Starting program: /usr/bin/env LD_LIBRARY_PATH=/opt/Ardour-9.0.11-dbg/lib:/usr/\$\{LIB\}/pipewire-0.3/jack /opt/Ardour-9.0.11-dbg/bin/ardour-9.0.11
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/x86_64-linux-gnu/libthread_db.so.1".
process 726722 is executing new program: /opt/Ardour-9.0.11-dbg/bin/ardour-9.0.11
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff1314900 (LWP 726745)]
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[Thread 0x7fffdae116c0 (LWP 726765) exited]
[New Thread 0x7fffb7fff6c0 (LWP 726822)]
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[Thread 0x7fffd90266c0 (LWP 726777) exited]
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[Detaching after vfork from child process 726862]
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[Thread 0x7fffb5ffb6c0 (LWP 726855) exited]
[Thread 0x7fffd90266c0 (LWP 726854) exited]
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[Thread 0x7fffa37fe6c0 (LWP 726859) exited]
[Thread 0x7fffb4ff96c0 (LWP 726857) exited]
[Detaching after vfork from child process 726866]
[New Thread 0x7fffa1ffb6c0 (LWP 726868)]
[Thread 0x7fffa1ffb6c0 (LWP 726868) exited]
[New Thread 0x7fffa1ffb6c0 (LWP 726877)]
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[Thread 0x7fff818246c0 (LWP 727031) exited]
[Thread 0x7fff820256c0 (LWP 726973) exited]

Thread 1 "ArdourGUI" received signal SIGTRAP, Trace/breakpoint trap.
0x00007ffff3f2a147 in g_log_structured_array () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0

Thread 60 (Thread 0x7fff82ff56c0 (LWP 726899) "AutomationWatch"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=a1@entry=0, a2=a2@entry=0, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=230) at ./nptl/cancellation.c:49
#2  0x00007ffff322013a in __GI___clock_nanosleep (clock_id=<optimized out>, clock_id@entry=0, flags=flags@entry=0, req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
#3  0x00007ffff322b733 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#4  0x00007ffff3f5142f in g_usleep () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff6c5f5b6 in ARDOUR::AutomationWatch::thread (this=0x555559e65960) at ../libs/ardour/automation_watch.cc:206
#6  0x00007ffff6c64791 in std::__invoke_impl<void, void (ARDOUR::AutomationWatch::*&)(), ARDOUR::AutomationWatch*&> (__f=@0x55555bc65860: (void (ARDOUR::AutomationWatch::*)(class ARDOUR::AutomationWatch * const)) 0x7ffff6c5f51c <ARDOUR::AutomationWatch::thread()>, __t=@0x55555bc65870: 0x555559e65960) at /usr/include/c++/10/bits/invoke.h:73
#7  0x00007ffff6c644ea in std::__invoke<void (ARDOUR::AutomationWatch::*&)(), ARDOUR::AutomationWatch*&> (__fn=@0x55555bc65860: (void (ARDOUR::AutomationWatch::*)(class ARDOUR::AutomationWatch * const)) 0x7ffff6c5f51c <ARDOUR::AutomationWatch::thread()>) at /usr/include/c++/10/bits/invoke.h:95
#8  0x00007ffff6c642da in std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555bc65860, __args=...) at /usr/include/c++/10/functional:416
#9  0x00007ffff6c63dca in std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>::operator()<, void>() (this=0x55555bc65860) at /usr/include/c++/10/functional:499
#10 0x00007ffff6c63916 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++/10/bits/invoke.h:60
#11 0x00007ffff6c62a14 in std::__invoke_r<void, std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&>(std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#12 0x00007ffff6c61447 in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AutomationWatch::*(ARDOUR::AutomationWatch*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#13 0x0000555555da3544 in std::function<void()>::operator() (this=0x55555d7d7b08) at /usr/include/c++/10/bits/std_function.h:622
#14 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x55555d7d7ae0) at ../libs/pbd/pthread_utils.cc:594
#15 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#16 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 59 (Thread 0x7fff837f66c0 (LWP 726898) "AutoConnect"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=4294967295, nr=202) at ./nptl/cancellation.c:49
#2  0x00007ffff31d349c in __futex_abstimed_wait_common64 (private=0, futex_word=0x55555d7ee0e4, expected=<optimized out>, op=<optimized out>, abstime=0x0, cancel=true) at ./nptl/futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55555d7ee0e4, expected=<optimized out>, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87
#4  0x00007ffff31d34fb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555d7ee0e4, expected=<optimized out>, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#5  0x00007ffff31d5a28 in __pthread_cond_wait_common (cond=0x55555d7ee0c0, mutex=0x55555d7ee098, clockid=0, abstime=0x0) at ./nptl/pthread_cond_wait.c:421
#6  ___pthread_cond_wait (cond=0x55555d7ee0c0, mutex=0x55555d7ee098) at ./nptl/pthread_cond_wait.c:453
#7  0x00007ffff7190b79 in ARDOUR::Session::auto_connect_thread_run (this=0x55555d7ebca0) at ../libs/ardour/session.cc:8059
#8  0x00007ffff71905c8 in ARDOUR::Session::auto_connect_thread (arg=0x55555d7ebca0) at ../libs/ardour/session.cc:7991
#9  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555998d3c0) at ../libs/pbd/pthread_utils.cc:199
#10 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#11 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 58 (Thread 0x7fff83ff76c0 (LWP 726897) "SessionSignals"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=4294967295, nr=202) at ./nptl/cancellation.c:49
#2  0x00007ffff31d349c in __futex_abstimed_wait_common64 (private=0, futex_word=0x55555d7ee070, expected=<optimized out>, op=<optimized out>, abstime=0x0, cancel=true) at ./nptl/futex-internal.c:57
#3  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55555d7ee070, expected=<optimized out>, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87
#4  0x00007ffff31d34fb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555d7ee070, expected=<optimized out>, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#5  0x00007ffff31d5a28 in __pthread_cond_wait_common (cond=0x55555d7ee050, mutex=0x55555d7ee028, clockid=0, abstime=0x0) at ./nptl/pthread_cond_wait.c:421
#6  ___pthread_cond_wait (cond=0x55555d7ee050, mutex=0x55555d7ee028) at ./nptl/pthread_cond_wait.c:453
#7  0x00007ffff721e2c5 in ARDOUR::Session::emit_thread_run (this=0x55555d7ebca0) at ../libs/ardour/session_process.cc:1234
#8  0x00007ffff721e264 in ARDOUR::Session::emit_thread (arg=0x55555d7ebca0) at ../libs/ardour/session_process.cc:1224
#9  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555f4a73a0) at ../libs/pbd/pthread_utils.cc:199
#10 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#11 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 57 (Thread 0x7fff847f86c0 (LWP 726896) "Ctrl USB Hotplu"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff312d2e5 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libusb-1.0.so.0
#5  0x00007ffff312e262 in libusb_handle_events_timeout_completed () from /opt/Ardour-9.0.11-dbg/lib/libusb-1.0.so.0
#6  0x00007ffff312e3ea in libusb_handle_events () from /opt/Ardour-9.0.11-dbg/lib/libusb-1.0.so.0
#7  0x00007ffff6c8b020 in usb_hotplug_thread (user_data=0x5555577081b0) at ../libs/ardour/control_protocol_manager.cc:87
#8  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555af803d0) at ../libs/pbd/pthread_utils.cc:199
#9  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#10 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 56 (Thread 0x7fff84ff96c0 (LWP 726895) "ArdourGUI"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff3134d00 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libusb-1.0.so.0
#5  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#6  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 55 (Thread 0x7fff857fa6c0 (LWP 726894) "UI:Open Sound C"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff3f22c8e in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3f23023 in g_main_loop_run () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff4d04cd3 in BaseUI::main_thread (this=0x55555bd6bc78) at ../libs/pbd/base_ui.cc:101
#7  0x00007ffff4d09673 in std::__invoke_impl<void, void (BaseUI::*&)(), BaseUI*&> (__f=@0x55555f3e1150: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>, __t=@0x55555f3e1160: 0x55555bd6bc78) at /usr/include/c++/10/bits/invoke.h:73
#8  0x00007ffff4d09497 in std::__invoke<void (BaseUI::*&)(), BaseUI*&> (__fn=@0x55555f3e1150: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#9  0x00007ffff4d092fc in std::_Bind<void (BaseUI::*(BaseUI*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555f3e1150, __args=...) at /usr/include/c++/10/functional:416
#10 0x00007ffff4d08fdc in std::_Bind<void (BaseUI::*(BaseUI*))()>::operator()<, void>() (this=0x55555f3e1150) at /usr/include/c++/10/functional:499
#11 0x00007ffff4d08a54 in std::__invoke_impl<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::__invoke_other, std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__f=...) at /usr/include/c++/10/bits/invoke.h:60
#12 0x00007ffff4d081e4 in std::__invoke_r<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#13 0x00007ffff4d077e9 in std::_Function_handler<void (), std::_Bind<void (BaseUI::*(BaseUI*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#14 0x0000555555da3544 in std::function<void()>::operator() (this=0x555560e506b8) at /usr/include/c++/10/bits/std_function.h:622
#15 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x555560e50690) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#17 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 54 (Thread 0x7fff85ffb6c0 (LWP 726893) "ExecStdOut"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff4d82382 in PBD::SystemExec::output_interposer (this=0x55555f489300) at ../libs/pbd/system_exec.cc:890
#5  0x00007ffff4d81467 in interposer_thread (arg=0x55555f489300) at ../libs/pbd/system_exec.cc:284
#6  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555b67c5d0) at ../libs/pbd/pthread_utils.cc:199
#7  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#8  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 53 (Thread 0x7fff867fc6c0 (LWP 726891) "UI:Generic MIDI"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff3f22c8e in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3f23023 in g_main_loop_run () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff4d04cd3 in BaseUI::main_thread (this=0x55555f0d1bb8) at ../libs/pbd/base_ui.cc:101
#7  0x00007ffff4d09673 in std::__invoke_impl<void, void (BaseUI::*&)(), BaseUI*&> (__f=@0x55555e8f05d0: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>, __t=@0x55555e8f05e0: 0x55555f0d1bb8) at /usr/include/c++/10/bits/invoke.h:73
#8  0x00007ffff4d09497 in std::__invoke<void (BaseUI::*&)(), BaseUI*&> (__fn=@0x55555e8f05d0: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#9  0x00007ffff4d092fc in std::_Bind<void (BaseUI::*(BaseUI*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555e8f05d0, __args=...) at /usr/include/c++/10/functional:416
#10 0x00007ffff4d08fdc in std::_Bind<void (BaseUI::*(BaseUI*))()>::operator()<, void>() (this=0x55555e8f05d0) at /usr/include/c++/10/functional:499
#11 0x00007ffff4d08a54 in std::__invoke_impl<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::__invoke_other, std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__f=...) at /usr/include/c++/10/bits/invoke.h:60
#12 0x00007ffff4d081e4 in std::__invoke_r<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#13 0x00007ffff4d077e9 in std::_Function_handler<void (), std::_Bind<void (BaseUI::*(BaseUI*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#14 0x0000555555da3544 in std::function<void()>::operator() (this=0x55555d77b678) at /usr/include/c++/10/bits/std_function.h:622
#15 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x55555d77b650) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#17 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 52 (Thread 0x7fff86ffd6c0 (LWP 726890) "midiUI"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff3f22c8e in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3f23023 in g_main_loop_run () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff4d04cd3 in BaseUI::main_thread (this=0x55555e45b310) at ../libs/pbd/base_ui.cc:101
#7  0x00007ffff4d09673 in std::__invoke_impl<void, void (BaseUI::*&)(), BaseUI*&> (__f=@0x55555e45d280: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>, __t=@0x55555e45d290: 0x55555e45b310) at /usr/include/c++/10/bits/invoke.h:73
#8  0x00007ffff4d09497 in std::__invoke<void (BaseUI::*&)(), BaseUI*&> (__fn=@0x55555e45d280: (void (BaseUI::*)(BaseUI * const)) 0x7ffff4d04aca <BaseUI::main_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#9  0x00007ffff4d092fc in std::_Bind<void (BaseUI::*(BaseUI*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x55555e45d280, __args=...) at /usr/include/c++/10/functional:416
#10 0x00007ffff4d08fdc in std::_Bind<void (BaseUI::*(BaseUI*))()>::operator()<, void>() (this=0x55555e45d280) at /usr/include/c++/10/functional:499
#11 0x00007ffff4d08a54 in std::__invoke_impl<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::__invoke_other, std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__f=...) at /usr/include/c++/10/bits/invoke.h:60
#12 0x00007ffff4d081e4 in std::__invoke_r<void, std::_Bind<void (BaseUI::*(BaseUI*))()>&>(std::_Bind<void (BaseUI::*(BaseUI*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#13 0x00007ffff4d077e9 in std::_Function_handler<void (), std::_Bind<void (BaseUI::*(BaseUI*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#14 0x0000555555da3544 in std::function<void()>::operator() (this=0x55555e45d248) at /usr/include/c++/10/bits/std_function.h:622
#15 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x55555e45d220) at ../libs/pbd/pthread_utils.cc:594
#16 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#17 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 51 (Thread 0x7fffd8a30900 (LWP 726889) "butler"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff4d1c974 in CrossThreadChannel::poll_for_request (this=0x55555a231ac8) at ../libs/pbd/crossthread.posix.cc:108
#5  0x00007ffff4d1c9e5 in CrossThreadChannel::receive (this=0x55555a231ac8, msg=@0x7fffd8a2f4bf: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#6  0x00007ffff6c74965 in ARDOUR::Butler::thread_work (this=0x55555a231a20) at ../libs/ardour/butler.cc:208
#7  0x00007ffff6c74229 in ARDOUR::Butler::_thread_work (arg=0x55555a231a20) at ../libs/ardour/butler.cc:178
#8  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555bc164c0) at ../libs/pbd/pthread_utils.cc:199
#9  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#10 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 50 (Thread 0x7fffd92566c0 (LWP 726886) "IO-1-0x7fffd925"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4d727c4 in PBD::Semaphore::wait (this=0x55555a1007ec) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6e2f5db in ARDOUR::IOTaskList::io_thread (this=0x55555a1007b0) at ../libs/ardour/io_tasklist.cc:166
#3  0x00007ffff6e2f508 in ARDOUR::IOTaskList::_worker_thread (me=0x55555a1007b0) at ../libs/ardour/io_tasklist.cc:154
#4  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#5  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 49 (Thread 0x7fffa2ffd6c0 (LWP 726885) "IO-0-0x7fffa2ff"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4d727c4 in PBD::Semaphore::wait (this=0x55555a1007ec) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6e2f5db in ARDOUR::IOTaskList::io_thread (this=0x55555a1007b0) at ../libs/ardour/io_tasklist.cc:166
#3  0x00007ffff6e2f508 in ARDOUR::IOTaskList::_worker_thread (me=0x55555a1007b0) at ../libs/ardour/io_tasklist.cc:154
#4  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#5  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 48 (Thread 0x7fffb4ff96c0 (LWP 726884) "RT-2-0x7fffb4ff"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4d727c4 in PBD::Semaphore::wait (this=0x555559352904) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6dbb278 in ARDOUR::Graph::run_one (this=0x5555593527d0) at ../libs/ardour/graph.cc:320
#3  0x00007ffff6dbb80b in ARDOUR::Graph::helper_thread (this=0x5555593527d0) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6dc6691 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fff94001e30: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb620 <ARDOUR::Graph::helper_thread()>, __t=@0x7fff94001e40: 0x5555593527d0) at /usr/include/c++/10/bits/invoke.h:73
#5  0x00007ffff6dc636d in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fff94001e30: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb620 <ARDOUR::Graph::helper_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#6  0x00007ffff6dc5b20 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fff94001e30, __args=...) at /usr/include/c++/10/functional:416
#7  0x00007ffff6dc4eac in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fff94001e30) at /usr/include/c++/10/functional:499
#8  0x00007ffff6dc3adf 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++/10/bits/invoke.h:60
#9  0x00007ffff6dc1e61 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#10 0x00007ffff6dc0dfe in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#11 0x0000555555da3544 in std::function<void()>::operator() (this=0x7fffb4ff8ca0) at /usr/include/c++/10/bits/std_function.h:622
#12 0x00007fffdb53f812 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555a427170) at ../libs/backends/jack/jack_audiobackend.cc:895
#13 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#14 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 47 (Thread 0x7fffa37fe6c0 (LWP 726883) "RT-1-0x7fffa37f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4d727c4 in PBD::Semaphore::wait (this=0x555559352904) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6dbb278 in ARDOUR::Graph::run_one (this=0x5555593527d0) at ../libs/ardour/graph.cc:320
#3  0x00007ffff6dbb80b in ARDOUR::Graph::helper_thread (this=0x5555593527d0) at ../libs/ardour/graph.cc:372
#4  0x00007ffff6dc6691 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fff98001ac0: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb620 <ARDOUR::Graph::helper_thread()>, __t=@0x7fff98001ad0: 0x5555593527d0) at /usr/include/c++/10/bits/invoke.h:73
#5  0x00007ffff6dc636d in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fff98001ac0: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb620 <ARDOUR::Graph::helper_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#6  0x00007ffff6dc5b20 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fff98001ac0, __args=...) at /usr/include/c++/10/functional:416
#7  0x00007ffff6dc4eac in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fff98001ac0) at /usr/include/c++/10/functional:499
#8  0x00007ffff6dc3adf 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++/10/bits/invoke.h:60
#9  0x00007ffff6dc1e61 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#10 0x00007ffff6dc0dfe in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#11 0x0000555555da3544 in std::function<void()>::operator() (this=0x7fffa37fdca0) at /usr/include/c++/10/bits/std_function.h:622
#12 0x00007fffdb53f812 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555b049300) at ../libs/backends/jack/jack_audiobackend.cc:895
#13 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#14 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 46 (Thread 0x7fffa1ffb6c0 (LWP 726882) "RT-main-0x7fffa"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff4d727c4 in PBD::Semaphore::wait (this=0x555559352910) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff6dbacb1 in ARDOUR::Graph::reached_terminal_node (this=0x5555593527d0) at ../libs/ardour/graph.cc:267
#3  0x00007ffff6dc6fe9 in ARDOUR::GraphNode::finish (this=0x55555e43d2b8, chain=0x55555d5f9ac0) at ../libs/ardour/graphnode.cc:107
#4  0x00007ffff6dc6ece in ARDOUR::GraphNode::run (this=0x55555e43d2b8, chain=0x55555d5f9ac0) at ../libs/ardour/graphnode.cc:74
#5  0x00007ffff6dbb428 in ARDOUR::Graph::run_one (this=0x5555593527d0) at ../libs/ardour/graph.cc:344
#6  0x00007ffff6dbbc77 in ARDOUR::Graph::main_thread (this=0x5555593527d0) at ../libs/ardour/graph.cc:425
#7  0x00007ffff6dc6691 in std::__invoke_impl<void, void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__f=@0x7fff88000930: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb8c2 <ARDOUR::Graph::main_thread()>, __t=@0x7fff88000940: 0x5555593527d0) at /usr/include/c++/10/bits/invoke.h:73
#8  0x00007ffff6dc636d in std::__invoke<void (ARDOUR::Graph::*&)(), ARDOUR::Graph*&> (__fn=@0x7fff88000930: (void (ARDOUR::Graph::*)(ARDOUR::Graph * const)) 0x7ffff6dbb8c2 <ARDOUR::Graph::main_thread()>) at /usr/include/c++/10/bits/invoke.h:95
#9  0x00007ffff6dc5b20 in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fff88000930, __args=...) at /usr/include/c++/10/functional:416
#10 0x00007ffff6dc4eac in std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>::operator()<, void>() (this=0x7fff88000930) at /usr/include/c++/10/functional:499
#11 0x00007ffff6dc3adf 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++/10/bits/invoke.h:60
#12 0x00007ffff6dc1e61 in std::__invoke_r<void, std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&>(std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#13 0x00007ffff6dc0dfe in std::_Function_handler<void (), std::_Bind<void (ARDOUR::Graph::*(ARDOUR::Graph*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#14 0x0000555555da3544 in std::function<void()>::operator() (this=0x7fffa1ffaca0) at /usr/include/c++/10/bits/std_function.h:622
#15 0x00007fffdb53f812 in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x55555a427070) at ../libs/backends/jack/jack_audiobackend.cc:895
#16 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#17 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 33 (Thread 0x7fffb77fe6c0 (LWP 726829) "AudioEngine 1"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:75
#3  0x00007ffff3254fed in epoll_wait (epfd=<optimized out>, events=<optimized out>, maxevents=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#4  0x00007fffdb230f09 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#5  0x00007fffdb21bf31 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#6  0x00007fffdb279aa9 in pw_data_loop_wait () from /usr/lib/x86_64-linux-gnu/libpipewire-0.3.so.0
#7  0x00007fffdb34fae0 in jack_cycle_wait () from /usr/lib/x86_64-linux-gnu/pipewire-0.3/jack/libjack.so.0
#8  0x00007fffdb5646dd in WJACK_cycle_wait (client=0x555557b13400) at ../libs/backends/jack/weak_libjack.def:95
#9  0x00007fffdb53f8d5 in ARDOUR::JACKAudioBackend::process_thread (this=0x5555579697a0) at ../libs/backends/jack/jack_audiobackend.cc:924
#10 0x00007fffdb53f860 in ARDOUR::JACKAudioBackend::_process_thread (arg=0x5555579697a0) at ../libs/backends/jack/jack_audiobackend.cc:903
#11 0x00007fffdb21c0a6 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#12 0x00007fffdb27992d in ?? () from /usr/lib/x86_64-linux-gnu/libpipewire-0.3.so.0
#13 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#14 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 32 (Thread 0x7fffd88256c0 (LWP 726828) "pw-ardour"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:75
#3  0x00007ffff3254fed in epoll_wait (epfd=<optimized out>, events=<optimized out>, maxevents=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#4  0x00007fffdb230f09 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#5  0x00007fffdb21bc7d in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#6  0x00007fffdb2f0034 in ?? () from /usr/lib/x86_64-linux-gnu/libpipewire-0.3.so.0
#7  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#8  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 31 (Thread 0x7fffb6ffd6c0 (LWP 726827) "pw-ardour"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=232) at ./nptl/cancellation.c:75
#3  0x00007ffff3254fed in epoll_wait (epfd=<optimized out>, events=<optimized out>, maxevents=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#4  0x00007fffdb230f09 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#5  0x00007fffdb21bc7d in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
#6  0x00007fffdb2f0034 in ?? () from /usr/lib/x86_64-linux-gnu/libpipewire-0.3.so.0
#7  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#8  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 20 (Thread 0x7fffda42d6c0 (LWP 726775) "gmain"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff3f22c8e in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3f22d9f in g_main_context_iteration () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff3f22df1 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#7  0x00007ffff3f4fc35 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#8  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#9  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 10 (Thread 0x7fffdbd896c0 (LWP 726762) "DeviceList"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff3f728ff in g_cond_wait () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6be64f7 in ARDOUR::AudioEngine::do_devicelist_update (this=0x555557e516f0) at ../libs/ardour/audioengine.cc:757
#3  0x00007ffff6bf344e in std::__invoke_impl<void, void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__f=@0x555557e56900: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6be639c <ARDOUR::AudioEngine::do_devicelist_update()>, __t=@0x555557e56910: 0x555557e516f0) at /usr/include/c++/10/bits/invoke.h:73
#4  0x00007ffff6bf32f5 in std::__invoke<void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__fn=@0x555557e56900: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6be639c <ARDOUR::AudioEngine::do_devicelist_update()>) at /usr/include/c++/10/bits/invoke.h:95
#5  0x00007ffff6bf3114 in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x555557e56900, __args=...) at /usr/include/c++/10/functional:416
#6  0x00007ffff6bf2b6c in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::operator()<, void>() (this=0x555557e56900) at /usr/include/c++/10/functional:499
#7  0x00007ffff6bf23bc 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++/10/bits/invoke.h:60
#8  0x00007ffff6bf1296 in std::__invoke_r<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#9  0x00007ffff6befa9b in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#10 0x0000555555da3544 in std::function<void()>::operator() (this=0x555557e51658) at /usr/include/c++/10/bits/std_function.h:622
#11 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x555557e51630) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#13 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 9 (Thread 0x7fffe18df6c0 (LWP 726761) "EngineWatchdog"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff3f728ff in g_cond_wait () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6be628b in ARDOUR::AudioEngine::do_reset_backend (this=0x555557e516f0) at ../libs/ardour/audioengine.cc:722
#3  0x00007ffff6bf344e in std::__invoke_impl<void, void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__f=@0x555557e568e0: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6be5ecc <ARDOUR::AudioEngine::do_reset_backend()>, __t=@0x555557e568f0: 0x555557e516f0) at /usr/include/c++/10/bits/invoke.h:73
#4  0x00007ffff6bf32f5 in std::__invoke<void (ARDOUR::AudioEngine::*&)(), ARDOUR::AudioEngine*&> (__fn=@0x555557e568e0: (void (ARDOUR::AudioEngine::*)(ARDOUR::AudioEngine * const)) 0x7ffff6be5ecc <ARDOUR::AudioEngine::do_reset_backend()>) at /usr/include/c++/10/bits/invoke.h:95
#5  0x00007ffff6bf3114 in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x555557e568e0, __args=...) at /usr/include/c++/10/functional:416
#6  0x00007ffff6bf2b6c in std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>::operator()<, void>() (this=0x555557e568e0) at /usr/include/c++/10/functional:499
#7  0x00007ffff6bf23bc 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++/10/bits/invoke.h:60
#8  0x00007ffff6bf1296 in std::__invoke_r<void, std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&>(std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()>&) (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#9  0x00007ffff6befa9b in std::_Function_handler<void (), std::_Bind<void (ARDOUR::AudioEngine::*(ARDOUR::AudioEngine*))()> >::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#10 0x0000555555da3544 in std::function<void()>::operator() (this=0x555557e4f258) at /usr/include/c++/10/bits/std_function.h:622
#11 0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x555557e4f230) at ../libs/pbd/pthread_utils.cc:594
#12 0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#13 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 6 (Thread 0x7fffe37fe6c0 (LWP 726749) "Analyzer"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff3f728ff in g_cond_wait () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6bae81a in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:95
#3  0x0000555555e4a5ff in sigc::pointer_functor0<void>::operator() (this=0x55555777a328) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x00007ffff6bb1b9e in std::__invoke_impl<void, sigc::pointer_functor0<void>&> (__f=...) at /usr/include/c++/10/bits/invoke.h:60
#5  0x00007ffff6bb1431 in std::__invoke_r<void, sigc::pointer_functor0<void>&> (__fn=...) at /usr/include/c++/10/bits/invoke.h:110
#6  0x00007ffff6bb072c in std::_Function_handler<void(), sigc::pointer_functor0<void> >::_M_invoke (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#7  0x0000555555da3544 in std::function<void()>::operator() (this=0x55555777a328) at /usr/include/c++/10/bits/std_function.h:622
#8  0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x55555777a300) at ../libs/pbd/pthread_utils.cc:594
#9  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#10 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 5 (Thread 0x7fffe3fff6c0 (LWP 726748) "PeakFileBuilder"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff3f728ff in g_cond_wait () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff72c9b67 in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#3  0x00007ffff7f221e1 in std::__invoke_impl<void, void (*&)()> (__f=@0x555557779dc8: 0x7ffff72c9ab9 <peak_thread_work()>) at /usr/include/c++/10/bits/invoke.h:60
#4  0x00007ffff7f216ed in std::__invoke_r<void, void (*&)()> (__fn=@0x555557779dc8: 0x7ffff72c9ab9 <peak_thread_work()>) at /usr/include/c++/10/bits/invoke.h:110
#5  0x00007ffff7f2068f in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#6  0x0000555555da3544 in std::function<void()>::operator() (this=0x555557779dc8) at /usr/include/c++/10/bits/std_function.h:622
#7  0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x555557779da0) at ../libs/pbd/pthread_utils.cc:594
#8  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#9  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 4 (Thread 0x7ffff09736c0 (LWP 726747) "PeakFileBuilder"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff3f728ff in g_cond_wait () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff72c9b67 in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#3  0x00007ffff7f221e1 in std::__invoke_impl<void, void (*&)()> (__f=@0x5555577a9b68: 0x7ffff72c9ab9 <peak_thread_work()>) at /usr/include/c++/10/bits/invoke.h:60
#4  0x00007ffff7f216ed in std::__invoke_r<void, void (*&)()> (__fn=@0x5555577a9b68: 0x7ffff72c9ab9 <peak_thread_work()>) at /usr/include/c++/10/bits/invoke.h:110
#5  0x00007ffff7f2068f in std::_Function_handler<void(), void (*)()>::_M_invoke (__functor=...) at /usr/include/c++/10/bits/std_function.h:291
#6  0x0000555555da3544 in std::function<void()>::operator() (this=0x5555577a9b68) at /usr/include/c++/10/bits/std_function.h:622
#7  0x00007ffff4d6af17 in PBD::Thread::_run (arg=0x5555577a9b40) at ../libs/pbd/pthread_utils.cc:594
#8  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#9  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7ffff11746c0 (LWP 726746) "LXVSTEventLoop"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=a1@entry=0, a2=a2@entry=0, a3=<optimized out>, a4=<optimized out>, a5=a5@entry=0, a6=a6@entry=0, nr=230) at ./nptl/cancellation.c:49
#2  0x00007ffff322013a in __GI___clock_nanosleep (clock_id=<optimized out>, clock_id@entry=0, flags=flags@entry=0, req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
#3  0x00007ffff322b733 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#4  0x00007ffff3f5142f in g_usleep () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x0000555556d7e8f0 in gui_event_loop () at ../gtk2_ardour/linux_vst_gui_support.cc:463
#6  0x00007ffff4d69c82 in fake_thread_start (arg=0x5555577b97d0) at ../libs/pbd/pthread_utils.cc:199
#7  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#8  0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7ffff1314900 (LWP 726745) "TriggerBox Work"):
#0  __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ffff31d2e84 in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:49
#2  0x00007ffff31d2ecd in __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=a4@entry=0, a5=a5@entry=0, a6=a6@entry=0, nr=7) at ./nptl/cancellation.c:75
#3  0x00007ffff3247da6 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ffff4d1c974 in CrossThreadChannel::poll_for_request (this=0x55555772b5e0) at ../libs/pbd/crossthread.posix.cc:108
#5  0x00007ffff4d1c9e5 in CrossThreadChannel::receive (this=0x55555772b5e0, msg=@0x7ffff1313d3f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#6  0x00007ffff734e04f in ARDOUR::TriggerBoxThread::thread_work (this=0x55555772b5b0) at ../libs/ardour/triggerbox.cc:5825
#7  0x00007ffff734dff3 in ARDOUR::TriggerBoxThread::_thread_work (arg=0x55555772b5b0) at ../libs/ardour/triggerbox.cc:5815
#8  0x00007ffff4d69c82 in fake_thread_start (arg=0x55555772b880) at ../libs/pbd/pthread_utils.cc:199
#9  0x00007ffff31d6489 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:448
#10 0x00007ffff3254d38 in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7ffff1cf93c0 (LWP 726722) "ArdourGUI"):
#0  0x00007ffff3f2a147 in g_log_structured_array () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#1  0x00007ffff3f2a59e in g_log_default_handler () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#2  0x000055555649da08 in ardour_g_log (log_domain=0x7ffff3e7e097 "glibmm", log_level=6, message=0x555568631ff0 "\nunhandled exception (type std::exception) in signal handler:\nwhat: unable to create port 'Master/audio_out 64': failed constructor\n", user_data=0x0) at ../gtk2_ardour/main.cc:125
#3  0x00007ffff3f2a7f9 in g_logv () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff3f2aa42 in g_log () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3e57a5b in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglibmm-2.4.so.1
#6  0x00007ffff3e5800e in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff3d407d2 in g_closure_invoke () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#8  0x00007ffff3d5224a in ?? () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#9  0x00007ffff3d5c4ce in g_signal_emit_valist () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#10 0x00007ffff3d5cb22 in g_signal_emit () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#11 0x00007ffff451f350 in IA__gtk_widget_activate (widget=0x555567adf180) at ../libs/tk/ytk/gtkwidget.c:5089
#12 0x00007ffff43c1b19 in IA__gtk_menu_shell_activate_item (menu_shell=0x55555d5cd5f0, menu_item=0x555567adf180, force_deactivate=1) at ../libs/tk/ytk/gtkmenushell.c:1278
#13 0x00007ffff43c071a in gtk_menu_shell_button_release (widget=0x55555d5cd5f0, event=0x55555a279680) at ../libs/tk/ytk/gtkmenushell.c:703
#14 0x00007ffff43b391e in gtk_menu_button_release (widget=0x55555d5cd5f0, event=0x55555a279680) at ../libs/tk/ytk/gtkmenu.c:3019
#15 0x00007ffff4a7a6c9 in Gtk::Widget_Class::button_release_event_callback (self=0x55555d5cd5f0, p0=0x55555a279680) at ../libs/tk/ytkmm/widget.cc:4345
#16 0x00007ffff43a78bf in _gtk_marshal_BOOLEAN__BOXED (closure=0x555557f176e0, return_value=0x7fffffffd2e0, n_param_values=2, param_values=0x7fffffffd390, invocation_hint=0x7fffffffd330, marshal_data=0x7ffff4a7a5de <Gtk::Widget_Class::button_release_event_callback(_GtkWidget*, _GdkEventButton*)>) at ../libs/tk/ytk/gtkmarshalers.c:84
#17 0x00007ffff3d407d2 in g_closure_invoke () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#18 0x00007ffff3d51e29 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#19 0x00007ffff3d5bbb5 in g_signal_emit_valist () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#20 0x00007ffff3d5cb22 in g_signal_emit () from /opt/Ardour-9.0.11-dbg/lib/libgobject-2.0.so.0
#21 0x00007ffff451f232 in gtk_widget_event_internal (widget=0x55555d5cd5f0, event=0x55555a279680) at ../libs/tk/ytk/gtkwidget.c:5058
#22 0x00007ffff451ed34 in IA__gtk_widget_event (widget=0x55555d5cd5f0, event=0x55555a279680) at ../libs/tk/ytk/gtkwidget.c:4846
#23 0x00007ffff43a5926 in IA__gtk_propagate_event (widget=0x55555d5cd5f0, event=0x55555a279680) at ../libs/tk/ytk/gtkmain.c:2457
#24 0x00007ffff43a43b4 in IA__gtk_main_do_event (event=0x55555a279680) at ../libs/tk/ytk/gtkmain.c:1646
#25 0x00007ffff41d5198 in gdk_event_dispatch (source=0x555557ea3de0, callback=0x0, user_data=0x0) at ../libs/tk/ydk/x11/gdkevents-x11.c:2541
#26 0x00007ffff3f22a73 in g_main_context_dispatch () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#27 0x00007ffff3f22cf8 in ?? () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#28 0x00007ffff3f23023 in g_main_loop_run () from /opt/Ardour-9.0.11-dbg/lib/libglib-2.0.so.0
#29 0x00007ffff43a3949 in IA__gtk_main () at ../libs/tk/ytk/gtkmain.c:1213
#30 0x00007ffff49f043d in Gtk::Main::run_impl (this=0x555557eadf70) at ../libs/tk/ytkmm/main.cc:537
#31 0x00007ffff49f0245 in Gtk::Main::run () at ../libs/tk/ytkmm/main.cc:480
#32 0x00007ffff4f53b3c in Gtkmm2ext::UI::run (this=0x555557ea4a30, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:319
#33 0x000055555649ece2 in main (argc=1, argv=0x7fffffffddf8) at ../gtk2_ardour/main.cc:471
logging debugredirect:  off: Debug output will go to both the screen and the log file.
logging enabled:  on: Logging is enabled.
logging file:  The current logfile is "/tmp/ardour_outputs_dbg.log".
logging overwrite:  off: Logging appends to the log file.
logging redirect:  off: Output will go to both the screen and the log file.