Bug 332484

Application: amarok (2.8.0)
KDE Platform Version: 4.12.3 (Compiled from sources)
Qt Version: 4.8.6
Operating System: Linux 3.11.0-19-generic i686
Distribution: Ubuntu 13.10

-- Information about the crash:
- What I was doing when the application crashed:
I closed Amarok using the "file - quit amarok" menu, and it told me it crashed. Before closing, I was listening for some Internet radio.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb0c15740 (LWP 3752))]

Thread 13 (Thread 0xa8673b40 (LWP 3761)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0x9ffffd0, mutex=0x9ffffb8) at forward.c:149
#3  0xb5b5e0d5 in wait (time=4294967295, this=0x9ffffb8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=this@entry=0x9ffff08, mutex=0x9f89800, time=time@entry=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb50948d3 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9fffef0, th=th@entry=0xa0002a8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#6  0xb509781b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9fe4120, th=0xa0002a8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:77
#7  0xb509482a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9fffef0, th=th@entry=0xa0002a8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:361
#8  0xb50978f2 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9fe4120, th=0xa0002a8, previous=0x9f5fc30) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#9  0xb5093782 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9fffef0, th=0xa0002a8, previous=0x9f5fc30) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#10 0xb5096283 in ThreadWeaver::Thread::run (this=0xa0002a8) at ../../../threadweaver/Weaver/Thread.cpp:98
#11 0xb5b5db4f in QThreadPrivate::start (arg=0xa0002a8) at thread/qthread_unix.cpp:349
#12 0xb4960d78 in start_thread (arg=0xa8673b40) at pthread_create.c:311
#13 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 12 (Thread 0xa6cfeb40 (LWP 3762)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb595e4d2 in clock_gettime (clock_id=1, tp=0xa6cfdfc8) at ../sysdeps/unix/clock_gettime.c:115
#2  0xb5bb88bc in do_gettime (frac=0xa6cfdfc0, sec=0xa6cfdfb8) at tools/qelapsedtimer_unix.cpp:127
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:144
#4  0xb5ca1242 in updateCurrentTime (this=0xa00bdac) at kernel/qeventdispatcher_unix.cpp:354
#5  QTimerInfoList::timerWait (this=0xa00bdac, tm=...) at kernel/qeventdispatcher_unix.cpp:460
#6  0xb5c9f81b in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa6cfe0bc) at kernel/qeventdispatcher_glib.cpp:136
#7  0xb5c9f8ad in timerSourcePrepare (source=0xa00bd78, timeout=0xa6cfe0bc) at kernel/qeventdispatcher_glib.cpp:169
#8  0xb4703143 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb4703a5f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb4703ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#11 0xb5c9f9ef in QEventDispatcherGlib::processEvents (this=0xa006260, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#12 0xb5c6e813 in QEventLoop::processEvents (this=this@entry=0xa6cfe228, flags=...) at kernel/qeventloop.cpp:149
#13 0xb5c6eb39 in QEventLoop::exec (this=this@entry=0xa6cfe228, flags=...) at kernel/qeventloop.cpp:204
#14 0xb5b5b21d in QThread::exec (this=this@entry=0xa001038) at thread/qthread.cpp:537
#15 0xb5c4ec34 in QInotifyFileSystemWatcherEngine::run (this=0xa001038) at io/qfilesystemwatcher_inotify.cpp:265
#16 0xb5b5db4f in QThreadPrivate::start (arg=0xa001038) at thread/qthread_unix.cpp:349
#17 0xb4960d78 in start_thread (arg=0xa6cfeb40) at pthread_create.c:311
#18 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 11 (Thread 0xa63bdb40 (LWP 3763)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0x9ffffd0, mutex=0x9ffffb8) at forward.c:149
#3  0xb5b5e0d5 in wait (time=4294967295, this=0x9ffffb8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=this@entry=0x9ffff08, mutex=0x9f89800, time=time@entry=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb50948d3 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9fffef0, th=th@entry=0xa0c1c60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#6  0xb509781b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9fe4120, th=0xa0c1c60) at ../../../threadweaver/Weaver/WorkingHardState.cpp:77
#7  0xb509482a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9fffef0, th=th@entry=0xa0c1c60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:361
#8  0xb50978f2 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9fe4120, th=0xa0c1c60, previous=0xa553fdf8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#9  0xb5093782 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9fffef0, th=0xa0c1c60, previous=0xa553fdf8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#10 0xb5096283 in ThreadWeaver::Thread::run (this=0xa0c1c60) at ../../../threadweaver/Weaver/Thread.cpp:98
#11 0xb5b5db4f in QThreadPrivate::start (arg=0xa0c1c60) at thread/qthread_unix.cpp:349
#12 0xb4960d78 in start_thread (arg=0xa63bdb40) at pthread_create.c:311
#13 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 10 (Thread 0xa146cb40 (LWP 3764)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0x9ffffd0, mutex=0x9ffffb8) at forward.c:149
#3  0xb5b5e0d5 in wait (time=4294967295, this=0x9ffffb8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=this@entry=0x9ffff08, mutex=0x9f89800, time=time@entry=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb50948d3 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9fffef0, th=th@entry=0xa0fbed0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#6  0xb509781b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9fe4120, th=0xa0fbed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:77
#7  0xb509482a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9fffef0, th=th@entry=0xa0fbed0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:361
#8  0xb50978f2 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9fe4120, th=0xa0fbed0, previous=0xb426838) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#9  0xb5093782 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9fffef0, th=0xa0fbed0, previous=0xb426838) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#10 0xb5096283 in ThreadWeaver::Thread::run (this=0xa0fbed0) at ../../../threadweaver/Weaver/Thread.cpp:98
#11 0xb5b5db4f in QThreadPrivate::start (arg=0xa0fbed0) at thread/qthread_unix.cpp:349
#12 0xb4960d78 in start_thread (arg=0xa146cb40) at pthread_create.c:311
#13 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 9 (Thread 0xa0c6bb40 (LWP 3765)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0x9ffffd0, mutex=0x9ffffb8) at forward.c:149
#3  0xb5b5e0d5 in wait (time=4294967295, this=0x9ffffb8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=this@entry=0x9ffff08, mutex=0x9f89800, time=time@entry=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb50948d3 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x9fffef0, th=th@entry=0x9f850a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#6  0xb509781b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9fe4120, th=0x9f850a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:77
#7  0xb509482a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x9fffef0, th=th@entry=0x9f850a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:361
#8  0xb50978f2 in ThreadWeaver::WorkingHardState::applyForWork (this=0x9fe4120, th=0x9f850a0, previous=0xa7dc3e90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:68
#9  0xb5093782 in ThreadWeaver::WeaverImpl::applyForWork (this=0x9fffef0, th=0x9f850a0, previous=0xa7dc3e90) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#10 0xb5096283 in ThreadWeaver::Thread::run (this=0x9f850a0) at ../../../threadweaver/Weaver/Thread.cpp:98
#11 0xb5b5db4f in QThreadPrivate::start (arg=0x9f850a0) at thread/qthread_unix.cpp:349
#12 0xb4960d78 in start_thread (arg=0xa0c6bb40) at pthread_create.c:311
#13 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 8 (Thread 0x963c8b40 (LWP 3768)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb595e4d2 in clock_gettime (clock_id=1, tp=0x963c7fc8) at ../sysdeps/unix/clock_gettime.c:115
#2  0xb5bb88bc in do_gettime (frac=0x963c7fc0, sec=0x963c7fb8) at tools/qelapsedtimer_unix.cpp:127
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:144
#4  0xb5ca1242 in updateCurrentTime (this=0xa7d19134) at kernel/qeventdispatcher_unix.cpp:354
#5  QTimerInfoList::timerWait (this=0xa7d19134, tm=...) at kernel/qeventdispatcher_unix.cpp:460
#6  0xb5c9f81b in timerSourcePrepareHelper (src=<optimized out>, timeout=0x963c80bc) at kernel/qeventdispatcher_glib.cpp:136
#7  0xb5c9f8ad in timerSourcePrepare (source=0xa7d19100, timeout=0x963c80bc) at kernel/qeventdispatcher_glib.cpp:169
#8  0xb4703143 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb4703a5f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb4703ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#11 0xb5c9f9ef in QEventDispatcherGlib::processEvents (this=0xa7d164d8, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#12 0xb5c6e813 in QEventLoop::processEvents (this=this@entry=0x963c8228, flags=...) at kernel/qeventloop.cpp:149
#13 0xb5c6eb39 in QEventLoop::exec (this=this@entry=0x963c8228, flags=...) at kernel/qeventloop.cpp:204
#14 0xb5b5b21d in QThread::exec (this=this@entry=0xa577ae8) at thread/qthread.cpp:537
#15 0xb5c4ec34 in QInotifyFileSystemWatcherEngine::run (this=0xa577ae8) at io/qfilesystemwatcher_inotify.cpp:265
#16 0xb5b5db4f in QThreadPrivate::start (arg=0xa577ae8) at thread/qthread_unix.cpp:349
#17 0xb4960d78 in start_thread (arg=0x963c8b40) at pthread_create.c:311
#18 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 7 (Thread 0x93d03b40 (LWP 3769)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0xb422ed90 <WTF::pageheap_memory+20720>, mutex=0xb422ed78 <WTF::pageheap_memory+20696>) at forward.c:149
#3  0xb39b4a7c in WTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb39b4acf in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb4960d78 in start_thread (arg=0x93d03b40) at pthread_create.c:311
#6  0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 6 (Thread 0x92c01b40 (LWP 3775)):
#0  0xb46d1af0 in pthread_mutex_lock@plt () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4746bb0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb4703b18 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4703ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb5c9f9ef in QEventDispatcherGlib::processEvents (this=0xa4006b8, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#5  0xb5c6e813 in QEventLoop::processEvents (this=this@entry=0x92c01258, flags=...) at kernel/qeventloop.cpp:149
#6  0xb5c6eb39 in QEventLoop::exec (this=this@entry=0x92c01258, flags=...) at kernel/qeventloop.cpp:204
#7  0xb5b5b21d in QThread::exec (this=this@entry=0xa7d32a0) at thread/qthread.cpp:537
#8  0xb5b5b36b in QThread::run (this=0xa7d32a0) at thread/qthread.cpp:604
#9  0xb5b5db4f in QThreadPrivate::start (arg=0xa7d32a0) at thread/qthread_unix.cpp:349
#10 0xb4960d78 in start_thread (arg=0x92c01b40) at pthread_create.c:311
#11 0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 5 (Thread 0x9ad8ab40 (LWP 3805)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0xb4c288d0, mutex=0xb4c288b8) at forward.c:149
#3  0xb4b25c72 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb4b25cbf in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb4960d78 in start_thread (arg=0x9ad8ab40) at pthread_create.c:311
#6  0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 4 (Thread 0x8bcbfb40 (LWP 10071)):
#0  0xb4962de3 in __GI___pthread_mutex_lock (mutex=0xc103f78) at pthread_mutex_lock.c:95
#1  0xb5958bc4 in pthread_mutex_lock (mutex=0xc103f78) at forward.c:192
#2  0xb4746bb0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4703b18 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4703ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x9709bf70 in ?? () from /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so
#6  0xb4729c4a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb4960d78 in start_thread (arg=0x8bcbfb40) at pthread_create.c:311
#8  0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 3 (Thread 0x8a4bcb40 (LWP 10074)):
#0  0xb474686e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4746ba8 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb4703b18 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb470404b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xa899832a in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#5  0xb4729c4a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb4960d78 in start_thread (arg=0x8a4bcb40) at pthread_create.c:311
#7  0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 2 (Thread 0x84dffb40 (LWP 10092)):
#0  0xb777a424 in __kernel_vsyscall ()
#1  0xb496484b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb59589bc in __pthread_cond_wait (cond=0x934717dc, mutex=0x934717c4) at forward.c:149
#3  0xb39e3ae3 in WTF::ThreadCondition::wait(WTF::Mutex&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb36bf744 in JSC::BlockAllocator::blockFreeingThreadMain() () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb39ca866 in WTF::threadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#6  0xb39e3459 in WTF::wtfThreadEntryPoint(void*) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#7  0xb4960d78 in start_thread (arg=0x84dffb40) at pthread_create.c:311
#8  0xb594b01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xb0c15740 (LWP 3752)):
[KCrash Handler]
#7  0x00000000 in ?? ()
#8  0xb4f46c58 in Phonon::MediaNodePrivate::backendObject() () from /usr/lib/i386-linux-gnu/libphonon.so.4
#9  0xb4f5ffef in Phonon::VolumeFaderEffect::fadeTo(float, int) () from /usr/lib/i386-linux-gnu/libphonon.so.4
#10 0xb4f6009b in Phonon::VolumeFaderEffect::fadeIn(int) () from /usr/lib/i386-linux-gnu/libphonon.so.4
#11 0xb7138786 in Fadeouter::~Fadeouter (this=0xbfa3940, __in_chrg=<optimized out>) at ../../src/playback/Fadeouter.cpp:53
#12 0xb71387bc in Fadeouter::~Fadeouter (this=0xbfa3940, __in_chrg=<optimized out>) at ../../src/playback/Fadeouter.cpp:54
#13 0xb5c87bca in QObjectPrivate::deleteChildren (this=this@entry=0x9f4fa68) at kernel/qobject.cpp:1907
#14 0xb5c8a178 in QObject::~QObject (this=0x9f4da58, __in_chrg=<optimized out>) at kernel/qobject.cpp:926
#15 0xb4f2e6be in Phonon::Effect::~Effect() () from /usr/lib/i386-linux-gnu/libphonon.so.4
#16 0xb4f604d3 in Phonon::VolumeFaderEffect::~VolumeFaderEffect() () from /usr/lib/i386-linux-gnu/libphonon.so.4
#17 0xb5c87bca in QObjectPrivate::deleteChildren (this=this@entry=0x9b177d0) at kernel/qobject.cpp:1907
#18 0xb5c8a178 in QObject::~QObject (this=0x9b152d0, __in_chrg=<optimized out>) at kernel/qobject.cpp:926
#19 0xb705e9c4 in EngineController::~EngineController (this=0x9b152d0, __in_chrg=<optimized out>) at ../../src/EngineController.cpp:101
#20 0xb705ea6c in EngineController::~EngineController (this=0x9b152d0, __in_chrg=<optimized out>) at ../../src/EngineController.cpp:121
#21 0xb7138f97 in Amarok::DefaultApplicationController::shutdown (this=0x9a3a928) at ../../src/statemanagement/DefaultApplicationController.cpp:60
#22 0xb70580f7 in App::~App (this=0xbf97751c, __in_chrg=<optimized out>) at ../../src/App.cpp:244
#23 0x0804f77f in main (argc=1, argv=0xbf977604) at ../../src/main.cpp:327

Possible duplicates by query: bug 328889.

Reported using DrKonqi