Application: baloo_file (5.52.0)
 (Compiled from sources)
Qt Version: 5.11.3
Frameworks Version: 5.52.0
Operating System: Linux 4.14.83-gentoo x86_64
Distribution: "Gentoo Base System release 2.6"

-- Information about the crash:
- What I was doing when the application crashed:
When I start kde session the baloo indexer always crashes. Using gentoo system.

The crash can be reproduced every time.

-- Backtrace:
Application: Baloo File Indexing Daemon (baloo_file), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa248841780 (LWP 5003))]

Thread 3 (Thread 0x7fa2362d6700 (LWP 6475)):
[KCrash Handler]
#6  0x00007fa247853074 in Baloo::IdFilenameDB::get(unsigned long long) () from /usr/lib64/libKF5BalooEngine.so.5
#7  0x00007fa247865f40 in void Baloo::DocumentUrlDB::replace<Baloo::WriteTransaction::replaceDocument(Baloo::Document const&, QFlags<Baloo::DocumentOperation>)::{lambda(unsigned long long)#1}>(unsigned long long, QByteArray const&, Baloo::WriteTransaction::replaceDocument(Baloo::Document const&, QFlags<Baloo::DocumentOperation>)::{lambda(unsigned long long)#1}) () from /usr/lib64/libKF5BalooEngine.so.5
#8  0x00007fa247866cf0 in Baloo::WriteTransaction::replaceDocument(Baloo::Document const&, QFlags<Baloo::DocumentOperation>) () from /usr/lib64/libKF5BalooEngine.so.5
#9  0x00007fa24785f649 in Baloo::Transaction::replaceDocument(Baloo::Document const&, QFlags<Baloo::DocumentOperation>) () from /usr/lib64/libKF5BalooEngine.so.5
#10 0x0000564b883add23 in Baloo::UnindexedFileIndexer::run() ()
#11 0x00007fa246d3db86 in QThreadPoolThread::run() () from /usr/lib64/libQt5Core.so.5
#12 0x00007fa246d460f7 in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#13 0x00007fa24410f99a in start_thread () from /lib64/libpthread.so.0
#14 0x00007fa24624a2af in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fa236cd8700 (LWP 5028)):
#0  0x00007fa24623e6d3 in poll () from /lib64/libc.so.6
#1  0x00007fa2426aafd9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fa2426ab0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fa246f29ed2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fa246ed63d7 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fa246ed67f6 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007fa246d3c623 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x00007fa247a87de5 in ?? () from /usr/lib64/libQt5DBus.so.5
#8  0x00007fa246d460f7 in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007fa24410f99a in start_thread () from /lib64/libpthread.so.0
#10 0x00007fa24624a2af in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fa248841780 (LWP 5003)):
#0  0x00007fa24623e6d3 in poll () from /lib64/libc.so.6
#1  0x00007fa2426aafd9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fa2426ab0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fa246f29ed2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fa246ed63d7 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fa246ed67f6 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007fa246edee0a in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x0000564b883a0cee in main ()

Reported using DrKonqi