Application: amarok (2.5.0)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-25-generic x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:

I have all my music mounted from another machine via NFS. The IP address of the other machine had changed following a reboot, so my collection was empty and I was using browsing files to find the music I wanted. I went inot hte wrong folder and clicked on the > to change folders, Amarok crashed.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2133f737c0 (LWP 2350))]

Thread 10 (Thread 0x7f211455a700 (LWP 2374)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2115cca1ad in ?? () from /usr/lib/libvlccore.so.5
#2  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#3  0x00007f212cf8be9a in start_thread (arg=0x7f211455a700) at pthread_create.c:308
#4  0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f2108e3b700 (LWP 2410)):
#0  0x00007f213086bb03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f212b46e036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f212b46e164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2131202426 in QEventDispatcherGlib::processEvents (this=0x7f2104000920, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f21311d1c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f21311d1ed7 in QEventLoop::exec (this=0x7f2108e3acd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f21310d0fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f21311b19ff in QInotifyFileSystemWatcherEngine::run (this=0x1a7f0d0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1a7f0d0) at thread/qthread_unix.cpp:298
#9  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f212cf8be9a in start_thread (arg=0x7f2108e3b700) at pthread_create.c:308
#11 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f2101ef3700 (LWP 2437)):
#0  0x00007f212b4a9339 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f212b4a95c9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f212b46d98b in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f212b46dfaa in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f212b46e164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f2131202426 in QEventDispatcherGlib::processEvents (this=0x7f20fc0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f21311d1c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f21311d1ed7 in QEventLoop::exec (this=0x7f2101ef2cd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f21310d0fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f21311b19ff in QInotifyFileSystemWatcherEngine::run (this=0x1df7b10) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1df7b10) at thread/qthread_unix.cpp:298
#11 0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x00007f212cf8be9a in start_thread (arg=0x7f2101ef3700) at pthread_create.c:308
#13 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f21016f2700 (LWP 2440)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f21310d44db in wait (time=18446744073709551615, this=0x1ead9a0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1eb0bc0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f212e51f0eb in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1eb0960, th=0x1eb1080) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f212e5219db in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1eb1080) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f212e5219f4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1eb1080) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f212e52084f in ThreadWeaver::ThreadRunHelper::run (this=0x7f21016f1d20, parent=0x1eb0960, th=0x1eb1080) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f212e5208db in ThreadWeaver::Thread::run (this=0x1eb1080) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1eb1080) at thread/qthread_unix.cpp:298
#9  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f212cf8be9a in start_thread (arg=0x7f21016f2700) at pthread_create.c:308
#11 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f20f3fff700 (LWP 2444)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f21310d44db in wait (time=18446744073709551615, this=0x1ead9a0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1eb0bc0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f212e51f0eb in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1eb0960, th=0x1e5c770) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f212e5219db in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1e5c770) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f212e5219f4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1e5c770) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f212e52084f in ThreadWeaver::ThreadRunHelper::run (this=0x7f20f3ffed20, parent=0x1eb0960, th=0x1e5c770) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f212e5208db in ThreadWeaver::Thread::run (this=0x1e5c770) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1e5c770) at thread/qthread_unix.cpp:298
#9  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f212cf8be9a in start_thread (arg=0x7f20f3fff700) at pthread_create.c:308
#11 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f20ebfff700 (LWP 2445)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f21310d44db in wait (time=18446744073709551615, this=0x1ead9a0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1eb0bc0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f212e51f0eb in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1eb0960, th=0x1c8e6d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f212e5219db in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1c8e6d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f212e52084f in ThreadWeaver::ThreadRunHelper::run (this=0x7f20ebffed20, parent=0x1eb0960, th=0x1c8e6d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f212e5208db in ThreadWeaver::Thread::run (this=0x1c8e6d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1c8e6d0) at thread/qthread_unix.cpp:298
#8  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f212cf8be9a in start_thread (arg=0x7f20ebfff700) at pthread_create.c:308
#10 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f20f37fe700 (LWP 2452)):
#0  0x00007f212b4a932d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f212b4a9599 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f212b46e01b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f212b46e164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f2131202426 in QEventDispatcherGlib::processEvents (this=0x7f20dc0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f21311d1c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f21311d1ed7 in QEventLoop::exec (this=0x7f20f37fdcd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f21310d0fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007f212ebc9efe in KIO::NameLookUpThread::run (this=0x2219630) at ../../kio/kio/hostinfo.cpp:226
#9  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x2219630) at thread/qthread_unix.cpp:298
#10 0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f212cf8be9a in start_thread (arg=0x7f20f37fe700) at pthread_create.c:308
#12 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f20f25f4700 (LWP 2462)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f212d565222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f212d565259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f212cf8be9a in start_thread (arg=0x7f20f25f4700) at pthread_create.c:308
#5  0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f20e9f3f700 (LWP 2474)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f21310d44db in wait (time=18446744073709551615, this=0x1ead9a0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1eb0bc0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f212e51f0eb in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1eb0960, th=0x1a8c9b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f212e5219db in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1a8c9b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f212e5219f4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1eb0c90, th=0x1a8c9b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f212e52084f in ThreadWeaver::ThreadRunHelper::run (this=0x7f20e9f3ed20, parent=0x1eb0960, th=0x1a8c9b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f212e5208db in ThreadWeaver::Thread::run (this=0x1a8c9b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f21310d3fcb in QThreadPrivate::start (arg=0x1a8c9b0) at thread/qthread_unix.cpp:298
#9  0x00007f2122589b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f212cf8be9a in start_thread (arg=0x7f20e9f3f700) at pthread_create.c:308
#11 0x00007f21308774bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2133f737c0 (LWP 2350)):
[KCrash Handler]
#6  QMetaObject::changeGuard (ptr=0x2901b50, o=0x0) at kernel/qobject.cpp:461
#7  0x00007f213201a296 in operator= (p=0x0, this=0x2901b50) at ../../include/QtCore/../../src/corelib/kernel/qpointer.h:68
#8  QMenuPrivate::activateAction (this=0x2901890, action=0x2902200, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1133
#9  0x00007f2131c19144 in QWidget::event (this=0x28ccf30, event=0x7fff5b644870) at kernel/qwidget.cpp:8362
#10 0x00007f213201b80b in QMenu::event (this=0x28ccf30, e=0x7fff5b644870) at widgets/qmenu.cpp:2469
#11 0x00007f2131bc8894 in notify_helper (e=0x7fff5b644870, receiver=0x28ccf30, this=0x12ed560) at kernel/qapplication.cpp:4559
#12 QApplicationPrivate::notify_helper (this=0x12ed560, receiver=0x28ccf30, e=0x7fff5b644870) at kernel/qapplication.cpp:4531
#13 0x00007f2131bce0bf in QApplication::notify (this=<optimized out>, receiver=0x28ccf30, e=0x7fff5b644870) at kernel/qapplication.cpp:4102
#14 0x00007f213396bbb6 in KApplication::notify (this=0x7fff5b646c00, receiver=0x28ccf30, event=0x7fff5b644870) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007f21311d2e9c in QCoreApplication::notifyInternal (this=0x7fff5b646c00, receiver=0x28ccf30, event=0x7fff5b644870) at kernel/qcoreapplication.cpp:876
#16 0x00007f2131bc9862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#17 QApplicationPrivate::sendMouseEvent (receiver=0x28ccf30, event=0x7fff5b644870, alienWidget=0x0, nativeWidget=0x28ccf30, buttonDown=0x0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#18 0x00007f2131c492c1 in QETWidget::translateMouseEvent (this=0x28ccf30, event=<optimized out>) at kernel/qapplication_x11.cpp:4551
#19 0x00007f2131c47bae in QApplication::x11ProcessEvent (this=0x7fff5b646c00, event=0x7fff5b645140) at kernel/qapplication_x11.cpp:3732
#20 0x00007f2131c710d2 in x11EventSourceDispatch (s=0x12e6480, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#21 0x00007f212b46dd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f212b46e0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f212b46e164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f21312023bf in QEventDispatcherGlib::processEvents (this=0x10dfad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#25 0x00007f2131c70d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007f21311d1c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#27 0x00007f21311d1ed7 in QEventLoop::exec (this=0x7fff5b6454e0, flags=...) at kernel/qeventloop.cpp:204
#28 0x00007f2132017131 in QMenu::exec (this=<optimized out>, p=..., action=0x0) at widgets/qmenu.cpp:2113
#29 0x00007f21320266d2 in QPushButtonPrivate::_q_popupPressed (this=0x29015d0) at widgets/qpushbutton.cpp:592
#30 0x00007f21311e7281 in QMetaObject::activate (sender=0x28ff360, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#31 0x00007f2131f96ae1 in QAbstractButtonPrivate::emitPressed (this=<optimized out>) at widgets/qabstractbutton.cpp:562
#32 0x00007f2131f9751c in QAbstractButton::mousePressEvent (this=0x28ff360, e=0x7fff5b645f20) at widgets/qabstractbutton.cpp:1098
#33 0x00007f2131c19429 in QWidget::event (this=0x28ff360, event=0x7fff5b645f20) at kernel/qwidget.cpp:8358
#34 0x00007f2131bc8894 in notify_helper (e=0x7fff5b645f20, receiver=0x28ff360, this=0x12ed560) at kernel/qapplication.cpp:4559
#35 QApplicationPrivate::notify_helper (this=0x12ed560, receiver=0x28ff360, e=0x7fff5b645f20) at kernel/qapplication.cpp:4531
#36 0x00007f2131bce0bf in QApplication::notify (this=<optimized out>, receiver=0x28ff360, e=0x7fff5b645f20) at kernel/qapplication.cpp:4102
#37 0x00007f213396bbb6 in KApplication::notify (this=0x7fff5b646c00, receiver=0x28ff360, event=0x7fff5b645f20) at ../../kdeui/kernel/kapplication.cpp:311
#38 0x00007f21311d2e9c in QCoreApplication::notifyInternal (this=0x7fff5b646c00, receiver=0x28ff360, event=0x7fff5b645f20) at kernel/qcoreapplication.cpp:876
#39 0x00007f2131bc9862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#40 QApplicationPrivate::sendMouseEvent (receiver=0x28ff360, event=0x7fff5b645f20, alienWidget=0x28ff360, nativeWidget=0x1c682c0, buttonDown=0x28ff360, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#41 0x00007f2131c48bf5 in QETWidget::translateMouseEvent (this=0x1c682c0, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#42 0x00007f2131c47bae in QApplication::x11ProcessEvent (this=0x7fff5b646c00, event=0x7fff5b6467f0) at kernel/qapplication_x11.cpp:3732
#43 0x00007f2131c710d2 in x11EventSourceDispatch (s=0x12e6480, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#44 0x00007f212b46dd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f212b46e0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f212b46e164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f21312023bf in QEventDispatcherGlib::processEvents (this=0x10dfad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#48 0x00007f2131c70d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#49 0x00007f21311d1c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#50 0x00007f21311d1ed7 in QEventLoop::exec (this=0x7fff5b646b90, flags=...) at kernel/qeventloop.cpp:204
#51 0x00007f21311d6f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#52 0x0000000000408e4e in main (argc=1, argv=0x7fff5b649088) at ../../src/main.cpp:303

Possible duplicates by query: bug 298836, bug 282501, bug 281897, bug 278633, bug 276868.

Reported using DrKonqi