Bug 281664

Application: nepomukservicestub (0.2)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-11-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
i was just opening dolphin a folder with png images inside, the crashes appear quite often

-- Backtrace:
Application: Nepomuk Service Stub (nepomukservicestub), signal: Aborted
__lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
	in ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
[Current thread is 1 (Thread 0x7faa7b096780 (LWP 2158))]

Thread 3 (Thread 0x7faa6a027700 (LWP 2513)):
[KCrash Handler]
#6  0x00007faa786afd05 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007faa786b3ab6 in abort () at abort.c:92
#8  0x00007faa786e8d7b in __libc_message (do_abort=2, fmt=0x7faa787d1400 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#9  0x00007faa786f4a8f in malloc_printerr (av=<value optimized out>, p=0x7faa64000bf0) at malloc.c:6283
#10 _int_free (av=<value optimized out>, p=0x7faa64000bf0) at malloc.c:4795
#11 0x00007faa786f88e3 in __libc_free (mem=<value optimized out>) at malloc.c:3738
#12 0x00007faa7aae10fc in QString::free (d=0x7faa64000c00) at tools/qstring.cpp:1185
#13 0x00007faa7ab4223a in ~QString (this=0x7faa64004220, options=...) at ../../include/QtCore/../../src/corelib/tools/qstring.h:883
#14 QUrlPrivate::authority (this=0x7faa64004220, options=...) at io/qurl.cpp:3487
#15 0x00007faa7ab440d7 in QUrlPrivate::toEncoded (this=0x7faa64004220, options=...) at io/qurl.cpp:3913
#16 0x00007faa7ab4480d in QUrl::toEncoded (this=<value optimized out>, options=<value optimized out>) at io/qurl.cpp:5692
#17 0x00007faa7557a622 in Soprano::Node::resourceToN3(QUrl const&) () from /usr/lib/libsoprano.so.4
#18 0x00007faa711b4bb5 in Nepomuk::Query::Query::toSparqlQuery (this=0x1011938, sparqlFlags=...) at ../../../nepomuk/query/query.cpp:460
#19 0x00007faa6a86c3db in Nepomuk::Query::Folder::sparqlQuery (this=<value optimized out>) at ../../../../nepomuk/services/queryservice/folder.cpp:122
#20 0x00007faa6a86f157 in Nepomuk::Query::SearchRunnable::run (this=0x1034c20) at ../../../../nepomuk/services/queryservice/searchrunnable.cpp:81
#21 0x00007faa7aa91188 in QThreadPoolThread::run (this=0x1058f30) at concurrent/qthreadpool.cpp:106
#22 0x00007faa7aa9c175 in QThreadPrivate::start (arg=0x1058f30) at thread/qthread_unix.cpp:320
#23 0x00007faa78464d8c in start_thread (arg=0x7faa6a027700) at pthread_create.c:304
#24 0x00007faa7876204d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#25 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7faa69826700 (LWP 2514)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007faa786fa80f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007faa786f88d8 in __libc_free (mem=0x7faa64000020) at malloc.c:3736
#3  0x00007faa6a86ea07 in Nepomuk::Query::SearchRunnable::~SearchRunnable (this=0x7faa64000cf0, __in_chrg=<value optimized out>) at ../../../../nepomuk/services/queryservice/searchrunnable.cpp:62
#4  0x00007faa6a86ea29 in Nepomuk::Query::SearchRunnable::~SearchRunnable (this=0x7faa64000cf0, __in_chrg=<value optimized out>) at ../../../../nepomuk/services/queryservice/searchrunnable.cpp:64
#5  0x00007faa7aa911bb in QThreadPoolThread::run (this=0x7faa64000e60) at concurrent/qthreadpool.cpp:119
#6  0x00007faa7aa9c175 in QThreadPrivate::start (arg=0x7faa64000e60) at thread/qthread_unix.cpp:320
#7  0x00007faa78464d8c in start_thread (arg=0x7faa69826700) at pthread_create.c:304
#8  0x00007faa7876204d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7faa7b096780 (LWP 2158)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007faa786fa80f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007faa786f88d8 in __libc_free (mem=0x7faa64000020) at malloc.c:3736
#3  0x00007faa7ab3a889 in ~QByteArray (this=<value optimized out>, __in_chrg=<value optimized out>) at ../../include/QtCore/../../src/corelib/tools/qbytearray.h:383
#4  ~QUrlPrivate (this=<value optimized out>, __in_chrg=<value optimized out>) at io/qurl.cpp:294
#5  QUrl::~QUrl (this=<value optimized out>, __in_chrg=<value optimized out>) at io/qurl.cpp:4186
#6  0x00007faa755a4d74 in ?? () from /usr/lib/libsoprano.so.4
#7  0x00007faa786b5961 in __run_exit_handlers (status=1) at exit.c:78
#8  exit (status=1) at exit.c:100
#9  0x00007faa78f3bfb8 in qt_xio_errhandler () at kernel/qapplication_x11.cpp:781
#10 0x00007faa79ec0638 in KApplication::xioErrhandler (this=0x7fff5b210f30, dpy=0xfa5ae0) at ../../kdeui/kernel/kapplication.cpp:419
#11 0x00007faa761a6dee in _XIOError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#12 0x00007faa761a462d in _XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#13 0x00007faa76194f1f in XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#14 0x00007faa78f7932c in x11EventSourceCheck (s=0xfa15f0) at kernel/qguieventdispatcher_glib.cpp:85
#15 0x00007faa77988854 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007faa77989122 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007faa77989639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007faa7abae3ef in QEventDispatcherGlib::processEvents (this=0xf5a4a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#19 0x00007faa78f794de in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#20 0x00007faa7ab82882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#21 0x00007faa7ab82abc in QEventLoop::exec (this=0x7fff5b210d40, flags=...) at kernel/qeventloop.cpp:201
#22 0x00007faa7ab86ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#23 0x0000000000403c3f in main (argc=2, argv=<value optimized out>) at ../../../nepomuk/servicestub/main.cpp:165

This bug may be a duplicate of or related to bug 281223.

Possible duplicates by query: bug 281223, bug 281210, bug 280914, bug 280842, bug 280815.

Reported using DrKonqi