Thread 69 (Thread 0x7fff505706c0 (LWP 98752) "WaveViewDrawing"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555565c57990, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555dd1e900, cond=0x555565c57968) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555565c57968, mutex=0x55555dd1e900) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x555565c57968, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x555565c57968, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff7f11cd8 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:323
#8  0x00007ffff7f11c39 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#9  0x00007ffff7f122c8 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:499
#10 0x00007ffff7f12255 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#11 0x00007ffff7f1720f in std::__invoke_impl<void, void (*&)()> (__f=@0x555565d0e608: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:61
#12 0x00007ffff7f16314 in std::__invoke_r<void, void (*&)()> (__fn=@0x555565d0e608: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:111
#13 0x00007ffff7f14f43 in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#14 0x0000555555dab05e in std::function<void()>::operator() (this=0x555565d0e608) at /usr/include/c++/13/bits/std_function.h:591
#15 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555565d0e5e0) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#17 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 68 (Thread 0x7fff50d716c0 (LWP 98751) "WaveViewDrawing"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555565c57990, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555dd1e900, cond=0x555565c57968) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555565c57968, mutex=0x55555dd1e900) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x555565c57968, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x555565c57968, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff7f11cd8 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:323
#8  0x00007ffff7f11c39 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#9  0x00007ffff7f122c8 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:499
#10 0x00007ffff7f12255 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#11 0x00007ffff7f1720f in std::__invoke_impl<void, void (*&)()> (__f=@0x555565d0e2a8: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:61
#12 0x00007ffff7f16314 in std::__invoke_r<void, void (*&)()> (__fn=@0x555565d0e2a8: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:111
#13 0x00007ffff7f14f43 in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#14 0x0000555555dab05e in std::function<void()>::operator() (this=0x555565d0e2a8) at /usr/include/c++/13/bits/std_function.h:591
#15 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555565d0e280) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#17 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 67 (Thread 0x7fffaeffd6c0 (LWP 98750) "WaveViewDrawing"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555565c57990) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555565c57990, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555dd1e900, cond=0x555565c57968) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555565c57968, mutex=0x55555dd1e900) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x555565c57968, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x555565c57968, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff7f11cd8 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:323
#8  0x00007ffff7f11c39 in ArdourWaveView::WaveViewThreads::dequeue_draw_request () at ../libs/waveview/wave_view_private.cc:312
#9  0x00007ffff7f122c8 in ArdourWaveView::WaveViewThreads::_thread_proc (this=0x555565c57920) at ../libs/waveview/wave_view_private.cc:499
#10 0x00007ffff7f12255 in ArdourWaveView::WaveViewThreads::thread_proc () at ../libs/waveview/wave_view_private.cc:415
#11 0x00007ffff7f1720f in std::__invoke_impl<void, void (*&)()> (__f=@0x555565d0e198: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:61
#12 0x00007ffff7f16314 in std::__invoke_r<void, void (*&)()> (__fn=@0x555565d0e198: 0x7ffff7f12204 <ArdourWaveView::WaveViewThreads::thread_proc()>) at /usr/include/c++/13/bits/invoke.h:111
#13 0x00007ffff7f14f43 in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#14 0x0000555555dab05e in std::function<void()>::operator() (this=0x555565d0e198) at /usr/include/c++/13/bits/std_function.h:591
#15 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555565d0e170) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#17 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 66 (Thread 0x7fff527fc6c0 (LWP 98745) "AutomationWatch"):
#0  0x00007ffff2cecadf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fff527fb720, rem=0x7fff527fb730) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff2cf9a27 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007ffff414470e in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff69d1e72 in ARDOUR::AutomationWatch::thread (this=0x55555a402ae0) at ../libs/ardour/automation_watch.cc:206
#4  0x00007ffff69d79f2 in std::__invoke_impl<void, void (ARDOUR::AutomationWatch::*&)(), ARDOUR::AutomationWatch*&> (__f=@0x55555ac0eea0: (void (ARDOUR::AutomationWatch::*)(class ARDOUR::AutomationWatch * const)) 0x7ffff69d1dde <ARDOUR::AutomationWatch::thread()>, __t=@0x55555ac0eeb0: 0x55555a402ae0) at /usr/include/c++/13/bits/invoke.h:74
#5  0x00007ffff69d7728 in std::__invoke<void (ARDOUR::AutomationWatch::*&)(), ARDOUR::AutomationWatch*&> (__fn=@0x55555ac0eea0: (void (ARDOUR::AutomationWatch::*)(class ARDOUR::AutomationWatch * const)) 0x7ffff69d1dde <ARDOUR::AutomationWatch::thread()>) at /usr/include/c++/13/bits/invoke.h:96
#6  0x00007ffff69d752b in std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555ac0eea0, __args=...) at /usr/include/c++/13/functional:506
#7  0x00007ffff69d7089 in std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>::operator()<, void>() (this=0x55555ac0eea0) at /usr/include/c++/13/functional:591
#8  0x00007ffff69d69a8 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff69d5872 in std::__invoke_r<void, std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&>(std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff69d413d in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555e3f7398) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555e3f7370) at ../libs/pbd/pthread_utils.cc:594
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 65 (Thread 0x7fff52ffd6c0 (LWP 98744) "AutoConnect"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555a099720) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555a099720) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555a099720, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555a0996d0, cond=0x55555a0996f8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555a0996f8, mutex=0x55555a0996d0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ffff6fe90fa in ARDOUR::Session::auto_connect_thread_run (this=0x55555a096a00) at ../libs/ardour/session.cc:8131
#6  0x00007ffff6fe8a9a in ARDOUR::Session::auto_connect_thread (arg=0x55555a096a00) at ../libs/ardour/session.cc:8063
#7  0x00007ffff49d3a02 in fake_thread_start (arg=0x55555aad4a50) at ../libs/pbd/pthread_utils.cc:199
#8  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 64 (Thread 0x7fff537fe6c0 (LWP 98743) "SessionSignals"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=21845, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555a0996b0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=21845, abstime=0x0, clockid=0, expected=0, futex_word=0x55555a0996b0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555a0996b0, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555a099660, cond=0x55555a099688) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555a099688, mutex=0x55555a099660) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ffff708aa00 in ARDOUR::Session::emit_thread_run (this=0x55555a096a00) at ../libs/ardour/session_process.cc:1232
#6  0x00007ffff708a9a8 in ARDOUR::Session::emit_thread (arg=0x55555a096a00) at ../libs/ardour/session_process.cc:1222
#7  0x00007ffff49d3a02 in fake_thread_start (arg=0x5555596cbce0) at ../libs/pbd/pthread_utils.cc:199
#8  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 63 (Thread 0x7fff53fff6c0 (LWP 98742) "Ctrl USB Hotplu"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=fds@entry=0x7fff58000f90, nfds=nfds@entry=2, timeout=timeout@entry=60000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff3881535 in poll (__timeout=60000, __nfds=2, __fds=0x7fff58000f90) at /usr/include/x86_64-linux-gnu/bits/poll2.h:39
#2  usbi_wait_for_events (timeout_ms=60000, reported_events=0x7fff53ffe790, ctx=0x555560575ba0) at ../../libusb/os/events_posix.c:266
#3  handle_events (ctx=ctx@entry=0x555560575ba0, tv=tv@entry=0x7fff53ffe800) at ../../libusb/io.c:2253
#4  0x00007ffff3884780 in libusb_handle_events_timeout_completed (ctx=0x555560575ba0, tv=tv@entry=0x7fff53ffe860, completed=completed@entry=0x0) at ../../libusb/io.c:2370
#5  0x00007ffff38847e2 in libusb_handle_events (ctx=<optimized out>) at ../../libusb/io.c:2445
#6  0x00007ffff6a090ba in usb_hotplug_thread (user_data=0x5555579d90d0) at ../libs/ardour/control_protocol_manager.cc:90
#7  0x00007ffff49d3a02 in fake_thread_start (arg=0x5555602382d0) at ../libs/pbd/pthread_utils.cc:199
#8  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 62 (Thread 0x7fff5cdff6c0 (LWP 98741) "libusb_event"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=fds@entry=0x7fff5cdfe940, nfds=nfds@entry=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff3885dd3 in poll (__timeout=-1, __nfds=2, __fds=0x7fff5cdfe940) at /usr/include/x86_64-linux-gnu/bits/poll2.h:39
#2  linux_udev_event_thread_main (arg=<optimized out>) at ../../libusb/os/linux_udev.c:183
#3  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#4  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 61 (Thread 0x7fff5ddff6c0 (LWP 98740) "ArdourGUI"):
#0  0x00007ffff2cecadf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fff5ddfe8f0, rem=0x7fff5ddfe900) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff2cf9a27 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007fff5e22521e in ??? () at /usr/lib/lv2/lsp-plugins.lv2/lsp-plugins-lv2.so
#3  0x0000000000000000 in ??? ()

Thread 60 (Thread 0x7fff5f3fe6c0 (LWP 98739) "LV2Worker"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555ba00ae0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff7228bfb in ARDOUR::Worker::run (this=0x55555ba00ac0) at ../libs/ardour/worker.cc:142
#3  0x00007ffff7229be8 in std::__invoke_impl<void, void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__f=@0x55555b9fc4b0: (void (ARDOUR::Worker::*)(class ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>, __t=@0x55555b9fc4c0: 0x55555ba00ac0) at /usr/include/c++/13/bits/invoke.h:74
#4  0x00007ffff7229b35 in std::__invoke<void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__fn=@0x55555b9fc4b0: (void (ARDOUR::Worker::*)(class ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>) at /usr/include/c++/13/bits/invoke.h:96
#5  0x00007ffff7229a9f in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555b9fc4b0, __args=...) at /usr/include/c++/13/functional:506
#6  0x00007ffff72299bd in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::operator()<, void>() (this=0x55555b9fc4b0) at /usr/include/c++/13/functional:591
#7  0x00007ffff72298ec in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#8  0x00007ffff7229772 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#9  0x00007ffff722959f in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#10 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555ba01a28) at /usr/include/c++/13/bits/std_function.h:591
#11 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555ba01a00) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 59 (Thread 0x7fff5fbff6c0 (LWP 98738) "LV2Worker"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555edae690) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff7228bfb in ARDOUR::Worker::run (this=0x55555edae670) at ../libs/ardour/worker.cc:142
#3  0x00007ffff7229be8 in std::__invoke_impl<void, void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__f=@0x55555edad680: (void (ARDOUR::Worker::*)(ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>, __t=@0x55555edad690: 0x55555edae670) at /usr/include/c++/13/bits/invoke.h:74
#4  0x00007ffff7229b35 in std::__invoke<void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__fn=@0x55555edad680: (void (ARDOUR::Worker::*)(ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>) at /usr/include/c++/13/bits/invoke.h:96
#5  0x00007ffff7229a9f in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555edad680, __args=...) at /usr/include/c++/13/functional:506
#6  0x00007ffff72299bd in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::operator()<, void>() (this=0x55555edad680) at /usr/include/c++/13/functional:591
#7  0x00007ffff72298ec in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#8  0x00007ffff7229772 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#9  0x00007ffff722959f in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#10 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555edad778) at /usr/include/c++/13/bits/std_function.h:591
#11 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555edad750) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 58 (Thread 0x7fff6cdff6c0 (LWP 98737) "ArdourGUI"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fff58000c58, nfds=1, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fff6cf1e893 in ??? () at /usr/lib/lv2/Helm.lv2/helm.so
#2  0x00007fff6cec4217 in ??? () at /usr/lib/lv2/Helm.lv2/helm.so
#3  0x00007fff6cf01ff0 in ??? () at /usr/lib/lv2/Helm.lv2/helm.so
#4  0x00007fff6cf02109 in ??? () at /usr/lib/lv2/Helm.lv2/helm.so
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 57 (Thread 0x7fff6e9ff6c0 (LWP 98736) "ArdourGUI"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fff64000c48, nfds=1, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fff6ea74c73 in ??? () at /usr/lib/lv2/TAL-Reverb-2.lv2/TAL-Reverb-2.so
#2  0x00007fff6ea2e697 in ??? () at /usr/lib/lv2/TAL-Reverb-2.lv2/TAL-Reverb-2.so
#3  0x00007fff6ea5c696 in ??? () at /usr/lib/lv2/TAL-Reverb-2.lv2/TAL-Reverb-2.so
#4  0x00007fff6ea5c829 in ??? () at /usr/lib/lv2/TAL-Reverb-2.lv2/TAL-Reverb-2.so
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 56 (Thread 0x7fff6f7fe6c0 (LWP 98735) "QThread"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=21845, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555e18b184) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=21845, abstime=0x0, clockid=0, expected=0, futex_word=0x55555e18b184) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555e18b184, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555e18b130, cond=0x55555e18b158) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555e18b158, mutex=0x55555e18b130) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff8dc76c03 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#6  0x00007fffafb760fc in ??? () at /usr/lib/lv2/padthv1.lv2/padthv1.so
#7  0x00007fff8dc7c48d in ??? () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#8  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#9  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 55 (Thread 0x7fff6ffff6c0 (LWP 98733) "QDBusConnection"):
#0  0x00007ffff2d1ba30 in __GI_ppoll (fds=0x7fff68009220, nfds=2, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#1  0x00007fff8dc6ba49 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#2  0x00007fff8dc738b6 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#3  0x00007fff8db429a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#4  0x00007fff8dc10683 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#5  0x00007fffafa39d4d in ??? () at /lib/x86_64-linux-gnu/libQt6DBus.so.6
#6  0x00007fff8dc7c48d in ??? () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#7  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#8  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 54 (Thread 0x7fff8d5ff6c0 (LWP 98703) "QXcbEventQueue"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fff8d5fe7a8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff209f8ca in ??? () at /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ffff20a128c in xcb_wait_for_event () at /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fffac3b37c0 in ??? () at /lib/x86_64-linux-gnu/libQt6XcbQpa.so.6
#4  0x00007fff8dc7c48d in ??? () at /lib/x86_64-linux-gnu/libQt6Core.so.6
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 53 (Thread 0x7fff8f7fe6c0 (LWP 98701) "LV2Worker"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555e0dbfe0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff7228bfb in ARDOUR::Worker::run (this=0x55555e0dbfc0) at ../libs/ardour/worker.cc:142
#3  0x00007ffff7229be8 in std::__invoke_impl<void, void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__f=@0x55555e0c7d00: (void (ARDOUR::Worker::*)(class ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>, __t=@0x55555e0c7d10: 0x55555e0dbfc0) at /usr/include/c++/13/bits/invoke.h:74
#4  0x00007ffff7229b35 in std::__invoke<void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__fn=@0x55555e0c7d00: (void (ARDOUR::Worker::*)(class ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>) at /usr/include/c++/13/bits/invoke.h:96
#5  0x00007ffff7229a9f in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555e0c7d00, __args=...) at /usr/include/c++/13/functional:506
#6  0x00007ffff72299bd in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::operator()<, void>() (this=0x55555e0c7d00) at /usr/include/c++/13/functional:591
#7  0x00007ffff72298ec in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#8  0x00007ffff7229772 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#9  0x00007ffff722959f in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#10 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555e0c9f78) at /usr/include/c++/13/bits/std_function.h:591
#11 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555e0c9f50) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 52 (Thread 0x7fffad79a6c0 (LWP 98700) "LV2Worker"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555dac9e50) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff7228bfb in ARDOUR::Worker::run (this=0x55555dac9e30) at ../libs/ardour/worker.cc:142
#3  0x00007ffff7229be8 in std::__invoke_impl<void, void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__f=@0x55555dac9720: (void (ARDOUR::Worker::*)(ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>, __t=@0x55555dac9730: 0x55555dac9e30) at /usr/include/c++/13/bits/invoke.h:74
#4  0x00007ffff7229b35 in std::__invoke<void (ARDOUR::Worker::*&)(), ARDOUR::Worker*&> (__fn=@0x55555dac9720: (void (ARDOUR::Worker::*)(ARDOUR::Worker * const)) 0x7ffff7228bbc <ARDOUR::Worker::run()>) at /usr/include/c++/13/bits/invoke.h:96
#5  0x00007ffff7229a9f in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555dac9720, __args=...) at /usr/include/c++/13/functional:506
#6  0x00007ffff72299bd in std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>::operator()<, void>() (this=0x55555dac9720) at /usr/include/c++/13/functional:591
#7  0x00007ffff72298ec in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#8  0x00007ffff7229772 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&>(std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#9  0x00007ffff722959f in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Worker::*(ARDOUR::Worker*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#10 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555dac7428) at /usr/include/c++/13/bits/std_function.h:591
#11 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555dac7400) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#13 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 51 (Thread 0x7fffadffb6c0 (LWP 98699) "midiUI"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fff98004030, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff41738ce in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4114f47 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff495c635 in BaseUI::main_thread (this=0x55555cebd050) at ../libs/pbd/base_ui.cc:101
#4  0x00007ffff49623e4 in std::__invoke_impl<void, void (BaseUI::*&)(), BaseUI*&> (__f=@0x55555c55e320: (void (BaseUI::*)(BaseUI * const)) 0x7ffff495c3fc <BaseUI::main_thread()>, __t=@0x55555c55e330: 0x55555cebd050) at /usr/include/c++/13/bits/invoke.h:74
#5  0x00007ffff496220d in std::__invoke<void (BaseUI::*&)(), BaseUI*&> (__fn=@0x55555c55e320: (void (BaseUI::*)(BaseUI * const)) 0x7ffff495c3fc <BaseUI::main_thread()>) at /usr/include/c++/13/bits/invoke.h:96
#6  0x00007ffff496209f in std::_Bind<void (BaseUI::*(BaseUI*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555c55e320, __args=...) at /usr/include/c++/13/functional:506
#7  0x00007ffff4961c9f in std::_Bind<void (BaseUI::*(BaseUI*))()>::operator()<, void>() (this=0x55555c55e320) at /usr/include/c++/13/functional:591
#8  0x00007ffff49616e6 in std::__invoke_impl<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::__invoke_other, std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff4960f6e in std::__invoke_r<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff49602e9 in std::_Function_handler<void (), std::_Bind<void (BaseUI::*(BaseUI*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555c55e2e8) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555c55e2c0) at ../libs/pbd/pthread_utils.cc:594
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 50 (Thread 0x7fffafc3fc80 (LWP 98698) "butler"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fffafc3ebd0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4978f65 in CrossThreadChannel::poll_for_request (this=0x555560353188) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff4978feb in CrossThreadChannel::receive (this=0x555560353188, msg=@0x7fffafc3ed10: -112 '\220', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff69ea3ba in ARDOUR::Butler::thread_work (this=0x555560353070) at ../libs/ardour/butler.cc:208
#4  0x00007ffff69e9bda in ARDOUR::Butler::_thread_work (arg=0x555560353070) at ../libs/ardour/butler.cc:178
#5  0x00007ffff49d3a02 in fake_thread_start (arg=0x55555c559a70) at ../libs/pbd/pthread_utils.cc:199
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 49 (Thread 0x7fffacf996c0 (LWP 98694) "IO-1-0x7fffacf9"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555c33dafc) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6be781e in ARDOUR::IOTaskList::io_thread (this=0x55555c33dac0) at ../libs/ardour/io_tasklist.cc:166
#3  0x00007ffff6be76b4 in ARDOUR::IOTaskList::_worker_thread (me=0x55555c33dac0) at ../libs/ardour/io_tasklist.cc:154
#4  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#5  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 48 (Thread 0x7fffae7fc6c0 (LWP 98693) "IO-0-0x7fffae7f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555c33dafc) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6be781e in ARDOUR::IOTaskList::io_thread (this=0x55555c33dac0) at ../libs/ardour/io_tasklist.cc:166
#3  0x00007ffff6be76b4 in ARDOUR::IOTaskList::_worker_thread (me=0x55555c33dac0) at ../libs/ardour/io_tasklist.cc:154
#4  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#5  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 47 (Thread 0x7fffafcc3c80 (LWP 98692) "RT-2-0x7fffafcc"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555b2b0ec4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6b61c38 in ARDOUR::Graph::run_one (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:320
#3  0x00007ffff6b622b9 in ARDOUR::Graph::helper_thread (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6b6f378 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fff80000b70: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62076 <ARDOUR::Graph::helper_thread()>, __t=@0x7fff80000b80: 0x55555b2b0d70) at /usr/include/c++/13/bits/invoke.h:74
#5  0x00007ffff6b6edb9 in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fff80000b70: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62076 <ARDOUR::Graph::helper_thread()>) at /usr/include/c++/13/bits/invoke.h:96
#6  0x00007ffff6b6e643 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fff80000b70, __args=...) at /usr/include/c++/13/functional:506
#7  0x00007ffff6b6d5d3 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fff80000b70) at /usr/include/c++/13/functional:591
#8  0x00007ffff6b6bdd1 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff6b6a088 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff6b68db2 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x7fffafcc2f00) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007fffd42198e5 in ARDOUR::DummyAudioBackend::dummy_process_thread (arg=0x55556037b0e0) at ../libs/backends/dummy/dummy_audiobackend.cc:524
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 46 (Thread 0x7fffafd47c80 (LWP 98691) "RT-1-0x7fffafd4"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555b2b0ec4) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6b61c38 in ARDOUR::Graph::run_one (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:320
#3  0x00007ffff6b622b9 in ARDOUR::Graph::helper_thread (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6b6f378 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fff88000b70: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62076 <ARDOUR::Graph::helper_thread()>, __t=@0x7fff88000b80: 0x55555b2b0d70) at /usr/include/c++/13/bits/invoke.h:74
#5  0x00007ffff6b6edb9 in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fff88000b70: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62076 <ARDOUR::Graph::helper_thread()>) at /usr/include/c++/13/bits/invoke.h:96
#6  0x00007ffff6b6e643 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fff88000b70, __args=...) at /usr/include/c++/13/functional:506
#7  0x00007ffff6b6d5d3 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fff88000b70) at /usr/include/c++/13/functional:591
#8  0x00007ffff6b6bdd1 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff6b6a088 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff6b68db2 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x7fffafd46f00) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007fffd42198e5 in ARDOUR::DummyAudioBackend::dummy_process_thread (arg=0x55555925be50) at ../libs/backends/dummy/dummy_audiobackend.cc:524
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 45 (Thread 0x7fffafdcbc80 (LWP 98690) "RT-main-0x7fffa"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff49de0d0 in PBD::Semaphore::wait (this=0x55555b2b0ed0) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6b61412 in ARDOUR::Graph::reached_terminal_node (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:267
#3  0x00007ffff6b6fe64 in ARDOUR::GraphNode::finish (this=0x55555d6d46a0, chain=0x7fffa403a1e0) at ../libs/ardour/graphnode.cc:107
#4  0x00007ffff6b6fd32 in ARDOUR::GraphNode::run (this=0x55555d6d46a0, chain=0x7fffa403a1e0) at ../libs/ardour/graphnode.cc:74
#5  0x00007ffff6b61e1a in ARDOUR::Graph::run_one (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:344
#6  0x00007ffff6b628d5 in ARDOUR::Graph::main_thread (this=0x55555b2b0d70) at ../libs/ardour/graph.cc:425
#7  0x00007ffff6b6f378 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fffa0001e80: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62476 <ARDOUR::Graph::main_thread()>, __t=@0x7fffa0001e90: 0x55555b2b0d70) at /usr/include/c++/13/bits/invoke.h:74
#8  0x00007ffff6b6edb9 in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fffa0001e80: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6b62476 <ARDOUR::Graph::main_thread()>) at /usr/include/c++/13/bits/invoke.h:96
#9  0x00007ffff6b6e643 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fffa0001e80, __args=...) at /usr/include/c++/13/functional:506
#10 0x00007ffff6b6d5d3 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fffa0001e80) at /usr/include/c++/13/functional:591
#11 0x00007ffff6b6bdd1 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#12 0x00007ffff6b6a088 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#13 0x00007ffff6b68db2 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#14 0x0000555555dab05e in std::function<void()>::operator() (this=0x7fffafdcaf00) at /usr/include/c++/13/bits/std_function.h:591
#15 0x00007fffd42198e5 in ARDOUR::DummyAudioBackend::dummy_process_thread (arg=0x55555b1df9e0) at ../libs/backends/dummy/dummy_audiobackend.cc:524
#16 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#17 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 44 (Thread 0x7fffaf7fe6c0 (LWP 98688) "ArdourGUI"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff416d52d in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff40de58b in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff40de5ec in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff38cc0fb in ??? () at /lib/x86_64-linux-gnu/libpangoft2-1.0.so.0
#5  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 40 (Thread 0x7fff8ffff6c0 (LWP 98683) "ArdourGUI"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff416d52d in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff40de58b in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff40de5ec in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff38cc0fb in ??? () at /lib/x86_64-linux-gnu/libpangoft2-1.0.so.0
#5  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 33 (Thread 0x7fffafffec80 (LWP 98632) "AudioEngine 1"):
#0  0x00007ffff2cecadf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffafffde00, rem=0x7fffafffde10) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff2cf9a27 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007ffff414470e in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fffd421ca13 in ARDOUR::DummyAudioBackend::main_process_thread (this=0x555557fca3f0) at ../libs/backends/dummy/dummy_audiobackend.cc:976
#4  0x00007fffd421914d in pthread_process (arg=0x555557fca3f0) at ../libs/backends/dummy/dummy_audiobackend.cc:403
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 22 (Thread 0x7fffcc8f26c0 (LWP 98589) "gdbus"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fffb4000b90, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff41738ce in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4114f47 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff24e0582 in ??? () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 21 (Thread 0x7fffcd0f36c0 (LWP 98587) "gmain"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x555557ed07c0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff41738ce in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff4113a23 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff4113a79 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 20 (Thread 0x7fffced576c0 (LWP 98586) "pool-spawner"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff416d52d in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff40de58b in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff4143c43 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 15 (Thread 0x7fffce2fe6c0 (LWP 98575) "ArdourGUI"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff416d52d in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff40de58b in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff40de5ec in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff38cc0fb in ??? () at /lib/x86_64-linux-gnu/libpangoft2-1.0.so.0
#5  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 14 (Thread 0x7fffcdafd6c0 (LWP 98574) "ArdourGUI"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff416d52d in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff40de58b in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff40de5ec in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff38cc0fb in ??? () at /lib/x86_64-linux-gnu/libpangoft2-1.0.so.0
#5  0x00007ffff4142e62 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 10 (Thread 0x7fffcffff6c0 (LWP 98564) "DeviceList"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555558175808) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555558175808) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555558175808, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555558175f40, cond=0x5555581757e0) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x5555581757e0, mutex=0x555558175f40) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x5555581757e0, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x5555581757e0, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff69494a6 in ARDOUR::AudioEngine::do_devicelist_update (this=0x555558174a00) at ../libs/ardour/audioengine.cc:757
#8  0x00007ffff695a0b4 in std::__invoke_impl<void, void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__f=@0x555558176020: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6949314 <ARDOUR::AudioEngine::do_devicelist_update()>, __t=@0x555558176030: 0x555558174a00) at /usr/include/c++/13/bits/invoke.h:74
#9  0x00007ffff6959f67 in std::__invoke<void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__fn=@0x555558176020: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6949314 <ARDOUR::AudioEngine::do_devicelist_update()>) at /usr/include/c++/13/bits/invoke.h:96
#10 0x00007ffff6959d67 in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x555558176020, __args=...) at /usr/include/c++/13/functional:506
#11 0x00007ffff69595bd in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::operator()<, void>() (this=0x555558176020) at /usr/include/c++/13/functional:591
#12 0x00007ffff6958c58 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#13 0x00007ffff695764a in std::__invoke_r<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#14 0x00007ffff69553e1 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#15 0x0000555555dab05e in std::function<void()>::operator() (this=0x55555817b588) at /usr/include/c++/13/bits/std_function.h:591
#16 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x55555817b560) at ../libs/pbd/pthread_utils.cc:594
#17 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#18 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 9 (Thread 0x7fffd57ff6c0 (LWP 98563) "EngineWatchdog"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=32767, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555558175788) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=32767, abstime=0x0, clockid=0, expected=0, futex_word=0x555558175788) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555558175788, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555558175ec0, cond=0x555558175760) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555558175760, mutex=0x555558175ec0) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x555558175760, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x555558175760, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff6949130 in ARDOUR::AudioEngine::do_reset_backend (this=0x555558174a00) at ../libs/ardour/audioengine.cc:722
#8  0x00007ffff695a0b4 in std::__invoke_impl<void, void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__f=@0x555558176000: (void (ARDOUR::AudioEngine::*)(class ARDOUR::AudioEngine * const)) 0x7ffff6948d5e <ARDOUR::AudioEngine::do_reset_backend()>, __t=@0x555558176010: 0x555558174a00) at /usr/include/c++/13/bits/invoke.h:74
#9  0x00007ffff6959f67 in std::__invoke<void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__fn=@0x555558176000: (void (ARDOUR::AudioEngine::*)(class ARDOUR::AudioEngine * const)) 0x7ffff6948d5e <ARDOUR::AudioEngine::do_reset_backend()>) at /usr/include/c++/13/bits/invoke.h:96
#10 0x00007ffff6959d67 in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x555558176000, __args=...) at /usr/include/c++/13/functional:506
#11 0x00007ffff69595bd in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::operator()<, void>() (this=0x555558176000) at /usr/include/c++/13/functional:591
#12 0x00007ffff6958c58 in std::__invoke_impl<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::__invoke_other, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#13 0x00007ffff695764a in std::__invoke_r<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#14 0x00007ffff69553e1 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#15 0x0000555555dab05e in std::function<void()>::operator() (this=0x555558172c18) at /usr/include/c++/13/bits/std_function.h:591
#16 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555558172bf0) at ../libs/pbd/pthread_utils.cc:594
#17 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#18 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 6 (Thread 0x7fffec86f6c0 (LWP 98559) "Analyzer"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=32767, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7ffff7d30028 <ARDOUR::Analyser::SourcesToAnalyse+40>) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=32767, abstime=0x0, clockid=0, expected=0, futex_word=0x7ffff7d30028 <ARDOUR::Analyser::SourcesToAnalyse+40>) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7ffff7d30028 <ARDOUR::Analyser::SourcesToAnalyse+40>, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555795fb00, cond=0x7ffff7d30000 <ARDOUR::Analyser::SourcesToAnalyse>) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x7ffff7d30000 <ARDOUR::Analyser::SourcesToAnalyse>, mutex=0x55555795fb00) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x7ffff7d30000 <ARDOUR::Analyser::SourcesToAnalyse>, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x7ffff7d30000 <ARDOUR::Analyser::SourcesToAnalyse>, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff6908693 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:96
#8  0x0000555555e69b81 in sigc::pointer_functor0<void>::operator() (this=0x555557a49a88) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#9  0x00007ffff690c678 in std::__invoke_impl<void, sigc::pointer_functor0<void>&> (__f=...) at /usr/include/c++/13/bits/invoke.h:61
#10 0x00007ffff690bf4d in std::__invoke_r<void, sigc::pointer_functor0<void>&> (__fn=...) at /usr/include/c++/13/bits/invoke.h:111
#11 0x00007ffff690af6a in std::_Function_handler<void(), sigc::pointer_functor0<void> >::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#12 0x0000555555dab05e in std::function<void()>::operator() (this=0x555557a49a88) at /usr/include/c++/13/bits/std_function.h:591
#13 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555557a49a60) at ../libs/pbd/pthread_utils.cc:594
#14 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#15 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 5 (Thread 0x7fffed0706c0 (LWP 98558) "PeakFileBuilder"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=32767, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7ffff7d340ec <ARDOUR::SourceFactory::PeaksToBuild+44>) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=32767, abstime=0x0, clockid=0, expected=0, futex_word=0x7ffff7d340ec <ARDOUR::SourceFactory::PeaksToBuild+44>) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7ffff7d340ec <ARDOUR::SourceFactory::PeaksToBuild+44>, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555796c360, cond=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, mutex=0x55555796c360) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff714d9ee in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#8  0x00007ffff7f1720f in std::__invoke_impl<void, void (*&)()> (__f=@0x555557a499d8: 0x7ffff714d92b <peak_thread_work()>) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff7f16314 in std::__invoke_r<void, void (*&)()> (__fn=@0x555557a499d8: 0x7ffff714d92b <peak_thread_work()>) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff7f14f43 in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x555557a499d8) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555557a499b0) at ../libs/pbd/pthread_utils.cc:594
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 4 (Thread 0x7fffed8716c0 (LWP 98557) "PeakFileBuilder"):
#0  0x00007ffff2c98d71 in __futex_abstimed_wait_common64 (private=1000, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7ffff7d340e8 <ARDOUR::SourceFactory::PeaksToBuild+40>) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=1000, abstime=0x0, clockid=0, expected=0, futex_word=0x7ffff7d340e8 <ARDOUR::SourceFactory::PeaksToBuild+40>) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7ffff7d340e8 <ARDOUR::SourceFactory::PeaksToBuild+40>, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007ffff2c9b7ed in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555796c360, cond=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, mutex=0x55555796c360) at ./nptl/pthread_cond_wait.c:627
#5  0x0000555556ddd5e5 in std::_V2::condition_variable_any::wait<PBD::Mutex> (this=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, __lock=...) at /usr/include/c++/13/condition_variable:315
#6  0x0000555556ddd257 in PBD::Cond::wait (this=0x7ffff7d340c0 <ARDOUR::SourceFactory::PeaksToBuild>, mutex=...) at ../libs/pbd/pbd/mutex.h:124
#7  0x00007ffff714d9ee in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#8  0x00007ffff7f1720f in std::__invoke_impl<void, void (*&)()> (__f=@0x555557a4a0a8: 0x7ffff714d92b <peak_thread_work()>) at /usr/include/c++/13/bits/invoke.h:61
#9  0x00007ffff7f16314 in std::__invoke_r<void, void (*&)()> (__fn=@0x555557a4a0a8: 0x7ffff714d92b <peak_thread_work()>) at /usr/include/c++/13/bits/invoke.h:111
#10 0x00007ffff7f14f43 in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/13/bits/std_function.h:290
#11 0x0000555555dab05e in std::function<void()>::operator() (this=0x555557a4a0a8) at /usr/include/c++/13/bits/std_function.h:591
#12 0x00007ffff49d5116 in PBD::Thread::_run (arg=0x555557a4a080) at ../libs/pbd/pthread_utils.cc:594
#13 0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#14 0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7fffee0726c0 (LWP 98556) "LXVSTEventLoop"):
#0  0x00007ffff2cecadf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffee071740, rem=0x7fffee071750) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007ffff2cf9a27 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007ffff414470e in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00005555570155f4 in gui_event_loop () at ../gtk2_ardour/linux_vst_gui_support.cc:463
#4  0x00007ffff49d3a02 in fake_thread_start (arg=0x555557a49460) at ../libs/pbd/pthread_utils.cc:199
#5  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7fffee1fec80 (LWP 98555) "TriggerBox Work"):
#0  0x00007ffff2d1b4fd in __GI___poll (fds=0x7fffee1fdd50, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4978f65 in CrossThreadChannel::poll_for_request (this=0x555557a08fa0) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff4978feb in CrossThreadChannel::receive (this=0x555557a08fa0, msg=@0x7fffee1fddb7: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff71e3fc6 in ARDOUR::TriggerBoxThread::thread_work (this=0x555557a08f70) at ../libs/ardour/triggerbox.cc:5883
#4  0x00007ffff71e3f26 in ARDOUR::TriggerBoxThread::_thread_work (arg=0x555557a08f70) at ../libs/ardour/triggerbox.cc:5873
#5  0x00007ffff49d3a02 in fake_thread_start (arg=0x55555798b850) at ../libs/pbd/pthread_utils.cc:199
#6  0x00007ffff2c9caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#7  0x00007ffff2d29c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7ffff066fc80 (LWP 98512) "ArdourGUI"):
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
#1  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
#2  __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
#3  0x00007ffff2c4527e in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#4  0x00007ffff2c288ff in __GI_abort () at ./stdlib/abort.c:79
#5  0x00007ffff2c2881b in __assert_fail_base (fmt=0x7ffff2dd01e8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7ffff55c2256 "channel <= 15", file=file@entry=0x7ffff55c2230 "../libs/midi++2/midi++/midnam_patch.h", line=line@entry=394, function=function@entry=0x7ffff55c21d0 "const std::string& MIDI::Name::CustomDeviceMode::channel_name_set_name_by_channel(uint8_t)") at ./assert/assert.c:96
#6  0x00007ffff2c3b517 in __assert_fail (assertion=0x7ffff55c2256 "channel <= 15", file=0x7ffff55c2230 "../libs/midi++2/midi++/midnam_patch.h", line=394, function=0x7ffff55c21d0 "const std::string& MIDI::Name::CustomDeviceMode::channel_name_set_name_by_channel(uint8_t)") at ./assert/assert.c:105
#7  0x00007ffff558ea4d in MIDI::Name::CustomDeviceMode::channel_name_set_name_by_channel[abi:cxx11](unsigned char) (this=0x55555c7a5210, channel=48 '0') at ../libs/midi++2/midi++/midnam_patch.h:394
#8  0x00007ffff558ae64 in MIDI::Name::MasterDeviceNames::channel_name_set_by_channel (this=0x55555be76200, mode="Drumkit Keymap", channel=48 '0') at ../libs/midi++2/midnam_patch.cc:681
#9  0x00007ffff558af2b in MIDI::Name::MasterDeviceNames::find_patch (this=0x55555be76200, mode="Drumkit Keymap", channel=48 '0', key=...) at ../libs/midi++2/midnam_patch.cc:688
#10 0x00007ffff558b43b in MIDI::Name::MasterDeviceNames::note_name (this=0x55555be76200, mode_name="Drumkit Keymap", channel=48 '0', bank=0, program=0 '\000', number=0 '\000') at ../libs/midi++2/midnam_patch.cc:746
#11 0x00007ffff6b97bc9 in ARDOUR::InstrumentInfo::get_note_name[abi:cxx11](unsigned short, unsigned char, unsigned char, unsigned char) const (this=0x55555d4d4b88, bank=0, program=0 '\000', channel=48 '0', note=0 '\000') at ../libs/ardour/instrument_info.cc:151
#12 0x00005555569687d9 in PianoRollHeaderBase::get_note_name (this=0x55555c7a28a0, note=0) at ../gtk2_ardour/prh_base.cc:466
#13 0x0000555556968662 in PianoRollHeaderBase::instrument_info_change (this=0x55555c7a28a0) at ../gtk2_ardour/prh_base.cc:441
#14 0x000055555681b39e in Pianoroll::set_region (this=0x55555cee3070, region=std::shared_ptr<ARDOUR::Region> (empty) = {...}) at ../gtk2_ardour/pianoroll.cc:1859
#15 0x000055555681c88d in Pianoroll::remove_regions (this=0x55555cee3070) at ../gtk2_ardour/pianoroll.cc:1999
#16 0x0000555555ff21d4 in CueEditor::set_trigger (this=0x55555cee3070, tref=...) at ../gtk2_ardour/cue_editor.cc:1381
#17 0x0000555556ec0053 in TriggerPage::selection_changed (this=0x55556015deb0) at ../gtk2_ardour/trigger_page.cc:600
#18 0x0000555556ece598 in sigc::bound_mem_functor0<void, TriggerPage>::operator() (this=0x5555653d4eb8) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1991
#19 0x0000555556ecc5b2 in sigc::adaptor_functor<sigc::bound_mem_functor0<void, TriggerPage> >::operator() (this=0x5555653d4eb0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#20 0x0000555556eca360 in sigc::internal::slot_call<sigc::bound_mem_functor0<void, TriggerPage>, void>::call_it (rep=0x5555653d4e80) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:483
#21 0x0000555555da71a6 in sigc::internal::signal_emit0<void, sigc::nil>::emit (impl=0x55555c36e860) at /usr/include/sigc++-2.0/sigc++/signal.h:798
#22 0x0000555555dab8d2 in sigc::signal0<void, sigc::nil>::emit (this=0x5555604bf8a0) at /usr/include/sigc++-2.0/sigc++/signal.h:2809
#23 0x0000555555da911a in sigc::signal0<void, sigc::nil>::operator() (this=0x5555604bf8a0) at /usr/include/sigc++-2.0/sigc++/signal.h:2825
#24 0x0000555556c7cfac in Selection::add (this=0x5555604bf6c0, te=0x555565876620) at ../gtk2_ardour/selection.cc:1679
#25 0x0000555556c7cf68 in Selection::set (this=0x5555604bf6c0, te=0x555565876620) at ../gtk2_ardour/selection.cc:1672
#26 0x0000555556f0dfba in TriggerEntry::name_button_event (this=0x555565876620, ev=0x7fffffffb930) at ../gtk2_ardour/triggerbox_ui.cc:656
#27 0x0000555556f16c70 in sigc::bound_mem_functor1<bool, TriggerEntry, _GdkEvent*>::operator() (this=0x555565879a68, _A_a1=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066
#28 0x0000555556f159bb in sigc::adaptor_functor<sigc::bound_mem_functor1<bool, TriggerEntry, _GdkEvent*> >::operator()<_GdkEvent* const&> (this=0x555565879a60, _A_arg1=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89
#29 0x0000555556f1439f in sigc::internal::slot_call<sigc::bound_mem_functor1<bool, TriggerEntry, _GdkEvent*>, bool, _GdkEvent*>::call_it (rep=0x555565879a30, a_#0=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:451
#30 0x0000555556f17d75 in sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >::operator() (this=0x7fffffffb678, _A_slot=...) at /usr/include/sigc++-2.0/sigc++/signal.h:860
#31 0x0000555556f170ab in sigc::internal::slot_iterator_buf<sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >, bool>::operator* (this=0x7fffffffb620) at /usr/include/sigc++-2.0/sigc++/signal.h:319
#32 0x0000555556f15eb9 in ArdourCanvas::Item::EventAccumulator<bool>::operator()<sigc::internal::slot_iterator_buf<sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >, bool> > (this=0x7fffffffb66f, first=..., last=...) at ../libs/canvas/canvas/item.h:258
#33 0x0000555556f14b07 in sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >::emit (impl=0x555565878bd0, _A_a1=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/signal.h:879
#34 0x0000555556f13459 in sigc::signal1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >::emit (this=0x5555658785b0, _A_a1=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/signal.h:2965
#35 0x0000555556f12307 in sigc::signal1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >::operator() (this=0x5555658785b0, _A_a1=@0x7fffffffb750: 0x7fffffffb930) at /usr/include/sigc++-2.0/sigc++/signal.h:2981
#36 0x00007ffff5221da8 in ArdourCanvas::GtkCanvas::deliver_event (this=0x555565817360, event=0x7fffffffb930) at ../libs/canvas/canvas.cc:937
#37 0x00007ffff5223b74 in ArdourCanvas::GtkCanvas::on_button_release_event (this=0x555565817360, ev=0x555565debbc0) at ../libs/canvas/canvas.cc:1294
#38 0x00007ffff45b87ad in Gtk::Widget_Class::button_release_event_callback (self=0x5555658243c0, p0=0x555565debbc0) at ../libs/tk/ytkmm/widget.cc:4330
#39 0x00007ffff3d9566a in _gtk_marshal_BOOLEAN__BOXED (closure=0x55555822f120, return_value=0x7fffffffbbd0, n_param_values=2, param_values=0x7fffffffbc60, invocation_hint=0x7fffffffbbb0, marshal_data=0x7ffff45b8708 <Gtk::Widget_Class::button_release_event_callback(_GtkWidget*, _GdkEventButton*)>) at ../libs/tk/ytk/gtkmarshalers.c:84
#40 0x00007ffff3b1b2fa in g_closure_invoke () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#41 0x00007ffff3b4af98 in ??? () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#42 0x00007ffff3b3aef2 in ??? () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#43 0x00007ffff3b3b7c1 in g_signal_emit_valist () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#44 0x00007ffff3b3b883 in g_signal_emit () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#45 0x00007ffff3f2fe9b in gtk_widget_event_internal (widget=0x5555658243c0, event=0x555565debbc0) at ../libs/tk/ytk/gtkwidget.c:5058
#46 0x00007ffff3f2f957 in IA__gtk_widget_event (widget=0x5555658243c0, event=0x555565debbc0) at ../libs/tk/ytk/gtkwidget.c:4846
#47 0x00007ffff3d9355a in IA__gtk_propagate_event (widget=0x5555658243c0, event=0x555565debbc0) at ../libs/tk/ytk/gtkmain.c:2465
#48 0x00007ffff3d91e12 in IA__gtk_main_do_event (event=0x555565debbc0) at ../libs/tk/ytk/gtkmain.c:1654
#49 0x00007ffff4bb488c in gdk_event_dispatch (source=0x5555581f0190, callback=0x0, user_data=0x0) at ../libs/tk/ydk/x11/gdkevents-x11.c:2541
#50 0x00007ffff4114585 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007ffff4173977 in ??? () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007ffff4114f47 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007ffff3d9131f in IA__gtk_main () at ../libs/tk/ytk/gtkmain.c:1221
#54 0x00007ffff451c2a1 in Gtk::Main::run_impl (this=0x5555581d19c0) at ../libs/tk/ytkmm/main.cc:537
#55 0x00007ffff451c03d in Gtk::Main::run () at ../libs/tk/ytkmm/main.cc:480
#56 0x00007ffff4d7e524 in Gtkmm2ext::UI::run (this=0x5555581c7380, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:319
#57 0x00005555565c6458 in main (argc=1, argv=0x7fffffffc648) at ../gtk2_ardour/main.cc:502