Application: baloo_file (5.18.0)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-72-generic x86_64
Distribution: Ubuntu 16.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
deleted a file. Think failure happens fairly consistenly in this case. Have seen bug often.

-- Backtrace:
Application: Baloo File Indexing Daemon (baloo_file), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f99b138c8c0 (LWP 2354))]

Thread 2 (Thread 0x7f9866158700 (LWP 2360)):
#0  0x00007f99af49bb5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f99ac66c38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f99ac66c49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f99b00d17eb in QEventDispatcherGlib::processEvents (this=0x7f98600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f99b0078b4a in QEventLoop::exec (this=this@entry=0x7f9866157bc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x0000000000420cd8 in Baloo::FileContentIndexer::run (this=0x21a9910) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/filecontentindexer.cpp:71
#6  0x00007f99afe972d3 in QThreadPoolThread::run (this=0x21850b0) at thread/qthreadpool.cpp:93
#7  0x00007f99afe9a7be in QThreadPrivate::start (arg=0x21850b0) at thread/qthread_unix.cpp:331
#8  0x00007f99aeafe6ba in start_thread (arg=0x7f9866158700) at pthread_create.c:333
#9  0x00007f99af4a782d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f99b138c8c0 (LWP 2354)):
[KCrash Handler]
#6  0x00007f99af3d6428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007f99af3d802a in __GI_abort () at abort.c:89
#8  0x00007f99adbdb002 in mdb_assert_fail (env=0x2115cd0, expr_txt=expr_txt@entry=0x7f99adbdca5f "rc == 0", func=func@entry=0x7f99adbdd398 <__func__.7098> "mdb_page_dirty", line=line@entry=2065, file=0x7f99adbdca40 "mdb.c") at mdb.c:1481
#9  0x00007f99adbd06a5 in mdb_page_dirty (txn=0x21b5940, mp=<optimized out>) at mdb.c:2065
#10 0x00007f99adbd1863 in mdb_page_alloc (num=num@entry=1, mp=mp@entry=0x7fff4ed469e8, mc=0x7fff4ed46f20) at mdb.c:2246
#11 0x00007f99adbd1ac9 in mdb_page_touch (mc=mc@entry=0x7fff4ed46f20) at mdb.c:2364
#12 0x00007f99adbd36df in mdb_cursor_touch (mc=mc@entry=0x7fff4ed46f20) at mdb.c:6267
#13 0x00007f99adbd6805 in mdb_cursor_put (mc=0x7fff4ed46f20, key=0x7fff4ed47300, data=0x7fff4ed47310, flags=<optimized out>) at mdb.c:6401
#14 0x00007f99adbd9260 in mdb_put (txn=0x21b5940, dbi=3, key=key@entry=0x7fff4ed47300, data=data@entry=0x7fff4ed47310, flags=flags@entry=0) at mdb.c:8759
#15 0x00007f99b056eeba in Baloo::PositionDB::put (this=this@entry=0x7fff4ed473f0, term=..., list=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/positiondb.cpp:79
#16 0x00007f99b0581b5a in Baloo::WriteTransaction::commit (this=<optimized out>) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/writetransaction.cpp:314
#17 0x00007f99b0579032 in Baloo::Transaction::commit (this=this@entry=0x7fff4ed47480) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/engine/transaction.cpp:262
#18 0x00000000004296d5 in Baloo::MetadataMover::removeFileMetadata (this=0x217e5a0, file=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/metadatamover.cpp:67
#19 0x00007f99b00a9baf in QtPrivate::QSlotObjectBase::call (a=0x7fff4ed475d0, r=0x217e5a0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#20 QMetaObject::activate (sender=sender@entry=0x2196310, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fff4ed475d0) at kernel/qobject.cpp:3698
#21 0x00007f99b00aa537 in QMetaObject::activate (sender=sender@entry=0x2196310, m=m@entry=0x645940 <Baloo::PendingFileQueue::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fff4ed475d0) at kernel/qobject.cpp:3578
#22 0x0000000000432f05 in Baloo::PendingFileQueue::removeFileIndex (this=this@entry=0x2196310, _t1=...) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/obj-x86_64-linux-gnu/src/file/moc_pendingfilequeue.cpp:217
#23 0x0000000000427856 in Baloo::PendingFileQueue::processCache (this=0x2196310) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/pendingfilequeue.cpp:89
#24 0x00007f99b00a9baf in QtPrivate::QSlotObjectBase::call (a=0x7fff4ed47750, r=0x2196310, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#25 QMetaObject::activate (sender=sender@entry=0x2196328, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3698
#26 0x00007f99b00aa537 in QMetaObject::activate (sender=sender@entry=0x2196328, m=m@entry=0x7f99b02c4840 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3578
#27 0x00007f99b0129400 in QTimer::timeout (this=this@entry=0x2196328) at .moc/moc_qtimer.cpp:197
#28 0x00007f99b00b65c8 in QTimer::timerEvent (this=0x2196328, e=<optimized out>) at kernel/qtimer.cpp:247
#29 0x00007f99b00aabb3 in QObject::event (this=0x2196328, e=<optimized out>) at kernel/qobject.cpp:1261
#30 0x00007f99b007b36c in QCoreApplication::notify (event=0x7fff4ed478d0, receiver=0x2196328, this=0x7fff4ed47bd0) at kernel/qcoreapplication.cpp:1038
#31 QCoreApplication::notifyInternal (this=0x7fff4ed47bd0, receiver=0x2196328, event=event@entry=0x7fff4ed478d0) at kernel/qcoreapplication.cpp:965
#32 0x00007f99b00d05ed in QCoreApplication::sendEvent (event=0x7fff4ed478d0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#33 QTimerInfoList::activateTimers (this=0x20f1550) at kernel/qtimerinfo_unix.cpp:637
#34 0x00007f99b00d0b29 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:177
#35 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:224
#36 0x00007f99ac66c197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f99ac66c3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f99ac66c49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f99b00d17cf in QEventDispatcherGlib::processEvents (this=0x20f14d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#40 0x00007f99b0078b4a in QEventLoop::exec (this=this@entry=0x7fff4ed47b10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#41 0x00007f99b0080bec in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#42 0x000000000041698c in main (argc=1, argv=<optimized out>) at /build/baloo-kf5-wIK3t6/baloo-kf5-5.18.0/src/file/main.cpp:88

Possible duplicates by query: bug 374183.

Reported using DrKonqi