Bug 378323

Summary:	Amarok crashes when retriving tags from MusicBrainz
Product:	[Applications] amarok	Reporter:	mattiiluca
Component:	general	Assignee:	Amarok Developers <amarok-bugs-dist>
Status:	RESOLVED DUPLICATE
Severity:	crash	Keywords:	drkonqi
Priority:	NOR
Version:	2.8.0
Target Milestone:	2.9
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description mattiiluca 2017-03-31 17:43:09 UTC

Application: amarok (2.8.0)

Qt Version: 5.8.0
Frameworks Version: 5.32.0
Operating System: Linux 4.10.5-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
  The application tries to download tags (actually finds some) but suddenly crashes.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f90d919fec0 (LWP 8872))]

Thread 13 (Thread 0x7f904ffff700 (LWP 8887)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d4f3664a in  () at /usr/lib/libQtScript.so.4
#2  0x00007f90d4f36679 in  () at /usr/lib/libQtScript.so.4
#3  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f906bfff700 (LWP 8884)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#10 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#11 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#12 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#13 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#14 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#15 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#16 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#17 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#18 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#19 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#20 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#21 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#22 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#23 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#24 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#25 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#26 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#27 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#28 0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#29 0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#30 0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#31 0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f9080f45700 (LWP 8883)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#7  0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#8  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f9081746700 (LWP 8882)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#6  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f9081f47700 (LWP 8881)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#10 0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#11 0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f9082748700 (LWP 8880)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#7  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f9082f49700 (LWP 8879)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#10 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#11 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#12 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#13 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#14 0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#15 0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#16 0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#17 0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f908374a700 (LWP 8878)):
#0  0x00007f90d4940756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d64925b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d1b0edf0 in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f90d1b11653 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#10 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#11 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#12 0x00007f90d1b1166c in  () at /usr/lib/libthreadweaver.so.4
#13 0x00007f90d1b1014d in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#14 0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#15 0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f9090e69700 (LWP 8877)):
#0  0x00007f90d65d295a in  () at /usr/lib/libQtCore.so.4
#1  0x00007f90ce2b2c8d in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f90ce2b36cb in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f90ce2b38bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f90d65d2f8e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#5  0x00007f90d65a143f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#6  0x00007f90d65a17a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#7  0x00007f90d648f779 in QThread::exec() () at /usr/lib/libQtCore.so.4
#8  0x00007f90d6581313 in  () at /usr/lib/libQtCore.so.4
#9  0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#10 0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f909166a700 (LWP 8876)):
#0  0x00007f90d4940ca6 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90d6492594 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQtCore.so.4
#2  0x00007f90d8b6895f in AbstractDirectoryWatcher::run() () at /usr/lib/libamaroklib.so.1
#3  0x00007f90d1b10930 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f90d1b10b40 in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) () at /usr/lib/libthreadweaver.so.4
#5  0x00007f90d1b101eb in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#6  0x00007f90d649204a in  () at /usr/lib/libQtCore.so.4
#7  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f9092497700 (LWP 8875)):
#0  0x00007f90d4940ca6 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f90b06a6fd6 in  () at /usr/lib/libmysqld.so.18
#2  0x00007f90b06587a8 in  () at /usr/lib/libmysqld.so.18
#3  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f90b303f700 (LWP 8874)):
#0  0x00007f90d5dbc67d in poll () at /usr/lib/libc.so.6
#1  0x00007f90cd2a4ee1 in  () at /usr/lib/libpulse.so.0
#2  0x00007f90cd2966f1 in pa_mainloop_poll () at /usr/lib/libpulse.so.0
#3  0x00007f90cd296d8e in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f90cd296e40 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f90cd2a4e29 in  () at /usr/lib/libpulse.so.0
#6  0x00007f90c417ffe8 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#7  0x00007f90d493a2e7 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f90d5dc654f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f90d919fec0 (LWP 8872)):
[KCrash Handler]
#6  0x00007f90d648d851 in QReadWriteLock::lockForRead() () at /usr/lib/libQtCore.so.4
#7  0x00007f90d8d01fa8 in  () at /usr/lib/libamaroklib.so.1
#8  0x00007f90d8d099ab in  () at /usr/lib/libamaroklib.so.1
#9  0x00007f90d70cbd0b in QSortFilterProxyModel::flags(QModelIndex const&) const () at /usr/lib/libQtGui.so.4
#10 0x00007f90d7086314 in QTreeView::drawRow(QPainter*, QStyleOptionViewItem const&, QModelIndex const&) const () at /usr/lib/libQtGui.so.4
#11 0x00007f90d7089883 in QTreeView::drawTree(QPainter*, QRegion const&) const () at /usr/lib/libQtGui.so.4
#12 0x00007f90d708d406 in QTreeView::paintEvent(QPaintEvent*) () at /usr/lib/libQtGui.so.4
#13 0x00007f90d6b66840 in QWidget::event(QEvent*) () at /usr/lib/libQtGui.so.4
#14 0x00007f90d6f2a7be in QFrame::event(QEvent*) () at /usr/lib/libQtGui.so.4
#15 0x00007f90d704f973 in QAbstractItemView::viewportEvent(QEvent*) () at /usr/lib/libQtGui.so.4
#16 0x00007f90d709120c in QTreeView::viewportEvent(QEvent*) () at /usr/lib/libQtGui.so.4
#17 0x00007f90d65a2cf1 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at /usr/lib/libQtCore.so.4
#18 0x00007f90d6b0ff0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4
#19 0x00007f90d6b16e3c in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4
#20 0x00007f90d7d8832a in KApplication::notify(QObject*, QEvent*) () at /usr/lib/libkdeui.so.5
#21 0x00007f90d65a2b6d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/libQtCore.so.4
#22 0x00007f90d6b60e88 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#23 0x00007f90d6b61898 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#24 0x00007f90d6b61798 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#25 0x00007f90d6b61798 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#26 0x00007f90d6b60a06 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#27 0x00007f90d6b61898 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#28 0x00007f90d6b61798 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#29 0x00007f90d6b61798 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#30 0x00007f90d6b60a06 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#31 0x00007f90d6b61898 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#32 0x00007f90d6b60a06 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/libQtGui.so.4
#33 0x00007f90d6d301ea in  () at /usr/lib/libQtGui.so.4
#34 0x00007f90d6b53b80 in QWidgetPrivate::syncBackingStore() () at /usr/lib/libQtGui.so.4
#35 0x00007f90d6b66928 in QWidget::event(QEvent*) () at /usr/lib/libQtGui.so.4
#36 0x00007f90d6b0ff2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4
#37 0x00007f90d6b16e3c in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4
#38 0x00007f90d7d8832a in KApplication::notify(QObject*, QEvent*) () at /usr/lib/libkdeui.so.5
#39 0x00007f90d65a2b6d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/libQtCore.so.4
#40 0x00007f90d65a6046 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQtCore.so.4
#41 0x00007f90d65d2dfe in  () at /usr/lib/libQtCore.so.4
#42 0x00007f90ce2b35a7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#43 0x00007f90ce2b3810 in  () at /usr/lib/libglib-2.0.so.0
#44 0x00007f90ce2b38bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#45 0x00007f90d65d2f6e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#46 0x00007f90d6bb8ed6 in  () at /usr/lib/libQtGui.so.4
#47 0x00007f90d65a143f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#48 0x00007f90d65a17a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4
#49 0x00007f90d65a7209 in QCoreApplication::exec() () at /usr/lib/libQtCore.so.4
#50 0x00000000004085d8 in  ()
#51 0x00007f90d5cfa511 in __libc_start_main () at /usr/lib/libc.so.6
#52 0x000000000040a20a in _start ()

Reported using DrKonqi

Comment 1 Myriam Schweingruber 2017-03-31 21:43:25 UTC

On Archlinux you need to recompile applications with debugging enabled to get useful backtraces.

Anyway, this is a known bug

*** This bug has been marked as a duplicate of bug 328359 ***