PID: 936 (ArdourGUI) UID: 1000 (bruno) GID: 1000 (bruno) Signal: 11 (SEGV) Timestamp: Sat 2021-06-26 14:09:34 IST (23min ago) Command Line: /usr/lib/ardour6/ardour-6.7.0 Executable: /usr/lib/ardour6/ardour-6.7.0 Control Group: /user.slice/user-1000.slice/session-1.scope Unit: session-1.scope Slice: user-1000.slice Session: 1 Owner UID: 1000 (bruno) Boot ID: b01d0f06c8104bd79818814d1189d302 Machine ID: f833032f9c234f0997f10dd8603c87b4 Hostname: singularity Storage: /var/lib/systemd/coredump/core.ArdourGUI.1000.b01d0f06c8104bd79818814d1189d302.936.1624712974000000.zst (present) Disk Size: 708.2M Message: Process 936 (ArdourGUI) of user 1000 dumped core. Stack trace of thread 936: #0 0x00007f583068af6a _ZNK12ArdourCanvas4Item8get_dataERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE (libcanvas.so.0 + 0x3af6a) #1 0x000055b02bb5522a n/a (ardour-6.7.0 + 0x72822a) #2 0x00007f5830684156 _ZN12ArdourCanvas9GtkCanvas19deliver_enter_leaveERKNS_5DupleEi (libcanvas.so.0 + 0x34156) #3 0x00007f5830684802 _ZN12ArdourCanvas9GtkCanvas17pick_current_itemERKNS_5DupleEi (libcanvas.so.0 + 0x34802) #4 0x00007f58306821e3 _ZN12ArdourCanvas9GtkCanvas22on_motion_notify_eventEP15_GdkEventMotion (libcanvas.so.0 + 0x321e3) #5 0x00007f582f48cf58 _ZN3Gtk12Widget_Class28motion_notify_event_callbackEP10_GtkWidgetP15_GdkEventMotion (libgtkmm-2.4.so.1 + 0x2fff58) #6 0x00007f582fd190a8 n/a (libgtk-x11-2.0.so.0 + 0x1360a8) #7 0x00007f5830196d8f g_closure_invoke (libgobject-2.0.so.0 + 0x12d8f) #8 0x00007f58301b1f5e n/a (libgobject-2.0.so.0 + 0x2df5e) #9 0x00007f58301b327b g_signal_emit_valist (libgobject-2.0.so.0 + 0x2f27b) #10 0x00007f58301b41a0 g_signal_emit (libgobject-2.0.so.0 + 0x301a0) #11 0x00007f582fe3e275 n/a (libgtk-x11-2.0.so.0 + 0x25b275) #12 0x00007f582fd176d6 gtk_propagate_event (libgtk-x11-2.0.so.0 + 0x1346d6) #13 0x00007f582fd17b4b gtk_main_do_event (libgtk-x11-2.0.so.0 + 0x134b4b) #14 0x00007f582fb863be n/a (libgdk-x11-2.0.so.0 + 0x5e3be) #15 0x00007f58300a310c g_main_context_dispatch (libglib-2.0.so.0 + 0x5410c) #16 0x00007f58300f6b99 n/a (libglib-2.0.so.0 + 0xa7b99) #17 0x00007f58300a2693 g_main_loop_run (libglib-2.0.so.0 + 0x53693) #18 0x00007f582fd169fe gtk_main (libgtk-x11-2.0.so.0 + 0x1339fe) #19 0x00007f58304f6639 _ZN9Gtkmm2ext2UI3runER8Receiver (libgtkmm2ext.so.0 + 0x64639) #20 0x000055b02b920ea1 main (ardour-6.7.0 + 0x4f3ea1) #21 0x00007f582dd79b25 __libc_start_main (libc.so.6 + 0x27b25) #22 0x000055b02b92664e n/a (ardour-6.7.0 + 0x4f964e) Stack trace of thread 1063: #0 0x00007f582ec508ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca) #1 0x00007f582ec4cae8 __new_sem_wait_slow64.constprop.0 (libpthread.so.0 + 0x11ae8) #2 0x00007f58310d29d9 _ZN6ARDOUR10RTTaskList3runEv (libardour.so.3 + 0x9069d9) #3 0x00007f58310d2d1a _ZN6ARDOUR10RTTaskList11_thread_runEPv (libardour.so.3 + 0x906d1a) #4 0x00007f582ec44259 start_thread (libpthread.so.0 + 0x9259) #5 0x00007f582de505e3 __clone (libc.so.6 + 0xfe5e3) Stack trace of thread 1064: #0 0x00007f582ec508ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca) #1 0x00007f582ec4cae8 __new_sem_wait_slow64.constprop.0 (libpthread.so.0 + 0x11ae8) #2 0x00007f5830d195fe _ZN6ARDOUR5Graph21reached_terminal_nodeEv (libardour.so.3 + 0x54d5fe) #3 0x00007f5830d19da1 _ZN6ARDOUR5Graph11main_threadEv (libardour.so.3 + 0x54dda1) #4 0x00007f57fff60f85 _ZN6ARDOUR16JACKAudioBackend21_start_process_threadEPv (libjack_audiobackend.so + 0x1bf85) #5 0x00007f582ec44259 start_thread (libpthread.so.0 + 0x9259) #6 0x00007f582de505e3 __clone (libc.so.6 + 0xfe5e3) Stack trace of thread 1067: #0 0x00007f582ec508ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca) #1 0x00007f582ec4cae8 __new_sem_wait_slow64.constprop.0 (libpthread.so.0 + 0x11ae8) #2 0x00007f5830d1975c _ZN6ARDOUR5Graph7run_oneEv (libardour.so.3 + 0x54d75c) #3 0x00007f5830d19989 _ZN6ARDOUR5Graph13helper_threadEv (libardour.so.3 + 0x54d989) #4 0x00007f57fff60f85 _ZN6ARDOUR16JACKAudioBackend21_start_process_threadEPv (libjack_audiobackend.so + 0x1bf85) #5 0x00007f582ec44259 start_thread (libpthread.so.0 + 0x9259) #6 0x00007f582de505e3 __clone (libc.so.6 + 0xfe5e3) Stack trace of thread 957: #0 0x00007f582de4b18d syscall (libc.so.6 + 0xf918d) #1 0x00007f58300f0a61 g_cond_wait (libglib-2.0.so.0 + 0xa1a61) #2 0x00007f5830be575c _ZN6ARDOUR11AudioEngine20do_devicelist_updateEv (libardour.so.3 + 0x41975c) #3 0x00007f583022e51a n/a (libglibmm-2.4.so.1 + 0x5051a) #4 0x00007f58300d12c1 n/a (libglib-2.0.so.0 + 0x822c1) #5 0x00007f582ec44259 start_thread (libpthread.so.0 + 0x9259) #6 0x00007f582de505e3 __clone (libc.so.6 + 0xfe5e3) Stack trace of thread 1060: #0 0x00007f582ec508ca __futex_abst