ab7aea070 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007f0ab7aa46db in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f0ab7aa4b90 in ?? () from /lib64/libglib-2.0.so.0
#4  0x00007f0ab7aa4d10 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x00007f0abd429c2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f0abd3d812b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#7  0x00007f0abd2269c6 in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007f0abf7d1299 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#9  0x00007f0abd22b11d in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#10 0x00007f0abb890594 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f0abc56800f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f0abf75b940 (LWP 2311)):
[KCrash Handler]
#6  0x00007f0abe45a56c in mdb_midl_xmerge () from /lib64/liblmdb.so.0.0.0
#7  0x00007f0abe451bf5 in mdb_page_alloc.isra () from /lib64/liblmdb.so.0.0.0
#8  0x00007f0abe453cf4 in mdb_page_new () from /lib64/liblmdb.so.0.0.0
#9  0x00007f0abe4540d8 in mdb_node_add () from /lib64/liblmdb.so.0.0.0
#10 0x00007f0abe4574c1 in mdb_cursor_put () from /lib64/liblmdb.so.0.0.0
#11 0x00007f0abe459a4b in mdb_put () from /lib64/liblmdb.so.0.0.0
#12 0x00007f0abece8b20 in Baloo::PostingDB::put(QByteArray const&, QVector<unsigned long long> const&) () from /lib64/libKF5BalooEngine.so.5
#13 0x00007f0abecf937d in Baloo::WriteTransaction::commit() () from /lib64/libKF5BalooEngine.so.5
#14 0x00007f0abecef596 in Baloo::Transaction::commit() () from /lib64/libKF5BalooEngine.so.5
#15 0x000055dba259d36c in ?? ()
#16 0x00007f0abd40deba in QSingleShotTimer::timerEvent(QTimerEvent*) () from /lib64/libQt5Core.so.5
#17 0x00007f0abd4029db in QObject::event(QEvent*) () from /lib64/libQt5Core.so.5
#18 0x00007f0abdca0e95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#19 0x00007f0abdca883a in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#20 0x00007f0abd3d9376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#21 0x00007f0abd428f19 in QTimerInfoList::activateTimers() () from /lib64/libQt5Core.so.5
#22 0x00007f0abd4297bc in timerSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#23 0x00007f0ab7aa48ad in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#24 0x00007f0ab7aa4c78 in ?? () from /lib64/libglib-2.0.so.0
#25 0x00007f0ab7aa4d10 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#26 0x00007f0abd429c13 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#27 0x00007f0aa807b065 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5XcbQpa.so.5
#28 0x00007f0abd3d812b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#29 0x00007f0abd3e05b6 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#30 0x000055dba259aaf2 in ?? ()
#31 0x00007f0abc49118b in __libc_start_main () from /lib64/libc.so.6
#32 0x000055dba259ac4a in _start ()

Reported using DrKonqi