Application: baloo_file (5.18.0)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-28-generic x86_64
Distribution: Ubuntu 16.04 LTS

-- Information about the crash:
when using dolphin or simply change window

The crash can be reproduced sometimes.

-- 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".
[KCrash Handler]
#6  Baloo::IdFilenameDB::get (this=this@entry=0x7ffdb4549d80, docId=docId@entry=3398453002504193) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/idfilenamedb.cpp:96
#7  0x00007f41ed6f0984 in Baloo::DocumentUrlDB::replace<Baloo::WriteTransaction::replaceDocument(const Baloo::Document&, Baloo::DocumentOperations)::<lambda(quint64)> > (shouldDeleteFolder=..., url=..., docId=3398453002504193, this=0x7ffdb4549d70) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/documenturldb.h:92
#8  Baloo::WriteTransaction::replaceDocument (this=<optimized out>, doc=..., operations=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/writetransaction.cpp:231
#9  0x00007f41ed6e9019 in Baloo::Transaction::replaceDocument (this=this@entry=0x7ffdb4549fa0, doc=..., operations=..., operations@entry=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/transaction.cpp:254
#10 0x0000000000429a25 in Baloo::MetadataMover::updateMetadata (this=this@entry=0x1535890, tr=tr@entry=0x7ffdb4549fa0, from=..., to=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/metadatamover.cpp:116
#11 0x000000000042a023 in Baloo::MetadataMover::moveFileMetadata (this=0x1535890, from=..., to=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/metadatamover.cpp:56
#12 0x00007f41ed219e4f in QtPrivate::QSlotObjectBase::call (a=0x7ffdb454a100, r=0x7ffdb454a7c0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#13 QMetaObject::activate (sender=sender@entry=0x14e7f70, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffdb454a100) at kernel/qobject.cpp:3698
#14 0x00007f41ed21a7d7 in QMetaObject::activate (sender=sender@entry=0x14e7f70, m=m@entry=0x644cc0 <KInotify::staticMetaObject>, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffdb454a100) at kernel/qobject.cpp:3578
#15 0x000000000042aaba in KInotify::moved (this=this@entry=0x14e7f70, _t1=..., _t2=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/obj-x86_64-linux-gnu/src/file/moc_kinotify.cpp:330
#16 0x000000000042cbff in KInotify::slotEvent (this=<optimized out>, socket=<optimized out>) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/kinotify.cpp:421
#17 0x00007f41ed219e4f in QtPrivate::QSlotObjectBase::call (a=0x7ffdb454a390, r=0x14e7f70, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#18 QMetaObject::activate (sender=sender@entry=0x14b7720, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdb454a390) at kernel/qobject.cpp:3698
#19 0x00007f41ed21a7d7 in QMetaObject::activate (sender=sender@entry=0x14b7720, m=m@entry=0x7f41ed434780 <QSocketNotifier::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdb454a390) at kernel/qobject.cpp:3578
#20 0x00007f41ed29951e in QSocketNotifier::activated (this=this@entry=0x14b7720, _t1=13) at .moc/moc_qsocketnotifier.cpp:134
#21 0x00007f41ed22647b in QSocketNotifier::event (this=0x14b7720, e=<optimized out>) at kernel/qsocketnotifier.cpp:260
#22 0x00007f41ed1eb60c in QCoreApplication::notify (event=0x7ffdb454a450, receiver=0x14b7720, this=0x7ffdb454a720) at kernel/qcoreapplication.cpp:1038
#23 QCoreApplication::notifyInternal (this=0x7ffdb454a720, receiver=0x14b7720, event=event@entry=0x7ffdb454a450) at kernel/qcoreapplication.cpp:965
#24 0x00007f41ed241f45 in QCoreApplication::sendEvent (event=0x7ffdb454a450, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#25 socketNotifierSourceDispatch (source=0x14a03b0) at kernel/qeventdispatcher_glib.cpp:101
#26 0x00007f41e97dc1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f41e97dc400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f41e97dc4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f41ed241a7f in QEventDispatcherGlib::processEvents (this=0x14a2050, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#30 0x00007f41ed1e8dea in QEventLoop::exec (this=this@entry=0x7ffdb454a660, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#31 0x00007f41ed1f0e8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#32 0x000000000041698c in main (argc=1, argv=<optimized out>) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/main.cpp:88

Reported using DrKonqi