Application: nepomukservicestub (0.2)
KDE Platform Version: 4.7.00 (4.7.0)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-11-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
Since the update to KDE 4.7.0 I randomly see nepomuk crashing during indexing my home directory

The crash can be reproduced some of the time.

-- Backtrace:
Application: Nepomuk Service Stub (nepomukservicestub), signal: Aborted
[Current thread is 1 (Thread 0xb770b710 (LWP 2193))]

Thread 3 (Thread 0xb675ab70 (LWP 2220)):
[KCrash Handler]
#7  0x00807416 in __kernel_vsyscall ()
#8  0x00832e71 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#9  0x0083634e in abort () at abort.c:92
#10 0x00869577 in __libc_message (do_abort=2, fmt=0x9428ac "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#11 0x00873961 in malloc_printerr (action=<value optimized out>, str=<value optimized out>, ptr=0x9f270a8) at malloc.c:6283
#12 0x0087528b in _int_free (av=<value optimized out>, p=0x9f270a0) at malloc.c:4795
#13 0x0087841d in __libc_free (mem=0x9f270a8) at malloc.c:3738
#14 0x0016abbd in qFree (ptr=0x9f270a8) at global/qmalloc.cpp:60
#15 0x001ba510 in QString::free (d=0x9f270a8) at tools/qstring.cpp:1185
#16 0x001baa7e in QString::operator= (this=0x9e65484, other=...) at tools/qstring.cpp:1359
#17 0x020d162b in clear (this=0x9e65468, job=0x9f26ba0) at /usr/include/qt4/QtCore/qstring.h:727
#18 Nepomuk::IndexScheduler::slotIndexingDone (this=0x9e65468, job=0x9f26ba0) at ../../../../nepomuk/services/strigi/indexscheduler.cpp:382
#19 0x020d4107 in Nepomuk::IndexScheduler::qt_metacall (this=0x9e65468, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xb67598e8) at ./indexscheduler.moc:127
#20 0x0026b6ba in QMetaObject::metacall (object=0x9e65468, cl=QMetaObject::InvokeMetaMethod, idx=23, argv=0xb67598e8) at kernel/qmetaobject.cpp:237
#21 0x0027b4ff in QMetaObject::activate (sender=0x9f26ba0, m=0x60b508, local_signal_index=0, argv=0xb67598e8) at kernel/qobject.cpp:3287
#22 0x004adba3 in KJob::finished (this=0x9f26ba0, _t1=0x9f26ba0) at ./kjob.moc:173
#23 0x004addbc in KJob::emitResult (this=0x9f26ba0) at ../../kdecore/jobs/kjob.cpp:310
#24 0x020db1b3 in Nepomuk::Indexer::slotIndexedFile (this=0x9f26ba0, exitCode=0) at ../../../../nepomuk/services/strigi/nepomukindexer.cpp:67
#25 0x020db2dd in Nepomuk::Indexer::qt_metacall (this=0x9f26ba0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xb6759a88) at ./nepomukindexer.moc:73
#26 0x0026b6ba in QMetaObject::metacall (object=0x9f26ba0, cl=QMetaObject::InvokeMetaMethod, idx=26, argv=0xb6759a88) at kernel/qmetaobject.cpp:237
#27 0x0027b4ff in QMetaObject::activate (sender=0x9f22f78, m=0x39e6e8, local_signal_index=1, argv=0xb6759a88) at kernel/qobject.cpp:3287
#28 0x001ff6c3 in QProcess::finished (this=0x9f22f78, _t1=0) at .moc/release-shared/moc_qprocess.cpp:135
#29 0x00204c14 in QProcessPrivate::_q_processDied (this=0x9f05498) at io/qprocess.cpp:1050
#30 0x00204d0e in QProcess::qt_metacall (this=0x9f22f78, _c=QMetaObject::InvokeMetaMethod, _id=13, _a=0xb6759c28) at .moc/release-shared/moc_qprocess.cpp:115
#31 0x004943fa in KProcess::qt_metacall (this=0x9f22f78, _c=QMetaObject::InvokeMetaMethod, _id=21, _a=0xb6759c28) at ./kprocess.moc:69
#32 0x0026b6ba in QMetaObject::metacall (object=0x9f22f78, cl=QMetaObject::InvokeMetaMethod, idx=21, argv=0xb6759c28) at kernel/qmetaobject.cpp:237
#33 0x0027b4ff in QMetaObject::activate (sender=0xb5600860, m=0x3a0550, local_signal_index=0, argv=0xb6759c28) at kernel/qobject.cpp:3287
#34 0x002c8183 in QSocketNotifier::activated (this=0xb5600860, _t1=27) at .moc/release-shared/moc_qsocketnotifier.cpp:89
#35 0x00280fb7 in QSocketNotifier::event (this=0xb5600860, e=0xb675a0a4) at kernel/qsocketnotifier.cpp:317
#36 0x0106ad24 in QApplicationPrivate::notify_helper (this=0x9ccd3d8, receiver=0xb5600860, e=0xb675a0a4) at kernel/qapplication.cpp:4462
#37 0x0106f8ce in QApplication::notify (this=0xbffe33a8, receiver=0xb5600860, e=0xb675a0a4) at kernel/qapplication.cpp:3862
#38 0x00d6693a in KApplication::notify (this=0xbffe33a8, receiver=0xb5600860, event=0xb675a0a4) at ../../kdeui/kernel/kapplication.cpp:311
#39 0x002650bb in QCoreApplication::notifyInternal (this=0xbffe33a8, receiver=0xb5600860, event=0xb675a0a4) at kernel/qcoreapplication.cpp:731
#40 0x00291ec7 in sendEvent (source=0x9e638d8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#41 socketNotifierSourceDispatch (source=0x9e638d8) at kernel/qeventdispatcher_glib.cpp:110
#42 0x01c8eaa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0x01c8f270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0x01c8f524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0x0029253c in QEventDispatcherGlib::processEvents (this=0x9e484b0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#46 0x00264289 in QEventLoop::processEvents (this=0xb675a2d0, flags=...) at kernel/qeventloop.cpp:149
#47 0x00264522 in QEventLoop::exec (this=0xb675a2d0, flags=...) at kernel/qeventloop.cpp:201
#48 0x0016e2a0 in QThread::exec (this=0x9e63e48) at thread/qthread.cpp:492
#49 0x0016e33d in QThread::run (this=0x9e63e48) at thread/qthread.cpp:557
#50 0x00170da2 in QThreadPrivate::start (arg=0x9e63e48) at thread/qthread_unix.cpp:320
#51 0x00727e99 in start_thread (arg=0xb675ab70) at pthread_create.c:304
#52 0x008d873e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xb5f59b70 (LWP 2253)):
#0  0x00807416 in __kernel_vsyscall ()
#1  0x008e6753 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00879b94 in _L_lock_10338 () from /lib/i386-linux-gnu/libc.so.6
#3  0x00878416 in __libc_free (mem=0x9f121a8) at malloc.c:3736
#4  0x01c95c86 in g_free () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x01c8aa6b in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x00292a15 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x9f065b8, __in_chrg=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:373
#7  0x00292b52 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x9f065b8, __in_chrg=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:401
#8  0x0017000a in QThreadPrivate::finish (arg=0x3a18b0) at thread/qthread_unix.cpp:356
#9  0x00170daa in ~__pthread_cleanup_class (arg=0x3a18b0) at /usr/include/pthread.h:545
#10 QThreadPrivate::start (arg=0x3a18b0) at thread/qthread_unix.cpp:279
#11 0x00727e99 in start_thread (arg=0xb5f59b70) at pthread_create.c:304
#12 0x008d873e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb770b710 (LWP 2193)):
#0  0x00807416 in __kernel_vsyscall ()
#1  0x008e6753 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00879b94 in _L_lock_10338 () from /lib/i386-linux-gnu/libc.so.6
#3  0x00878416 in __libc_free (mem=0x9d233b0) at malloc.c:3736
#4  0x006bd4d1 in operator delete(void*) () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#5  0x0029298e in QEventDispatcherGlib::unregisterSocketNotifier (this=0x9c90440, notifier=0x9d23340) at kernel/qeventdispatcher_glib.cpp:503
#6  0x00280db9 in QSocketNotifier::setEnabled (this=0x9d23340, enable=false) at kernel/qsocketnotifier.cpp:298
#7  0x00291f94 in socketNotifierSourceCheck (source=0x9cc45b8) at kernel/qeventdispatcher_glib.cpp:92
#8  0x01c8e71d in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x01c8f03a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x01c8f524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#11 0x0029253c in QEventDispatcherGlib::processEvents (this=0x9c90440, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#12 0x011211e5 in QGuiEventDispatcherGlib::processEvents (this=0x9c90440, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#13 0x00264289 in QEventLoop::processEvents (this=0xbffe3204, flags=...) at kernel/qeventloop.cpp:149
#14 0x00264522 in QEventLoop::exec (this=0xbffe3204, flags=...) at kernel/qeventloop.cpp:201
#15 0x00268ecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#16 0x010688e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#17 0x0804b1ee in main (argc=) at ../../../nepomuk/servicestub/main.cpp:167

Possible duplicates by query: bug 279047, bug 279044, bug 278932, bug 278756, bug 278689.

Reported using DrKonqi