Bug 293456

Summary: Crash in DataManagementModel::resolveUrl
Product: [Unmaintained] nepomuk Reporter: pbo
Component: storageAssignee: Sebastian Trueg <trueg>
Status: RESOLVED FIXED    
Severity: crash CC: me, paul.f.fee, titibanjekistan
Priority: NOR    
Version First Reported In: 4.7   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In: 4.9
Sentry Crash Report:

Description pbo 2012-02-06 15:52:25 UTC 
Application: nepomukservicestub (0.2)
KDE Platform Version: 4.7.4 (4.7.4) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-15-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
I was downloading a file (.xls) with the SKYPE application
.
Kind regtards,
Paul.

-- Backtrace:
Application: Jeton du service Nepomuk (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 0x7f4a2b8a4780 (LWP 1702))]

Thread 14 (Thread 0x7f4a16130700 (LWP 1749)):
#0  socketNotifierSourcePrepare (timeout=0x7f4a1612fc3c) at kernel/qeventdispatcher_glib.cpp:76
#1  0x00007f4a28126ff2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28127dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x8fcc40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a1612fdd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f4a2b36acbf in QInotifyFileSystemWatcherEngine::run (this=0x91f180) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x91f180) at thread/qthread_unix.cpp:331
#10 0x00007f4a28c09efc in start_thread (arg=0x7f4a16130700) at pthread_create.c:304
#11 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7f4a1512e700 (LWP 1753)):
#0  0x00007f4a28ef4773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4a28127f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x7f4a10027fd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a1512ddb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f4a1c2d9728 in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0xe4dcc0) at thread/qthread_unix.cpp:331
#9  0x00007f4a28c09efc in start_thread (arg=0x7f4a1512e700) at pthread_create.c:304
#10 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7f4a1492d700 (LWP 1756)):
#0  0x00007f4a28c0d1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x937768) at pthread_mutex_unlock.c:290
#2  0x00007f4a28126fe4 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a28127dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0xe61fb0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a1492cd60, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x8ee010) at thread/qthread_unix.cpp:331
#11 0x00007f4a28c09efc in start_thread (arg=0x7f4a1492d700) at pthread_create.c:304
#12 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7f4a0ffff700 (LWP 1757)):
#0  0x00007f4a28ef4773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4a28127f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x8e7040, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0fffed60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x939770) at thread/qthread_unix.cpp:331
#9  0x00007f4a28c09efc in start_thread (arg=0x7f4a0ffff700) at pthread_create.c:304
#10 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f4a0f7fe700 (LWP 1758)):
#0  do_gettime (frac=0x7f4a0f7fdae8, sec=0x7f4a0f7fdae0) at tools/qelapsedtimer_unix.cpp:120
#1  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#2  0x00007f4a2b3b46ed in QTimerInfoList::updateCurrentTime (this=0x8fd5a0) at kernel/qeventdispatcher_unix.cpp:339
#3  0x00007f4a2b3b4a33 in QTimerInfoList::timerWait (this=0x8fd5a0, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#4  0x00007f4a2b3b344c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f4a0f7fdbcc) at kernel/qeventdispatcher_glib.cpp:136
#5  0x00007f4a2b3b34f5 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#6  0x00007f4a28126ff2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f4a28127dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x904030, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#10 0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#11 0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0f7fdd60, flags=...) at kernel/qeventloop.cpp:201
#12 0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#13 0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#14 0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0xe45f10) at thread/qthread_unix.cpp:331
#15 0x00007f4a28c09efc in start_thread (arg=0x7f4a0f7fe700) at pthread_create.c:304
#16 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#17 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f4a0effd700 (LWP 1759)):
#0  0x00007f4a28128042 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x951b10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#3  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0effcd60, flags=...) at kernel/qeventloop.cpp:201
#5  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#6  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#7  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x8f9ca0) at thread/qthread_unix.cpp:331
#8  0x00007f4a28c09efc in start_thread (arg=0x7f4a0effd700) at pthread_create.c:304
#9  0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f4a0e7fc700 (LWP 1762)):
#0  0x00007f4a28126e60 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4a28127dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x7f4a08003a80, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0e7fbd60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x93d7a0) at thread/qthread_unix.cpp:331
#9  0x00007f4a28c09efc in start_thread (arg=0x7f4a0e7fc700) at pthread_create.c:304
#10 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f4a0dffb700 (LWP 1763)):
#0  pthread_mutex_unlock (mutex=0x8ba338) at forward.c:184
#1  0x00007f4a28128451 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x913ef0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#3  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0dffad60, flags=...) at kernel/qeventloop.cpp:201
#5  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#6  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#7  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x94e090) at thread/qthread_unix.cpp:331
#8  0x00007f4a28c09efc in start_thread (arg=0x7f4a0dffb700) at pthread_create.c:304
#9  0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f4a0d7fa700 (LWP 1766)):
#0  0x00007f4a281278b4 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f4a28128258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x924b00, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a0d7f9d60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x7f4a08015540) at thread/qthread_unix.cpp:331
#9  0x00007f4a28c09efc in start_thread (arg=0x7f4a0d7fa700) at pthread_create.c:304
#10 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f4a1592f700 (LWP 2642)):
#0  0x00007f4a28ef4773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4a28127f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0x94b690, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a1592ed60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x91c240) at thread/qthread_unix.cpp:331
#9  0x00007f4a28c09efc in start_thread (arg=0x7f4a1592f700) at pthread_create.c:304
#10 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f4a0cff9700 (LWP 2920)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4a2b2a21ab in wait (time=18446744073709551615, this=0x7f4a1000eaa0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x7f4a1000e9d0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f4a2b29681f in QThreadPoolThread::run (this=0x8c06e0) at concurrent/qthreadpool.cpp:140
#4  0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0x8c06e0) at thread/qthread_unix.cpp:331
#5  0x00007f4a28c09efc in start_thread (arg=0x7f4a0cff9700) at pthread_create.c:304
#6  0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f4a07fff700 (LWP 2921)):
#0  0x00007f4a28c0d1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x8c8e88) at pthread_mutex_unlock.c:290
#2  0x00007f4a281273f5 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4a28127e6a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f4a2b3b3f3e in QEventDispatcherGlib::processEvents (this=0xe63230, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7f4a07ffed60, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f4a2b29f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007f4a1c2c90ae in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0xe4ad40) at thread/qthread_unix.cpp:331
#11 0x00007f4a28c09efc in start_thread (arg=0x7f4a07fff700) at pthread_create.c:304
#12 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f4a077fe700 (LWP 2922)):
[KCrash Handler]
#6  0x00007f4a28e553a5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007f4a28e58b0b in __GI_abort () at abort.c:92
#8  0x00007f4a28e8d113 in __libc_message (do_abort=2, fmt=0x7f4a28f7e0d8 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#9  0x00007f4a28e97a96 in malloc_printerr (action=3, str=0x7f4a28f7b11c "invalid fastbin entry (free)", ptr=<optimized out>) at malloc.c:6283
#10 0x00007f4a28e9bd7c in __GI___libc_free (mem=<optimized out>) at malloc.c:3738
#11 0x00007f4a2b2e60ac in QString::free (d=0x7f4a10007390) at tools/qstring.cpp:1186
#12 0x00007f4a2b3468a4 in ~QString (this=0x7f4a077fd700, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qstring.h:883
#13 QUrl::toAce (domain=<optimized out>) at io/qurl.cpp:5884
#14 0x00007f4a2b346dee in QUrlPrivate::toEncoded (this=0x7f4a1000e520, options=...) at io/qurl.cpp:3948
#15 0x00007f4a2b346fad in QUrl::toEncoded (this=<optimized out>, options=<optimized out>) at io/qurl.cpp:5692
#16 0x00007f4a25b01c20 in Soprano::Node::resourceToN3(QUrl const&) () from /usr/lib/libsoprano.so.4
#17 0x00007f4a1c514e38 in Nepomuk::DataManagementModel::resolveUrl (this=0x7f4a1000dd60, url=..., statLocalFiles=<optimized out>) at ../../../../nepomuk/services/storage/datamanagementmodel.cpp:2280
#18 0x00007f4a1c5178b0 in Nepomuk::DataManagementModel::resolveUrls (this=0x7f4a1000dd60, urls=<optimized out>) at ../../../../nepomuk/services/storage/datamanagementmodel.cpp:2243
#19 0x00007f4a1c51c2d7 in Nepomuk::DataManagementModel::removeResources (this=0x7f4a1000dd60, resources=..., flags=..., app=...) at ../../../../nepomuk/services/storage/datamanagementmodel.cpp:851
#20 0x00007f4a1c532ea5 in Nepomuk::RemoveResourcesCommand::runCommand (this=<optimized out>) at ../../../../nepomuk/services/storage/datamanagementcommand.h:311
#21 0x00007f4a1c533dec in Nepomuk::DataManagementCommand::run (this=0x8f0120) at ../../../../nepomuk/services/storage/datamanagementcommand.cpp:62
#22 0x00007f4a2b296795 in QThreadPoolThread::run (this=0xae6c00) at concurrent/qthreadpool.cpp:106
#23 0x00007f4a2b2a1d05 in QThreadPrivate::start (arg=0xae6c00) at thread/qthread_unix.cpp:331
#24 0x00007f4a28c09efc in start_thread (arg=0x7f4a077fe700) at pthread_create.c:304
#25 0x00007f4a28f0089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#26 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4a2b8a4780 (LWP 1702)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f4a28e9d9df in _L_lock_10501 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f4a28e9bd71 in __GI___libc_free (mem=0x7f4a10000020) at malloc.c:3736
#3  0x00007f4a2b343679 in ~QByteArray (this=0x7f4a1000e680, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qbytearray.h:383
#4  ~QUrlPrivate (this=0x7f4a1000e640, __in_chrg=<optimized out>) at io/qurl.cpp:293
#5  ~QUrl (this=<optimized out>, __in_chrg=<optimized out>) at io/qurl.cpp:4186
#6  QUrl::~QUrl (this=<optimized out>, __in_chrg=<optimized out>) at io/qurl.cpp:4183
#7  0x00007f4a2a2203d4 in ~NiePrivate (this=0x7f4a1003fed0, __in_chrg=<optimized out>) at nie.cpp:23
#8  QGlobalStaticDeleter<NiePrivate>::~QGlobalStaticDeleter (this=0x7f4a2a470e08, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qglobal.h:1825
#9  0x00007f4a28e5a821 in __run_exit_handlers (status=1, listp=0x7f4a291b75a8, run_list_atexit=true) at exit.c:78
#10 0x00007f4a28e5a8a5 in __GI_exit (status=<optimized out>) at exit.c:100
#11 0x00007f4a2972d618 in qt_xio_errhandler () at kernel/qapplication_x11.cpp:781
#12 0x00007f4a2a6a0748 in KApplication::xioErrhandler (this=0x7fff3d970cb0, dpy=0x6b7970) at ../../kdeui/kernel/kapplication.cpp:419
#13 0x00007f4a2673511e in _XIOError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#14 0x00007f4a267328fd in _XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#15 0x00007f4a2672319f in XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#16 0x00007f4a29768f3c in x11EventSourceCheck (s=0x697120) at kernel/qguieventdispatcher_glib.cpp:85
#17 0x00007f4a28127734 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f4a28127f82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f4a28128429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f4a2b3b3ed6 in QEventDispatcherGlib::processEvents (this=0x678ce0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#21 0x00007f4a2976910e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#22 0x00007f4a2b387cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#23 0x00007f4a2b387ef7 in QEventLoop::exec (this=0x7fff3d970b20, flags=...) at kernel/qeventloop.cpp:201
#24 0x00007f4a2b38c789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#25 0x00000000004039b0 in main (argc=2, argv=0x7fff3d971158) at ../../../nepomuk/servicestub/main.cpp:170

Possible duplicates by query: bug 293435, bug 292421, bug 292022, bug 291567, bug 291451.

Reported using DrKonqi
Comment 1 Jekyll Wu 2012-07-03 21:51:19 UTC 
*** Bug 297779 has been marked as a duplicate of this bug. ***
Comment 2 pbo 2012-07-03 21:51:28 UTC 
I'm not in the office and will return Monday July 16th.

I will reply to your message upon my return.

Kind regards,
Paul Bonkain
Comment 3 pbo 2012-07-06 16:27:11 UTC 
I'm not in the office and will return Monday July 16th.

I will reply to your message upon my return.

Kind regards,
Paul Bonkain
Comment 4 pbo 2012-07-12 17:49:00 UTC 
I'm not in the office and will return Monday July 16th.

I will reply to your message upon my return.

Kind regards,
Paul Bonkain
Comment 5 Vishesh Handa 2012-12-23 22:52:51 UTC 
This looks like the usual QUrl not being thread-safe problem. Fixed in 4.9
Comment 6 Vishesh Handa 2012-12-23 22:54:25 UTC 
*** Bug 293435 has been marked as a duplicate of this bug. ***