https://bugs.kde.org/show_bug.cgi?id=384211

--- Comment #3 from Myriam Schweingruber <myr...@kde.org> ---
Comment on attachment 107609
  --> https://bugs.kde.org/attachment.cgi?id=107609
crashreport

Pasting comment inline, attachments are not searchable

>Thread 33 (Thread 0x7ff023fff700 (LWP 4759)):
>#0  0x00007ff0509a5acd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007ff048281b71 in poll (__timeout=-1, __nfds=3, __fds=0x7ff01c006130) 
>at /usr/include/bits/poll2.h:46
>#2  0x00007ff048281b71 in poll_func (ufds=0x7ff01c006130, nfds=3, timeout=-1, 
>userdata=0xeaa8297ec0) at pulse/thread-mainloop.c:69
>#3  0x00007ff048273530 in pa_mainloop_poll (m=m@entry=0xeaa8da0880) at 
>pulse/mainloop.c:844
>#4  0x00007ff048273bc0 in pa_mainloop_iterate (m=0xeaa8da0880, 
>block=<optimized out>, retval=0x0) at pulse/mainloop.c:926
>#5  0x00007ff048273c50 in pa_mainloop_run (m=0xeaa8da0880, 
>retval=retval@entry=0x0) at pulse/mainloop.c:944
>#6  0x00007ff048281ab9 in thread (userdata=0xeaa8d995c0) at 
>pulse/thread-mainloop.c:100
>#7  0x00007ff042393078 in internal_thread_func (userdata=0xeaa868bba0) at 
>pulsecore/thread-posix.c:81
>#8  0x00007ff04efed36d in start_thread (arg=0x7ff023fff700) at 
>pthread_create.c:456
>#9  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 32 (Thread 0x7feecbfff700 (LWP 4293)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7fee984dfe30, 
>mutex=mutex@entry=0x7fee984dfde8) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7fee984dfdd0 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feea401dc00) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7feecbfff700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 31 (Thread 0x7fef74d51700 (LWP 4292)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7feec41ca1d0, 
>mutex=mutex@entry=0x7feec41ca188) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7feec41ca170 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feea401a990) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7fef74d51700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 30 (Thread 0x7fef75552700 (LWP 4291)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0xeaa66da9b0, 
>mutex=mutex@entry=0xeaa66da9a0) at gthread-posix.c:1395
>#2  0x00007ff022d3b32f in gst_queue_loop (pad=<optimized out>) at 
>gstqueue.c:1505
>#3  0x00007ff03ffdf819 in gst_task_func (task=0x7feec41ca050 [GstTask]) at 
>gsttask.c:335
>#4  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#5  0x00007ff0496b0536 in g_thread_proxy (data=0x7feebc2b8720) at gthread.c:784
>#6  0x00007ff04efed36d in start_thread (arg=0x7fef75552700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 29 (Thread 0x7fefbecbf700 (LWP 4290)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0xeaa66eada0, 
>mutex=mutex@entry=0xeaa66ead98) at gthread-posix.c:1395
>#2  0x00007ff04029680c in gst_base_sink_wait_preroll 
>(sink=sink@entry=0xeaa66eac70 [GstFakeSink]) at gstbasesink.c:2267
>#3  0x00007ff040296cd8 in gst_base_sink_do_preroll 
>(sink=sink@entry=0xeaa66eac70 [GstFakeSink], obj=obj@entry=0x7feed01803e0) at 
>gstbasesink.c:2361
>#4  0x00007ff0402974a4 in gst_base_sink_do_sync 
>(basesink=basesink@entry=0xeaa66eac70 [GstFakeSink], 
>obj=obj@entry=0x7feed01803e0, late=late@entry=0x7fefbecbe770, 
>step_end=step_end@entry=0x7fefbecbe774) at gstbasesink.c:2563
>#5  0x00007ff040298c45 in gst_base_sink_chain_unlocked 
>(basesink=basesink@entry=0xeaa66eac70 [GstFakeSink], 
>obj=obj@entry=0x7feed01803e0, is_list=is_list@entry=0, pad=<optimized out>) at 
>gstbasesink.c:3519
>#6  0x00007ff040299d30 in gst_base_sink_chain_main (basesink=0xeaa66eac70 
>[GstFakeSink], pad=<optimized out>, obj=0x7feed01803e0, is_list=0) at 
>gstbasesink.c:3676
>#7  0x00007ff03ffac067 in gst_pad_chain_data_unchecked (data=0x7feed01803e0, 
>type=4112, pad=0xeaa66a7470 [GstPad]) at gstpad.c:4205
>#8  0x00007ff03ffac067 in gst_pad_push_data (pad=pad@entry=0xeaa66ee2a0 
>[GstPad], type=type@entry=4112, data=data@entry=0x7feed01803e0) at 
>gstpad.c:4457
>#9  0x00007ff03ffb41b3 in gst_pad_push (pad=0xeaa66ee2a0 [GstPad], 
>buffer=0x7feed01803e0) at gstpad.c:4576
>#10 0x00007ff0402a3bef in gst_base_transform_chain (pad=<optimized out>, 
>parent=0xeaa66f2260 [GstCapsFilter], buffer=<optimized out>) at 
>gstbasetransform.c:2312
>#11 0x00007ff03ffac067 in gst_pad_chain_data_unchecked (data=0x7feed01803e0, 
>type=4112, pad=0xeaa66ee060 [GstPad]) at gstpad.c:4205
>#12 0x00007ff03ffac067 in gst_pad_push_data (pad=pad@entry=0xeaa66a7d70 
>[GstPad], type=type@entry=4112, data=data@entry=0x7feed01803e0) at 
>gstpad.c:4457
>#13 0x00007ff03ffb41b3 in gst_pad_push (pad=0xeaa66a7d70 [GstPad], 
>buffer=0x7feed01803e0) at gstpad.c:4576
>#14 0x00007ff0402a3bef in gst_base_transform_chain (pad=<optimized out>, 
>parent=0xeaa66ed120 [GstAudioConvert], buffer=<optimized out>) at 
>gstbasetransform.c:2312
>#15 0x00007ff03ffac067 in gst_pad_chain_data_unchecked (data=0x7feed01803e0, 
>type=4112, pad=0xeaa66a7b30 [GstPad]) at gstpad.c:4205
>#16 0x00007ff03ffac067 in gst_pad_push_data (pad=pad@entry=0xeaa66a78f0 
>[GstPad], type=type@entry=4112, data=data@entry=0x7feed01803e0) at 
>gstpad.c:4457
>#17 0x00007ff03ffb41b3 in gst_pad_push (pad=0xeaa66a78f0 [GstPad], 
>buffer=buffer@entry=0x7feed01803e0) at gstpad.c:4576
>#18 0x00007ff022d3bd17 in gst_queue_push_one (queue=0xeaa66da420 [GstQueue]) 
>at gstqueue.c:1365
>#19 0x00007ff022d3bd17 in gst_queue_loop (pad=<optimized out>) at 
>gstqueue.c:1517
>#20 0x00007ff03ffdf819 in gst_task_func (task=0x7fee984dfa70 [GstTask]) at 
>gsttask.c:335
>#21 0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#22 0x00007ff0496b0536 in g_thread_proxy (data=0x7feebc18fe80) at gthread.c:784
>#23 0x00007ff04efed36d in start_thread (arg=0x7fefbecbf700) at 
>pthread_create.c:456
>#24 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 28 (Thread 0x7fef75d53700 (LWP 4289)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7fee9815de30, 
>mutex=mutex@entry=0x7fee9815dde8) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7fee9815ddd0 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feebc18fd90) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7fef75d53700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 27 (Thread 0x7feeca7fc700 (LWP 4288)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7feecc1822f0, 
>mutex=mutex@entry=0x7feecc1822a8) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7feecc182290 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feebc18fcf0) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7feeca7fc700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 26 (Thread 0x7feec97fa700 (LWP 4287)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7feeac095d10, 
>mutex=mutex@entry=0x7feeac095cc8) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7feeac095cb0 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feea40224a0) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7feec97fa700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 25 (Thread 0x7feec9ffb700 (LWP 3299)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa808f908) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa808f8b8, cond=0xeaa808f8e0) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa808f8e0, 
>mutex=0xeaa808f8b8) at pthread_cond_wait.c:655
>#3  0x00007ff047319ac1 in JSC::BlockAllocator::blockFreeingThreadMain() 
>(this=0xeaa808f7d8)
>    at 
> /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
>#4  0x00007ff04763cb2b in WTF::wtfThreadEntryPoint(void*) (param=0xeaa74a70d0) 
>at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
>#5  0x00007ff04efed36d in start_thread (arg=0x7feec9ffb700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 24 (Thread 0x7feecaffd700 (LWP 3288)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7fee9815d1d0, 
>mutex=mutex@entry=0x7fee9815d188) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7fee9815d170 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feed0086ed0) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7feecaffd700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 23 (Thread 0x7feecb7fe700 (LWP 3287)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496cdc6c in g_mutex_lock_slowpath 
>(mutex=mutex@entry=0xeaa66cd218) at gthread-posix.c:1313
>#2  0x00007ff0496ce4b2 in g_mutex_lock (mutex=mutex@entry=0xeaa66cd218) at 
>gthread-posix.c:1337
>#3  0x00007ff0402905c0 in gst_base_sink_set_flushing 
>(basesink=basesink@entry=0xeaa66cd0f0 [GstPulseSink], 
>flushing=flushing@entry=1, pad=0xeaa66a6270 [GstPad])
>    at gstbasesink.c:4144
>#4  0x00007ff040290caa in gst_base_sink_flush_start (basesink=0xeaa66cd0f0 
>[GstPulseSink], pad=0xeaa66a6270 [GstPad]) at gstbasesink.c:2984
>#5  0x00007ff040291551 in gst_base_sink_default_event (basesink=0xeaa66cd0f0 
>[GstPulseSink], event=0x7feec0003490) at gstbasesink.c:3081
>#6  0x00007ff02c45f2d7 in gst_pulsesink_event (sink=0xeaa66cd0f0 
>[GstPulseSink], event=0x7feec0003490) at pulsesink.c:3163
>#7  0x00007ff03ffaae17 in gst_pad_send_event_unchecked 
>(pad=pad@entry=0xeaa66a6270 [GstPad], event=event@entry=0x7feec0003490, 
>type=<optimized out>, type@entry=320)
>    at gstpad.c:5608
>#8  0x00007ff03ffab28d in gst_pad_push_event_unchecked 
>(pad=pad@entry=0xeaa66a6930 [GstPad], event=event@entry=0x7feec0003490, 
>type=320, 
>    type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5264
>#9  0x00007ff03ffb5256 in gst_pad_push_event (pad=0xeaa66a6930 [GstPad], 
>event=event@entry=0x7feec0003490) at gstpad.c:5401
>#10 0x00007ff0402a8781 in gst_base_transform_sink_eventfunc 
>(trans=0xeaa66d55f0 [GstVolume], event=0x7feec0003490) at 
>gstbasetransform.c:1901
>#11 0x00007ff03ffaae17 in gst_pad_send_event_unchecked 
>(pad=pad@entry=0xeaa66a6030 [GstPad], event=event@entry=0x7feec0003490, 
>type=<optimized out>, type@entry=320)
>    at gstpad.c:5608
>#12 0x00007ff03ffab28d in gst_pad_push_event_unchecked 
>(pad=pad@entry=0xeaa66a7230 [GstPad], event=event@entry=0x7feec0003490, 
>type=320, 
>    type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5264
>#13 0x00007ff03ffb5256 in gst_pad_push_event (pad=0xeaa66a7230 [GstPad], 
>event=event@entry=0x7feec0003490) at gstpad.c:5401
>#14 0x00007ff0402a8781 in gst_base_transform_sink_eventfunc 
>(trans=0xeaa66e1890 [GstAudioResample], event=0x7feec0003490) at 
>gstbasetransform.c:1901
>#15 0x00007ff03ffaae17 in gst_pad_send_event_unchecked 
>(pad=pad@entry=0xeaa66a6ff0 [GstPad], event=event@entry=0x7feec0003490, 
>type=<optimized out>, type@entry=320)
>    at gstpad.c:5608
--SNIP---
...
>#512 0x00007ff0496b0536 in g_thread_proxy (data=0x7feed0059b20) at 
>gthread.c:784
>#513 0x00007ff04efed36d in start_thread (arg=0x7feecb7fe700) at 
>pthread_create.c:456
>#514 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 22 (Thread 0x7fef76554700 (LWP 3282)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0x7fee984dfd10, 
>mutex=mutex@entry=0x7fee984dfcc8) at gthread-posix.c:1395
>#2  0x00007ff03ffdf9fb in gst_task_func (task=0x7fee984dfcb0 [GstTask]) at 
>gsttask.c:320
>#3  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#4  0x00007ff0496b0536 in g_thread_proxy (data=0x7feed0002800) at gthread.c:784
>#5  0x00007ff04efed36d in start_thread (arg=0x7fef76554700) at 
>pthread_create.c:456
>
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 21 (Thread 0x7fef76f66700 (LWP 3281)):
>#0  0x00007ff0509ac559 in syscall () at 
>../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007ff0496ce5df in g_cond_wait (cond=cond@entry=0xeaa66dafb0, 
>mutex=mutex@entry=0xeaa66dafa0) at gthread-posix.c:1395
>#2  0x00007ff022d3b32f in gst_queue_loop (pad=<optimized out>) at 
>gstqueue.c:1505
>#3  0x00007ff03ffdf819 in gst_task_func (task=0x7fee984dfef0 [GstTask]) at 
>gsttask.c:335
>#4  0x00007ff0496b0f00 in g_thread_pool_thread_proxy (data=<optimized out>) at 
>gthreadpool.c:307
>#5  0x00007ff0496b0536 in g_thread_proxy (data=0x7feecc1549e0) at gthread.c:784
>#6  0x00007ff04efed36d in start_thread (arg=0x7fef76f66700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 20 (Thread 0x7fefc2e46700 (LWP 3181)):
>
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0x7ff04fbdb498 <QTWTF::pageheap_memory+57592>)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0x7ff04fbdb448 <QTWTF::pageheap_memory+57512>, cond=0x7ff04fbdb470 
><QTWTF::pageheap_memory+57552>) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0x7ff04fbdb470 
><QTWTF::pageheap_memory+57552>, mutex=0x7ff04fbdb448 
><QTWTF::pageheap_memory+57512>)
>    at pthread_cond_wait.c:655
>#3  0x00007ff04f8bda2e in QTWTF::TCMalloc_PageHeap::scavengerThread() 
>(this=0x7ff04fbcd3a0 <QTWTF::pageheap_memory>)
>    at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
>#4  0x00007ff04f8bda69 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) 
>(context=<optimized out>)
>    at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
>#5  0x00007ff04efed36d in start_thread (arg=0x7fefc2e46700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 19 (Thread 0x7fef77de8700 (LWP 3176)):
>#0  0x00007ff0509a5acd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007ff049689569 in g_main_context_poll (priority=<optimized out>, 
>n_fds=1, fds=0x7fef700013e0, timeout=<optimized out>, context=0x7fef700009a0)
>    at gmain.c:4271
>#2  0x00007ff049689569 in g_main_context_iterate 
>(context=context@entry=0x7fef700009a0, block=block@entry=1, 
>dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3967
>#3  0x00007ff04968967c in g_main_context_iteration (context=0x7fef700009a0, 
>may_block=may_block@entry=1) at gmain.c:4033
>#4  0x00007ff0511beb46 in 
>QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=0x7fef700008c0, flags=...)
>    at kernel/qeventdispatcher_glib.cpp:450
>#5  0x00007ff05118d034 in 
>QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7fef77de7c80, flags=...) at kernel/qeventloop.cpp:149
>#6  0x00007ff05118d39e in 
>QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7fef77de7c80, flags=...) at kernel/qeventloop.cpp:204
>#7  0x00007ff05107fe86 in QThread::exec() (this=<optimized out>) at 
>thread/qthread.cpp:538
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0xeaa735fdc0) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fef77de8700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 18 (Thread 0x7fefbcf0b700 (LWP 3174)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7228800) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa72287b0, cond=0xeaa72287d8) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa72287d8, 
>mutex=0xeaa72287b0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa72287b0, cond=0xeaa72287d8) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7228cd0) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefbcf0b700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 17 (Thread 0x7fefbd70c700 (LWP 3173)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7228800) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa72287b0, cond=0xeaa72287d8) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa72287d8, 
>mutex=0xeaa72287b0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa72287b0, cond=0xeaa72287d8) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7228d10) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefbd70c700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 16 (Thread 0x7fefbdf0d700 (LWP 3172)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7228800) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa72287b0, cond=0xeaa72287d8) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa72287d8, 
>mutex=0xeaa72287b0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa72287b0, cond=0xeaa72287d8) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7228cd0) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefbdf0d700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 15 (Thread 0x7fefcc90f700 (LWP 3171)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7228800) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa72287b0, cond=0xeaa72287d8) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa72287d8, 
>mutex=0xeaa72287b0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa72287b0, cond=0xeaa72287d8) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7229150) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefcc90f700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 14 (Thread 0x7fefcd110700 (LWP 3170)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7225640) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa72255f0, cond=0xeaa7225618) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa7225618, 
>mutex=0xeaa72255f0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa72255f0, cond=0xeaa7225618) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7225700) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefcd110700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 13 (Thread 0x7fefdcdea700 (LWP 3169)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa7224b30) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa7224ae0, cond=0xeaa7224b08) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa7224b08, 
>mutex=0xeaa7224ae0) at pthread_cond_wait.c:655
>#3  0x00007fefddb9e6ab in cnd_wait (mtx=0xeaa7224ae0, cond=0xeaa7224b08) at 
>../../include/c11/threads_posix.h:159
>#4  0x00007fefddb9e6ab in util_queue_thread_func 
>(input=input@entry=0xeaa7223ca0) at u_queue.c:158
>#5  0x00007fefddb9e3e7 in impl_thrd_routine (p=<optimized out>) at 
>../../include/c11/threads_posix.h:87
>#6  0x00007ff04efed36d in start_thread (arg=0x7fefdcdea700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 12 (Thread 0x7fefecff9700 (LWP 3167)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>---Type <return>
 to continue, or q <return> to quit--->#1  0x00007ff04eff381b in
__pthread_cond_wait_common (abstime=0x0, mutex=0xeaa692df10, cond=0xeaa692df38)
at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe80c6c30)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe80c6c30, 
>previous=0x7fefe8922fb0) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe80c6c30) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe80c6c30) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefecff9700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 11 (Thread 0x7fefed7fa700 (LWP 3166)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe80c0160)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>---Type <return> to continue, or q <return> to quit---
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe80c0160, 
>previous=0x7fefe892ac00) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe80c0160) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe80c0160) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefed7fa700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 10 (Thread 0x7fefedffb700 (LWP 3165)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe80afb30)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe80afb30, 
>previous=0xeaa7440ef0) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe80afb30) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe80afb30) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefedffb700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>---Type <return> to continue, or q <return> to quit---
>Thread 9 (Thread 0x7fefee7fc700 (LWP 3164)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe80a4110)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe80a4110, 
>previous=0x7fefe89221e0) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe80a4110) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe80a4110) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefee7fc700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 8 (Thread 0x7fefeeffd700 (LWP 3163)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>---Type <return> to continue, or q <return> to quit---
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe809ca40)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe809ca40, 
>previous=0xeaa749c370) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe809ca40) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe809ca40) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefeeffd700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 7 (Thread 0x7fefef7fe700 (LWP 3162)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0x7fefe80916a0)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0x7fefe80916a0, 
>previous=0x7fefe8929e30) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0x7fefe80916a0) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7fefe80916a0) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefef7fe700) at 
>pthread_create.c:456
>---Type <return> to continue, or q <return> to quit---
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 6 (Thread 0x7fefeffff700 (LWP 3161)):
>#0  0x00007ff04eff381b in futex_wait_cancelable (private=<optimized out>, 
>expected=0, futex_word=0xeaa692df60) at 
>../sysdeps/unix/sysv/linux/futex-internal.h:88
>#1  0x00007ff04eff381b in __pthread_cond_wait_common (abstime=0x0, 
>mutex=0xeaa692df10, cond=0xeaa692df38) at pthread_cond_wait.c:502
>#2  0x00007ff04eff381b in __pthread_cond_wait (cond=0xeaa692df38, 
>mutex=0xeaa692df10) at pthread_cond_wait.c:655
>#3  0x00007ff051082d6b in QWaitConditionPrivate::wait(unsigned long) 
>(time=18446744073709551615, this=0xeaa692df10) at 
>thread/qwaitcondition_unix.cpp:86
>#4  0x00007ff051082d6b in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692dde8, mutex=0xeaa67a8bd0, 
>time=time@entry=18446744073709551615)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff04e03c3bf in 
>ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
> (this=0xeaa692ddc0, th=0xeaa69e8ee0)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WeaverImpl.cpp:370
>#6  0x00007ff04e03efeb in 
>ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=0xeaa67a8e10, th=0xeaa69e8ee0, 
>previous=0xeaa743ec40) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/WorkingHardState.cpp:68
>#7  0x00007ff04e03dac7 in ThreadWeaver::Thread::run() (this=0xeaa69e8ee0) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:98
>#8  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0xeaa69e8ee0) at 
>thread/qthread_unix.cpp:352
>#9  0x00007ff04efed36d in start_thread (arg=0x7fefeffff700) at 
>pthread_create.c:456
>#10 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 5 (Thread 0x7feffcec1700 (LWP 3160)):
>#0  0x00007ff0509a5acd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007ff049689569 in g_main_context_poll (priority=<optimized out>, 
>n_fds=2, fds=0x7feff4002c60, timeout=<optimized out>, context=0x7feff40009a0)
>    at gmain.c:4271
>#2  0x00007ff049689569 in g_main_context_iterate 
>(context=context@entry=0x7feff40009a0, block=block@entry=1, 
>dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3967
>#3  0x00007ff04968967c in g_main_context_iteration (context=0x7feff40009a0, 
>may_block=may_block@entry=1) at gmain.c:4033
>#4  0x00007ff0511beb46 in 
>QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=0x7feff40008c0, flags=...)
>    at kernel/qeventdispatcher_glib.cpp:450
>#5  0x00007ff05118d034 in 
>QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7feffcec0c30, flags=...) at kernel/qeventloop.cpp:149
>#6  0x00007ff05118d39e in 
>QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7feffcec0c30, flags=...) at kernel/qeventloop.cpp:204
>#7  0x00007ff05107fe86 in QThread::exec() (this=<optimized out>) at 
>thread/qthread.cpp:538
>#8  0x00007ff05116d633 in QInotifyFileSystemWatcherEngine::run() 
>(this=0xeaa6931540) at io/qfilesystemwatcher_inotify.cpp:265
>#9  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0xeaa6931540) at 
>thread/qthread_unix.cpp:352
>#10 0x00007ff04efed36d in start_thread (arg=0x7feffcec1700) at 
>pthread_create.c:456
>#11 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 4 (Thread 0x7feffd6c2700 (LWP 3159)):
>#0  0x00007ff04eff3dc6 in futex_abstimed_wait_cancelable (private=<optimized 
>out>, abstime=0x7feffd6c1a90, expected=0, futex_word=0xeaa69251a0)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
>#1  0x00007ff04eff3dc6 in __pthread_cond_wait_common (abstime=0x7feffd6c1a90, 
>mutex=0xeaa6925150, cond=0xeaa6925178) at pthread_cond_wait.c:539
>#2  0x00007ff04eff3dc6 in __pthread_cond_timedwait (cond=0xeaa6925178, 
>mutex=0xeaa6925150, abstime=0x7feffd6c1a90) at pthread_cond_wait.c:667
>#3  0x00007ff051082c87 in QWaitConditionPrivate::wait(unsigned long) 
>(time=60000, this=0xeaa6925150) at thread/qwaitcondition_unix.cpp:84
>#4  0x00007ff051082c87 in QWaitCondition::wait(QMutex*, unsigned long) 
>(this=this@entry=0xeaa692b180, mutex=mutex@entry=0xeaa692b178, 
>time=time@entry=60000)
>    at thread/qwaitcondition_unix.cpp:158
>#5  0x00007ff05371bd2f in AbstractDirectoryWatcher::run() (this=0xeaa692b150) 
>at /usr/src/debug/amarok-2.8.90/src/scanner/AbstractDirectoryWatcher.cpp:65
>#6  0x00007ff04e03e2bc in 
>ThreadWeaver::JobRunHelper::runTheJob(ThreadWeaver::Thread*, 
>ThreadWeaver::Job*) (this=this@entry=0x7feffd6c1c40, th=th@entry=0xeaa67a9670, 
>job=job@entry=0xeaa692b150) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Job.cpp:106
>#7  0x00007ff04e03e4d5 in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) 
>(this=0xeaa692b150, th=0xeaa67a9670)
>    at /usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Job.cpp:135
>#8  0x00007ff04e03db63 in ThreadWeaver::Thread::run() (this=0xeaa67a9670) at 
>/usr/src/debug/kdelibs-4.14.32/threadweaver/Weaver/Thread.cpp:108
>#9  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0xeaa67a9670) at 
>thread/qthread_unix.cpp:352
>#10 0x00007ff04efed36d in start_thread (arg=0x7feffd6c2700) at 
>pthread_create.c:456
>#11 0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 3 (Thread 0x7feffdec3700 (LWP 3158)):
>#0  0x00007ff04eff3dc6 in futex_abstimed_wait_cancelable (private=<optimized 
>out>, abstime=0x7feffdec2c50, expected=0, futex_word=0x7ff00b7b6868 
><COND_checkpoint+40>) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
>#1  0x00007ff04eff3dc6 in __pthread_cond_wait_common (abstime=0x7feffdec2c50, 
>mutex=0x7ff00b7b6880 <LOCK_checkpoint>, cond=0x7ff00b7b6840 <COND_checkpoint>)
>    at pthread_cond_wait.c:539
>#2  0x00007ff04eff3dc6 in __pthread_cond_timedwait (cond=0x7ff00b7b6840 
><COND_checkpoint>, mutex=0x7ff00b7b6880 <LOCK_checkpoint>, 
>abstime=0x7feffdec2c50)
>    at pthread_cond_wait.c:667
>#3  0x00007ff00abea2b6 in inline_mysql_cond_timedwait (abstime=0x7feffdec2c50, 
>mutex=<optimized out>, that=<optimized out>)
>    at /usr/src/debug/mariadb-10.1.26/include/mysql/psi/mysql_thread.h:1202
>#4  0x00007ff00abea2b6 in my_service_thread_sleep 
>(control=control@entry=0x7ff00b747380 <checkpoint_control>, 
>sleep_time=sleep_time@entry=30000000000)
>    at /usr/src/debug/mariadb-10.1.26/storage/maria/ma_servicethread.c:115
>#5  0x00007ff00ab97eb5 in ma_checkpoint_background (arg=0x1e) at 
>/usr/src/debug/mariadb-10.1.26/storage/maria/ma_checkpoint.c:708
>#6  0x00007ff04efed36d in start_thread (arg=0x7feffdec3700) at 
>pthread_create.c:456
>#7  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 2 (Thread 0x7ff02d21a700 (LWP 3142)):
>#0  0x00007ff0509a5acd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007ff0511bb74e in poll (__timeout=-1, __nfds=1, __fds=0x7ff02d219c90) 
>at /usr/include/bits/poll2.h:46
>#2  0x00007ff0511bb74e in qt_safe_poll(pollfd*, int, int, bool) 
>(fds=fds@entry=0x7ff02d219c90, nfds=nfds@entry=1, 
>timeout_ms=timeout_ms@entry=-1, retry_eintr=retry_eintr@entry=false) at 
>kernel/qcore_unix.cpp:117
>#3  0x00007ff051169b66 in QProcessManager::run() (this=0x7ff0514fbd20 
><processManager()::processManager>) at io/qprocess_unix.cpp:263
>#4  0x00007ff051082744 in QThreadPrivate::start(void*) (arg=0x7ff0514fbd20 
><processManager()::processManager>) at thread/qthread_unix.cpp:352
>#5  0x00007ff04efed36d in start_thread (arg=0x7ff02d21a700) at 
>pthread_create.c:456
>#6  0x00007ff0509b1bbf in clone () at 
>../sysdeps/unix/sysv/linux/x86_64/clone.S:97
>
>Thread 1 (Thread 0x7ff053d7e940 (LWP 3140)):
>#0  0x00007ff04eff6fad in __lll_lock_wait () at 
>../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
>#1  0x00007ff04efefe88 in __GI___pthread_mutex_lock (mutex=0xeaa66f7630) at 
>../nptl/pthread_mutex_lock.c:115
>#2  0x00007ff03ff947d4 in gst_element_set_state_func (element=0xeaa66fb9e0 
>[GstPlayBin], state=GST_STATE_READY) at gstelement.c:2622
>#3  0x00007ff02c6bbe59 in Phonon::Gstreamer::Pipeline::setState(GstState) 
>(this=0xeaa66f4a80, state=state@entry=GST_STATE_READY)
>    at /usr/src/debug/phonon-gstreamer-4.9.0/gstreamer/pipeline.cpp:252
>#4  0x00007ff02c6b1836 in 
>Phonon::Gstreamer::MediaObject::requestState(Phonon::State) 
>(this=this@entry=0xeaa66f10b0, state=<optimized out>, 
>    state@entry=Phonon::StoppedState) at 
> /usr/src/debug/phonon-gstreamer-4.9.0/gstreamer/mediaobject.cpp:919
>#5  0x00007ff02c6b1c75 in Phonon::Gstreamer::MediaObject::stop() 
>(this=0xeaa66f10b0) at 
>/usr/src/debug/phonon-gstreamer-4.9.0/gstreamer/mediaobject.cpp:493
>#6  0x00007ff05380cafc in EngineController::stop(bool, bool) 
>(this=this@entry=0xeaa622a790, forceInstant=forceInstant@entry=true, 
>playingWillContinue=playingWillContinue@entry=true) at 
>/usr/src/debug/amarok-2.8.90/src/EngineController.cpp:577
>#7  0x00007ff05380fbc3 in EngineController::play(KSharedPtr<Meta::Track>, 
>unsigned int, bool) (this=0xeaa622a790, track=..., offset=offset@entry=0, 
>startPaused=startPaused@entry=false) at 
>/usr/src/debug/amarok-2.8.90/src/EngineController.cpp:366
>#8  0x00007ff05359b932 in Playlist::Actions::play(unsigned long long, bool) 
>(this=this@entry=0xeaa67bc7a0, trackid=5615060133473729994, now=now@entry=true)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/amarok-2.8.90/src/playlist/PlaylistActions.cpp:217
>#9  0x00007ff05359be27 in Playlist::Actions::play() (this=0xeaa67bc7a0) at 
>/usr/src/debug/amarok-2.8.90/src/playlist/PlaylistActions.cpp:184
>#10 0x00007ff05381071d in EngineController::play() 
>(this=this@entry=0xeaa622a790) at 
>/usr/src/debug/amarok-2.8.90/src/EngineController.cpp:354
>#11 0x00007ff053812560 in EngineController::playPause() (this=0xeaa622a790) at 
>/usr/src/debug/amarok-2.8.90/src/EngineController.cpp:612
>#12 0x00007ff053815765 in EngineController::qt_static_metacall(QObject*, 
>QMetaObject::Call, int, void**) (_o=0xeaa622a790, _id=<optimized out>, 
>_a=<optimized out>, _c=<optimized out>) at 
>/usr/src/debug/amarok-2.8.90/x86_64-redhat-linux-gnu/src/EngineController.moc:175
>#13 0x00007ff0511a2b8d in QMetaObject::activate(QObject*, QMetaObject const*, 
>int, void**) (sender=sender@entry=0xeaa6b753f0, m=m@entry=0x7ff0521dc800 
><QAction::staticMetaObject>, local_signal_index=local_signal_index@entry=1, 
>argv=argv@entry=0x7ffd25fad700) at kernel/qobject.cpp:3567
>#14 0x00007ff0516eaf22 in QAction::triggered(bool) 
>(this=this@entry=0xeaa6b753f0, _t1=<optimized out>) at 
>.moc/release-shared/moc_qaction.cpp:276
>#15 0x00007ff0516ec2c7 in QAction::activate(QAction::ActionEvent) 
>(this=this@entry=0xeaa6b753f0, event=event@entry=QAction::Trigger) at 
>kernel/qaction.cpp:1257
>#16 0x00007ff0529814c9 in QAction::trigger() (this=0xeaa6b753f0) at 
>/usr/include/QtGui/qaction.h:218
>#17 0x00007ff0529814c9 in KGlobalAccelPrivate::_k_invokeAction(QString const&, 
>QString const&, long long) (this=<optimized out>, componentUnique=..., 
>actionUnique=..., timestamp=4732098) at 
>/usr/src/debug/kdelibs-4.14.32/kdeui/shortcuts/kglobalaccel.cpp:449
>#18 0x00007ff0511a2b8d in QMetaObject::activate(QObject*, QMetaObject const*, 
>int, void**) (sender=0xeaa6b16ba0, m=m@entry=0x7ff052d72940 
><OrgKdeKglobalaccelComponentInterface::staticMetaObject>, 
>local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd25fad8e0) 
>at kernel/qobject.cpp:3567
>#19 0x00007ff052a945f7 in 
>OrgKdeKglobalaccelComponentInterface::globalShortcutPressed(QString const&, 
>QString const&, long long) (_t3=<optimized out>, _t2=..., _t1=..., 
>this=<optimized out>) at 
>/usr/src/debug/kdelibs-4.14.32/x86_64-redhat-linux-gnu/kdeui/kglobalaccel_component_interface.moc:163
>#20 0x00007ff052a945f7 in 
>OrgKdeKglobalaccelComponentInterface::qt_static_metacall(QObject*, 
>QMetaObject::Call, int, void**) (_o=_o@entry=0xeaa6b16ba0, _id=_id@entry=0, 
>_a=_a@entry=0x7ffd25fada30, _c=QMetaObject::InvokeMetaMethod)
>    at 
> /usr/src/debug/kdelibs-4.14.32/x86_64-redhat-linux-gnu/kdeui/kglobalaccel_component_interface.moc:74
>#21 0x00007ff052a94b15 in 
>OrgKdeKglobalaccelComponentInterface::qt_static_metacall(QObject*, 
>QMetaObject::Call, int, void**) (_a=0x7ffd25fada30, _id=0, 
>_c=QMetaObject::InvokeMetaMethod, _o=0xeaa6b16ba0) at 
>/usr/src/debug/kdelibs-4.14.32/x86_64-redhat-linux-gnu/kdeui/kglobalaccel_component_interface.moc:128
>#22 0x00007ff052a94b15 in 
>OrgKdeKglobalaccelComponentInterface::qt_metacall(QMetaObject::Call, int, 
>void**) (this=0xeaa6b16ba0, _c=QMetaObject::InvokeMetaMethod, _id---Type 
><return> to continue, or q <return> to quit---
>=0, _a=0x7ffd25fada30) at 
>/usr/src/debug/kdelibs-4.14.32/x86_64-redhat-linux-gnu/kdeui/kglobalaccel_component_interface.moc:129
>#23 0x00007ff04d1679c9 in QDBusConnectionPrivate::deliverCall(QObject*, int, 
>QDBusMessage const&, QList<int> const&, int) (this=0xeaa6205a70, 
>object=0xeaa6b16ba0, msg=..., metaTypes=..., slotIdx=5) at 
>qdbusintegrator.cpp:950
>#24 0x00007ff0511a8941 in QObject::event(QEvent*) (this=0xeaa6b16ba0, 
>e=<optimized out>) at kernel/qobject.cpp:1222
>#25 0x00007ff0516f0cdc in QApplicationPrivate::notify_helper(QObject*, 
>QEvent*) (this=this@entry=0xeaa6240a10, receiver=receiver@entry=0xeaa6b16ba0, 
>e=e@entry=0xeaa8379930) at kernel/qapplication.cpp:4565
>#26 0x00007ff0516f7e47 in QApplication::notify(QObject*, QEvent*) 
>(this=this@entry=0x7ffd25fae160, receiver=receiver@entry=0xeaa6b16ba0, 
>e=e@entry=0xeaa8379930)
>    at kernel/qapplication.cpp:4351
>#27 0x00007ff0529406ea in KApplication::notify(QObject*, QEvent*) 
>(this=0x7ffd25fae160, receiver=0xeaa6b16ba0, event=0xeaa8379930)
>    at /usr/src/debug/kdelibs-4.14.32/kdeui/kernel/kapplication.cpp:311
>#28 0x00007ff05118ea8e in QCoreApplication::notifyInternal(QObject*, QEvent*) 
>(this=0x7ffd25fae160, receiver=receiver@entry=0xeaa6b16ba0, 
>event=event@entry=0xeaa8379930) at kernel/qcoreapplication.cpp:955
>#29 0x00007ff051191c5a in QCoreApplication::sendEvent(QObject*, QEvent*) 
>(event=0xeaa8379930, receiver=0xeaa6b16ba0) at kernel/qcoreapplication.h:231
>#30 0x00007ff051191c5a in QCoreApplicationPrivate::sendPostedEvents(QObject*, 
>int, QThreadData*) (receiver=receiver@entry=0x0, 
>event_type=event_type@entry=0, data=0xeaa6160a50) at 
>kernel/qcoreapplication.cpp:1579
>#31 0x00007ff051192043 in QCoreApplication::sendPostedEvents(QObject*, int) 
>(receiver=receiver@entry=0x0, event_type=event_type@entry=0)
>    at kernel/qcoreapplication.cpp:1472
>#32 0x00007ff0511be9de in QCoreApplication::sendPostedEvents() () at 
>kernel/qcoreapplication.h:236
>#33 0x00007ff0511be9de in postEventSourceDispatch(GSource*, GSourceFunc, 
>gpointer) (s=0xeaa6235920) at kernel/qeventdispatcher_glib.cpp:300
>#34 0x00007ff049689247 in g_main_dispatch (context=0xeaa6222e20) at 
>gmain.c:3234
>#35 0x00007ff049689247 in g_main_context_dispatch 
>(context=context@entry=0xeaa6222e20) at gmain.c:3899
>#36 0x00007ff0496895e8 in g_main_context_iterate 
>(context=context@entry=0xeaa6222e20, block=block@entry=1, 
>dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3972
>---Type <return> to continue, or q <return> to quit---
>#37 0x00007ff04968967c in g_main_context_iteration (context=0xeaa6222e20, 
>may_block=may_block@entry=1) at gmain.c:4033
>#38 0x00007ff0511beb46 in 
>QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=0xeaa6162350, flags=...)
>    at kernel/qeventdispatcher_glib.cpp:450
>#39 0x00007ff0517990e7 in 
>QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=<optimized out>, flags=...)
>    at kernel/qguieventdispatcher_glib.cpp:207
>#40 0x00007ff05118d034 in 
>QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7ffd25fae070, flags=...) at kernel/qeventloop.cpp:149
>#41 0x00007ff05118d39e in 
>QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) 
>(this=this@entry=0x7ffd25fae070, flags=...) at kernel/qeventloop.cpp:204
>#42 0x00007ff051192f4c in QCoreApplication::exec() () at 
>kernel/qcoreapplication.cpp:1227
>#43 0x000000eaa5957c84 in main(int, char**) (argc=<optimized out>, 
>argv=<optimized out>) at /usr/src/debug/amarok-2.8.90/src/main.cpp:329
>(gdb) 
>(gdb)

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