Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/usr/lib/ardour9/ardour-9.0.rc3.2 testpr/testpr.ardour'.
Program terminated with signal SIGFPE, Arithmetic exception.
#0  0x00007fafa45cca34 in __udivmodti4 (n=<optimized out>, d=<optimized out>, rp=0x0) at /usr/src/debug/gcc/gcc/libgcc/libgcc2.c:1026

⚠ warning: 1026        /usr/src/debug/gcc/gcc/libgcc/libgcc2.c: Datei oder Verzeichnis nicht gefunden
[Current thread is 1 (Thread 0x7faf9f4d2b00 (LWP 186700))]
(gdb) bt
#0  0x00007fafa45cca34 in __udivmodti4 (n=<optimized out>, d=<optimized out>, rp=0x0) at /usr/src/debug/gcc/gcc/libgcc/libgcc2.c:1026
#1  __divti3 (u=1746127611036668632037066700488704, v=<optimized out>) at /usr/src/debug/gcc/gcc/libgcc/libgcc2.c:1225
#2  0x000056171f04eb6e in ??? ()
#3  0x000056171f12fc70 in ??? ()
#4  0x00007fafa61ad971 in ArdourCanvas::GtkCanvas::deliver_event(_GdkEvent*) () at /usr/lib/ardour9/libcanvas.so.0
#5  0x00007fafa61b46e4 in ArdourCanvas::GtkCanvas::on_motion_notify_event(_GdkEventMotion*) () at /usr/lib/ardour9/libcanvas.so.0
#6  0x00007fafa5e38448 in Gtk::Widget_Class::motion_notify_event_callback(_GtkWidget*, _GdkEventMotion*) () at /usr/lib/ardour9/libytkmm.so.2
#12 0x00007fafa50eee44 in <emit signal 'motion-notify-event' on instance ???>
    (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at ../glib/gobject/gsignal.c:3598
    #7  0x00007fafa577f05c in _gtk_marshal_BOOLEAN__BOXED () at /usr/lib/ardour9/libytk.so.2
    #8  0x00007fafa50cd97c in g_closure_invoke
    (closure=0x561739c2c6d0, return_value=0x7fffc699d9a0, n_param_values=2, param_values=0x7fffc699da30, invocation_hint=0x7fffc699d980)
    at ../glib/gobject/gclosure.c:916
    #9  0x00007fafa50ecfb3 in signal_emit_unlocked_R
    (node=node@entry=0x7fffc699db60, detail=detail@entry=0, instance=instance@entry=0x56173aa46100, emission_return=emission_return@entry=0x7fffc699dbe0, instance_and_params=instance_and_params@entry=0x7fffc699da30) at ../glib/gobject/gsignal.c:3943
    #10 0x00007fafa50ee2db in signal_emit_valist_unlocked
    (instance=instance@entry=0x56173aa46100, signal_id=signal_id@entry=36, detail=detail@entry=0, var_args=var_args@entry=0x7fffc699dcc0)
    at ../glib/gobject/gsignal.c:3548
    #11 0x00007fafa50eed89 in g_signal_emit_valist (instance=0x56173aa46100, signal_id=36, detail=0, var_args=var_args@entry=0x7fffc699dcc0)
    at ../glib/gobject/gsignal.c:3278
--Type <RET> for more, q to quit, c to continue without paging-- c
#13 0x00007fafa593071f in ??? () at /usr/lib/ardour9/libytk.so.2
#14 0x00007fafa5783eff in gtk_propagate_event () at /usr/lib/ardour9/libytk.so.2
#15 0x00007fafa578873b in ??? () at /usr/lib/ardour9/libytk.so.2
#16 0x00007fafa5ba1582 in ??? () at /usr/lib/ardour9/libydk.so.2
#17 0x00007fafa5417f8d in g_main_dispatch (context=0x5617395d8890) at ../glib/glib/gmain.c:3565
#18 0x00007fafa5419657 in g_main_context_dispatch_unlocked (context=0x5617395d8890) at ../glib/glib/gmain.c:4425
#19 g_main_context_iterate_unlocked (context=context@entry=0x5617395d8890, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at ../glib/glib/gmain.c:4490
#20 0x00007fafa5419865 in g_main_context_iteration (context=0x5617395d8890, may_block=1) at ../glib/glib/gmain.c:4556
#21 0x00007fafa5783036 in gtk_main_iteration () at /usr/lib/ardour9/libytk.so.2
#22 0x000056171eecec4b in ??? ()
#23 0x00007fafa602ad4b in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, std::function<void ()> const&) ()
    at /usr/lib/ardour9/libgtkmm2ext.so.0
#24 0x000056171eea4af9 in ??? ()
#25 0x000056171eea4c02 in std::_Function_handler<void (), PBD::SignalWithCombiner<PBD::OptionalLastValue<void>, void ()>::connect(PBD::ScopedConnectionList&, PBD::EventLoop::InvalidationRecord*, std::function<void ()> const&, PBD::EventLoop*)::{lambda()#1}>::_M_invoke(std::_Any_data const&)
    ()
#26 0x000056171eeb470a in ??? ()
#27 0x000056171eeb483c in ??? ()
#28 0x00007fafa5d9f088 in Gtk::Dialog_Class::response_callback(_GtkDialog*, int) () at /usr/lib/ardour9/libytkmm.so.2
#33 0x00007fafa50eee44 in <emit signal 'response' on instance ???> (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>)
    at ../glib/gobject/gsignal.c:3598
    #29 0x00007fafa50cd97c in g_closure_invoke
    (closure=0x561739a7f3e0, return_value=0x0, n_param_values=2, param_values=0x7fffc699f490, invocation_hint=0x7fffc699f3e0)
    at ../glib/gobject/gclosure.c:916
    #30 0x00007fafa50ecfb3 in signal_emit_unlocked_R
    (node=node@entry=0x7fffc699f5c0, detail=detail@entry=0, instance=instance@entry=0x561739b819d0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffc699f490) at ../glib/gobject/gsignal.c:3943
    #31 0x00007fafa50eeb0f in signal_emit_valist_unlocked
    (instance=instance@entry=0x561739b819d0, signal_id=signal_id@entry=183, detail=detail@entry=0, var_args=var_args@entry=0x7fffc699f720)
    at ../glib/gobject/gsignal.c:3535
    #32 0x00007fafa50eed89 in g_signal_emit_valist (instance=0x561739b819d0, signal_id=183, detail=0, var_args=var_args@entry=0x7fffc699f720)
    at ../glib/gobject/gsignal.c:3278
#34 0x000056171f74ec58 in ??? ()
#35 0x000056171ef33593 in ??? ()
#36 0x00007fafa60319bb in Gtkmm2ext::UI::run(Receiver&) () at /usr/lib/ardour9/libgtkmm2ext.so.0
#37 0x000056171ee71277 in main ()