Thread 63 (Thread 0x7fff2bfff700 (LWP 12469)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 62 (Thread 0x7fff34ff9700 (LWP 12468)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 61 (Thread 0x7fff357fa700 (LWP 12467)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 60 (Thread 0x7fff35ffb700 (LWP 12466)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 59 (Thread 0x7fff367fc700 (LWP 12465)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
--Type <RET> for more, q to quit, c to continue without paging--c
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7fff36ffd700 (LWP 12464)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 57 (Thread 0x7fff377fe700 (LWP 12463)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 56 (Thread 0x7fff37fff700 (LWP 12462)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7b9968d in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#3  0x00007ffff7b99743 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#4  0x00007ffff7b999eb in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-6.9.0/lib/libwaveview.so.0
#5  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#6  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 55 (Thread 0x7fff509b2700 (LWP 12461)):
#0  0x00007fffee4463bf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fff509b1cc0, rem=0x7fff509b1cd0) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007fffee44c047 in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x00007ffff4796a38 in g_usleep () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x00007ffff709ca00 in ARDOUR::AutomationWatch::thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#5  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fff511b3700 (LWP 12460)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555557eef658) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555557eef608, cond=0x555557eef630) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555557eef630, mutex=0x555557eef608) at pthread_cond_wait.c:638
#3  0x00007ffff74f9243 in ARDOUR::Session::auto_connect_thread_run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74f9418 in ARDOUR::Session::auto_connect_thread(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7fffc91f5700 (LWP 12459)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555557eef5ec) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555557eef598, cond=0x555557eef5c0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555557eef5c0, mutex=0x555557eef598) at pthread_cond_wait.c:638
#3  0x00007ffff756f3d3 in ARDOUR::Session::emit_thread_run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff756f408 in ARDOUR::Session::emit_thread(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7fffb3fff700 (LWP 12458)):
#0  0x00007fffee47baff in __GI___poll (fds=0x7fff4417be00, nfds=3, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4765d66 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff47660f2 in g_main_loop_run () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x00007ffff58e2b32 in BaseUI::main_thread() () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#4  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#5  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7fffc89f4700 (LWP 12457)):
#0  0x00007fffee47baff in __GI___poll (fds=0x7fff40142810, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4765d66 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff47660f2 in g_main_loop_run () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x00007ffff58e2b32 in BaseUI::main_thread() () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#4  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#5  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7fff532ec700 (LWP 12456)):
#0  0x00007fffee47baff in __GI___poll (fds=0x7fff532ebae8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff58ecff7 in CrossThreadChannel::poll_for_request() () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#2  0x00007ffff58ed056 in CrossThreadChannel::receive(char&, bool) () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#3  0x00007ffff70a98d6 in ARDOUR::Butler::thread_work() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff70aaa82 in ARDOUR::Butler::_thread_work(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff59159b6 in ?? () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7fffb2714700 (LWP 12454)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7fffb2795700 (LWP 12453)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7fffb2816700 (LWP 12452)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7fffb2897700 (LWP 12451)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7fffb2918700 (LWP 12450)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7fffb2999700 (LWP 12449)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fffb2a1a700 (LWP 12448)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fffb2a9b700 (LWP 12447)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce58b0) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce58b0, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce58b0, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fba6 in ARDOUR::Graph::reached_terminal_node() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717fd18 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#6  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#7  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7fffb2b1c700 (LWP 12446)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7fffb2b9d700 (LWP 12445)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff717ffd8 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7fffb2c1e700 (LWP 12444)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ce5888) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ce5888, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff717fd64 in ARDOUR::Graph::run_one() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff71802c0 in ARDOUR::Graph::main_thread() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007fffcbbafd81 in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7fffb2c29900 (LWP 12443)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fffb2c35900 (LWP 12442)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fffb2c41900 (LWP 12441)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7fffb2c4d900 (LWP 12440)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7fffb2c59900 (LWP 12439)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7fffb2c65900 (LWP 12438)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7fffb2c71900 (LWP 12437)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fffb2c7d900 (LWP 12436)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fffb2c89900 (LWP 12435)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fffb2c95900 (LWP 12434)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7fffc81ea900 (LWP 12433)):
#0  futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557ee3120) at ../sysdeps/nptl/futex-internal.h:320
#1  do_futex_wait (sem=sem@entry=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:112
#2  0x00007ffff08974e8 in __new_sem_wait_slow (sem=0x555557ee3120, abstime=0x0, clockid=0) at sem_waitcommon.c:184
#3  0x00007ffff74df869 in ARDOUR::RTTaskList::run() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#4  0x00007ffff74dfc88 in ARDOUR::RTTaskList::_thread_run(void*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fffc8167700 (LWP 12426)):
#0  0x00007ffff7454e1b in ARDOUR::PortManager::run_input_meters(unsigned int, long) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#1  0x00007ffff745762b in ARDOUR::PortManager::cycle_start(unsigned int, ARDOUR::Session*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#2  0x00007ffff7057722 in ARDOUR::AudioEngine::process_callback(unsigned int) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007fffcbbaf2fb in ARDOUR::JACKAudioBackend::process_thread() () from /opt/Ardour-6.9.0/lib/backends/libjack_audiobackend.so
#4  0x00007fffe803b1f2 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007fffe8054280 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fffc9bc6700 (LWP 12425)):
#0  __libc_read (nbytes=4, buf=0x7fffc9bc5b80, fd=12) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __libc_read (fd=12, buf=0x7fffc9bc5b80, nbytes=4) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fffe80554c2 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffe805891d in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffe8054280 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fffc9c50700 (LWP 12424)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555556d58158) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555556d58100, cond=0x555556d58130) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x555556d58130, mutex=0x555556d58100) at pthread_cond_wait.c:638
#3  0x00007fffe8054d32 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffe804c83d in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007fffe8054280 in ?? () from /lib/x86_64-linux-gnu/libjack.so.0
#6  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fffca451700 (LWP 12419)):
#0  0x00007fffee47baff in __GI___poll (fds=0x5555570eff00, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff4765d66 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff4765e7c in g_main_context_iteration () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x00007ffff4765ec1 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffd89bd700 (LWP 12411)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff70569c3 in ARDOUR::AudioEngine::do_devicelist_update() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffdb649700 (LWP 12410)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7058b1d in ARDOUR::AudioEngine::do_reset_backend() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fffe88f7700 (LWP 12408)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff7017ab7 in ARDOUR::Analyser::work() () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffe90f8700 (LWP 12407)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff75e3c87 in ?? () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffe98f9700 (LWP 12406)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff47b6e4c in g_cond_wait () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff75e3c87 in ?? () from /opt/Ardour-6.9.0/lib/libardour.so.3
#3  0x00007ffff4cffc4d in ?? () from /opt/Ardour-6.9.0/lib/libglibmm-2.4.so.1
#4  0x00007ffff47951e5 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#5  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fffea0fa700 (LWP 12405)):
#0  0x00007fffee4463bf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffea0f9b40, rem=0x7fffea0f9b50) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007fffee44c047 in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x00007ffff4796a38 in g_usleep () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x000055555618bb0b in ?? ()
#4  0x00007ffff088d609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#5  0x00007fffee488293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fffea73fd40 (LWP 12401)):
#0  __GI___libc_malloc (bytes=3) at malloc.c:3032
#1  0x00007ffff476c50a in g_malloc () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#2  0x00007ffff478c41f in g_strdup () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#3  0x00007ffff3d43c20 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#4  0x00007ffff3d44976 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#5  0x00007ffff4a779ae in g_cclosure_marshal_VOID__OBJECTv () from /opt/Ardour-6.9.0/lib/libgobject-2.0.so.0
#6  0x00007ffff4a74b74 in ?? () from /opt/Ardour-6.9.0/lib/libgobject-2.0.so.0
#7  0x00007ffff4a8f904 in g_signal_emit_valist () from /opt/Ardour-6.9.0/lib/libgobject-2.0.so.0
#8  0x00007ffff4a90082 in g_signal_emit () from /opt/Ardour-6.9.0/lib/libgobject-2.0.so.0
#9  0x00007ffff3edcfd7 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#10 0x00007ffff3cafb61 in gtk_container_forall () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#11 0x00007ffff3edd042 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#12 0x00007ffff3e11518 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#13 0x00007ffff3cafb61 in gtk_container_forall () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#14 0x00007ffff3edd042 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#15 0x00007ffff3c6318a in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#16 0x00007ffff1ebf1bd in Gtk::Container_Class::forall_vfunc_callback(_GtkContainer*, int, void (*)(_GtkWidget*, void*), void*) () from /opt/Ardour-6.9.0/lib/libgtkmm-2.4.so.1
#17 0x00007ffff3cafb61 in gtk_container_forall () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#18 0x00007ffff3edd042 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#19 0x00007ffff3edfcd3 in ?? () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#20 0x00007ffff3ee92c2 in gtk_widget_set_parent () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#21 0x00007ffff3c64765 in gtk_box_pack_start () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#22 0x00007ffff1ea801a in Gtk::Box_Helpers::BoxList::insert(Glib::List_Iterator<Gtk::Box_Helpers::Child>, Gtk::Box_Helpers::Element const&) () from /opt/Ardour-6.9.0/lib/libgtkmm-2.4.so.1
#23 0x0000555555bfb869 in ?? ()
#24 0x000055555588b302 in ?? ()
#25 0x00007ffff5bba728 in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, boost::function<void ()> const&) () from /opt/Ardour-6.9.0/lib/libgtkmm2ext.so.0
#26 0x000055555588ce08 in ?? ()
#27 0x000055555588ae7b in ?? ()
#28 0x00007ffff71d3bff in PBD::Signal1<void, ARDOUR::Location*, PBD::OptionalLastValue<void> >::operator()(ARDOUR::Location*) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#29 0x00007ffff71ce967 in ARDOUR::Locations::add(ARDOUR::Location*, bool) () from /opt/Ardour-6.9.0/lib/libardour.so.3
#30 0x00005555558a9a52 in ?? ()
#31 0x00005555558aaa76 in ?? ()
#32 0x0000555555860022 in ?? ()
#33 0x00007ffff5bb4c28 in Gtkmm2ext::UI::do_request(Gtkmm2ext::UIRequest*) () from /opt/Ardour-6.9.0/lib/libgtkmm2ext.so.0
#34 0x00007ffff5bbad55 in AbstractUI<Gtkmm2ext::UIRequest>::handle_ui_requests() () from /opt/Ardour-6.9.0/lib/libgtkmm2ext.so.0
#35 0x00007ffff58e1ad9 in BaseUI::request_handler(Glib::IOCondition) () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#36 0x00007ffff58ec989 in cross_thread_channel_call_receive_slot(_GIOChannel*, GIOCondition, void*) () from /opt/Ardour-6.9.0/lib/libpbd.so.4
#37 0x00007ffff4765a2a in g_main_context_dispatch () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#38 0x00007ffff4765dd0 in ?? () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#39 0x00007ffff47660f2 in g_main_loop_run () from /opt/Ardour-6.9.0/lib/libglib-2.0.so.0
#40 0x00007ffff3d563e7 in gtk_main () from /opt/Ardour-6.9.0/lib/libgtk-x11-2.0.so.0
#41 0x00007ffff5bb2a55 in Gtkmm2ext::UI::run(Receiver&) () from /opt/Ardour-6.9.0/lib/libgtkmm2ext.so.0
#42 0x000055555580c814 in ?? ()
#43 0x00007fffee38d0b3 in __libc_start_main (main=0x55555580c420, argc=1, argv=0x7fffffffd0b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffd0a8) at ../csu/libc-start.c:308
#44 0x000055555581360a in ?? ()