Application: baloo_file (5.6.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-16-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
Baloo crash on KDE login. Seems to occur consistently.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Baloo File (baloo_file), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3428ba1800 (LWP 2366))]

Thread 2 (Thread 0x7f3413271700 (LWP 2410)):
#0  0x00007f34254578dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f342433fb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f342434164f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f3415602099 in QXcbEventReader::run (this=0x22b1e40) at qxcbconnection.cpp:1105
#4  0x00007f3425ceeb0e in QThreadPrivate::start (arg=0x22b1e40) at thread/qthread_unix.cpp:337
#5  0x00007f34251456aa in start_thread (arg=0x7f3413271700) at pthread_create.c:333
#6  0x00007f3425462eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f3428ba1800 (LWP 2366)):
[KCrash Handler]
#6  size (this=<optimized out>, this=<optimized out>) at /usr/include/c++/4.9/bits/stl_vector.h:655
#7  Xapian::Database::get_document (this=0x0, did=did@entry=4961800) at ../api/omdatabase.cc:439
#8  0x00007f3427ea9524 in Baloo::XapianDatabase::document (this=0x22f3260, id=4961800) at ../../../src/xapian/xapiandatabase.cpp:170
#9  0x000000000041e8b0 in Baloo::BasicIndexingQueue::index (this=this@entry=0x2469bd0, file=..., mimetype=..., flags=..., flags@entry=...) at ../../../src/file/basicindexingqueue.cpp:189
#10 0x000000000041f223 in Baloo::BasicIndexingQueue::process (this=this@entry=0x2469bd0, file=..., flags=...) at ../../../src/file/basicindexingqueue.cpp:103
#11 0x000000000041f65c in Baloo::BasicIndexingQueue::processNextIteration (this=0x2469bd0) at ../../../src/file/basicindexingqueue.cpp:79
#12 0x00007f3425f5e73a in QObject::event (this=0x2469bd0, e=<optimized out>) at kernel/qobject.cpp:1245
#13 0x00007f3426836b2c in QApplicationPrivate::notify_helper (this=0x2295f20, receiver=0x2469bd0, e=0x29ec5e0) at kernel/qapplication.cpp:3720
#14 0x00007f342683c000 in QApplication::notify (this=0x7ffeebf40630, receiver=0x2469bd0, e=0x29ec5e0) at kernel/qapplication.cpp:3503
#15 0x00007f3425f2cc2b in QCoreApplication::notifyInternal (this=0x7ffeebf40630, receiver=0x2469bd0, event=event@entry=0x29ec5e0) at kernel/qcoreapplication.cpp:935
#16 0x00007f3425f2ec9b in sendEvent (event=0x29ec5e0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x22933c0) at kernel/qcoreapplication.cpp:1552
#18 0x00007f3425f2f298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#19 0x00007f3425f85843 in postEventSourceDispatch (s=0x22de300) at kernel/qeventdispatcher_glib.cpp:271
#20 0x00007f341fe2fc3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f341fe2ff20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f341fe2ffcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f3425f85c57 in QEventDispatcherGlib::processEvents (this=0x22ddcf0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#24 0x00007f3425f2a3e2 in QEventLoop::exec (this=this@entry=0x7ffeebf404a0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#25 0x00007f3425f3202c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#26 0x00007f342627131c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#27 0x00007f34268327a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#28 0x0000000000417477 in main (argc=1, argv=<optimized out>) at ../../../src/file/main.cpp:101

Reported using DrKonqi