ardour-8.6.123: ../libs/ardour/playlist.cc:2670: void ARDOUR::Playlist::relayer(): Assertion `divisions == 0 || end_division < divisions' failed.

Thread 1 "ArdourGUI" received signal SIGABRT, Aborted.
0x00007ffff36ab32c in ?? () from /usr/lib/libc.so.6
(gdb) thread apply all bt

Thread 130 (Thread 0x7fff02dc46c0 (LWP 17736) "WaveViewDrawing"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff7844c15 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7844b99 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff78450a9 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7845050 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55555db54628) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55555db54600) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 129 (Thread 0x7fff035c56c0 (LWP 17735) "WaveViewDrawing"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff7844c15 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7844b99 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff78450a9 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7845050 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55555db5fba8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55555db5fb80) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 128 (Thread 0x7fff03dc66c0 (LWP 17734) "WaveViewDrawing"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff7844c15 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7844b99 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff78450a9 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x5555b622d1d0) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7845050 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55555db5d158) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55555db5d130) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 127 (Thread 0x7fff045c76c0 (LWP 17728) "JUCE Timer"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8d35 in pthread_cond_clockwait () from /usr/lib/libc.so.6
#2  0x00007fff19778e09 in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#3  0x00007fff1973cc38 in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#4  0x00007fff1979246b in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#5  0x00007fff197925fd in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 126 (Thread 0x7fff04dc86c0 (LWP 17725) "AutomationWatch"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fffeea88d48 in g_usleep () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff63c0f1b in ARDOUR::AutomationWatch::thread (this=0x5555607b83e0) at ../libs/ardour/automation_watch.cc:207
#4  0x00007ffff63c628f in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x5555687aff40, p=0x5555607b83e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff63c5f20 in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0> (this=0x5555687aff50, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff63c568d in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x5555687aff40) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff63c501b in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555687aff38) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555687aff10) at ../libs/pbd/pthread_utils.cc:495
#10 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#11 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 125 (Thread 0x7fff08d1f6c0 (LWP 17721) "autoconnect"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8750 in pthread_cond_wait () from /usr/lib/libc.so.6
#2  0x00007ffff68b261e in ARDOUR::Session::auto_connect_thread_run (this=0x5555611b9c00) at ../libs/ardour/session.cc:7943
#3  0x00007ffff68b206a in ARDOUR::Session::auto_connect_thread (arg=0x5555611b9c00) at ../libs/ardour/session.cc:7874
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 124 (Thread 0x7fff095206c0 (LWP 17720) "SessionSignals"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8750 in pthread_cond_wait () from /usr/lib/libc.so.6
#2  0x00007ffff693f6e5 in ARDOUR::Session::emit_thread_run (this=0x5555611b9c00) at ../libs/ardour/session_process.cc:1241
#3  0x00007ffff693f682 in ARDOUR::Session::emit_thread (arg=0x5555611b9c00) at ../libs/ardour/session_process.cc:1230
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 123 (Thread 0x7fff09d216c0 (LWP 17719) "ArdourGUI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fffe6e08af7 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libusb-1.0.so.0
#2  0x00007fffe6e09c19 in libusb_handle_events_timeout_completed () from /opt/Ardour-8.6.123-dbg/lib/libusb-1.0.so.0
#3  0x00007fffe6e09d9a in libusb_handle_events () from /opt/Ardour-8.6.123-dbg/lib/libusb-1.0.so.0
#4  0x00007ffff63ee336 in usb_hotplug_thread (user_data=0x555557599460) at ../libs/ardour/control_protocol_manager.cc:87
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 122 (Thread 0x7fff0a5226c0 (LWP 17718) "ArdourGUI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fffe6e1162d in ?? () from /opt/Ardour-8.6.123-dbg/lib/libusb-1.0.so.0
#2  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#3  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 121 (Thread 0x7fff0ad236c0 (LWP 17717) "Generic MIDI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fffeea56c76 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff2af45e6 in BaseUI::main_thread (this=0x55555b160788) at ../libs/pbd/base_ui.cc:102
#4  0x00007ffff2af8db1 in boost::_mfi::mf0<void, BaseUI>::operator() (this=0x55556d90f790, p=0x55555b160788) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff2af8a82 in boost::_bi::list1<boost::_bi::value<BaseUI*> >::operator()<boost::_mfi::mf0<void, BaseUI>, boost::_bi::list0> (this=0x55556d90f7a0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff2af8671 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >::operator() (this=0x55556d90f790) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55556d90f788) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55556d90f760) at ../libs/pbd/pthread_utils.cc:495
#10 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#11 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 120 (Thread 0x7fff0d7f46c0 (LWP 17716) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559cbf5800) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559cbf57e0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559cbb8230, p=0x55559cbf57e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559cbb8240, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559cbb8230) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559cbb8228) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559cbb8200) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 119 (Thread 0x7fff0dff56c0 (LWP 17715) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559c79d760) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559c79d740) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559c7fd940, p=0x55559c79d740) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559c7fd950, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559c7fd940) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559c7fd938) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559c7fd910) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 118 (Thread 0x7fff0e7f66c0 (LWP 17714) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559c69ce60) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559c69ce40) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559c54b3e0, p=0x55559c69ce40) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559c54b3f0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559c54b3e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559c54b3d8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559c54b3b0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 117 (Thread 0x7fff0eff76c0 (LWP 17713) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559c3d5340) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559c3d5320) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559c36f910, p=0x55559c3d5320) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559c36f920, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559c36f910) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559c36f908) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559c36f8e0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 116 (Thread 0x7fff0f7f86c0 (LWP 17712) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559c287fd0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559c287fb0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559c24ebc0, p=0x55559c287fb0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559c24ebd0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559c24ebc0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559c24ebb8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559c24eb90) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 115 (Thread 0x7fff0fff96c0 (LWP 17711) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559bdb87b0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559bdb8790) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559be18950, p=0x55559bdb8790) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559be18960, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559be18950) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559be18948) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559be18920) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 114 (Thread 0x7fff107fa6c0 (LWP 17710) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559b919810) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559b9197f0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559b90d0f0, p=0x55559b9197f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559b90d100, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559b90d0f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559b90d0e8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559b90d0c0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 113 (Thread 0x7fff10ffb6c0 (LWP 17709) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559b507ab0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559b507a90) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559b567c90, p=0x55559b507a90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559b567ca0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559b567c90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559b567c88) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559b567c60) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 112 (Thread 0x7fff117fc6c0 (LWP 17708) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559afd3760) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559afd3740) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559b033940, p=0x55559afd3740) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559b033950, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559b033940) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559b033938) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559b033910) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 111 (Thread 0x7fff11ffd6c0 (LWP 17707) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559aaf1d00) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559aaf1ce0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559ab51ee0, p=0x55559aaf1ce0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559ab51ef0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559ab51ee0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559ab51ed8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559ab51eb0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 110 (Thread 0x7fff127fe6c0 (LWP 17706) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559a5d6090) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559a5d6070) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559a636270, p=0x55559a5d6070) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559a636280, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559a636270) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559a636268) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559a636240) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 109 (Thread 0x7fff12fff6c0 (LWP 17705) "ArdourGUI"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fff1333fdf9 in lsp::ipc::Thread::sleep (millis=millis@entry=100) at ../../lsp-runtime-lib/src/main/ipc/Thread.cpp:307
#3  0x00007fff1334002e in lsp::ipc::NativeExecutor::run (this=0x5555947cd7b0) at ../../lsp-runtime-lib/src/main/ipc/NativeExecutor.cpp:120
#4  lsp::ipc::NativeExecutor::execute (params=0x5555947cd7b0) at ../../lsp-runtime-lib/src/main/ipc/NativeExecutor.cpp:144
#5  0x00007fff1333a72b in lsp::ipc::Thread::thread_launcher (arg=0x5555947cd7b8) at ../../lsp-runtime-lib/src/main/ipc/Thread.cpp:233
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 108 (Thread 0x7fff141ff6c0 (LWP 17695) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555593f8b9a0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555593f8b980) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x5555943dc090, p=0x555593f8b980) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x5555943dc0a0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x5555943dc090) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555943dc088) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555943dc060) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 107 (Thread 0x7fff14dfb6c0 (LWP 17694) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555593fbe1a0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555593fbe180) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555593fbf160, p=0x555593fbe180) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555593fbf170, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555593fbf160) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555593fbf158) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555593fbf130) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 106 (Thread 0x7fff155fc6c0 (LWP 17693) "ArdourGUI"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8750 in pthread_cond_wait () from /usr/lib/libc.so.6
#2  0x00007fffe6ad9e11 in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu/bits/gthr-default.h:865
#3  std::__condvar::wait (__m=..., this=<optimized out>) at /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/bits/std_mutex.h:171
#4  std::condition_variable::wait (this=<optimized out>, __lock=...) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/condition_variable.cc:41
#5  0x00007fff16e52efc in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#6  0x00007fffe6ae1943 in std::execute_native_thread_routine (__p=0x5555930837a0) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/thread.cc:104
#7  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#8  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 105 (Thread 0x7fff15dfd6c0 (LWP 17692) "ArdourGUI"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8750 in pthread_cond_wait () from /usr/lib/libc.so.6
#2  0x00007fffe6ad9e11 in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu/bits/gthr-default.h:865
#3  std::__condvar::wait (__m=..., this=<optimized out>) at /usr/src/debug/gcc/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/bits/std_mutex.h:171
#4  std::condition_variable::wait (this=<optimized out>, __lock=...) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/condition_variable.cc:41
#5  0x00007fff16e52efc in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#6  0x00007fffe6ae1943 in std::execute_native_thread_routine (__p=0x555593083500) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/thread.cc:104
#7  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#8  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 104 (Thread 0x7fff165fe6c0 (LWP 17691) "ArdourGUI"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36b1470 in ?? () from /usr/lib/libc.so.6
#2  0x00007fff16e88236 in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#3  0x00007fff16e4acaa in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#4  0x00007fffe6ae1943 in std::execute_native_thread_routine (__p=0x555593081610) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/thread.cc:104
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 103 (Thread 0x7fff16dff6c0 (LWP 17690) "ArdourGUI"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36b1470 in ?? () from /usr/lib/libc.so.6
#2  0x00007fff16e88236 in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#3  0x00007fff16e4af3f in ?? () from /usr/lib/lv2/sfizz.lv2/Contents/Binary/sfizz.so
#4  0x00007fffe6ae1943 in std::execute_native_thread_routine (__p=0x555592bf00b0) at /usr/src/debug/gcc/gcc/libstdc++-v3/src/c++11/thread.cc:104
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 102 (Thread 0x7fff17a966c0 (LWP 17689) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555591431910) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555914318f0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559140cc90, p=0x5555914318f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559140cca0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559140cc90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559140cc88) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559140cc60) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 101 (Thread 0x7fff193ff6c0 (LWP 17688) "ArdourGUI"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fff19775fb5 in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#3  0x00007fff195fabb3 in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#4  0x00007fff1979246b in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#5  0x00007fff197925fd in ?? () from /usr/lib/vst3/Surge XT.vst3/Contents/x86_64-linux/Surge XT.so
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 100 (Thread 0x7fff1cc106c0 (LWP 17687) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555591211790) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555591211770) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555590ff95a0, p=0x555591211770) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555590ff95b0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555590ff95a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555590ff9598) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555590ff9570) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 99 (Thread 0x7fff1d4116c0 (LWP 17686) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55559102ba80) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55559102ba60) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55559102b970, p=0x55559102ba60) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55559102b980, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55559102b970) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55559102b968) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55559102b940) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 98 (Thread 0x7fff1dc126c0 (LWP 17685) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555590ed3f50) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555590ed3f30) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555590d82760, p=0x555590ed3f30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555590d82770, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555590d82760) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555590d82758) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555590d82730) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 97 (Thread 0x7fff1e4136c0 (LWP 17684) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555590c0bfc0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555590c0bfa0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555590c6c160, p=0x555590c0bfa0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555590c6c170, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555590c6c160) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555590c6c158) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555590c6c130) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 96 (Thread 0x7fff1ec146c0 (LWP 17683) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x5555907af670) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555907af650) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555590774c60, p=0x5555907af650) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555590774c70, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555590774c60) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555590774c58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555590774c30) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 95 (Thread 0x7fff1f4156c0 (LWP 17682) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x5555904feb50) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555904feb30) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x5555904c4f70, p=0x5555904feb30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x5555904c4f80, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x5555904c4f70) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555904c4f68) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555904c4f40) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 94 (Thread 0x7fff1fc166c0 (LWP 17681) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55558fe1c300) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55558fe1c2e0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x5555900f8170, p=0x55558fe1c2e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x5555900f8180, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x5555900f8170) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555900f8168) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555900f8140) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 93 (Thread 0x7fff21dfb6c0 (LWP 17680) "ArdourGUI"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fff732e1d25 in lsp::ipc::Thread::sleep (millis=100) at ../../lsp-runtime-lib/src/main/ipc/Thread.cpp:307
#3  0x00007fff732eda7d in lsp::core::KVTDispatcher::run (this=0x5555839bac80) at main/core/KVTDispatcher.cpp:176
#4  0x00007fff732de9db in lsp::ipc::Thread::thread_launcher (arg=0x5555839bac80) at ../../lsp-runtime-lib/src/main/ipc/Thread.cpp:233
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 92 (Thread 0x7fff225fc6c0 (LWP 17679) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555583c86b00) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555583c86ae0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555583c88930, p=0x555583c86ae0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555583c88940, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555583c88930) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555583c88928) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555583c88900) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 91 (Thread 0x7fff22dfd6c0 (LWP 17678) "QThread"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8750 in pthread_cond_wait () from /usr/lib/libc.so.6
#2  0x00007fff266a3c10 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /usr/lib/libQt6Core.so.6
#3  0x00007fffee9b6fe8 in ?? () from /home/jwise/.lv2/samplv1.lv2/samplv1.so
#4  0x00007fff266a0bd3 in ?? () from /usr/lib/libQt6Core.so.6
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 90 (Thread 0x7fff235fe6c0 (LWP 17677) "QXcbEventQueue"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007ffff77dd20b in ?? () from /usr/lib/libxcb.so.1
#2  0x00007ffff77def3d in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007fffee520f4e in ?? () from /usr/lib/qt6/plugins/platforms/../../../libQt6XcbQpa.so.6
#4  0x00007fff266a0bd3 in ?? () from /usr/lib/libQt6Core.so.6
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 89 (Thread 0x7fff23dff6c0 (LWP 17676) "QDBusConnection"):
#0  0x00007ffff3719616 in ppoll () from /usr/lib/libc.so.6
#1  0x00007fff26698f6b in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /usr/lib/libQt6Core.so.6
#2  0x00007fff2669f65a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt6Core.so.6
#3  0x00007fff26543d6e in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt6Core.so.6
#4  0x00007fff2662106f in QThread::exec() () from /usr/lib/libQt6Core.so.6
#5  0x00007fffee8769df in ?? () from /usr/lib/libQt6DBus.so.6
#6  0x00007fff266a0bd3 in ?? () from /usr/lib/libQt6Core.so.6
#7  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#8  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 88 (Thread 0x7fff283fe6c0 (LWP 17675) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55558385a890) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55558385a870) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55558385bca0, p=0x55558385a870) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55558385bcb0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55558385bca0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55558385bc98) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55558385bc70) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 87 (Thread 0x7fff28bff6c0 (LWP 17674) "ArdourGUI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fff28f3ed01 in juce::MessageManager::dispatchNextMessageOnSystemQueue(bool) () from /usr/lib/lv2/helm-synth.lv2/helm-synth.so
#2  0x00007fff28f3eda8 in juce::MessageManager::runDispatchLoop() () from /usr/lib/lv2/helm-synth.lv2/helm-synth.so
#3  0x00007fff28e81f20 in ?? () from /usr/lib/lv2/helm-synth.lv2/helm-synth.so
#4  0x00007fff28f0696e in juce::Thread::threadEntryPoint() () from /usr/lib/lv2/helm-synth.lv2/helm-synth.so
#5  0x00007fff28f1cd8e in threadEntryProc () from /usr/lib/lv2/helm-synth.lv2/helm-synth.so
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 86 (Thread 0x7fff2abfc6c0 (LWP 17673) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555582002700) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555820026e0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x5555820628a0, p=0x5555820026e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x5555820628b0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x5555820628a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555582062898) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555582062870) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 85 (Thread 0x7fff2b3fd6c0 (LWP 17672) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555582752820) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555582752800) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x5555827b29c0, p=0x555582752800) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x5555827b29d0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x5555827b29c0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555827b29b8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555827b2990) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 84 (Thread 0x7fff2bbfe6c0 (LWP 17671) "JUCE Timer"):
#0  0x00007ffff36a5ebe in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff36a8d35 in pthread_cond_clockwait () from /usr/lib/libc.so.6
#2  0x00007fff2c57ffad in std::__condvar::wait_until (__abs_time=..., __clock=1, __m=..., this=0x555579db5de0) at /usr/include/c++/13.2.1/bits/std_mutex.h:185
#3  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__lock=..., __atime=..., this=0x555579db5de0) at /usr/include/c++/13.2.1/condition_variable:203
#4  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x555579db5de0) at /usr/include/c++/13.2.1/condition_variable:113
#5  std::condition_variable::wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long int, std::ratio<1, 1000000000> >, juce::WaitableEvent::wait(double) const::<lambda()> > (__p=..., __atime=..., __lock=..., this=0x555579db5de0) at /usr/include/c++/13.2.1/condition_variable:154
#6  std::condition_variable::wait_for<double, std::ratio<1, 1000>, juce::WaitableEvent::wait(double) const::<lambda()> > (__rtime=..., __p=..., __lock=..., this=0x555579db5de0) at /usr/include/c++/13.2.1/condition_variable:177
#7  juce::WaitableEvent::wait (this=0x555579db5db0, timeOutMilliseconds=94) at /usr/share/juce/modules/juce_core/threads/juce_WaitableEvent.cpp:43
#8  0x00007fff2c567a5f in juce::Thread::wait (timeOutMilliseconds=<optimized out>, this=0x555579db5cc0) at /usr/share/juce/modules/juce_core/threads/juce_Thread.cpp:290
#9  juce::Timer::TimerThread::run (this=0x555579db5cc0) at /usr/share/juce/modules/juce_events/timers/juce_Timer.cpp:89
#10 0x00007fff2c58017a in juce::Thread::createNativeThread(juce::Thread::Priority)::{lambda(void*)#1}::_FUN(void*) [clone .lto_priv.0] () at /usr/share/juce/modules/juce_core/threads/juce_Thread.cpp:98
#11 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#12 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 83 (Thread 0x7fff2c3ff6c0 (LWP 17670) "ArdourGUI"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fff2c455dff in juce::Thread::sleep (millisecs=1) at /usr/share/juce/modules/juce_core/native/juce_SharedCode_posix.h:49
#3  juce::detail::MessageThread::run (this=0x55557e5091d0) at /usr/share/juce/modules/juce_audio_plugin_client/detail/juce_LinuxMessageThread.h:76
#4  0x00007fff2c58017a in juce::Thread::createNativeThread(juce::Thread::Priority)::{lambda(void*)#1}::_FUN(void*) [clone .lto_priv.0] () at /usr/share/juce/modules/juce_core/threads/juce_Thread.cpp:98
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 82 (Thread 0x7fff2cff96c0 (LWP 17661) "ArdourGUI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fff38473e78 in ?? () from /usr/lib/lv2/TAL-Vocoder-2.lv2/TAL-Vocoder-2.so
#2  0x00007fff3843797e in ?? () from /usr/lib/lv2/TAL-Vocoder-2.lv2/TAL-Vocoder-2.so
#3  0x00007fff38468fdc in ?? () from /usr/lib/lv2/TAL-Vocoder-2.lv2/TAL-Vocoder-2.so
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 81 (Thread 0x7fff2d7fa6c0 (LWP 17660) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555580408300) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555804082e0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555580408470, p=0x5555804082e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555580408480, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555580408470) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555580408468) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555580408440) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 80 (Thread 0x7fff2dffb6c0 (LWP 17659) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55558015fea0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55558015fe80) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557f664150, p=0x55558015fe80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557f664160, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557f664150) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557f664148) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557f664120) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 79 (Thread 0x7fff2e7fc6c0 (LWP 17658) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557fe1c890) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557fe1c870) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557fe1ca00, p=0x55557fe1c870) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557fe1ca10, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557fe1ca00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557fe1c9f8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557fe1c9d0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 78 (Thread 0x7fff2effd6c0 (LWP 17657) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557fcdfc80) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557fcdfc60) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557fce0bf0, p=0x55557fcdfc60) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557fce0c00, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557fce0bf0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557fce0be8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557fce0bc0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 77 (Thread 0x7fff2f7fe6c0 (LWP 17656) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557fa13dd0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557fa13db0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557fa00e90, p=0x55557fa13db0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557fa00ea0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557fa00e90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557fa00e88) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557fa00e60) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 76 (Thread 0x7fff2ffff6c0 (LWP 17655) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557f319070) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557f319050) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557f31a6c0, p=0x55557f319050) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557f31a6d0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557f31a6c0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557f31a6b8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557f31a690) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 75 (Thread 0x7fff38ff96c0 (LWP 17654) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557ef31340) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557ef31320) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557ef914e0, p=0x55557ef31320) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557ef914f0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557ef914e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557ef914d8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557ef914b0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 74 (Thread 0x7fff397fa6c0 (LWP 17653) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557ed1e0f0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557ed1e0d0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557ece43f0, p=0x55557ed1e0d0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557ece4400, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557ece43f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557ece43e8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557ece43c0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 73 (Thread 0x7fff39ffb6c0 (LWP 17652) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557e95f7f0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557e95f7d0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557e95f960, p=0x55557e95f7d0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557e95f970, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557e95f960) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557e95f958) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557e95f930) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 72 (Thread 0x7fff3a7fc6c0 (LWP 17651) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557e6be730) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557e6be710) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557e684b00, p=0x55557e6be710) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557e684b10, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557e684b00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557e684af8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557e684ad0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 71 (Thread 0x7fff3affd6c0 (LWP 17650) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557e260a30) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557e260a10) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557e261a00, p=0x55557e260a10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557e261a10, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557e261a00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557e2619f8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557e2619d0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 70 (Thread 0x7fff3b7fe6c0 (LWP 17649) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557dee3b80) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557dee3b60) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557dea9fe0, p=0x55557dee3b60) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557dea9ff0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557dea9fe0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557dea9fd8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557dea9fb0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 69 (Thread 0x7fff3bfff6c0 (LWP 17648) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557dbfe310) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557dbfe2f0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557d9d4030, p=0x55557dbfe2f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557d9d4040, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557d9d4030) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557d9d4028) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557d9d4000) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 68 (Thread 0x7fff5097e6c0 (LWP 17647) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557d4af920) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557d4af900) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557d6915b0, p=0x55557d4af900) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557d6915c0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557d6915b0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557d6915a8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557d691580) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 67 (Thread 0x7fff5117f6c0 (LWP 17646) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557d4ebe30) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557d4ebe10) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557d4eba50, p=0x55557d4ebe10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557d4eba60, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557d4eba50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557d4eba48) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557d4eba20) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 66 (Thread 0x7fff519806c0 (LWP 17645) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557647c570) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557647c550) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557647dab0, p=0x55557647c550) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557647dac0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557647dab0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557647daa8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557647da80) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 65 (Thread 0x7fffb1bff6c0 (LWP 17644) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x5555795204c0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555795204a0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555579522780, p=0x5555795204a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555579522790, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555579522780) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555579522778) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555579522750) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 64 (Thread 0x7fff60bff6c0 (LWP 17643) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555578b932a0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555578b93280) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555578b947e0, p=0x555578b93280) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555578b947f0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555578b947e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555578b947d8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555578b947b0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 63 (Thread 0x7fff61cc46c0 (LWP 17642) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555575d9b6f0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555575d9b6d0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555575dfbb80, p=0x555575d9b6d0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555575dfbb90, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555575dfbb80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555575dfbb78) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555575dfbb50) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 62 (Thread 0x7fff70ffb6c0 (LWP 17641) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x5555759b2890) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555759b2870) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555575a097a0, p=0x5555759b2870) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555575a097b0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555575a097a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555575a09798) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555575a09770) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 61 (Thread 0x7fff717fc6c0 (LWP 17640) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555574cee060) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555574cee040) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555574cef3f0, p=0x555574cee040) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555574cef400, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555574cef3f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555574cef3e8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555574cef3c0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 60 (Thread 0x7fff71ffd6c0 (LWP 17638) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x5555742ff310) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555742ff2f0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555574300810, p=0x5555742ff2f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555574300820, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555574300810) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555574300808) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555743007e0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 59 (Thread 0x7fff727fe6c0 (LWP 17633) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555572a1b010) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x555572a1aff0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x555572a1c3a0, p=0x555572a1aff0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x555572a1c3b0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x555572a1c3a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555572a1c398) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555572a1c370) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 58 (Thread 0x7fff72fff6c0 (LWP 17632) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555572735800) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x5555727357e0) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557271ab20, p=0x5555727357e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557271ab30, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557271ab20) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557271ab18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557271aaf0) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 57 (Thread 0x7fff73fff6c0 (LWP 17626) "LV2Worker"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55557245cba0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6a8e462 in ARDOUR::Worker::run (this=0x55557245cb80) at ../libs/ardour/worker.cc:145
#3  0x00007ffff6a8f7d5 in boost::_mfi::mf0<void, ARDOUR::Worker>::operator() (this=0x55557245b050, p=0x55557245cb80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6a8f602 in boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list0> (this=0x55557245b060, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6a8f4f9 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >::operator() (this=0x55557245b050) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6a8f447 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Worker>, boost::_bi::list1<boost::_bi::value<ARDOUR::Worker*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55557245b048) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55557245b020) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 56 (Thread 0x7fff78ff96c0 (LWP 17617) "midiUI"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fffeea56c76 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff2af45e6 in BaseUI::main_thread (this=0x55555d464280) at ../libs/pbd/base_ui.cc:102
#4  0x00007ffff2af8db1 in boost::_mfi::mf0<void, BaseUI>::operator() (this=0x55556b33acb0, p=0x55555d464280) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff2af8a82 in boost::_bi::list1<boost::_bi::value<BaseUI*> >::operator()<boost::_mfi::mf0<void, BaseUI>, boost::_bi::list0> (this=0x55556b33acc0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff2af8671 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >::operator() (this=0x55556b33acb0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x55556b33aca8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x55556b33ac80) at ../libs/pbd/pthread_utils.cc:495
#10 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#11 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 55 (Thread 0x7ffff016d6c0 (LWP 17616) "butler"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x55555c1c99d8) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x55555c1c99d8, msg=@0x7ffff016c4df: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff63d6a4d in ARDOUR::Butler::thread_work (this=0x55555c1c9930) at ../libs/ardour/butler.cc:210
#4  0x00007ffff63d6301 in ARDOUR::Butler::_thread_work (arg=0x55555c1c9930) at ../libs/ardour/butler.cc:180
#5  0x00007ffff2b31f97 in fake_thread_start (arg=0x55556b3322a0) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 54 (Thread 0x7fff927fc6c0 (LWP 17615) "IO-1-0x7fff927f"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55555837ab3c) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6586aa7 in ARDOUR::IOTaskList::io_thread (this=0x55555837ab00) at ../libs/ardour/io_tasklist.cc:158
#3  0x00007ffff65869dd in ARDOUR::IOTaskList::_worker_thread (me=0x55555837ab00) at ../libs/ardour/io_tasklist.cc:146
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 53 (Thread 0x7fff92ffd6c0 (LWP 17614) "IO-0-0x7fff92ff"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x55555837ab3c) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6586aa7 in ARDOUR::IOTaskList::io_thread (this=0x55555837ab00) at ../libs/ardour/io_tasklist.cc:158
#3  0x00007ffff65869dd in ARDOUR::IOTaskList::_worker_thread (me=0x55555837ab00) at ../libs/ardour/io_tasklist.cc:146
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 52 (Thread 0x7fffb33fe6c0 (LWP 17613) "RT-2-0x7fffb33f"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555557a92b74) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff651d3b9 in ARDOUR::Graph::run_one (this=0x555557a92a40) at ../libs/ardour/graph.cc:320
#3  0x00007ffff651d959 in ARDOUR::Graph::helper_thread (this=0x555557a92a40) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6528c2b in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb33fdcd8, p=0x555557a92a40) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6527fe8 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb33fdce8, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff652701f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb33fdcd8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6525a6f in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x7fffb33fdcd0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc0e80799 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555daadc90) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#11 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 51 (Thread 0x7fffb0bfd6c0 (LWP 17612) "RT-1-0x7fffb0bf"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555557a92b74) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff651d3b9 in ARDOUR::Graph::run_one (this=0x555557a92a40) at ../libs/ardour/graph.cc:320
#3  0x00007ffff651d959 in ARDOUR::Graph::helper_thread (this=0x555557a92a40) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6528c2b in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb0bfccd8, p=0x555557a92a40) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6527fe8 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb0bfcce8, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff652701f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb0bfccd8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6525a6f in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x7fffb0bfccd0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc0e80799 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555e000430) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#11 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 50 (Thread 0x7fffb13fe6c0 (LWP 17611) "RT-main-0x7fffb"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007ffff2b38f14 in PBD::Semaphore::wait (this=0x555557a92b80) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff651cde0 in ARDOUR::Graph::reached_terminal_node (this=0x555557a92a40) at ../libs/ardour/graph.cc:267
#3  0x00007ffff65297f3 in ARDOUR::GraphNode::finish (this=0x55557235f410, chain=0x7fff980145a0) at ../libs/ardour/graphnode.cc:107
#4  0x00007ffff65296d6 in ARDOUR::GraphNode::run (this=0x55557235f410, chain=0x7fff980145a0) at ../libs/ardour/graphnode.cc:74
#5  0x00007ffff651d570 in ARDOUR::Graph::run_one (this=0x555557a92a40) at ../libs/ardour/graph.cc:344
#6  0x00007ffff651ddbb in ARDOUR::Graph::main_thread (this=0x555557a92a40) at ../libs/ardour/graph.cc:425
#7  0x00007ffff6528c2b in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb13fdcd8, p=0x555557a92a40) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff6527fe8 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb13fdce8, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#9  0x00007ffff652701f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb13fdcd8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#10 0x00007ffff6525a6f in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#11 0x0000555555ba94ce in boost::function0<void>::operator() (this=0x7fffb13fdcd0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#12 0x00007fffc0e80799 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555c152e00) at ../libs/backends/jack/jack_audiobackend.cc:970
#13 0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#14 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 42 (Thread 0x7fffb2bfd6c0 (LWP 17321) "AudioEngine 1"):
#0  0x00007ffff6e1fb95 in ArdourZita::VMResampler::reset (this=0x55557f661f88) at ../libs/zita-resampler/vmresampler.cc:149
#1  0x00007ffff632fc4f in ARDOUR::AudioPort::cycle_start (this=0x55557f661df0, nframes=1024) at ../libs/ardour/audio_port.cc:72
#2  0x00007ffff67956af in ARDOUR::PortManager::cycle_start (this=0x555557c6fb30, nframes=1024, s=0x5555611b9c00) at ../libs/ardour/port_manager.cc:1303
#3  0x00007ffff63492f4 in ARDOUR::AudioEngine::process_callback (this=0x555557c6fb30, nframes=1024) at ../libs/ardour/audioengine.cc:534
#4  0x00007fffc0e8089b in ARDOUR::JACKAudioBackend::process_thread (this=0x555557583c00) at ../libs/backends/jack/jack_audiobackend.cc:1003
#5  0x00007fffc0e807e8 in ARDOUR::JACKAudioBackend::_process_thread (arg=0x555557583c00) at ../libs/backends/jack/jack_audiobackend.cc:978
#6  0x00007ffff42ae3f5 in ?? () from /usr/lib/spa-0.2/support/libspa-support.so
#7  0x00007ffff286fdb2 in ?? () from /usr/lib/libpipewire-0.3.so.0
#8  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#9  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 41 (Thread 0x7fff937fe6c0 (LWP 17320) "pw-ardour"):
#0  0x00007ffff3726e66 in epoll_wait () from /usr/lib/libc.so.6
#1  0x00007ffff42bcbd9 in ?? () from /usr/lib/spa-0.2/support/libspa-support.so
#2  0x00007ffff42ae58d in ?? () from /usr/lib/spa-0.2/support/libspa-support.so
#3  0x00007ffff28b691d in ?? () from /usr/lib/libpipewire-0.3.so.0
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 40 (Thread 0x7fff93fff6c0 (LWP 17319) "pw-ardour"):
#0  0x00007ffff3726e66 in epoll_wait () from /usr/lib/libc.so.6
#1  0x00007ffff42bcbd9 in ?? () from /usr/lib/spa-0.2/support/libspa-support.so
#2  0x00007ffff42ae58d in ?? () from /usr/lib/spa-0.2/support/libspa-support.so
#3  0x00007ffff28b691d in ?? () from /usr/lib/libpipewire-0.3.so.0
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 20 (Thread 0x7fffb3bff6c0 (LWP 17298) "gmain"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007fffeea56c76 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007fffeea56d8c in g_main_context_iteration () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#3  0x00007fffeea56dd1 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#4  0x00007fffeea874a5 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#6  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 10 (Thread 0x7fffc25ff6c0 (LWP 17288) "DeviceList"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff634a06b in ARDOUR::AudioEngine::do_devicelist_update (this=0x555557c6fb30) at ../libs/ardour/audioengine.cc:760
#3  0x00007ffff63587c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x555557c6ce90, p=0x555557c6fb30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6357cfc in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x555557c6cea0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6357365 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x555557c6ce90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff63564ed in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555557c6ce88) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555557c6ce60) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 9 (Thread 0x7fffc99ff6c0 (LWP 17287) "EngineWatchdog"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6349ded in ARDOUR::AudioEngine::do_reset_backend (this=0x555557c6fb30) at ../libs/ardour/audioengine.cc:724
#3  0x00007ffff63587c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x555557c6d430, p=0x555557c6fb30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6357cfc in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x555557c6d440, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6357365 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x555557c6d430) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff63564ed in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x555557c6d428) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x555557c6d400) at ../libs/pbd/pthread_utils.cc:495
#9  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7fffda7fc6c0 (LWP 17284) "Analyzer"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff62f7f56 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:95
#3  0x000055555656ddc5 in sigc::pointer_functor0<void>::operator() (this=0x5555575dda50) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x00007ffff62fb2b4 in boost::detail::function::void_function_obj_invoker0<sigc::pointer_functor0<void>, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#5  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555575dda48) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#6  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555575dda20) at ../libs/pbd/pthread_utils.cc:495
#7  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#8  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7fffdaffd6c0 (LWP 17283) "PeakFileBuilder"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff69e63db in peak_thread_work () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#4  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555575de2e8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#5  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555575de2c0) at ../libs/pbd/pthread_utils.cc:495
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7fffdb7fe6c0 (LWP 17282) "PeakFileBuilder"):
#0  0x00007ffff372488d in syscall () from /usr/lib/libc.so.6
#1  0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff69e63db in peak_thread_work () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#4  0x0000555555ba94ce in boost::function0<void>::operator() (this=0x5555575de7c8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#5  0x00007ffff2b32a4f in PBD::Thread::_run (arg=0x5555575de7a0) at ../libs/pbd/pthread_utils.cc:495
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7fffdbfff6c0 (LWP 17281) "LXVSTEventLoop"):
#0  0x00007ffff36f2335 in clock_nanosleep () from /usr/lib/libc.so.6
#1  0x00007ffff36fd3e7 in nanosleep () from /usr/lib/libc.so.6
#2  0x00007fffeea88d48 in g_usleep () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#3  0x0000555556a86b81 in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:468
#4  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#5  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7ffff4b966c0 (LWP 17280) "Trigger Worker"):
#0  0x00007ffff37190bf in poll () from /usr/lib/libc.so.6
#1  0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x55555753e0a0) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x55555753e0a0, msg=@0x7ffff4b95c0f: -1 '\377', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff6a5b8ff in ARDOUR::TriggerBoxThread::thread_work (this=0x55555753e070) at ../libs/ardour/triggerbox.cc:4880
#4  0x00007ffff6a5b895 in ARDOUR::TriggerBoxThread::_thread_work (arg=0x55555753e070) at ../libs/ardour/triggerbox.cc:4868
#5  0x00007ffff2b31f97 in fake_thread_start (arg=0x55555753d4e0) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007ffff36a955a in ?? () from /usr/lib/libc.so.6
#7  0x00007ffff3726a3c in ?? () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7ffff778f540 (LWP 17275) "ArdourGUI"):
#0  0x00007ffff36ab32c in ?? () from /usr/lib/libc.so.6
#1  0x00007ffff365a6c8 in raise () from /usr/lib/libc.so.6
#2  0x00007ffff36424b8 in abort () from /usr/lib/libc.so.6
#3  0x00007ffff36423dc in ?? () from /usr/lib/libc.so.6
#4  0x00007ffff3652d46 in __assert_fail () from /usr/lib/libc.so.6
#5  0x00007ffff66e6f78 in ARDOUR::Playlist::relayer (this=0x5555722bea40) at ../libs/ardour/playlist.cc:2670
#6  0x00007ffff66db1b8 in ARDOUR::Playlist::flush_notifications (this=0x5555722bea40, from_undo=false) at ../libs/ardour/playlist.cc:646
#7  0x00007ffff66da482 in ARDOUR::Playlist::release_notifications (this=0x5555722bea40, from_undo=false) at ../libs/ardour/playlist.cc:460
#8  0x00007ffff631f549 in ARDOUR::Playlist::RegionWriteLock::~RegionWriteLock (this=0x7fffffffb2c0, __in_chrg=<optimized out>) at ../libs/ardour/ardour/playlist.h:339
#9  0x00007ffff66dbcf3 in ARDOUR::Playlist::add_region (this=0x5555722bea40, region=std::shared_ptr<ARDOUR::Region> (use count 12, weak count 6) = {...}, position=..., times=1, auto_partition=false) at ../libs/ardour/playlist.cc:703
#10 0x0000555555e6a5cb in RegionInsertDrag::finished (this=0x555565099a60, event=0x7fffffffb700) at ../gtk2_ardour/editor_drag.cc:2269
#11 0x0000555555e5fd22 in Drag::end_grab (this=0x555565099a60, event=0x7fffffffb700) at ../gtk2_ardour/editor_drag.cc:414
#12 0x0000555555e5f173 in DragManager::end_grab (this=0x5555609ec840, e=0x7fffffffb700) at ../gtk2_ardour/editor_drag.cc:206
#13 0x0000555555e59ab3 in Editor::drop_regions (this=0x5555585e5cc0, x=505, y=383, data=...) at ../gtk2_ardour/editor_canvas_events.cc:1481
#14 0x0000555555e49865 in Editor::track_canvas_drag_data_received (this=0x5555585e5cc0, context=..., x=505, y=383, data=..., info=0, time=10612727) at ../gtk2_ardour/editor_canvas.cc:446
#15 0x0000555555e54217 in sigc::bound_mem_functor6<void, Editor, Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, unsigned int, unsigned int>::operator() (this=0x55555814a528, _A_a1=..., _A_a2=@0x7fffffffbb4c: 505, _A_a3=@0x7fffffffbb48: 383, _A_a4=..., _A_a5=@0x7fffffffbb3c: 0, _A_a6=@0x7fffffffbba0: 10612727) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:2471
#16 0x0000555555e53903 in sigc::adaptor_functor<sigc::bound_mem_functor6<void, Editor, Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, unsigned int, unsigned int> >::operator()<Glib::RefPtr<Gdk::DragContext> const&, int const&, int const&, Gtk::SelectionData const&, unsigned int const&, unsigned int const&> (this=0x55555814a520, _A_arg1=..., _A_arg2=@0x7fffffffbb4c: 505, _A_arg3=@0x7fffffffbb48: 383, _A_arg4=..., _A_arg5=@0x7fffffffbb3c: 0, _A_arg6=@0x7fffffffbba0: 10612727) at ../../gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:194
#17 0x0000555555e52ca4 in sigc::internal::slot_call6<sigc::bound_mem_functor6<void, Editor, Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, unsigned int, unsigned int>, void, Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, unsigned int, unsigned int>::call_it (rep=0x55555814a4f0, a_1=..., a_2=@0x7fffffffbb4c: 505, a_3=@0x7fffffffbb48: 383, a_4=..., a_5=@0x7fffffffbb3c: 0, a_6=@0x7fffffffbba0: 10612727) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:370
#18 0x00007ffff2183eba in sigc::slot6<void, Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, unsigned int, unsigned int>::operator() (this=0x55555814a748, _A_a1=..., _A_a2=@0x7fffffffbb4c: 505, _A_a3=@0x7fffffffbb48: 383, _A_a4=..., _A_a5=@0x7fffffffbb3c: 0, _A_a6=@0x7fffffffbba0: 10612727) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:1360
#19 0x00007ffff2176098 in (anonymous namespace)::Widget_signal_drag_data_received_callback (self=0x55555d603260, p0=0x5555b66c30d0, p1=505, p2=383, p3=0x7fffffffc720, p4=0, p5=10612727, data=0x55555814a740) at ../libs/tk/ytkmm/widget.cc:2911
#20 0x00007ffff1375398 in _gtk_marshal_VOID__OBJECT_INT_INT_BOXED_UINT_UINT (closure=0x55555828dca0, return_value=0x0, n_param_values=7, param_values=0x7fffffffbdf0, invocation_hint=0x7fffffffbd90, marshal_data=0x0) at ../libs/tk/ytk/gtkmarshalers.c:2180
#21 0x00007fffeca0f6b5 in g_closure_invoke () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#22 0x00007fffeca22593 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#23 0x00007fffeca2c364 in g_signal_emit_valist () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#24 0x00007fffeca2cc48 in g_signal_emit_by_name () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#25 0x00007ffff150a7bf in gtk_drag_selection_received (widget=0x5555b231f290, selection_data=0x7fffffffc720, time=10612727, data=0x55555d603260) at ../libs/tk/ytk/gtkdnd.c:1778
#26 0x00007ffff1373f4e in _gtk_marshal_VOID__BOXED_UINT (closure=0x5555b60c1070, return_value=0x0, n_param_values=3, param_values=0x7fffffffc3f0, invocation_hint=0x7fffffffc390, marshal_data=0x0) at ../libs/tk/ytk/gtkmarshalers.c:1414
#27 0x00007fffeca0f6b5 in g_closure_invoke () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#28 0x00007fffeca224c2 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#29 0x00007fffeca2c364 in g_signal_emit_valist () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#30 0x00007fffeca2cc48 in g_signal_emit_by_name () from /opt/Ardour-8.6.123-dbg/lib/libgobject-2.0.so.0
#31 0x00007ffff13fa058 in gtk_selection_retrieval_report (info=0x7fff94003500, type=0x88, format=8, buffer=0x5555b6486f70 "1172831", length=7, time=10612727) at ../libs/tk/ytk/gtkselection.c:2950
#32 0x00007ffff13f6f75 in IA__gtk_selection_convert (widget=0x5555b231f290, selection=0x99, target=0x88, time_=10612727) at ../libs/tk/ytk/gtkselection.c:1089
#33 0x00007ffff1508fc1 in IA__gtk_drag_get_data (widget=0x55555d603260, context=0x5555b66c30d0, target=0x88, time=10612727) at ../libs/tk/ytk/gtkdnd.c:990
#34 0x00007ffff150b78e in gtk_drag_dest_drop (widget=0x55555d603260, context=0x5555b66c30d0, x=505, y=383, time=10612727) at ../libs/tk/ytk/gtkdnd.c:2296
#35 0x00007ffff150aa0e in gtk_drag_find_widget (widget=0x55555d603260, context=0x5555b66c30d0, info=0x5555bab034b0, x=505, y=383, time=10612727, callback=0x7ffff150b489 <gtk_drag_dest_drop>) at ../libs/tk/ytk/gtkdnd.c:1869
#36 0x00007ffff150a2b1 in _gtk_drag_dest_handle_event (toplevel=0x555557d504b0, event=0x5555b60bbd80) at ../libs/tk/ytk/gtkdnd.c:1626
#37 0x00007ffff136e613 in IA__gtk_main_do_event (event=0x5555b60bbd80) at ../libs/tk/ytk/gtkmain.c:1665
#38 0x00007ffff0e77f84 in gdk_event_dispatch (source=0x555557d04680, callback=0x0, user_data=0x0) at ../libs/tk/ydk/x11/gdkevents-x11.c:2425
#39 0x00007fffeea56a87 in g_main_context_dispatch () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#40 0x00007fffeea56ce8 in ?? () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#41 0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.6.123-dbg/lib/libglib-2.0.so.0
#42 0x00007ffff136dae5 in IA__gtk_main () at ../libs/tk/ytk/gtkmain.c:1213
#43 0x00007ffff20ee3c7 in Gtk::Main::run_impl (this=0x555557ccec90) at ../libs/tk/ytkmm/main.cc:537
#44 0x00007ffff20ee1cf in Gtk::Main::run () at ../libs/tk/ytkmm/main.cc:480
#45 0x00007ffff2f3d37c in Gtkmm2ext::UI::run (this=0x555557cd4bd0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:305
#46 0x000055555623f4f9 in main (argc=1, argv=0x7fffffffd1b8) at ../gtk2_ardour/main.cc:471