(gdb) thread apply all bt

Thread 193 (Thread 0x7ffe597fa700 (LWP 59637)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f2c38) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f2c10) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 192 (Thread 0x7ffe59ffb700 (LWP 59636)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
--Type <RET> for more, q to quit, c to continue without paging--
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f2968) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f2940) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 191 (Thread 0x7ffe5a7fc700 (LWP 59635)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
--Type <RET> for more, q to quit, c to continue without paging--
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f2698) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f2670) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 190 (Thread 0x7ffe5affd700 (LWP 59634)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
--Type <RET> for more, q to quit, c to continue without paging--
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f23c8) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f23a0) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 189 (Thread 0x7ffe5b7fe700 (LWP 59633)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f20f8) at /usr/include/boost/function/function_template.hpp:763
--Type <RET> for more, q to quit, c to continue without paging--
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f20d0) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 188 (Thread 0x7ffe5bfff700 (LWP 59632)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f1dd8) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f1db0) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

--Type <RET> for more, q to quit, c to continue without paging--
Thread 187 (Thread 0x7ffe7cb4b700 (LWP 59631)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f1b28) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f1b00) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 186 (Thread 0x7ffdef7fe700 (LWP 59630)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff7f22cd4 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() (this=0x55557b46c360) at ../lib--Type <RET> for more, q to quit, c to continue without paging--
s/waveview/wave_view_private.cc:323
#3  0x00007ffff7f22c32 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () at ../libs/waveview/wave_view_private.cc:312
#4  0x00007ffff7f23244 in ArdourWaveView::WaveViewThreads::_thread_proc() (this=0x55557b46c360) at ../libs/waveview/wave_view_private.cc:501
#5  0x00007ffff7f231c4 in ArdourWaveView::WaveViewThreads::thread_proc() () at ../libs/waveview/wave_view_private.cc:415
#6  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55557b4f1a68) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55557b4f1a40) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 185 (Thread 0x7ffdf77fe700 (LWP 59629)):
#0  0x00007ffff376723f in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7ffdf77fd800, rem=0x7ffdf77fd810) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff376cec7 in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x00007ffff4e41547 in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff6e1cd08 in ARDOUR::AutomationWatch::thread() (this=0x5555646695b0) at ../libs/ardour/automation_watch.cc:207
--Type <RET> for more, q to quit, c to continue without paging--
#4  0x00007ffff6e229b9 in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator()(ARDOUR::AutomationWatch*) const (this=0x555565a3a470, p=0x5555646695b0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6e22571 in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>&, boost::_bi::list0&, int) (this=0x555565a3a480, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6e21d64 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator()() (this=0x555565a3a470) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6e217cb 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x555565a3a468) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x555565a3a440) at ../libs/pbd/pthread_utils.cc:488
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 184 (Thread 0x7ffdf6ffd700 (LWP 59628)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55555ab3bd54) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555ab3bd00, cond=0x55555ab3bd28) at pthread_cond--Type <RET> for more, q to quit, c to continue without paging--
_wait.c:508
#2  __pthread_cond_wait (cond=0x55555ab3bd28, mutex=0x55555ab3bd00) at pthread_cond_wait.c:647
#3  0x00007ffff75a3d43 in ARDOUR::Session::auto_connect_thread_run() (this=0x55555ab39c90) at ../libs/ardour/session.cc:7444
#4  0x00007ffff75a3890 in ARDOUR::Session::auto_connect_thread(void*) (arg=0x55555ab39c90) at ../libs/ardour/session.cc:7375
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 183 (Thread 0x7ffdf67fc700 (LWP 59627)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55555ab3bce4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555ab3bc90, cond=0x55555ab3bcb8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55555ab3bcb8, mutex=0x55555ab3bc90) at pthread_cond_wait.c:647
#3  0x00007ffff763911f in ARDOUR::Session::emit_thread_run() (this=0x55555ab39c90) at ../libs/ardour/session_process.cc:1232
#4  0x00007ffff76390b8 in ARDOUR::Session::emit_thread(void*) (arg=0x55555ab39c90) at ../libs/ardour/session_process.cc:1221
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 182 (Thread 0x7ffdf57fa700 (LWP 59626)):
--Type <RET> for more, q to quit, c to continue without paging--
#0  0x00007ffff3ef4678 in futex_abstimed_wait_cancelable (private=0, abstime=0x7ffdf57f9840, clockid=0, expected=0, futex_word=0x55556436ee30) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x55556436ee30, abstime=abstime@entry=0x7ffdf57f9840, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff3ef47a3 in __new_sem_wait_slow (sem=0x55556436ee30, abstime=0x7ffdf57f9840, clockid=0) at sem_waitcommon.c:184
#3  0x00007fff083b3405 in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#4  0x00007fff083aa352 in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#5  0x00007fff083b3d6a in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 181 (Thread 0x7ffdf5ffb700 (LWP 59625)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555558d3bf50) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555558d3bf50, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff3ef4548 in __new_sem_wait_slow (sem=0x555558d3bf50, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007fff083b34e7 in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#4  0x00007fff083899f4 in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#5  0x00007fff083b3d6a in  () at /usr/lib/lv2/drumgizmo.lv2/drumgizmo.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
--Type <RET> for more, q to quit, c to continue without paging--

Thread 149 (Thread 0x7ffe7f7fe700 (LWP 59593)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7ffe7f7fd900, clockid=<optimized out>, expected=0, futex_word=0x5555607ff3cc) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7ffe7f7fd900, clockid=<optimized out>, mutex=0x7ffe6c000b80, cond=0x5555607ff3a0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5555607ff3a0, mutex=0x7ffe6c000b80, abstime=0x7ffe7f7fd900) at pthread_cond_wait.c:665
#3  0x00007fff18cb06ee in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007fff189fcff6 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 148 (Thread 0x7ffe7ffff700 (LWP 59592)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7ffe7fffe8a0, clockid=<optimized out>, expected=0, futex_word=0x5555607f5f5c) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7ffe7fffe8a0, clockid=<optimized out>, mutex=0x55556081abf0, cond=0x5555607f5f30) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5555607f5f30, mutex=0x55556081abf0, abstime=0x7ffe7fffe8a0) at pthread_cond_wait.c:665
#3  0x00007fff18cb06ee in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007fff18a094d4 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 147 (Thread 0x7ffe94ff9700 (LWP 59591)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7ffe94ff8930, clockid=<optimized out>, expected=0, futex_word=0x5555608ef568) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7ffe94ff8930, clockid=<optimized out>, mutex=0x5555608ef5a0, cond=0x5555608ef540) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5555608ef540, mutex=0x5555608ef5a0, abstime=0x7ffe94ff8930) at pthread_cond_wait.c:665
#3  0x00007fff18cb06ee in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007fff18b6bfa6 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 146 (Thread 0x7ffe957fa700 (LWP 59590)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c33288) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c33230, cond=0x555563c33260) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c33260, mutex=0x555563c33230) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
--Type <RET> for more, q to quit, c to continue without paging--
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 145 (Thread 0x7ffe97fff700 (LWP 59589)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c32e18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c32dc0, cond=0x555563c32df0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c32df0, mutex=0x555563c32dc0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 144 (Thread 0x7ffeb8ff9700 (LWP 59588)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c32a28) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c329d0, cond=0x555563c32a00) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c32a00, mutex=0x555563c329d0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 143 (Thread 0x7ffeb97fa700 (LWP 59587)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c3263c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c325e0, cond=0x555563c32610) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c32610, mutex=0x555563c325e0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 142 (Thread 0x7ffeb9ffb700 (LWP 59586)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c32248) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c321f0, cond=0x555563c32220) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c32220, mutex=0x555563c321f0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
--Type <RET> for more, q to quit, c to continue without paging--
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 141 (Thread 0x7ffeba7fc700 (LWP 59585)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c31e5c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c31e00, cond=0x555563c31e30) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c31e30, mutex=0x555563c31e00) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 140 (Thread 0x7ffebaffd700 (LWP 59584)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c31a68) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c31a10, cond=0x555563c31a40) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c31a40, mutex=0x555563c31a10) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 139 (Thread 0x7ffebb7fe700 (LWP 59583)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c315f8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c315a0, cond=0x555563c315d0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c315d0, mutex=0x555563c315a0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 138 (Thread 0x7ffebbfff700 (LWP 59582)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c3120c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c311b0, cond=0x555563c311e0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c311e0, mutex=0x555563c311b0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
--Type <RET> for more, q to quit, c to continue without paging--

Thread 137 (Thread 0x7fff00ff9700 (LWP 59581)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c30e18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c30dc0, cond=0x555563c30df0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c30df0, mutex=0x555563c30dc0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 136 (Thread 0x7fff017fa700 (LWP 59580)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c3092c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c308d0, cond=0x555563c30900) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c30900, mutex=0x555563c308d0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 135 (Thread 0x7fff01ffb700 (LWP 59579)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c3053c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c304e0, cond=0x555563c30510) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c30510, mutex=0x555563c304e0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 134 (Thread 0x7fff027fc700 (LWP 59578)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c3014c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c300f0, cond=0x555563c30120) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c30120, mutex=0x555563c300f0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

--Type <RET> for more, q to quit, c to continue without paging--
Thread 133 (Thread 0x7fff02ffd700 (LWP 59577)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2fcd8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2fc80, cond=0x555563c2fcb0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2fcb0, mutex=0x555563c2fc80) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 132 (Thread 0x7fff037fe700 (LWP 59576)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2f8ec) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2f890, cond=0x555563c2f8c0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2f8c0, mutex=0x555563c2f890) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 131 (Thread 0x7fff03fff700 (LWP 59575)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2f37c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2f320, cond=0x555563c2f350) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2f350, mutex=0x555563c2f320) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 130 (Thread 0x7fff08ff9700 (LWP 59574)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe8403e99c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe8403e940, cond=0x7ffe8403e970) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe8403e970, mutex=0x7ffe8403e940) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 129 (Thread 0x7fff097fa700 (LWP 59573)):
--Type <RET> for more, q to quit, c to continue without paging--
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe8403e61c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe841bf000, cond=0x7ffe8403e5f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe8403e5f0, mutex=0x7ffe841bf000) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 128 (Thread 0x7fff09ffb700 (LWP 59572)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2ed88) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2ed30, cond=0x555563c2ed60) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2ed60, mutex=0x555563c2ed30) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 127 (Thread 0x7fff0a7fc700 (LWP 59571)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2e998) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2e940, cond=0x555563c2e970) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2e970, mutex=0x555563c2e940) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 126 (Thread 0x7fff0affd700 (LWP 59570)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563c2e5ac) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563c2e550, cond=0x555563c2e580) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563c2e580, mutex=0x555563c2e550) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 125 (Thread 0x7fff0b7fe700 (LWP 59569)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55556405fe2c) at ../sysdeps/nptl/futex-internal.h:183
--Type <RET> for more, q to quit, c to continue without paging--
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55556405fdd0, cond=0x55556405fe00) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55556405fe00, mutex=0x55556405fdd0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 124 (Thread 0x7fff0bfff700 (LWP 59568)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555564321478) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564321420, cond=0x555564321450) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555564321450, mutex=0x555564321420) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 123 (Thread 0x7fff10ce8700 (LWP 59567)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55556432108c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564321030, cond=0x555564321060) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555564321060, mutex=0x555564321030) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 122 (Thread 0x7fff114e9700 (LWP 59566)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55556431f618) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564320c80, cond=0x55556431f5f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55556431f5f0, mutex=0x555564320c80) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 121 (Thread 0x7fff11cea700 (LWP 59565)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55556431f698) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5555643208d0, cond=0x55556431f670) at pthread_cond_wait.c:508
--Type <RET> for more, q to quit, c to continue without paging--
#2  __pthread_cond_wait (cond=0x55556431f670, mutex=0x5555643208d0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 120 (Thread 0x7fff124eb700 (LWP 59564)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55556431f65c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55556431f990, cond=0x55556431f630) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55556431f630, mutex=0x55556431f990) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 119 (Thread 0x7fff12cec700 (LWP 59563)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe8421f438) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe8431d030, cond=0x7ffe8421f410) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe8421f410, mutex=0x7ffe8431d030) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 118 (Thread 0x7ffe977fe700 (LWP 59562)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe8400a1d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe84312a70, cond=0x7ffe8400a1b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe8400a1b0, mutex=0x7ffe84312a70) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 117 (Thread 0x7ffe96ffd700 (LWP 59561)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe8400a21c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe842f9510, cond=0x7ffe8400a1f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe8400a1f0, mutex=0x7ffe842f9510) at pthread_cond_wait.c:647
--Type <RET> for more, q to quit, c to continue without paging--
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 116 (Thread 0x7ffe967fc700 (LWP 59560)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7ffe84000f4c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffe840406d0, cond=0x7ffe84000f20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7ffe84000f20, mutex=0x7ffe840406d0) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 115 (Thread 0x7ffe95ffb700 (LWP 59559)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555563fd634c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555563ff9030, cond=0x555563fd6320) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555563fd6320, mutex=0x555563ff9030) at pthread_cond_wait.c:647
#3  0x00007ffff3ab6e30 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007fff18cb05fc in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cb0b30 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 66 (Thread 0x7fffc56d0700 (LWP 59510)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffc56cf8e0, clockid=<optimized out>, expected=0, futex_word=0x5555607f5c78) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fffc56cf8e0, clockid=<optimized out>, mutex=0x555560822e30, cond=0x5555607f5c50) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5555607f5c50, mutex=0x555560822e30, abstime=0x7fffc56cf8e0) at pthread_cond_wait.c:665
#3  0x00007fff18cb06ee in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007fff18a0189a in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18cafe5f in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 65 (Thread 0x7fffc6ffd700 (LWP 59509)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffc6ffc8b0, clockid=<optimized out>, expected=0, futex_word=0x55555cb17d08) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fffc6ffc8b0, clockid=<optimized out>, mutex=0x55555cb17cb8, cond=0x55555cb17ce0) at pthread_cond_wai--Type <RET> for more, q to quit, c to continue without paging--
t.c:520
#2  __pthread_cond_timedwait (cond=0x55555cb17ce0, mutex=0x55555cb17cb8, abstime=0x7fffc6ffc8b0) at pthread_cond_wait.c:665
#3  0x00007fff18dc300b in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007fff18dc30b8 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#5  0x00007fff18dd2e11 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#6  0x00007fff18dc3202 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#7  0x00007fff18dc3270 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#8  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 64 (Thread 0x7fffa77fe700 (LWP 59508)):
#0  0x00007ffff376723f in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffa77fd950, rem=0x0) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff376cec7 in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x00007fff18db84d5 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#3  0x00007fff18799032 in  () at /usr/lib/lv2/Pianoteq 8.lv2/Pianoteq_8.so
#4  0x00007ffff3abcde4 in  () at /lib/x86_64-linux-gnu/libstdc++.so.6
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 63 (Thread 0x7fffa7fff700 (LWP 59507)):
#0  0x00007ffff379c99f in __GI___poll (fds=0x7fffbc003e80, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4e1636e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4e166f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff51596a7 in BaseUI::main_thread() (this=0x555559e33410) at ../libs/pbd/base_ui.cc:102
#4  0x00007ffff515e7d1 in boost::_mfi::mf0<void, BaseUI>::operator()(BaseUI*) const (this=0x55555fe42740, p=0x555559e33410) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff515e417 in boost::_bi::list1<boost::_bi::value<BaseUI*> >::operator()<boost::_mfi::mf0<void, BaseUI>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, BaseUI>&, boost::_bi::list0&, int) (this=0x55555fe42750, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff515dff0 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >::operator()() (this=0x55555fe42740) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff515d9b7 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55555fe42738) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55555fe42710) at ../libs/pbd/pthread_utils.cc:488
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 62 (Thread 0x7fff209c9700 (LWP 59506)):
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007ffff36ac859 in __GI_abort () at abort.c:79
#2  0x00007ffff36ac729 in __assert_fail_base (fmt=0x7ffff3842588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x7ffff788edca "_captur--Type <RET> for more, q to quit, c to continue without paging--
e_start_sample", file=0x7ffff788edac "../libs/ardour/disk_writer.cc", line=756, function=<optimized out>) at assert.c:92
#3  0x00007ffff36bdfd6 in __GI___assert_fail (assertion=0x7ffff788edca "_capture_start_sample", file=0x7ffff788edac "../libs/ardour/disk_writer.cc", line=756, function=0x7ffff788eea0 "void ARDOUR::DiskWriter::finish_capture(boost::shared_ptr<std::vector<ARDOUR::DiskIOProcessor::ChannelInfo*> >)") at assert.c:101
#4  0x00007ffff6e89ea0 in ARDOUR::DiskWriter::finish_capture(boost::shared_ptr<std::vector<ARDOUR::DiskIOProcessor::ChannelInfo*, std::allocator<ARDOUR::DiskIOProcessor::ChannelInfo*> > >) (this=0x555563f67390, c=...) at ../libs/ardour/disk_writer.cc:756
#5  0x00007ffff6e8c29f in ARDOUR::DiskWriter::transport_stopped_wallclock(tm&, long, bool) (this=0x555563f67390, when=..., twhen=1675076863, abort_capture=false) at ../libs/ardour/disk_writer.cc:1168
#6  0x00007ffff770c170 in ARDOUR::Track::transport_stopped_wallclock(tm&, long, bool) (this=0x55556406b020, n=..., t=1675076863, g=false) at ../libs/ardour/track.cc:586
#7  0x00007ffff76b1b28 in ARDOUR::Session::non_realtime_stop(bool, int, bool&, bool) (this=0x55555ab39c90, abort=false, on_entry=1, finished=@0x7fff209c861e: true, will_locate=false) at ../libs/ardour/session_transport.cc:1383
#8  0x00007ffff76b07f5 in ARDOUR::Session::butler_transport_work(bool) (this=0x55555ab39c90, have_process_lock=false) at ../libs/ardour/session_transport.cc:1170
#9  0x00007ffff6e35e02 in ARDOUR::Butler::thread_work() (this=0x5555582061f0) at ../libs/ardour/butler.cc:221
#10 0x00007ffff6e35704 in ARDOUR::Butler::_thread_work(void*) (arg=0x5555582061f0) at ../libs/ardour/butler.cc:170
#11 0x00007ffff519e658 in fake_thread_start(void*) (arg=0x55555fdf60f0) at ../libs/pbd/pthread_utils.cc:101
#12 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 61 (Thread 0x7fffa6af3700 (LWP 59505)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6af2978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6af2988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6af2978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6af2970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab4a930) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 60 (Thread 0x7fffa6b74700 (LWP 59504)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
--Type <RET> for more, q to quit, c to continue without paging--
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6b73978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6b73988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6b73978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6b73970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab4a6d0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 59 (Thread 0x7fffa6bf5700 (LWP 59503)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fb0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f2fa in ARDOUR::Graph::reached_terminal_node() (this=0x55555a421e70) at ../libs/ardour/graph.cc:269
#3  0x00007ffff6f9c454 in ARDOUR::GraphNode::finish(ARDOUR::GraphChain const*) (this=0x5555605b6f50, chain=0x7ffde40cbb10) at ../libs/ardour/graphnode.cc:99
#4  0x00007ffff6f9c31a in ARDOUR::GraphNode::run(ARDOUR::GraphChain const*) (this=0x5555605b6f50, chain=0x7ffde40cbb10) at ../libs/ardour/graphnode.cc:66
#5  0x00007ffff6f8f918 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:346
#6  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#7  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6bf4978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6bf4988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#9  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6bf4978) at /usr/include/boost/bind/bind.hpp:1294
#10 0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#11 0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6bf4970) at /usr/include/boost/function/function_template.hpp:763
#12 0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab4a470) at ../libs/backends/jack/jack_audiobackend.cc:953
#13 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#14 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
--Type <RET> for more, q to quit, c to continue without paging--

Thread 58 (Thread 0x7fffa6c76700 (LWP 59502)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6c75978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6c75988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6c75978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6c75970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab4a210) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 57 (Thread 0x7fffa6cf7700 (LWP 59501)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6cf6978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6cf6988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6cf6978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6cf6970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49fb0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

--Type <RET> for more, q to quit, c to continue without paging--
Thread 56 (Thread 0x7fffa6d78700 (LWP 59500)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6d77978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6d77988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6d77978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6d77970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49d50) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 55 (Thread 0x7fffa6df9700 (LWP 59499)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6df8978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6df8988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6df8978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6df8970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49af0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fffa6e7a700 (LWP 59498)):
--Type <RET> for more, q to quit, c to continue without paging--
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6e79978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6e79988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6e79978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6e79970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49890) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7fffa6efb700 (LWP 59497)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6efa978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6efa988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6efa978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6efa970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49630) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7fffa6f7c700 (LWP 59496)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
--Type <RET> for more, q to quit, c to continue without paging--
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6f7b978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6f7b988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6f7b978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6f7b970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab493d0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7fffa6ffd700 (LWP 59495)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffa6ffc978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffa6ffc988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffa6ffc978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffa6ffc970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab49170) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7fffc40c9700 (LWP 59494)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
--Type <RET> for more, q to quit, c to continue without paging--
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc40c8978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc40c8988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc40c8978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc40c8970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab48f10) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7fffc414a700 (LWP 59493)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4149978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4149988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4149978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4149970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab48cb0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7fffc41cb700 (LWP 59492)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
--Type <RET> for more, q to quit, c to continue without paging--
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc41ca978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc41ca988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc41ca978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc41ca970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab48a50) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7fffc424c700 (LWP 59491)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc424b978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc424b988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc424b978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc424b970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab35a00) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7fffc42cd700 (LWP 59490)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
--Type <RET> for more, q to quit, c to continue without paging--
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc42cc978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc42cc988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc42cc978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc42cc970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab357a0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7fffc434e700 (LWP 59489)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc434d978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc434d988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc434d978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc434d970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab35540) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7fffc43cf700 (LWP 59488)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc43ce978, p=0x55555a421e70) at /u--Type <RET> for more, q to quit, c to continue without paging--
sr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc43ce988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc43ce978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc43ce970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab352e0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fffc4450700 (LWP 59487)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc444f978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc444f988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc444f978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc444f970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab35080) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fffc44d1700 (LWP 59486)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc44d0978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
--Type <RET> for more, q to quit, c to continue without paging--
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc44d0988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc44d0978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc44d0970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab34e20) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7fffc4552700 (LWP 59485)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4551978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4551988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4551978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4551970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555558d576f0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7fffc45d3700 (LWP 59484)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc45d2978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::--Type <RET> for more, q to quit, c to continue without paging--
list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc45d2988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc45d2978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc45d2970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555558d57490) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7fffc4654700 (LWP 59483)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4653978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4653988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4653978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4653970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555558d57230) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7fffc46d5700 (LWP 59482)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc46d4978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc46d4988, f=..., a=...) at /usr/inc--Type <RET> for more, q to quit, c to continue without paging--
lude/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc46d4978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc46d4970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab37330) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fffc4756700 (LWP 59481)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4755978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4755988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4755978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4755970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ab370d0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fffc47d7700 (LWP 59480)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc47d6978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc47d6988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
--Type <RET> for more, q to quit, c to continue without paging--
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc47d6978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc47d6970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555558933ec0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7fffc4858700 (LWP 59479)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4857978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4857988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4857978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4857970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555bb2d760) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7fffc48d9700 (LWP 59478)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc48d8978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc48d8988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >--Type <RET> for more, q to quit, c to continue without paging--
 >::operator()() (this=0x7fffc48d8978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc48d8970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555bb2d720) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7fffc495a700 (LWP 59477)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4959978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4959988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4959978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4959970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x55555ad2b9a0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7fffc49db700 (LWP 59476)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f8fcdd in ARDOUR::Graph::helper_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:374
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc49da978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc49da988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc49da978) at /usr/include/boost/bind/bind.hpp:1294
--Type <RET> for more, q to quit, c to continue without paging--
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc49da970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555558933e80) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fffc4a5c700 (LWP 59475)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff51a60ce in PBD::Semaphore::wait() (this=0x55555a421fa4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6f8f7a9 in ARDOUR::Graph::run_one() (this=0x55555a421e70) at ../libs/ardour/graph.cc:322
#3  0x00007ffff6f90137 in ARDOUR::Graph::main_thread() (this=0x55555a421e70) at ../libs/ardour/graph.cc:427
#4  0x00007ffff6f9b853 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator()(ARDOUR::Graph*) const (this=0x7fffc4a5b978, p=0x55555a421e70) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff6f9ade1 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::Graph>&, boost::_bi::list0&, int) (this=0x7fffc4a5b988, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6  0x00007ffff6f99e90 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator()() (this=0x7fffc4a5b978) at /usr/include/boost/bind/bind.hpp:1294
#7  0x00007ffff6f9838b 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x7fffc4a5b970) at /usr/include/boost/function/function_template.hpp:763
#9  0x00007fffd54b8d85 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x555557aaf2c0) at ../libs/backends/jack/jack_audiobackend.cc:953
#10 0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fffd415c700 (LWP 59471)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffd5414092 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd53fa909 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd53f928e in  () at /lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffd54b8e69 in ARDOUR::JACKAudioBackend::process_thread() (this=0x555557c99800) at ../libs/backends/jack/jack_audiobackend.cc:982
#5  0x00007fffd54b8df0 in ARDOUR::JACKAudioBackend::_process_thread(void*) (arg=0x555557c99800) at ../libs/backends/jack/jack_audiobackend.cc:961
#6  0x00007fffd53f91f2 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#7  0x00007fffd5412280 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#8  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

--Type <RET> for more, q to quit, c to continue without paging--
Thread 26 (Thread 0x7fffd446c700 (LWP 59470)):
#0  __libc_read (nbytes=4, buf=0x7fffd446b800, fd=18) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __libc_read (fd=18, buf=0x7fffd446b800, nbytes=4) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fffd54134c2 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd541691d in  () at /lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffd5412280 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fffd44ed700 (LWP 59469)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555557a06328) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555557a062d0, cond=0x555557a06300) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555557a06300, mutex=0x555557a062d0) at pthread_cond_wait.c:647
#3  0x00007fffd5412d32 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffd540a83d in  () at /lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007fffd5412280 in  () at /lib/x86_64-linux-gnu/libjack.so.0
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffc77fe700 (LWP 59456)):
#0  0x00007ffff379c99f in __GI___poll (fds=0x555557c78650, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4e1636e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4e166f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff2bccf8a in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffff4e3fad1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffc7fff700 (LWP 59455)):
#0  0x00007ffff379c99f in __GI___poll (fds=0x555557c6c8d0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4e1636e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4e164a3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff4e164f1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff4e3fad1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffd65cf700 (LWP 59453)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff6da93de in ARDOUR::AudioEngine::do_devicelist_update() (this=0x5555575865a0) at ../libs/ardour/audioengine.cc:747
#3  0x00007ffff6db8f75 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator()(ARDOUR::AudioEngine*) const (this=0x555557587a30, p=0x5555575865a0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6db83eb in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::AudioEngine>&, boost::_bi::list0&, int) (this=0x555557587a40, f=..., --Type <RET> for more, q to quit, c to continue without paging--
a=...) at /usr/include/boost/bind/bind.hpp:259
#5  0x00007ffff6db78fe in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator()() (this=0x555557587a30) at /usr/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6db6996 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x555557587a28) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x555557587a00) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffd7649700 (LWP 59452)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff6da9135 in ARDOUR::AudioEngine::do_reset_backend() (this=0x5555575865a0) at ../libs/ardour/audioengine.cc:711
#3  0x00007ffff6db8f75 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator()(ARDOUR::AudioEngine*) const (this=0x555557587e30, p=0x5555575865a0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6db83eb in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf0<void, ARDOUR::AudioEngine>&, boost::_bi::list0&, int) (this=0x555557587e40, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#5  0x00007ffff6db78fe in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator()() (this=0x555557587e30) at /usr/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6db6996 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(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#7  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x555557587e28) at /usr/include/boost/function/function_template.hpp:763
#8  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x555557587e00) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fffed341700 (LWP 59450)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff6d4eaa1 in ARDOUR::Analyser::work() () at ../libs/ardour/analyser.cc:95
#3  0x000055555670373d in sigc::pointer_functor0<void>::operator()() const (this=0x55555755b920) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x00007ffff6d52382 in boost::detail::function::void_function_obj_invoker0<sigc::pointer_functor0<void>, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#5  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55555755b918) at /usr/include/boost/function/function_template.hpp:763
#6  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55555755b8f0) at ../libs/pbd/pthread_utils.cc:488
#7  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
--Type <RET> for more, q to quit, c to continue without paging--

Thread 5 (Thread 0x7fffedb42700 (LWP 59449)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff76eb467 in peak_thread_work() () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#4  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55555755c1b8) at /usr/include/boost/function/function_template.hpp:763
#5  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55555755c190) at ../libs/pbd/pthread_utils.cc:488
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffee343700 (LWP 59448)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4e63623 in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff76eb467 in peak_thread_work() () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff7f27697 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#4  0x0000555555cbbd41 in boost::function0<void>::operator()() const (this=0x55555755c698) at /usr/include/boost/function/function_template.hpp:763
#5  0x00007ffff519f2e5 in PBD::Thread::_run(void*) (arg=0x55555755c670) at ../libs/pbd/pthread_utils.cc:488
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffeeb44700 (LWP 59447)):
#0  0x00007ffff376723f in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffeeb43850, rem=0x7fffeeb43860) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff376cec7 in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x00007ffff4e41547 in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x0000555556c27973 in gui_event_loop(void*) (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:468
#4  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#5  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fffeecd5700 (LWP 59446)):
#0  0x00007ffff379c99f in __GI___poll (fds=0x7fffeecd4830, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5173a95 in CrossThreadChannel::poll_for_request() (this=0x55555751c9c8) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff5173b1d in CrossThreadChannel::receive(char&, bool) (this=0x55555751c9c8, msg=@0x7fffeecd4897: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff775329a in ARDOUR::TriggerBoxThread::thread_work() (this=0x55555751c9a0) at ../libs/ardour/triggerbox.cc:4841
#4  0x00007ffff7753202 in ARDOUR::TriggerBoxThread::_thread_work(void*) (arg=0x55555751c9a0) at ../libs/ardour/triggerbox.cc:4829
#5  0x00007ffff519e658 in fake_thread_start(void*) (arg=0x55555750f790) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007ffff3eea609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007ffff37a9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

--Type <RET> for more, q to quit, c to continue without paging--
Thread 1 (Thread 0x7fffef2fec80 (LWP 59442)):
#0  0x0000555555f81ae4 in ArdourCanvas::Item::position() const (this=0x555579dc2880) at ../libs/canvas/canvas/item.h:142
#1  0x00007ffff570cb9f in ArdourCanvas::Item::position_offset() const (this=0x555579dc2880) at ../libs/canvas/item.cc:186
#2  0x00007ffff570cc4f in ArdourCanvas::Item::item_to_canvas(ArdourCanvas::Rect const&) const (this=0x555579dc2880, r=...) at ../libs/canvas/item.cc:196
#3  0x00007ffff570d1c3 in ArdourCanvas::Item::item_to_window(ArdourCanvas::Rect const&, bool) const (this=0x555579dc2880, r=..., rounded=false) at ../libs/canvas/item.cc:258
#4  0x00007ffff570f57e in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x5555796ca4c0, area=..., context=...) at ../libs/canvas/item.cc:918
#5  0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x5555796ca4c0, area=..., context=...) at ../libs/canvas/container.cc:58
#6  0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555579c277f0, area=..., context=...) at ../libs/canvas/item.cc:945
#7  0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555579c277f0, area=..., context=...) at ../libs/canvas/container.cc:58
#8  0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555560189fd0, area=..., context=...) at ../libs/canvas/item.cc:945
#9  0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555560189fd0, area=..., context=...) at ../libs/canvas/container.cc:58
#10 0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555576d74220, area=..., context=...) at ../libs/canvas/item.cc:945
#11 0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555576d74220, area=..., context=...) at ../libs/canvas/container.cc:58
#12 0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x55555fede630, area=..., context=...) at ../libs/canvas/item.cc:945
#13 0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x55555fede630, area=..., context=...) at ../libs/canvas/container.cc:58
#14 0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555557558290, area=..., context=...) at ../libs/canvas/item.cc:945
#15 0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555557558290, area=..., context=...) at ../libs/canvas/container.cc:58
#16 0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555557ab6600, area=..., context=...) at ../libs/canvas/item.cc:945
#17 0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555557ab6600, area=..., context=...) at ../libs/canvas/container.cc:58
#18 0x00007ffff573f649 in ArdourCanvas::ScrollGroup::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x555557ab6600, area=..., context=...) at ../libs/canvas/scroll_group.cc:71
#19 0x00007ffff570f8ab in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x5555577830e0, area=..., context=...) at ../libs/canvas/item.cc:945
#20 0x00007ffff570508e in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x5555577830e0, area=..., context=...) at ../libs/canvas/container.cc:58
#21 0x00007ffff56f65e3 in ArdourCanvas::Canvas::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context> const&) const (this=0x5555577830b8, area=..., context=...) at ../libs/canvas/canvas.cc:156
#22 0x00007ffff56fa6ae in ArdourCanvas::GtkCanvas::on_expose_event(_GdkEventExpose*) (this=0x5555577830b8, ev=0x7fffffffd590) at ../libs/canvas/canvas.cc:1030
--Type <RET> for more, q to quit, c to continue without paging--
#23 0x00007ffff4532af9 in Gtk::Widget_Class::expose_event_callback(_GtkWidget*, _GdkEventExpose*) () at /lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
#24 0x00007ffff4a9eb9b in  () at /lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#25 0x00007ffff4f01802 in g_closure_invoke () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#26 0x00007ffff4f14f96 in  () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#27 0x00007ffff4f2047d in g_signal_emit_valist () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#28 0x00007ffff4f210f3 in g_signal_emit () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#29 0x00007ffff4bba22d in  () at /lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#30 0x00007ffff4a9d390 in gtk_main_do_event () at /lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#31 0x00007ffff48e9c4f in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#32 0x00007ffff48e9bf3 in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#33 0x00007ffff48e9bf3 in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#34 0x00007ffff48e9bf3 in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#35 0x00007ffff48e664d in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#36 0x00007ffff48e6f80 in gdk_window_process_all_updates () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#37 0x00007ffff48e6fdd in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#38 0x00007ffff48c4e99 in  () at /lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#39 0x00007ffff4e1604e in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007ffff4e16400 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007ffff4e166f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007ffff4a9c092 in gtk_main () at /lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#43 0x00007ffff5371e6d in Gtkmm2ext::UI::run(Receiver&) (this=0x555557b64e10, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:309
#44 0x00005555563a79ed in main(int, char**) (argc=1, argv=0x7fffffffdd68) at ../gtk2_ardour/main.cc:456
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