Bug 351636

Summary: [Possible Duplicate]Amarok crashed while using MusicBrainz to update tags for several specific files
Product: [Applications] amarok Reporter: Beau <dragonrunehr>
Component: generalAssignee: Amarok Developers <amarok-bugs-dist>
Status: RESOLVED DUPLICATE    
Severity: crash CC: marcospinello84
Priority: NOR Keywords: drkonqi
Version: 2.8.0   
Target Milestone: 2.9   
Platform: Mint (Ubuntu based)   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Beau 2015-08-23 08:54:02 UTC 
Application: amarok (2.8.0)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.16.0-38-generic x86_64
Distribution: Linux Mint 17.2 Rafaela

-- Information about the crash:
Amarok crashed while using MusicBrainz to update tags for several specific files

The crash can be reproduced every time.

-- 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 0x7fc2504397c0 (LWP 32098))]

Thread 10 (Thread 0x7fc229471700 (LWP 32100)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007fc24d7e47f4 in wait (time=60000, this=0x28ad6c0) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=this@entry=0x28a50f0, mutex=mutex@entry=0x28a50e8, time=time@entry=60000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc24f47712e in AbstractDirectoryWatcher::run (this=0x28a50c0) at ../../src/scanner/AbstractDirectoryWatcher.cpp:65
#4  0x00007fc24aa0fcb2 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fc24aa0fe6e in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) () from /usr/lib/libthreadweaver.so.4
#6  0x00007fc24aa0f6bb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#7  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x29f3ab0) at thread/qthread_unix.cpp:349
#8  0x00007fc249486182 in start_thread (arg=0x7fc229471700) at pthread_create.c:312
#9  0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7fc2232e9700 (LWP 32101)):
#0  __GI___pthread_mutex_lock (mutex=0x7fc21c000a60) at ../nptl/pthread_mutex_lock.c:158
#1  0x00007fc247e6a981 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc247e28699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc247e28f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc247e290ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc24d9137be in QEventDispatcherGlib::processEvents (this=0x7fc21c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007fc24d8e50af in QEventLoop::processEvents (this=this@entry=0x7fc2232e8de0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fc24d8e53a5 in QEventLoop::exec (this=this@entry=0x7fc2232e8de0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fc24d7e1c5f in QThread::exec (this=this@entry=0x29f66c0) at thread/qthread.cpp:537
#9  0x00007fc24d8c6823 in QInotifyFileSystemWatcherEngine::run (this=0x29f66c0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007fc24d7e432f in QThreadPrivate::start (arg=0x29f66c0) at thread/qthread_unix.cpp:349
#11 0x00007fc249486182 in start_thread (arg=0x7fc2232e9700) at pthread_create.c:312
#12 0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7fc22220c700 (LWP 32102)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc24d7e4816 in wait (time=18446744073709551615, this=0x29f3630) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2839d50, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc24aa0de6c in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fc24aa10903 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fc24aa0f61f in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x2aebde0) at thread/qthread_unix.cpp:349
#7  0x00007fc249486182 in start_thread (arg=0x7fc22220c700) at pthread_create.c:312
#8  0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7fc2213d1700 (LWP 32103)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc24d7e4816 in wait (time=18446744073709551615, this=0x29f3630) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2839d50, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc24aa0de6c in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fc24aa10903 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fc24aa1091c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fc24aa0f61f in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#7  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x2c929b0) at thread/qthread_unix.cpp:349
#8  0x00007fc249486182 in start_thread (arg=0x7fc2213d1700) at pthread_create.c:312
#9  0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7fc220bd0700 (LWP 32104)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc24d7e4816 in wait (time=18446744073709551615, this=0x29f3630) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2839d50, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc24aa0de6c in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007fc24aa10903 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007fc24aa1091c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x00007fc24aa1091c in ?? () from /usr/lib/libthreadweaver.so.4
#7  0x00007fc24aa1091c in ?? () from /usr/lib/libthreadweaver.so.4
#8  0x00007fc24aa0f61f in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#9  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x2c98330) at thread/qthread_unix.cpp:349
#10 0x00007fc249486182 in start_thread (arg=0x7fc220bd0700) at pthread_create.c:312
#11 0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7fc21b987700 (LWP 32105)):
#0  0x00007fc24d18d12d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc247e28fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc247e290ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc24d9137be in QEventDispatcherGlib::processEvents (this=0x7fc20c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007fc24d8e50af in QEventLoop::processEvents (this=this@entry=0x7fc21b986de0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc24d8e53a5 in QEventLoop::exec (this=this@entry=0x7fc21b986de0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fc24d7e1c5f in QThread::exec (this=this@entry=0x30fce40) at thread/qthread.cpp:537
#7  0x00007fc24d8c6823 in QInotifyFileSystemWatcherEngine::run (this=0x30fce40) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x30fce40) at thread/qthread_unix.cpp:349
#9  0x00007fc249486182 in start_thread (arg=0x7fc21b987700) at pthread_create.c:312
#10 0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fc1fdf0d700 (LWP 32106)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc24452d81d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fc24452d859 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fc249486182 in start_thread (arg=0x7fc1fdf0d700) at pthread_create.c:312
#4  0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fc1bcd00700 (LWP 32109)):
#0  0x00007fc247e263e3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc247e2862b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc247e28f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc247e290ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc24d9137be in QEventDispatcherGlib::processEvents (this=0x7fc1b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007fc24d8e50af in QEventLoop::processEvents (this=this@entry=0x7fc1bccffe20, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fc24d8e53a5 in QEventLoop::exec (this=this@entry=0x7fc1bccffe20, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fc24d7e1c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#8  0x00007fc24d7e432f in QThreadPrivate::start (arg=0x315a390) at thread/qthread_unix.cpp:349
#9  0x00007fc249486182 in start_thread (arg=0x7fc1bcd00700) at pthread_create.c:312
#10 0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fc1b7dd0700 (LWP 32110)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc249a60ffb in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fc249a61039 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fc249486182 in start_thread (arg=0x7fc1b7dd0700) at pthread_create.c:312
#4  0x00007fc24d19a47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fc2504397c0 (LWP 32098)):
[KCrash Handler]
#5  QReadWriteLock::lockForRead (this=this@entry=0x38) at thread/qreadwritelock.cpp:149
#6  0x00007fc24f5ebf80 in relock (this=<synthetic pointer>) at /usr/include/qt4/QtCore/qreadwritelock.h:111
#7  QReadLocker (areadWriteLock=0x38, this=<synthetic pointer>) at /usr/include/qt4/QtCore/qreadwritelock.h:130
#8  MusicBrainzTagsItem::childCount (this=0x0) at ../../src/musicbrainz/MusicBrainzTagsItem.cpp:216
#9  0x00007fc24f5f1c64 in MusicBrainzTagsModel::flags (this=0x53c7960, index=...) at ../../src/musicbrainz/MusicBrainzTagsModel.cpp:210
#10 0x00007fc24e84df3b in QSortFilterProxyModel::flags (this=<optimized out>, index=...) at itemviews/qsortfilterproxymodel.cpp:2003
#11 0x00007fc24e80dcd1 in QTreeView::drawRow (this=0x54ea2d0, painter=0x7ffd7640ad40, option=..., index=...) at itemviews/qtreeview.cpp:1638
#12 0x00007fc24e810dc2 in QTreeView::drawTree (this=this@entry=0x54ea2d0, painter=painter@entry=0x7ffd7640ad40, region=...) at itemviews/qtreeview.cpp:1445
#13 0x00007fc24e81456c in QTreeView::paintEvent (this=0x54ea2d0, event=0x7ffd7640b480) at itemviews/qtreeview.cpp:1270
#14 0x00007fc24e328300 in QWidget::event (this=this@entry=0x54ea2d0, event=event@entry=0x7ffd7640b480) at kernel/qwidget.cpp:8533
#15 0x00007fc24e6ca04e in QFrame::event (this=0x54ea2d0, e=0x7ffd7640b480) at widgets/qframe.cpp:557
#16 0x00007fc24e7d9633 in QAbstractItemView::viewportEvent (this=this@entry=0x54ea2d0, event=event@entry=0x7ffd7640b480) at itemviews/qabstractitemview.cpp:1644
#17 0x00007fc24e818230 in QTreeView::viewportEvent (this=0x54ea2d0, event=0x7ffd7640b480) at itemviews/qtreeview.cpp:1252
#18 0x00007fc24d8e6646 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x2631100, receiver=receiver@entry=0x4a90370, event=event@entry=0x7ffd7640b480) at kernel/qcoreapplication.cpp:1063
#19 0x00007fc24e2d8e0c in QApplicationPrivate::notify_helper (this=this@entry=0x2631100, receiver=receiver@entry=0x4a90370, e=e@entry=0x7ffd7640b480) at kernel/qapplication.cpp:4563
#20 0x00007fc24e2df4a0 in QApplication::notify (this=0x7ffd7640d010, receiver=0x4a90370, e=0x7ffd7640b480) at kernel/qapplication.cpp:4353
#21 0x00007fc24fe49cca in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#22 0x00007fc24d8e64dd in QCoreApplication::notifyInternal (this=0x7ffd7640d010, receiver=receiver@entry=0x4a90370, event=event@entry=0x7ffd7640b480) at kernel/qcoreapplication.cpp:953
#23 0x00007fc24e322a21 in sendSpontaneousEvent (event=0x7ffd7640b480, receiver=0x4a90370) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#24 QWidgetPrivate::drawWidget (this=this@entry=0x5559ac0, pdev=pdev@entry=0x556cf80, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5599
#25 0x00007fc24e323450 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=<optimized out>, index@entry=1, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5808
#26 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=1, index@entry=2, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#27 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=2, index@entry=3, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#28 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=3, index@entry=4, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#29 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=4, index@entry=5, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#30 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=5, index@entry=8, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#31 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=8, index@entry=9, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#32 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, siblings=..., index=9, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#33 0x00007fc24e3225dc in QWidgetPrivate::drawWidget (this=this@entry=0x5559500, pdev=pdev@entry=0x556cf80, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5652
#34 0x00007fc24e323450 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x55490f0, pdev=pdev@entry=0x556cf80, siblings=..., index=<optimized out>, index@entry=2, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5808
#35 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x55490f0, pdev=pdev@entry=0x556cf80, siblings=..., index=2, index@entry=3, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#36 0x00007fc24e3232bf in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x55490f0, pdev=pdev@entry=0x556cf80, siblings=..., index=3, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5795
#37 0x00007fc24e3225dc in QWidgetPrivate::drawWidget (this=this@entry=0x55490f0, pdev=pdev@entry=0x556cf80, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5652
#38 0x00007fc24e323450 in QWidgetPrivate::paintSiblingsRecursive (this=this@entry=0x551a8f0, pdev=pdev@entry=0x556cf80, siblings=..., index=<optimized out>, rgn=..., offset=..., flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5808
#39 0x00007fc24e3225dc in QWidgetPrivate::drawWidget (this=0x551a8f0, pdev=0x556cf80, rgn=..., offset=..., flags=flags@entry=5, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x4fd77a0) at kernel/qwidget.cpp:5652
#40 0x00007fc24e4e594e in QWidgetBackingStore::sync (this=0x4fd77a0) at painting/qbackingstore.cpp:1373
#41 0x00007fc24e317ea0 in QWidgetPrivate::syncBackingStore (this=this@entry=0x551a8f0) at kernel/qwidget.cpp:1894
#42 0x00007fc24e327e7a in QWidget::event (this=0x54f6400, event=0x543a8b0) at kernel/qwidget.cpp:8680
#43 0x00007fc24e2d8e2c in QApplicationPrivate::notify_helper (this=this@entry=0x2631100, receiver=receiver@entry=0x54f6400, e=e@entry=0x543a8b0) at kernel/qapplication.cpp:4567
#44 0x00007fc24e2df4a0 in QApplication::notify (this=0x7ffd7640d010, receiver=0x54f6400, e=0x543a8b0) at kernel/qapplication.cpp:4353
#45 0x00007fc24fe49cca in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#46 0x00007fc24d8e64dd in QCoreApplication::notifyInternal (this=0x7ffd7640d010, receiver=receiver@entry=0x54f6400, event=event@entry=0x543a8b0) at kernel/qcoreapplication.cpp:953
#47 0x00007fc24d8e9b3d in sendEvent (event=0x543a8b0, receiver=0x54f6400) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#48 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x2548150) at kernel/qcoreapplication.cpp:1577
#49 0x00007fc24d8e9fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#50 0x00007fc24d913f83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#51 postEventSourceDispatch (s=0x2626e80) at kernel/qeventdispatcher_glib.cpp:287
#52 0x00007fc247e28e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007fc247e29048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007fc247e290ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007fc24d9137a1 in QEventDispatcherGlib::processEvents (this=0x2549630, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#56 0x00007fc24e37abe6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#57 0x00007fc24d8e50af in QEventLoop::processEvents (this=this@entry=0x7ffd7640cee0, flags=...) at kernel/qeventloop.cpp:149
#58 0x00007fc24d8e53a5 in QEventLoop::exec (this=this@entry=0x7ffd7640cee0, flags=...) at kernel/qeventloop.cpp:204
#59 0x00007fc24d8eab79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#60 0x00007fc24e2d737c in QApplication::exec () at kernel/qapplication.cpp:3828
#61 0x0000000000408393 in main (argc=<optimized out>, argv=0x7ffd7640d178) at ../../src/main.cpp:329

The reporter indicates this bug may be a duplicate of or related to bug 328359.

Possible duplicates by query: bug 351166.

Reported using DrKonqi
Comment 1 Myriam Schweingruber 2015-08-24 00:20:56 UTC 

*** This bug has been marked as a duplicate of bug 328359 ***
Comment 2 Marco S 2015-09-26 16:50:54 UTC 
Created attachment 94732 [details]
New crash information added by DrKonqi

amarok (2.8.0) on KDE Platform 4.14.2 using Qt 4.8.6

Amarok crash in tag the musicbrainz

-- Backtrace (Reduced):
#6  QReadWriteLock::lockForRead (this=this@entry=0x38) at thread/qreadwritelock.cpp:149
#7  0x00007fa027138f80 in relock (this=<synthetic pointer>) at /usr/include/qt4/QtCore/qreadwritelock.h:111
#8  QReadLocker (areadWriteLock=0x38, this=<synthetic pointer>) at /usr/include/qt4/QtCore/qreadwritelock.h:130
#9  MusicBrainzTagsItem::childCount (this=0x0) at ../../src/musicbrainz/MusicBrainzTagsItem.cpp:216
#10 0x00007fa02713ec64 in MusicBrainzTagsModel::flags (this=0x465b8d0, index=...) at ../../src/musicbrainz/MusicBrainzTagsModel.cpp:210