Bug 391171

Summary: Crash on shuffle
Product: [Applications] amarok Reporter: Colm <colm.ferrari>
Component: generalAssignee: Amarok Bugs <amarok-bugs-null>
Status: RESOLVED WORKSFORME    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version First Reported In: 2.8.0   
Target Milestone: 2.9   
Platform: Mint (Ubuntu based)   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Colm 2018-02-27 17:01:36 UTC 
Application: amarok (2.8.0)
KDE Platform Version: 4.14.16
Qt Version: 4.8.7
Operating System: Linux 4.13.0-32-generic x86_64
Distribution: Linux Mint 18.3 Sylvia

-- Information about the crash:
Pressed ctrl+H to try to shuffle the playlist and Amarok crashed/closed instantly. Playlist was large enough (3,800 tracks).

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 0x7f0a683f0940 (LWP 9442))]

Thread 40 (Thread 0x7f0979cd9700 (LWP 9491)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a641f5e1a in  () at /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f0a641f5e49 in  () at /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0979cd9700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 39 (Thread 0x7f09c8ceb700 (LWP 9490)):
#0  0x00007f0a6505f74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f0a5f1db38c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0964001620, timeout=<optimized out>, context=0x7f09640009a0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007f0a5f1db38c in g_main_context_iterate (context=context@entry=0x7f09640009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007f0a5f1db49c in g_main_context_iteration (context=0x7f09640009a0, may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007f0a6586b2ce in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f0a6583918f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f0a658394f5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f0a65728549 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f0a63c026ba in start_thread (arg=0x7f09c8ceb700) at pthread_create.c:333
#10 0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7f09ca547700 (LWP 9484)):
#0  0x00007f0a5f21fa94 in g_mutex_unlock (mutex=0x2e4b0d80) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gthread-posix.c:1347
#1  0x00007f0a5f1dad4a in g_main_context_check (context=context@entry=0x2e4b0d80, max_priority=2147483647, fds=fds@entry=0x7f096c0010c0, n_fds=n_fds@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3748
#2  0x00007f0a5f1db330 in g_main_context_iterate (context=0x2e4b0d80, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#3  0x00007f0a5f1db712 in g_main_loop_run (loop=0x2e4b0d60) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4034
#4  0x00007f0a4f5509d6 in gdbus_shared_thread_func (user_data=0x2e4862d0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./gio/gdbusprivate.c:246
#5  0x00007f0a5f201bb5 in g_thread_proxy (data=0x1527c50) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gthread.c:780
#6  0x00007f0a63c026ba in start_thread (arg=0x7f09ca547700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7f09cad48700 (LWP 9483)):
#0  0x00007f0a6505b27d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f0a5f21e6f0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f09cad47bc0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f0a5f21e6f0 in g_wakeup_acknowledge (wakeup=0x2e476f10) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gwakeup.c:210
#3  0x00007f0a5f1dae74 in g_main_context_check (context=context@entry=0x2e4b0c20, max_priority=2147483647, fds=fds@entry=0x7f09740008c0, n_fds=n_fds@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3632
#4  0x00007f0a5f1db330 in g_main_context_iterate (context=context@entry=0x2e4b0c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#5  0x00007f0a5f1db49c in g_main_context_iteration (context=0x2e4b0c20, may_block=may_block@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#6  0x00007f0a5f1db4d9 in glib_worker_main (data=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:5672
#7  0x00007f0a5f201bb5 in g_thread_proxy (data=0x15281e0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gthread.c:780
#8  0x00007f0a63c026ba in start_thread (arg=0x7f09cad48700) at pthread_create.c:333
#9  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7f09cbde2700 (LWP 9482)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a5d5472dd in  () at /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f0a5d547339 in  () at /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f0a63c026ba in start_thread (arg=0x7f09cbde2700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7f09d9ffb700 (LWP 9481)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f0a63c026ba in start_thread (arg=0x7f09d9ffb700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7f09da7fc700 (LWP 9480)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#10 0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#11 0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#12 0x00007f0a63c026ba in start_thread (arg=0x7f09da7fc700) at pthread_create.c:333
#13 0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7f09daffd700 (LWP 9479)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#7  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#8  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#9  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#10 0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#11 0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#12 0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#13 0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#14 0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#15 0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007f0a63c026ba in start_thread (arg=0x7f09daffd700) at pthread_create.c:333
#17 0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7f09db7fe700 (LWP 9478)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#7  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f0a63c026ba in start_thread (arg=0x7f09db7fe700) at pthread_create.c:333
#9  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7f09dbfff700 (LWP 9477)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f0a63c026ba in start_thread (arg=0x7f09dbfff700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7f0a00f46700 (LWP 9476)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a00f46700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7f0a01747700 (LWP 9475)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a6572b3a6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a62c44c9c in  () at /usr/lib/libthreadweaver.so.4
#3  0x00007f0a62c47993 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a62c479ac in  () at /usr/lib/libthreadweaver.so.4
#6  0x00007f0a62c464ef in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#7  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f0a63c026ba in start_thread (arg=0x7f0a01747700) at pthread_create.c:333
#9  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7f0a027fc700 (LWP 9474)):
#0  0x00007f0a6586aca9 in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#1  0x00007f0a5f1dadc1 in g_main_context_check (context=context@entry=0x7f09f00009a0, max_priority=2147483647, fds=fds@entry=0x7f09f0002c10, n_fds=n_fds@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3681
#2  0x00007f0a5f1db330 in g_main_context_iterate (context=context@entry=0x7f09f00009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#3  0x00007f0a5f1db49c in g_main_context_iteration (context=0x7f09f00009a0, may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007f0a6586b2ce in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f0a6583918f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f0a658394f5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f0a65728549 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f0a65819223 in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f0a63c026ba in start_thread (arg=0x7f0a027fc700) at pthread_create.c:333
#11 0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7f0a02ffd700 (LWP 9473)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a6572b384 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f0a67d7696f in AbstractDirectoryWatcher::run() () at /usr/lib/libamaroklib.so.1
#3  0x00007f0a62c46cb2 in  () at /usr/lib/libthreadweaver.so.4
#4  0x00007f0a62c46ebe in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) () at /usr/lib/libthreadweaver.so.4
#5  0x00007f0a62c4658b in ThreadWeaver::Thread::run() () at /usr/lib/libthreadweaver.so.4
#6  0x00007f0a6572ae3c in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f0a63c026ba in start_thread (arg=0x7f0a02ffd700) at pthread_create.c:333
#8  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7f0a037fe700 (LWP 9471)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d2f67f6 in buf_resize_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a037fe700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f0a03fff700 (LWP 9470)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d3c8a8a in ib_wqueue_timedwait(ib_wqueue_t*, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d237342 in fts_optimize_thread(void*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a63c026ba in start_thread (arg=0x7f0a03fff700) at pthread_create.c:333
#6  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f0a14ff9700 (LWP 9469)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d365649 in dict_stats_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a63c026ba in start_thread (arg=0x7f0a14ff9700) at pthread_create.c:333
#5  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f0a157fa700 (LWP 9468)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d1e2c74 in buf_dump_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a157fa700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f0a15ffb700 (LWP 9467)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d02331c in srv_worker_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a15ffb700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f0a167fc700 (LWP 9466)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d02331c in srv_worker_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a167fc700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f0a16ffd700 (LWP 9465)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d02331c in srv_worker_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a16ffd700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f0a177fe700 (LWP 9464)):
#0  0x00007f0a63c08360 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0a3d195106 in os_event::wait_low(long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d02625c in srv_purge_coordinator_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a177fe700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f0a17fff700 (LWP 9463)):
#0  0x00007f0a6503030d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f0a3cfe22df in os_thread_sleep(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d0291e3 in srv_master_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a63c026ba in start_thread (arg=0x7f0a17fff700) at pthread_create.c:333
#4  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f0a1cba9700 (LWP 9462)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d021baf in srv_monitor_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a63c026ba in start_thread (arg=0x7f0a1cba9700) at pthread_create.c:333
#5  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f0a1d3aa700 (LWP 9461)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d027720 in srv_error_monitor_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a63c026ba in start_thread (arg=0x7f0a1d3aa700) at pthread_create.c:333
#5  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f0a1dbab700 (LWP 9460)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d3b5f16 in lock_wait_timeout_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a63c026ba in start_thread (arg=0x7f0a1dbab700) at pthread_create.c:333
#5  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f0a1e5b1700 (LWP 9457)):
#0  0x00007f0a63c08709 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f0a3d194fc2 in os_event::timed_wait(timespec const*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3d195241 in os_event::wait_time_low(unsigned long, long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3d01291f in buf_flush_page_cleaner_coordinator () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a63c026ba in start_thread (arg=0x7f0a1e5b1700) at pthread_create.c:333
#5  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f0a1edb2700 (LWP 9456)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a1edb2700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f0a1f5b3700 (LWP 9455)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a1f5b3700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f0a1fdb4700 (LWP 9454)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a1fdb4700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f0a205b5700 (LWP 9453)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a205b5700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f0a20db6700 (LWP 9452)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a20db6700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f0a215b7700 (LWP 9451)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a215b7700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f0a21db8700 (LWP 9450)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a21db8700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f0a225b9700 (LWP 9449)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a225b9700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f0a22dba700 (LWP 9448)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a22dba700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f0a235bb700 (LWP 9447)):
#0  0x00007f0a2fbc464a in  () at /lib/x86_64-linux-gnu/libaio.so.1
#1  0x00007f0a3cff3078 in LinuxAIOHandler::collect() () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a3cff9d0c in LinuxAIOHandler::poll(fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#3  0x00007f0a3cffd48d in os_aio_handler(unsigned long, fil_node_t**, void**, IORequest*) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#4  0x00007f0a3d1ec0df in fil_aio_wait(unsigned long) () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#5  0x00007f0a3d31e830 in io_handler_thread () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#6  0x00007f0a63c026ba in start_thread (arg=0x7f0a235bb700) at pthread_create.c:333
#7  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f0a2ec87700 (LWP 9446)):
#0  0x00007f0a64f9ab26 in __GI___sigwaitinfo (set=<optimized out>, info=0x7f0a2ec86c60) at ../sysdeps/unix/sysv/linux/sigwaitinfo.c:56
#1  0x00007f0a3ca2c7ab in  () at /usr/lib/kde4/amarok_collection-mysqlecollection.so
#2  0x00007f0a63c026ba in start_thread (arg=0x7f0a2ec87700) at pthread_create.c:333
#3  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f0a40927700 (LWP 9445)):
#0  0x00007f0a6505b27d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f0a589bef61 in pa_read () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#2  0x00007f0a5e218a2e in pa_mainloop_prepare () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f0a5e2194a0 in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f0a5e219560 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f0a5e2277a9 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f0a589ed078 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#7  0x00007f0a63c026ba in start_thread (arg=0x7f0a40927700) at pthread_create.c:333
#8  0x00007f0a6506b41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f0a683f0940 (LWP 9442)):
[KCrash Handler]
#6  0x00007f0a65770b80 in  () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f0a65d912ba in QKeySequence::mnemonic(QString const&) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#8  0x00007f0a66142741 in QAbstractButton::setText(QString const&) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#9  0x00007f0a661d72ac in QPushButton::QPushButton(QIcon const&, QString const&, QWidget*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#10 0x00007f0a67f37081 in  () at /usr/lib/libamaroklib.so.1
#11 0x00007f0a67f320b9 in  () at /usr/lib/libamaroklib.so.1
#12 0x00007f0a67befba9 in  () at /usr/lib/libamaroklib.so.1
#13 0x00007f0a67bef557 in  () at /usr/lib/libamaroklib.so.1
#14 0x00007f0a67c06e57 in  () at /usr/lib/libamaroklib.so.1
#15 0x00007f0a67e591c3 in MainWindow::slotShufflePlaylist() () at /usr/lib/libamaroklib.so.1
#16 0x00007f0a67e64995 in  () at /usr/lib/libamaroklib.so.1
#17 0x00007f0a6584f010 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#18 0x00007f0a65d61d62 in QAction::triggered(bool) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#19 0x00007f0a65d630b3 in QAction::activate(QAction::ActionEvent) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#20 0x00007f0a65d6360c in QAction::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007f0a66ec5c92 in KAction::event(QEvent*) () at /usr/lib/libkdeui.so.5
#22 0x00007f0a65d67fdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#23 0x00007f0a65d6ef16 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#24 0x00007f0a66fb064a in KApplication::notify(QObject*, QEvent*) () at /usr/lib/libkdeui.so.5
#25 0x00007f0a6583a90d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#26 0x00007f0a65d9ef18 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#27 0x00007f0a65d9f107 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#28 0x00007f0a65d702ee in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#29 0x00007f0a66fb064a in KApplication::notify(QObject*, QEvent*) () at /usr/lib/libkdeui.so.5
#30 0x00007f0a6583a90d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#31 0x00007f0a65e126b3 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#32 0x00007f0a65e12bc2 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007f0a65dead21 in QApplication::x11ProcessEvent(_XEvent*) () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#34 0x00007f0a65e15542 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#35 0x00007f0a5f1db197 in g_main_context_dispatch (context=0x1027520) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#36 0x00007f0a5f1db197 in g_main_context_dispatch (context=context@entry=0x1027520) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#37 0x00007f0a5f1db3f0 in g_main_context_iterate (context=context@entry=0x1027520, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#38 0x00007f0a5f1db49c in g_main_context_iteration (context=0x1027520, may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#39 0x00007f0a6586b2ae in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#40 0x00007f0a65e15616 in  () at /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#41 0x00007f0a6583918f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#42 0x00007f0a658394f5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#43 0x00007f0a6583f4b9 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#44 0x000000000040866d in  ()
#45 0x00007f0a64f84830 in __libc_start_main (main=0x401940, argc=1, argv=0x7ffe749f63d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe749f63c8) at ../csu/libc-start.c:291
#46 0x000000000040a299 in _start ()

Reported using DrKonqi
Comment 1 Myriam Schweingruber 2018-02-28 20:06:03 UTC 
Sadly you do not have debugging symbols installed for Amarok and its dependencies, we would need a better backtrace. See also https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports