experiencing a weird crash on session load.
working on a radio series, with episodes saved as snapshots. one of them (last one of the 10 produced so far) crashes ardour on load, probably while loading the visual data.
opening older snaphsot first and then the problematic one from already-running application
loading the snapshot with ardour running with pure alsa (no jack/pipewire)
running ardour in safe mode
using the .bak version of the snapshot .ardour file
no effect.
any ideas what to do? it is actually an extremely important session that needs to be finished very soon. starting to get desperate, help greatly appreciated!
Thread 1 "ArdourGUI" received signal SIGBUS, Bus error.
0x00007ffff503a9cd in ?? () from /usr/lib/libc.so.6
(gdb) thread apply all bt
Thread 52 (Thread 0x7fff5bfff6c0 (LWP 5503) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 51 (Thread 0x7fff7cff96c0 (LWP 5502) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 50 (Thread 0x7fff7d7fa6c0 (LWP 5501) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 49 (Thread 0x7fff7dffb6c0 (LWP 5500) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 48 (Thread 0x7fff7e7fc6c0 (LWP 5499) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 47 (Thread 0x7fff7effd6c0 (LWP 5498) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 46 (Thread 0x7fff7f7fe6c0 (LWP 5497) "WaveViewDrawing"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff7f831b5 in ArdourWaveView::WaveViewThreads::_dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#3 0x00007ffff7f83374 in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f83799 in ArdourWaveView::WaveViewThreads::_thread_proc() () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 45 (Thread 0x7fff7ffff6c0 (LWP 5496) "AutomationWatch"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f94c12 in clock_nanosleep () from /usr/lib/libc.so.6
#3 0x00007ffff4fa0c97 in nanosleep () from /usr/lib/libc.so.6
#4 0x00007ffff5e0642f in g_usleep () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff7385b8d in ARDOUR::AutomationWatch::thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#6 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 44 (Thread 0x7fff94ff96c0 (LWP 5495) "AutoConnect"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f4481c in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4f46ede in pthread_cond_wait () from /usr/lib/libc.so.6
#4 0x00007ffff778bab4 in ARDOUR::Session::auto_connect_thread_run() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#5 0x00007ffff778bb29 in ARDOUR::Session::auto_connect_thread(void*) () from /opt/Ardour-8.12.0/lib/libardour.so.3
#6 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 43 (Thread 0x7fff957fa6c0 (LWP 5494) "SessionSignals"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f4481c in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4f46ede in pthread_cond_wait () from /usr/lib/libc.so.6
#4 0x00007ffff7809223 in ARDOUR::Session::emit_thread_run() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#5 0x00007ffff7809249 in ARDOUR::Session::emit_thread(void*) () from /opt/Ardour-8.12.0/lib/libardour.so.3
#6 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 42 (Thread 0x7fff95ffb6c0 (LWP 5493) "Ctrl USB Hotplu"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff4e9d2e5 in ?? () from /opt/Ardour-8.12.0/lib/libusb-1.0.so.0
#5 0x00007ffff4e9e262 in libusb_handle_events_timeout_completed () from /opt/Ardour-8.12.0/lib/libusb-1.0.so.0
#6 0x00007ffff4e9e3ea in libusb_handle_events () from /opt/Ardour-8.12.0/lib/libusb-1.0.so.0
#7 0x00007ffff73a2329 in ?? () from /opt/Ardour-8.12.0/lib/libardour.so.3
#8 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#9 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 41 (Thread 0x7fff967fc6c0 (LWP 5492) "ArdourGUI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff4ea4d00 in ?? () from /opt/Ardour-8.12.0/lib/libusb-1.0.so.0
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 40 (Thread 0x7fff96ffd6c0 (LWP 5491) "UI:Tascam US-24"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff5dd7c8e in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff5dd8023 in g_main_loop_run () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#6 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 39 (Thread 0x7fff977fe6c0 (LWP 5490) "UI:Generic MIDI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff5dd7c8e in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff5dd8023 in g_main_loop_run () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#6 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 38 (Thread 0x7fffd15eb6c0 (LWP 5488) "ArdourGUI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f94c12 in clock_nanosleep () from /usr/lib/libc.so.6
#3 0x00007ffff4fa0c97 in nanosleep () from /usr/lib/libc.so.6
#4 0x00007ffff4fcb57a in usleep () from /usr/lib/libc.so.6
#5 0x00007fffac416504 in AFX_engine::run_engine() () from /usr/lib/lv2/peq-1a.lv2/peq-1a-dsp.so
#6 0x00007fffac408743 in start_ui_thread(void*) () from /usr/lib/lv2/peq-1a.lv2/peq-1a-dsp.so
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 37 (Thread 0x7fffd29226c0 (LWP 5487) "midiUI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff5dd7c8e in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff5dd8023 in g_main_loop_run () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#6 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 36 (Thread 0x7fffad7f2900 (LWP 5486) "butler"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff69776bd in CrossThreadChannel::poll_for_request() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#5 0x00007ffff6977715 in CrossThreadChannel::receive(char&, bool) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff73927e5 in ARDOUR::Butler::thread_work() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#7 0x00007ffff7393d3b in ARDOUR::Butler::_thread_work(void*) () from /opt/Ardour-8.12.0/lib/libardour.so.3
#8 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#9 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#10 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 35 (Thread 0x7fffad91f6c0 (LWP 5485) "RT-6-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 34 (Thread 0x7fffad9a06c0 (LWP 5484) "RT-5-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 33 (Thread 0x7fffd009e6c0 (LWP 5483) "RT-4-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748f30c in ARDOUR::Graph::reached_terminal_node() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 32 (Thread 0x7fffd011f6c0 (LWP 5482) "RT-3-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 31 (Thread 0x7fffd01a06c0 (LWP 5481) "RT-2-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 30 (Thread 0x7fffd02216c0 (LWP 5480) "RT-1-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7490300 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 29 (Thread 0x7fffd02a26c0 (LWP 5479) "RT-main-(nil)"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff69a150a in PBD::Semaphore::wait() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#2 0x00007ffff748ff75 in ARDOUR::Graph::run_one() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff74906c8 in ARDOUR::Graph::main_thread() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#4 0x00007fffd37a8e3a in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#6 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 24 (Thread 0x7fffd040f6c0 (LWP 5466) "AudioEngine 1"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007fffd3764a4c in ?? () from /usr/lib/libjack.so.0
#2 0x00007fffd374675a in ?? () from /usr/lib/libjack.so.0
#3 0x00007fffd3744700 in ?? () from /usr/lib/libjack.so.0
#4 0x00007fffd37a4ebf in ARDOUR::JACKAudioBackend::process_thread() () from /opt/Ardour-8.12.0/lib/backends/libjack_audiobackend.so
#5 0x00007fffd3744ba4 in ?? () from /usr/lib/libjack.so.0
#6 0x00007fffd3762bb1 in ?? () from /usr/lib/libjack.so.0
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 23 (Thread 0x7fffd1e6d6c0 (LWP 5465) "ArdourGUI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbea6e in read () from /usr/lib/libc.so.6
#4 0x00007fffd3763e8a in ?? () from /usr/lib/libjack.so.0
#5 0x00007fffd3768df1 in ?? () from /usr/lib/libjack.so.0
#6 0x00007fffd3768c27 in ?? () from /usr/lib/libjack.so.0
#7 0x00007fffd3762bb1 in ?? () from /usr/lib/libjack.so.0
#8 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#9 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 22 (Thread 0x7fffd20686c0 (LWP 5464) "ArdourGUI"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f4481c in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4f46ede in pthread_cond_wait () from /usr/lib/libc.so.6
#4 0x00007fffd37636d6 in ?? () from /usr/lib/libjack.so.0
#5 0x00007fffd375771e in ?? () from /usr/lib/libjack.so.0
#6 0x00007fffd3762bb1 in ?? () from /usr/lib/libjack.so.0
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 21 (Thread 0x7fffd0dea6c0 (LWP 5463) "pool"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e27a0a in g_cond_wait_until () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff5da550e in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#3 0x00007ffff5da5bfb in g_async_queue_timeout_pop () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#4 0x00007ffff5e05509 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff5e04c35 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#6 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#7 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 18 (Thread 0x7fffd1dec6c0 (LWP 5460) "gmain"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff5dd7c8e in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00007ffff5dd7d9f in g_main_context_iteration () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#6 0x00007ffff5dd7df1 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#7 0x00007ffff5e04c35 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#8 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#9 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 10 (Thread 0x7fffd3fff6c0 (LWP 5452) "DeviceList"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff732a4e7 in ARDOUR::AudioEngine::do_devicelist_update() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#4 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#5 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 9 (Thread 0x7ffff0c676c0 (LWP 5451) "EngineWatchdog"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff732b3bf in ARDOUR::AudioEngine::do_reset_backend() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#4 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#5 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 6 (Thread 0x7ffff1e516c0 (LWP 5448) "Analyzer"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff72e5ba7 in ARDOUR::Analyser::work() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#4 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#5 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 5 (Thread 0x7ffff26526c0 (LWP 5447) "PeakFileBuilder"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff789ad61 in ?? () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#4 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#5 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 4 (Thread 0x7ffff2e536c0 (LWP 5446) "PeakFileBuilder"):
#0 0x00007ffff4fc976d in syscall () from /usr/lib/libc.so.6
#1 0x00007ffff5e278ff in g_cond_wait () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#2 0x00007ffff789ad61 in ?? () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff699dc47 in PBD::Thread::_run(void*) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#4 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#5 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 3 (Thread 0x7ffff36546c0 (LWP 5445) "LXVSTEventLoop"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f94c12 in clock_nanosleep () from /usr/lib/libc.so.6
#3 0x00007ffff4fa0c97 in nanosleep () from /usr/lib/libc.so.6
#4 0x00007ffff5e0642f in g_usleep () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#5 0x00005555566f80cf in ?? ()
#6 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#7 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#8 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 2 (Thread 0x7ffff37e7900 (LWP 5444) "TriggerBox Work"):
#0 0x00007ffff4f50042 in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff4f441ac in ?? () from /usr/lib/libc.so.6
#2 0x00007ffff4f441f4 in ?? () from /usr/lib/libc.so.6
#3 0x00007ffff4fbe4ee in poll () from /usr/lib/libc.so.6
#4 0x00007ffff69776bd in CrossThreadChannel::poll_for_request() () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#5 0x00007ffff6977715 in CrossThreadChannel::receive(char&, bool) () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#6 0x00007ffff7906f93 in ARDOUR::TriggerBoxThread::thread_work() () from /opt/Ardour-8.12.0/lib/libardour.so.3
#7 0x00007ffff699ccbe in ?? () from /opt/Ardour-8.12.0/lib/libpbd.so.4
#8 0x00007ffff4f479cb in ?? () from /usr/lib/libc.so.6
#9 0x00007ffff4fcba0c in ?? () from /usr/lib/libc.so.6
Thread 1 (Thread 0x7ffff3b61480 (LWP 5441) "ArdourGUI"):
#0 0x00007ffff503a9cd in ?? () from /usr/lib/libc.so.6
#1 0x00007ffff735bca2 in ARDOUR::AudioSource::read_peaks_with_fpp(ARDOUR::PeakData*, long, long, long, double, long) const () from /opt/Ardour-8.12.0/lib/libardour.so.3
#2 0x00007ffff733a1b8 in ARDOUR::AudioRegion::read_peaks(ARDOUR::PeakData*, long, long, long, unsigned int, double) const () from /opt/Ardour-8.12.0/lib/libardour.so.3
#3 0x00007ffff7f7bf51 in ArdourWaveView::WaveView::process_draw_request(std::shared_ptr<ArdourWaveView::WaveViewDrawRequest>) () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#4 0x00007ffff7f7cf22 in ArdourWaveView::WaveView::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libwaveview.so.0
#5 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#6 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#7 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#8 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#9 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#10 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#11 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#12 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#13 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#14 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#15 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#16 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#17 0x00007ffff6c16bdb in ArdourCanvas::ScrollGroup::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#18 0x00007ffff6bfb5cd in ArdourCanvas::Item::render_children(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#19 0x00007ffff6bf3533 in ArdourCanvas::Container::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#20 0x00007ffff6bef761 in ArdourCanvas::Canvas::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context> const&) const () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#21 0x00007ffff6befcd4 in ArdourCanvas::GtkCanvas::on_expose_event(_GdkEventExpose*) () from /opt/Ardour-8.12.0/lib/libcanvas.so.0
#22 0x00007ffff6815088 in Gtk::Widget_Class::expose_event_callback(_GtkWidget*, _GdkEventExpose*) () from /opt/Ardour-8.12.0/lib/libytkmm.so.2
#23 0x00007ffff6203d9b in _gtk_marshal_BOOLEAN__BOXED () from /opt/Ardour-8.12.0/lib/libytk.so.2
#24 0x00007ffff5bf57d2 in g_closure_invoke () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#25 0x00007ffff5c06e29 in ?? () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#26 0x00007ffff5c10bb5 in g_signal_emit_valist () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#27 0x00007ffff5c11b22 in g_signal_emit () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#28 0x00007ffff6365a04 in ?? () from /opt/Ardour-8.12.0/lib/libytk.so.2
#29 0x00007ffff6202b90 in gtk_main_do_event () from /opt/Ardour-8.12.0/lib/libytk.so.2
#30 0x00007ffff60250af in _gdk_window_process_updates_recurse () from /opt/Ardour-8.12.0/lib/libydk.so.2
#31 0x00007ffff6025053 in _gdk_window_process_updates_recurse () from /opt/Ardour-8.12.0/lib/libydk.so.2
#32 0x00007ffff6025053 in _gdk_window_process_updates_recurse () from /opt/Ardour-8.12.0/lib/libydk.so.2
#33 0x00007ffff6025053 in _gdk_window_process_updates_recurse () from /opt/Ardour-8.12.0/lib/libydk.so.2
#34 0x00007ffff6020ecd in ?? () from /opt/Ardour-8.12.0/lib/libydk.so.2
#35 0x00007ffff6021990 in gdk_window_process_all_updates () from /opt/Ardour-8.12.0/lib/libydk.so.2
#36 0x00007ffff6163998 in ?? () from /opt/Ardour-8.12.0/lib/libytk.so.2
#37 0x00007ffff5ff0115 in ?? () from /opt/Ardour-8.12.0/lib/libydk.so.2
#38 0x00007ffff5dd794f in g_main_context_dispatch () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#39 0x00007ffff5dd7cf8 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#40 0x00007ffff5dd7d9f in g_main_context_iteration () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#41 0x00007ffff62015e1 in gtk_main_iteration () from /opt/Ardour-8.12.0/lib/libytk.so.2
#42 0x00007ffff6a420fb in Gtkmm2ext::UI::flush_pending(float) () from /opt/Ardour-8.12.0/lib/libgtkmm2ext.so.0
#43 0x0000555555c0a0c8 in ?? ()
#44 0x0000555555c0bfa8 in ?? ()
#45 0x0000555555c143fb in ?? ()
#46 0x0000555555c19758 in ?? ()
#47 0x000055555653dacd in ?? ()
#48 0x000055555653cec1 in ?? ()
#49 0x00007ffff6795d47 in ?? () from /opt/Ardour-8.12.0/lib/libytkmm.so.2
#50 0x00007ffff5bf57d2 in g_closure_invoke () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#51 0x00007ffff5c0724a in ?? () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#52 0x00007ffff5c114ce in g_signal_emit_valist () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#53 0x00007ffff5c11b22 in g_signal_emit () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#54 0x0000555556539eb4 in ?? ()
#55 0x00007ffff6795d47 in ?? () from /opt/Ardour-8.12.0/lib/libytkmm.so.2
#56 0x00007ffff5bf57d2 in g_closure_invoke () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#57 0x00007ffff5c0724a in ?? () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#58 0x00007ffff5c114ce in g_signal_emit_valist () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#59 0x00007ffff5c11b22 in g_signal_emit () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#60 0x000055555649d033 in ?? ()
#61 0x00007ffff6818e8d in ?? () from /opt/Ardour-8.12.0/lib/libytkmm.so.2
#62 0x00007ffff6203d9b in _gtk_marshal_BOOLEAN__BOXED () from /opt/Ardour-8.12.0/lib/libytk.so.2
#63 0x00007ffff5bf57d2 in g_closure_invoke () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#64 0x00007ffff5c07943 in ?? () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#65 0x00007ffff5c10bb5 in g_signal_emit_valist () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#66 0x00007ffff5c11b22 in g_signal_emit () from /opt/Ardour-8.12.0/lib/libgobject-2.0.so.0
#67 0x00007ffff6365a04 in ?? () from /opt/Ardour-8.12.0/lib/libytk.so.2
#68 0x00007ffff620222d in gtk_propagate_event () from /opt/Ardour-8.12.0/lib/libytk.so.2
#69 0x00007ffff62027db in gtk_main_do_event () from /opt/Ardour-8.12.0/lib/libytk.so.2
#70 0x00007ffff604392c in ?? () from /opt/Ardour-8.12.0/lib/libydk.so.2
#71 0x00007ffff5dd7a73 in g_main_context_dispatch () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#72 0x00007ffff5dd7cf8 in ?? () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#73 0x00007ffff5dd8023 in g_main_loop_run () from /opt/Ardour-8.12.0/lib/libglib-2.0.so.0
#74 0x00007ffff620139a in gtk_main () from /opt/Ardour-8.12.0/lib/libytk.so.2
#75 0x00007ffff6a4063b in Gtkmm2ext::UI::run(Receiver&) () from /opt/Ardour-8.12.0/lib/libgtkmm2ext.so.0
#76 0x0000555555b52ed6 in ?? ()
#77 0x00007ffff4ed8675 in ?? () from /usr/lib/libc.so.6
#78 0x00007ffff4ed8729 in __libc_start_main () from /usr/lib/libc.so.6
#79 0x0000555555b5850a in ?? ()
(gdb)
situation developed in a strange way. i had no luck here with packaged 8.12. but i tried also the pre-9.0 alpha from git and was able to open the problematic session with no apparent problems.
to my surprise, from then on i could open the session also in 8.12, without being saved.
but sooner or later i always end up with a bus error crash again (cannot really predict/reproduce, but typically after some graphic-heavy action like fast zoom-out). the session then remains unreachable, causing bus error crash on every attempt to open it. the workaround is to open it in pre-9.0, no need to save, then it works again.
doesn’t make too much sense to me. luckily i can continue working (thanks again, @SpotlightKid, i found this workaround thanks to your recommendations!), anyway, hesitating to mark this as [SOLVED] since i have no idea what the heck is happening. perhaps someone is wiser here?
Hey there, I ran into a similar error while editing a podcast. It’s two recorded tracks (around 1:30:00 long) with a lot of small cuts and the backtrace showing something related to waveview drawing.
While I’m zoomed in, everything seems fine, but when I zoom out, at a certain point Ardour just crash.
I can then open the session only if I disable « Show waveform in regions » and if I zoom in again I can enable the waveform display again.