I opened a new session in e97ea3810897a7afccb0e3faf0d9966a43a33467 and tried to import a wav file (ffmpeg says: Duration: 00:04:24.21, bitrate: 1536 kb/s Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, stereo, s16, 1536 kb/s) The progress bar reached ~95% pretty fast but then the GUI just froze. The bug is also present in 8399abd277fb1feffcef13f27a8edf2103b3ad0e BT #1: (gdb) run Starting program: /home/alexander/media/sw/ardour/build/gtk2_ardour/ardour-6.0.pre1.242 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". bind txt domain [gtk2_ardour6] to /usr/local/share/ardour6/locale Ardour6.0.pre1.242 (built using 6.0-rc1-104-ge97ea38108 and GCC version 9.2.1 20200123) Ardour: [INFO]: Your system is configured to limit Ardour to 1048576 open files Ardour: [INFO]: Loading system configuration file /home/alexander/media/sw/ardour/system_config Ardour: [INFO]: Loading user configuration file /home/alexander/.config/ardour6/config [New Thread 0x7fffeed42700 (LWP 88152)] Ardour: [INFO]: CPU vendor: GenuineIntel Ardour: [INFO]: AVX-capable processor Ardour: [INFO]: CPU brand: Intel(R) Core(TM) i9-9900 CPU @ 3.10GHz Ardour: [INFO]: Using SSE optimized routines [New Thread 0x7fffee541700 (LWP 88153)] [New Thread 0x7fffedd40700 (LWP 88154)] [New Thread 0x7fffed53f700 (LWP 88155)] Ardour: [INFO]: Loading plugin meta data file /home/alexander/media/sw/ardour/share/plugin_metadata/plugin_tags [New Thread 0x7fffdf27b700 (LWP 88156)] [Thread 0x7fffdf27b700 (LWP 88156) exited] [New Thread 0x7fffdf27b700 (LWP 88157)] [New Thread 0x7fffde462700 (LWP 88158)] [New Thread 0x7fffdd3c9700 (LWP 88159)] Ardour: [INFO]: Loading 449 MIDI patches from ./gtk2_ardour/../share/patchfiles Ardour: [INFO]: Loading default ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/default_ui_config Ardour: [INFO]: Loading user ui configuration file /home/alexander/.config/ardour6/ui_config [New Thread 0x7fffdca13700 (LWP 88160)] [New Thread 0x7fffcbfff700 (LWP 88161)] [New Thread 0x7fffcb7fe700 (LWP 88162)] Color shuttle bg not found Color play head not found Ardour: [INFO]: Loading color file /home/alexander/media/sw/ardour/gtk2_ardour/themes/dark-ardour.colors Ardour: [INFO]: Loading ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/clearlooks.rc Ardour: [INFO]: Loading bindings from /home/alexander/media/sw/ardour/build/gtk2_ardour/ardour.keys Loading ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/clearlooks.rc [New Thread 0x7fffdc1e0700 (LWP 88163)] [New Thread 0x7fffdc15f700 (LWP 88164)] [Thread 0x7fffdc15f700 (LWP 88164) exited] [Thread 0x7fffdc1e0700 (LWP 88163) exited] [New Thread 0x7fffdc1e0700 (LWP 88165)] [New Thread 0x7fffdc15f700 (LWP 88166)] [Thread 0x7fffdc15f700 (LWP 88166) exited] [Thread 0x7fffdc1e0700 (LWP 88165) exited] [New Thread 0x7fffcaffd700 (LWP 88167)] [New Thread 0x7fffca7fc700 (LWP 88168)] Found nothing along /home/alexander/.config/ardour6/templates:./gtk2_ardour/../share/templates:./gtk2_ardour/../build/templates:./gtk2_ardour/../gtk2_ardour/templates:./gtk2_ardour/../build/gtk2_ardour/templates:./templates [Thread 0x7fffca7fc700 (LWP 88168) exited] [Thread 0x7fffcb7fe700 (LWP 88162) exited] [Thread 0x7fffdd3c9700 (LWP 88159) exited] [New Thread 0x7fffcb7fe700 (LWP 89095)] [Thread 0x7fffcb7fe700 (LWP 89095) exited] [New Thread 0x7fffcb7fe700 (LWP 89096)] [Thread 0x7fffcb7fe700 (LWP 89096) exited] [New Thread 0x7fffcb7fe700 (LWP 89097)] [Thread 0x7fffcb7fe700 (LWP 89097) exited] [New Thread 0x7fffcb7fe700 (LWP 89098)] [New Thread 0x7fffca7fc700 (LWP 89099)] [New Thread 0x7fffc9e8e700 (LWP 89100)] [New Thread 0x7fffc968d700 (LWP 89101)] [Thread 0x7fffc9e8e700 (LWP 89100) exited] [Thread 0x7fffca7fc700 (LWP 89099) exited] [Thread 0x7fffcaffd700 (LWP 88167) exited] [Thread 0x7fffcb7fe700 (LWP 89098) exited] [New Thread 0x7fffcb7fe700 (LWP 89102)] [Thread 0x7fffc968d700 (LWP 89101) exited] [New Thread 0x7fffc968d700 (LWP 89104)] [Thread 0x7fffcb7fe700 (LWP 89102) exited] [New Thread 0x7fffcb7fe700 (LWP 89105)] [Thread 0x7fffcb7fe700 (LWP 89105) exited] [New Thread 0x7fffdc1e0700 (LWP 89106)] [New Thread 0x7fffdc15f700 (LWP 89107)] [New Thread 0x7fffc8e8c700 (LWP 89108)] [New Thread 0x7fffcb7fe700 (LWP 89109)] [Thread 0x7fffc968d700 (LWP 89104) exited] lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///usr/lib/x86_64-linux-gnu/lv2/nrepel.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/nrepel.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-reverb.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-reverb.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-delay.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-delay.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-eq.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-eq.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-fluidsynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-fluidsynth.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/reasonablesynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/reasonablesynth.lv2/ (ignored) lilv_world_load_bundle(): warning: Replacing version 768.0 of from lilv_world_load_bundle(): note: New version 775.3 found in Scanning folders for bundled LV2s: ./gtk2_ardour/../build/libs/LV2 lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///usr/lib/x86_64-linux-gnu/lv2/nrepel.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/nrepel.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-reverb.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-reverb.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-delay.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-delay.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-eq.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-eq.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-fluidsynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-fluidsynth.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/reasonablesynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/reasonablesynth.lv2/ (ignored) lilv_world_load_bundle(): warning: Replacing version 768.0 of from lilv_world_load_bundle(): note: New version 775.3 found in [New Thread 0x7fffc968d700 (LWP 89110)] [New Thread 0x7fffcaffd700 (LWP 89111)] [Detaching after vfork from child process 89112] [New Thread 0x7fffca7fc700 (LWP 89113)] [Thread 0x7fffca7fc700 (LWP 89113) exited] [Thread 0x7fffc968d700 (LWP 89110) exited] [Thread 0x7fffcaffd700 (LWP 89111) exited] [Detaching after vfork from child process 89114] [New Thread 0x7fffca7fc700 (LWP 89115)] [Thread 0x7fffca7fc700 (LWP 89115) exited] Set cursor set to default loading from /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl as ardour-uhl templ is_new 1 bp 2 [New Thread 0x7fffdc035700 (LWP 89116)] [New Thread 0x7fffdc02c700 (LWP 89117)] [New Thread 0x7fffdc023700 (LWP 89118)] [New Thread 0x7fffdc01a700 (LWP 89119)] [New Thread 0x7fffdc011700 (LWP 89120)] [New Thread 0x7fffdc008700 (LWP 89121)] [New Thread 0x7fffc8b0a700 (LWP 89122)] [New Thread 0x7fffc8b01700 (LWP 89123)] [New Thread 0x7fffc8af8700 (LWP 89124)] [New Thread 0x7fffc8aef700 (LWP 89125)] [New Thread 0x7fffc8ae6700 (LWP 89126)] [New Thread 0x7fffc8add700 (LWP 89127)] [New Thread 0x7fffc8ad4700 (LWP 89128)] [New Thread 0x7fffc8acb700 (LWP 89129)] [New Thread 0x7fffc8ac2700 (LWP 89130)] [New Thread 0x7fffc8ab9700 (LWP 89131)] [New Thread 0x7fffc8a38700 (LWP 89132)] [New Thread 0x7fffc89b7700 (LWP 89133)] [New Thread 0x7fffc8936700 (LWP 89134)] [New Thread 0x7fffc88b5700 (LWP 89135)] [New Thread 0x7fffc8834700 (LWP 89136)] [New Thread 0x7fffc87b3700 (LWP 89137)] [New Thread 0x7fffc8732700 (LWP 89138)] [New Thread 0x7fffc86b1700 (LWP 89139)] [New Thread 0x7fffc8630700 (LWP 89140)] [New Thread 0x7fffc85af700 (LWP 89141)] [New Thread 0x7fffc852e700 (LWP 89142)] [New Thread 0x7fffc84ad700 (LWP 89143)] [New Thread 0x7fffc842c700 (LWP 89144)] [New Thread 0x7fffc83ab700 (LWP 89145)] [New Thread 0x7fff30fcf700 (LWP 89146)] [New Thread 0x7fffca7fc700 (LWP 89147)] actually writing state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.tmp renaming state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.ardour saved state in 12.9 ms [New Thread 0x7fffcaffd700 (LWP 89148)] [New Thread 0x7fffc968d700 (LWP 89149)] actually writing state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.tmp renaming state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.ardour saved state in 1.0 ms [New Thread 0x7fffc9e8e700 (LWP 89150)] locate took 64 usecs for 1 tracks = 64 per track actually writing state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.tmp renaming state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.ardour saved state in 1.4 ms [New Thread 0x7fff2affd700 (LWP 89152)] [New Thread 0x7fff2a7fc700 (LWP 89153)] [New Thread 0x7fff29ffb700 (LWP 89154)] [New Thread 0x7fff297fa700 (LWP 89155)] [New Thread 0x7fff28ff9700 (LWP 89156)] [New Thread 0x7fff07fff700 (LWP 89157)] [New Thread 0x7fff077fe700 (LWP 89158)] [New Thread 0x7fff06ffd700 (LWP 89159)] [New Thread 0x7fff067fc700 (LWP 89160)] [Thread 0x7fff067fc700 (LWP 89160) exited] [Thread 0x7fff2affd700 (LWP 89152) exited] [Thread 0x7fff06ffd700 (LWP 89159) exited] [Thread 0x7fff297fa700 (LWP 89155) exited] [Thread 0x7fff07fff700 (LWP 89157) exited] [Thread 0x7fff28ff9700 (LWP 89156) exited] [Thread 0x7fff2a7fc700 (LWP 89153) exited] [Thread 0x7fff29ffb700 (LWP 89154) exited] [Thread 0x7fffcb7fe700 (LWP 89109) exited] [New Thread 0x7fff29ffb700 (LWP 89161)] [New Thread 0x7fffcb7fe700 (LWP 89162)] [New Thread 0x7fff2a7fc700 (LWP 89163)] [Thread 0x7fff29ffb700 (LWP 89161) exited] [Thread 0x7fff2a7fc700 (LWP 89163) exited] [Thread 0x7fffcb7fe700 (LWP 89162) exited] [New Thread 0x7fffcb7fe700 (LWP 89164)] [Thread 0x7fffcb7fe700 (LWP 89164) exited] [New Thread 0x7fffcb7fe700 (LWP 89169)] [New Thread 0x7fff2a7fc700 (LWP 89170)] [New Thread 0x7fff29ffb700 (LWP 89171)] [Thread 0x7fff29ffb700 (LWP 89171) exited] [Thread 0x7fff2a7fc700 (LWP 89170) exited] [Thread 0x7fff077fe700 (LWP 89158) exited] [New Thread 0x7fff077fe700 (LWP 89173)] [New Thread 0x7fff2a7fc700 (LWP 89174)] [Thread 0x7fff077fe700 (LWP 89173) exited] [Thread 0x7fffcb7fe700 (LWP 89169) exited] Importing 1 at once [New Thread 0x7fff2affd700 (LWP 89175)] actually writing state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.tmp renaming state to /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl/ardour-uhl.ardour saved state in 0.9 ms [Thread 0x7fff2affd700 (LWP 89175) exited] [Thread 0x7fff2a7fc700 (LWP 89174) exited] ^C--Type for more, q to quit, c to continue without paging-- Thread 1 "gui" received signal SIGINT, Interrupt. syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 38 ../sysdeps/unix/sysv/linux/x86_64/syscall.S: No such file or directory. (gdb) bt #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6ac8) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffaf40, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x55555b134c00, enable=true) at ../libs/ardour/route.cc:2429 #4 0x0000555555da7dd9 in Editor::finish_bringing_in_material(boost::shared_ptr, unsigned int, unsigned int, long&, Editing::ImportMode, boost::shared_ptr&, std::__cxx11::basic_string, std::allocator > const&, boost::shared_ptr) (this=0x5555585309f0, region=..., in_chans=2, out_chans=2, pos=@0x555558532120: 0, mode=Editing::ImportAsTrack, existing_track=..., new_track_name="uhl.mp4", instrument=...) at ../gtk2_ardour/editor_audio_import.cc:1027 #5 0x0000555555da74ac in Editor::add_sources(std::vector, std::allocator >, std::allocator, std::allocator > > >, std::vector, std::allocator > >&, long&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, sources=std::vector of length 2, capacity 2 = {...}, pos=@0x555558532120: 0, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, target_regions=1, target_tracks=-1, track=..., instrument=...) at ../gtk2_ardour/editor_audio_import.cc:947 #6 0x0000555555da4fd9 in Editor::import_sndfiles(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, long&, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, pos=@0x7fffffffbd78: 0, target_regions=1, target_tracks=-1, track=..., replace=false, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:594 #7 0x0000555555da403d in Editor::do_import(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, ARDOUR::MidiTrackNameSource, ARDOUR::MidiTempoMapDisposition, long&, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, midi_track_name_source=ARDOUR::SMFTrackNumber, smf_tempo_disposition=ARDOUR::SMFTempoIgnore, pos=@0x7fffffffbd78: 0, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:425 #8 0x00005555565d85d2 in SoundFileOmega::do_something(int) (this=0x55555710cc00, action=-5) at ../gtk2_ardour/sfdb_ui.cc:2085 #9 0x00005555565e03a2 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x55555aee17a0, _A_a1=@0x7fffffffbe7c: -5) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #10 0x00005555565df81c in sigc::adaptor_functor >::operator()(Gtk::ResponseType&) const (this=0x55555aee1798, _A_arg1=@0x55555aee17c0: Gtk::RESPONSE_OK) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #11 0x00005555565deab4 in sigc::bind_functor<-1, sigc::bound_mem_functor1, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>::operator()() (this=0x55555aee1790) at /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:1124 #12 0x00005555565dd74e in sigc::internal::slot_call0, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it(sigc::internal::slot_rep*) (rep=0x55555aee1760) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:136 #13 0x00007ffff58921e8 in sigc::slot0::operator()() const (this=0x55555aee1388) at /usr/include/sigc++-2.0/sigc++/functors/slot_base.h:335 #14 Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) (self=, data=0x55555aee1380) at signalproxy.cc:103 #18 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #15 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555aee2020, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 #16 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x55555738df70, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3812 #17 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 #19 0x00007ffff52e037e in gtk_real_button_released (button=0x55555afabe50 [gtkmm__GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #23 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #20 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555738de60, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 #21 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x55555738de90, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 #22 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 #24 0x00007ffff52df289 in gtk_button_button_release (widget=, event=) at ../../../../gtk/gtkbutton.c:1604 #29 0x00007ffff5800edf in (instance=instance@entry=0x55555afabe50, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #25 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x55555735d660, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 #26 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555735d660, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 #27 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 #28 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 #30 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x55555afabe50 [gtkmm__GtkButton], event=event@entry=0x55555aed0090) at ../../../../gtk/gtkwidget.c:5010 #31 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x55555afabe50 [gtkmm__GtkButton], event=event@entry=0x55555aed0090) at ../../../../gtk/gtkwidget.c:4807 #32 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x55555afabe50 [gtkmm__GtkButton], event=0x55555aed0090) at ../../../../gtk/gtkmain.c:2503 #33 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x55555aed0090) at ../../../../gtk/gtkmain.c:1698 #34 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 #35 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 #36 0x00007ffff56f760d in g_main_dispatch (context=0x555557294c60) at ../../../glib/gmain.c:3309 #37 g_main_context_dispatch (context=context@entry=0x555557294c60) at ../../../glib/gmain.c:3974 #38 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557294c60, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 #39 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777bee0) at ../../../glib/gmain.c:4241 #40 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 #41 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572f3e30, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #42 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 (gdb) bt full: (gdb) bt full #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6ac8) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffaf40, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x55555b134c00, enable=true) at ../libs/ardour/route.cc:2429 lx = {mutex_ = @0x5555572a6ac8, locked_ = true} #4 0x0000555555da7dd9 in Editor::finish_bringing_in_material(boost::shared_ptr, unsigned int, unsigned int, long&, Editing::ImportMode, boost::shared_ptr&, std::__cxx11::basic_string, std::allocator > const&, boost::shared_ptr) (this=0x5555585309f0, region=..., in_chans=2, out_chans=2, pos=@0x555558532120: 0, mode=Editing::ImportAsTrack, existing_track=..., new_track_name="uhl.mp4", instrument=...) at ../gtk2_ardour/editor_audio_import.cc:1027 i = {px = 0x55555b134c00, pn = {pi_ = 0x55555b189d00}} at = std::__cxx11::list = {[0] = {px = 0x55555b134c00, pn = {pi_ = 0x55555b189d00}}} playlist = {px = 0x0, pn = {pi_ = 0x0}} copy = {px = 0x118b004e700, pn = {pi_ = 0x5555585e3110}} ar = {px = 0x55555b180c00, pn = {pi_ = 0x55555b161b50}} mr = {px = 0x0, pn = {pi_ = 0x0}} #5 0x0000555555da74ac in Editor::add_sources(std::vector, std::allocator >, std::allocator, std::allocator > > >, std::vector, std::allocator > >&, long&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, sources=std::vector of length 2, capacity 2 = {...}, pos=@0x555558532120: 0, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, target_regions=1, target_tracks=-1, track=..., instrument=...) at ../gtk2_ardour/editor_audio_import.cc:947 ar = {px = 0x55555b180c00, pn = {pi_ = 0x55555b161b50}} r = {px = 0x55555b180c00, pn = {pi_ = 0x55555b161b50}} regions = std::vector of length 1, capacity 1 = {{px = 0x55555b180c00, pn = {pi_ = 0x55555b161b50}}} region_name = "uhl.mp4" input_chan = 2 output_chan = 2 use_timestamp = false track_names = std::vector of length 1, capacity 1 = {"uhl.mp4"} n = 0 rlen = 0 __PRETTY_FUNCTION__ = "int Editor::add_sources(std::vector >, ARDOUR::SourceList&, ARDOUR::samplepos_t&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, long&, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, pos=@0x7fffffffbd78: 0, target_regions=1, target_tracks=-1, track=..., replace=false, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:594 cursor_ctx = {px = 0x55555af99450, pn = {pi_ = 0x55555aa9deb0}} result = -1 #7 0x0000555555da403d in Editor::do_import(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, ARDOUR::MidiTrackNameSource, ARDOUR::MidiTempoMapDisposition, long&, boost::shared_ptr) (this=0x5555585309f0, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, midi_track_name_source=ARDOUR::SMFTrackNumber, smf_tempo_disposition=ARDOUR::SMFTempoIgnore, pos=@0x7fffffffbd78: 0, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:425 check = 1 a = "/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav" replace = false track = {px = 0x0, pn = {pi_ = 0x0}} --Type for more, q to quit, c to continue without paging-- to_import = std::vector of length 1, capacity 1 = {"/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav"} nth = 0 use_timestamp = false ipw = { = { = { = {}, = {_vptr.SessionHandlePtr = 0x555556d36608 , _session = 0x0, _session_connections = { = {}, _vptr.ScopedConnectionList = 0x7ffff5a93da0 , _scoped_connection_lock = {gobject_ = {p = 0x0, i = {0, 0}}}, _scoped_connection_list = empty std::__cxx11::list}}, _sensitive = true, proxy = 0x55555afb9d90, _splash_pushed = false, static CloseAllDialogs = }, _cancel_button = , _cancel_label = , _bar = , _interthread_info = 0x555558532090}, _label = , _import_status = 0x555558532088} ok = true #8 0x00005555565d85d2 in SoundFileOmega::do_something(int) (this=0x55555710cc00, action=-5) at ../gtk2_ardour/sfdb_ui.cc:2085 paths = std::vector of length 1, capacity 1 = {"/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav"} pos = Editing::ImportAtStart mode = Editing::ImportAsTrack chns = Editing::ImportDistinctFiles instrument = {px = 0x55555818f5f0, pn = {pi_ = 0x55555816e540}} where = 0 mts = ARDOUR::SMFTrackNumber mtd = ARDOUR::SMFTempoIgnore quality = ARDOUR::SrcBest #9 0x00005555565e03a2 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x55555aee17a0, _A_a1=@0x7fffffffbe7c: -5) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #10 0x00005555565df81c in sigc::adaptor_functor >::operator()(Gtk::ResponseType&) const (this=0x55555aee1798, _A_arg1=@0x55555aee17c0: Gtk::RESPONSE_OK) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #11 0x00005555565deab4 in sigc::bind_functor<-1, sigc::bound_mem_functor1, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>::operator()() (this=0x55555aee1790) at /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:1124 #12 0x00005555565dd74e in sigc::internal::slot_call0, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it(sigc::internal::slot_rep*) (rep=0x55555aee1760) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:136 typed_rep = 0x55555aee1760 #13 0x00007ffff58921e8 in sigc::slot0::operator()() const (this=0x55555aee1388) at /usr/include/sigc++-2.0/sigc++/functors/slot_base.h:335 slot = 0x55555aee1388 #14 Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) (self=, data=0x55555aee1380) at signalproxy.cc:103 slot = 0x55555aee1388 #18 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc350, reg_save_area = 0x7fffffffc290}} #15 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555aee2020, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e3fe0 marshal_data = 0x0 in_marshal = 0 real_closure = 0x55555aee2000 __func__ = "g_closure_invoke" #16 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x55555738df70, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3812 tmp = handler = 0x55555afcc000 accumulator = 0x0 emission = {next = 0x7fffffffc4a0, instance = 0x55555afabe50, ihint = {signal_id = 123, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x55555738df40 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 123 max_sequential_handler_number = 20103 return_value_altered = 1 #17 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc0c0 signal_return_type = param_values = 0x7fffffffc0d8 node = i = n_params = __func__ = "g_signal_emit_valist" #19 0x00007ffff52e037e in gtk_real_button_released (button=0x55555afabe50 [gtkmm__GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #23 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc7c0, reg_save_area = 0x7fffffffc700}} #20 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555738de60, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x340 in_marshal = 0 real_closure = 0x55555738de40 __func__ = "g_closure_invoke" #21 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x55555738de90, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 accumulator = 0x0 emission = {next = 0x7fffffffc930, instance = 0x55555afabe50, ihint = {signal_id = 122, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x55555734b190 [gtkmm__GtkButton/GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x55555738de60 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 122 max_sequential_handler_number = 20103 return_value_altered = #22 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc530 signal_return_type = param_values = 0x7fffffffc548 node = i = n_params = __func__ = "g_signal_emit_valist" #24 0x00007ffff52df289 in gtk_button_button_release (widget=, event=) at ../../../../gtk/gtkbutton.c:1604 button = #29 0x00007ffff5800edf in (instance=instance@entry=0x55555afabe50, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffcc70, reg_save_area = 0x7fffffffcbb0}} #25 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x55555735d660, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 cc = 0x55555735d660 --Type for more, q to quit, c to continue without paging-- data1 = 0x55555afabe50 data2 = callback = 0x7ffff4e33c60 v_return = __func__ = "_gtk_marshal_BOOLEAN__BOXED" #26 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555735d660, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x160 in_marshal = 0 real_closure = 0x55555735d640 __func__ = "g_closure_invoke" #27 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x55555afabe50, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 accumulator = 0x55555735ee80 emission = {next = 0x0, instance = 0x55555afabe50, ihint = {signal_id = 34, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x55555734b190 [gtkmm__GtkButton/GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x55555735d660 hlist = handler_list = return_accu = 0x7fffffffc960 accu = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 34 max_sequential_handler_number = 20103 return_value_altered = 0 #28 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 return_value = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} error = 0x0 rtype = 0x14 [gboolean] static_scope = 0 instance_and_params = 0x7fffffffc9c0 signal_return_type = param_values = 0x7fffffffc9d8 node = i = n_params = __func__ = "g_signal_emit_valist" #30 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x55555afabe50 [gtkmm__GtkButton], event=event@entry=0x55555aed0090) at ../../../../gtk/gtkwidget.c:5010 signal_num = return_val = 0 #31 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x55555afabe50 [gtkmm__GtkButton], event=event@entry=0x55555aed0090) at ../../../../gtk/gtkwidget.c:4807 __func__ = "IA__gtk_widget_event" #32 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x55555afabe50 [gtkmm__GtkButton], event=0x55555aed0090) at ../../../../gtk/gtkmain.c:2503 tmp = handled_event = __func__ = "IA__gtk_propagate_event" #33 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x55555aed0090) at ../../../../gtk/gtkmain.c:1698 grab_widget = 0x55555afabe50 [gtkmm__GtkButton] window_group = rewritten_event = tmp_list = event_widget = __func__ = "IA__gtk_main_do_event" __func__ = "IA__gtk_main_do_event" #34 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 __func__ = "IA__gtk_main_do_event" #35 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 display = event = 0x55555aed0090 #36 0x00007ffff56f760d in g_main_dispatch (context=0x555557294c60) at ../../../glib/gmain.c:3309 dispatch = 0x7ffff51f70c0 prev_source = 0x0 was_in_call = 0 user_data = 0x0 callback = 0x0 cb_funcs = 0x0 cb_data = need_destroy = source = 0x55555731c730 current = 0x5555573d6de0 i = 0 __func__ = "g_main_dispatch" #37 g_main_context_dispatch (context=context@entry=0x555557294c60) at ../../../glib/gmain.c:3974 #38 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557294c60, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 max_priority = 2147483647 timeout = 40 some_ready = 1 nfds = allocated_nfds = fds = 0x5555570a7730 #39 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777bee0) at ../../../glib/gmain.c:4241 __func__ = "g_main_loop_run" #40 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 tmp_list = 0x0 functions = 0x0 init = loop = 0x55555777bee0 #41 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572f3e30, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #42 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 BT #2: (gdb) bt #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6a58) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffaf40, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x55555b209110, enable=true) at ../libs/ardour/route.cc:2429 #4 0x0000555555da7dd9 in Editor::finish_bringing_in_material(boost::shared_ptr, unsigned int, unsigned int, long&, Editing::ImportMode, boost::shared_ptr&, std::__cxx11::basic_string, std::allocator > const&, boost::shared_ptr) (this=0x5555583cb590, region=..., in_chans=2, out_chans=2, pos=@0x5555583cccc0: 0, mode=Editing::ImportAsTrack, existing_track=..., new_track_name="uhl.mp4", instrument=...) at ../gtk2_ardour/editor_audio_import.cc:1027 #5 0x0000555555da74ac in Editor::add_sources(std::vector, std::allocator >, std::allocator, std::allocator > > >, std::vector, std::allocator > >&, long&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, sources=std::vector of length 2, capacity 2 = {...}, pos=@0x5555583cccc0: 0, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, target_regions=1, target_tracks=-1, track=..., instrument=...) at ../gtk2_ardour/editor_audio_import.cc:947 #6 0x0000555555da4fd9 in Editor::import_sndfiles(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, long&, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, pos=@0x7fffffffbd78: 0, target_regions=1, target_tracks=-1, track=..., replace=false, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:594 #7 0x0000555555da403d in Editor::do_import(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, ARDOUR::MidiTrackNameSource, ARDOUR::MidiTempoMapDisposition, long&, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, midi_track_name_source=ARDOUR::SMFTrackNumber, smf_tempo_disposition=ARDOUR::SMFTempoIgnore, pos=@0x7fffffffbd78: 0, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:425 #8 0x00005555565d85d2 in SoundFileOmega::do_something(int) (this=0x55555af259a0, action=-5) at ../gtk2_ardour/sfdb_ui.cc:2085 #9 0x00005555565e03a2 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570f2c30, _A_a1=@0x7fffffffbe7c: -5) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #10 0x00005555565df81c in sigc::adaptor_functor >::operator()(Gtk::ResponseType&) const (this=0x5555570f2c28, _A_arg1=@0x5555570f2c50: Gtk::RESPONSE_OK) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #11 0x00005555565deab4 in sigc::bind_functor<-1, sigc::bound_mem_functor1, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>::operator()() (this=0x5555570f2c20) at /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:1124 #12 0x00005555565dd74e in sigc::internal::slot_call0, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it(sigc::internal::slot_rep*) (rep=0x5555570f2bf0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:136 #13 0x00007ffff58921e8 in sigc::slot0::operator()() const (this=0x5555570f2818) at /usr/include/sigc++-2.0/sigc++/functors/slot_base.h:335 #14 Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) (self=, data=0x5555570f2810) at signalproxy.cc:103 #18 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #15 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570f2c80, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 #16 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x55555738c790, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3812 #17 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 #19 0x00007ffff52e037e in gtk_real_button_released (button=0x555556f02650 [gtkmm__GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #23 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #20 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555738c680, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 #21 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x55555738c6b0, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 #22 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 #24 0x00007ffff52df289 in gtk_button_button_release (widget=, event=) at ../../../../gtk/gtkbutton.c:1604 #29 0x00007ffff5800edf in (instance=instance@entry=0x555556f02650, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #25 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x55555735ca30, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 #26 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555735ca30, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 #27 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 #28 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 #30 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x555556f02650 [gtkmm__GtkButton], event=event@entry=0x55555aed1aa0) at ../../../../gtk/gtkwidget.c:5010 #31 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x555556f02650 [gtkmm__GtkButton], event=event@entry=0x55555aed1aa0) at ../../../../gtk/gtkwidget.c:4807 #32 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x555556f02650 [gtkmm__GtkButton], event=0x55555aed1aa0) at ../../../../gtk/gtkmain.c:2503 #33 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x55555aed1aa0) at ../../../../gtk/gtkmain.c:1698 #34 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 #35 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 #36 0x00007ffff56f760d in g_main_dispatch (context=0x555557294a20) at ../../../glib/gmain.c:3309 #37 g_main_context_dispatch (context=context@entry=0x555557294a20) at ../../../glib/gmain.c:3974 #38 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557294a20, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 #39 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777bc60) at ../../../glib/gmain.c:4241 #40 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 #41 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572f4510, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #42 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 bt full: (gdb) bt full #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6a58) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffaf40, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x55555b209110, enable=true) at ../libs/ardour/route.cc:2429 lx = {mutex_ = @0x5555572a6a58, locked_ = true} #4 0x0000555555da7dd9 in Editor::finish_bringing_in_material(boost::shared_ptr, unsigned int, unsigned int, long&, Editing::ImportMode, boost::shared_ptr&, std::__cxx11::basic_string, std::allocator > const&, boost::shared_ptr) (this=0x5555583cb590, region=..., in_chans=2, out_chans=2, pos=@0x5555583cccc0: 0, mode=Editing::ImportAsTrack, existing_track=..., new_track_name="uhl.mp4", instrument=...) at ../gtk2_ardour/editor_audio_import.cc:1027 i = {px = 0x55555b209110, pn = {pi_ = 0x5555570ff0f0}} at = std::__cxx11::list = {[0] = {px = 0x55555b209110, pn = {pi_ = 0x5555570ff0f0}}} playlist = {px = 0x0, pn = {pi_ = 0x0}} copy = {px = 0x118f8027c10, pn = {pi_ = 0x5555585db0b0}} ar = {px = 0x55555b208800, pn = {pi_ = 0x55555b208090}} mr = {px = 0x0, pn = {pi_ = 0x0}} #5 0x0000555555da74ac in Editor::add_sources(std::vector, std::allocator >, std::allocator, std::allocator > > >, std::vector, std::allocator > >&, long&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, sources=std::vector of length 2, capacity 2 = {...}, pos=@0x5555583cccc0: 0, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, target_regions=1, target_tracks=-1, track=..., instrument=...) at ../gtk2_ardour/editor_audio_import.cc:947 ar = {px = 0x55555b208800, pn = {pi_ = 0x55555b208090}} r = {px = 0x55555b208800, pn = {pi_ = 0x55555b208090}} regions = std::vector of length 1, capacity 1 = {{px = 0x55555b208800, pn = {pi_ = 0x55555b208090}}} region_name = "uhl.mp4" input_chan = 2 output_chan = 2 use_timestamp = false track_names = std::vector of length 1, capacity 1 = {"uhl.mp4"} n = 0 rlen = 0 __PRETTY_FUNCTION__ = "int Editor::add_sources(std::vector >, ARDOUR::SourceList&, ARDOUR::samplepos_t&, Editing::ImportDisposition, Editing::ImportMode, int, int, boost::shared_ptr, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, long&, int, int, boost::shared_ptr&, bool, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, pos=@0x7fffffffbd78: 0, target_regions=1, target_tracks=-1, track=..., replace=false, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:594 cursor_ctx = {px = 0x55555b0ddd80, pn = {pi_ = 0x55555a9bb380}} result = -1 #7 0x0000555555da403d in Editor::do_import(std::vector, std::allocator >, std::allocator, std::allocator > > >, Editing::ImportDisposition, Editing::ImportMode, ARDOUR::SrcQuality, ARDOUR::MidiTrackNameSource, ARDOUR::MidiTempoMapDisposition, long&, boost::shared_ptr) (this=0x5555583cb590, paths=std::vector of length 1, capacity 1 = {...}, disposition=Editing::ImportDistinctFiles, mode=Editing::ImportAsTrack, quality=ARDOUR::SrcBest, midi_track_name_source=ARDOUR::SMFTrackNumber, smf_tempo_disposition=ARDOUR::SMFTempoIgnore, pos=@0x7fffffffbd78: 0, instrument=...) at ../gtk2_ardour/editor_audio_import.cc:425 check = 1 a = "/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav" replace = false track = {px = 0x0, pn = {pi_ = 0x0}} to_import = std::vector of length 1, capacity 1 = {"/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav"} nth = 0 use_timestamp = false ipw = { = { = { = {}, = {_vptr.SessionHandlePtr = 0x555556d36608 , _session = 0x0, _session_connections = { = {}, _vptr.ScopedConnectionList = 0x7ffff5a93da0 , _scoped_connection_lock = {gobject_ = {p = 0x0, i = {0, 0}}}, _scoped_connection_list = empty std::__cxx11::list}}, _sensitive = true, proxy = 0x555557107190, _splash_pushed = false, static CloseAllDialogs = }, _cancel_button = , _cancel_label = , _bar = , _interthread_info = 0x5555583ccc30}, _label = , _import_status = 0x5555583ccc28} ok = true #8 0x00005555565d85d2 in SoundFileOmega::do_something(int) (this=0x55555af259a0, action=-5) at ../gtk2_ardour/sfdb_ui.cc:2085 paths = std::vector of length 1, capacity 1 = {"/home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/clips/uhl.mp4.wav"} pos = Editing::ImportAtStart mode = Editing::ImportAsTrack chns = Editing::ImportDistinctFiles instrument = {px = 0x5555581765d0, pn = {pi_ = 0x555558155500}} where = 0 mts = ARDOUR::SMFTrackNumber mtd = ARDOUR::SMFTempoIgnore quality = ARDOUR::SrcBest #9 0x00005555565e03a2 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570f2c30, _A_a1=@0x7fffffffbe7c: -5) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #10 0x00005555565df81c in sigc::adaptor_functor >::operator()(Gtk::ResponseType&) const (this=0x5555570f2c28, _A_arg1=@0x5555570f2c50: Gtk::RESPONSE_OK) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #11 0x00005555565deab4 in sigc::bind_functor<-1, sigc::bound_mem_functor1, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>::operator()() (this=0x5555570f2c20) at /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:1124 #12 0x00005555565dd74e in sigc::internal::slot_call0, Gtk::ResponseType, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it(sigc::internal::slot_rep*) (rep=0x5555570f2bf0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:136 typed_rep = 0x5555570f2bf0 #13 0x00007ffff58921e8 in sigc::slot0::operator()() const (this=0x5555570f2818) at /usr/include/sigc++-2.0/sigc++/functors/slot_base.h:335 slot = 0x5555570f2818 #14 Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) (self=, data=0x5555570f2810) at signalproxy.cc:103 slot = 0x5555570f2818 #18 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc350, reg_save_area = 0x7fffffffc290}} #15 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570f2c80, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e3fe0 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5555570f2c60 __func__ = "g_closure_invoke" #16 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x55555738c790, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3812 tmp = handler = 0x5555570eeb40 accumulator = 0x0 emission = {next = 0x7fffffffc4a0, instance = 0x555556f02650, ihint = {signal_id = 123, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x55555738c760 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 123 max_sequential_handler_number = 19432 return_value_altered = 1 --Type for more, q to quit, c to continue without paging--c #17 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc0c0 signal_return_type = param_values = 0x7fffffffc0d8 node = i = n_params = __func__ = "g_signal_emit_valist" #19 0x00007ffff52e037e in gtk_real_button_released (button=0x555556f02650 [gtkmm__GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #23 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc7c0, reg_save_area = 0x7fffffffc700}} #20 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555738c680, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x340 in_marshal = 0 real_closure = 0x55555738c660 __func__ = "g_closure_invoke" #21 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x55555738c6b0, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 accumulator = 0x0 emission = {next = 0x7fffffffc930, instance = 0x555556f02650, ihint = {signal_id = 122, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x55555734a100 [gtkmm__GtkButton/GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x55555738c680 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 122 max_sequential_handler_number = 19432 return_value_altered = #22 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc530 signal_return_type = param_values = 0x7fffffffc548 node = i = n_params = __func__ = "g_signal_emit_valist" #24 0x00007ffff52df289 in gtk_button_button_release (widget=, event=) at ../../../../gtk/gtkbutton.c:1604 button = #29 0x00007ffff5800edf in (instance=instance@entry=0x555556f02650, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffcc70, reg_save_area = 0x7fffffffcbb0}} #25 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x55555735ca30, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 cc = 0x55555735ca30 data1 = 0x555556f02650 data2 = callback = 0x7ffff4e33c60 v_return = __func__ = "_gtk_marshal_BOOLEAN__BOXED" #26 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x55555735ca30, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x160 in_marshal = 0 real_closure = 0x55555735ca10 __func__ = "g_closure_invoke" #27 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x555556f02650, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 accumulator = 0x55555735ca80 emission = {next = 0x0, instance = 0x555556f02650, ihint = {signal_id = 34, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x55555734a100 [gtkmm__GtkButton/GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x55555735ca30 hlist = handler_list = return_accu = 0x7fffffffc960 accu = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 34 max_sequential_handler_number = 19432 return_value_altered = 0 #28 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 return_value = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} error = 0x0 rtype = 0x14 [gboolean] static_scope = 0 instance_and_params = 0x7fffffffc9c0 signal_return_type = param_values = 0x7fffffffc9d8 node = i = n_params = __func__ = "g_signal_emit_valist" #30 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x555556f02650 [gtkmm__GtkButton], event=event@entry=0x55555aed1aa0) at ../../../../gtk/gtkwidget.c:5010 signal_num = return_val = 0 #31 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x555556f02650 [gtkmm__GtkButton], event=event@entry=0x55555aed1aa0) at ../../../../gtk/gtkwidget.c:4807 __func__ = "IA__gtk_widget_event" #32 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x555556f02650 [gtkmm__GtkButton], event=0x55555aed1aa0) at ../../../../gtk/gtkmain.c:2503 tmp = handled_event = __func__ = "IA__gtk_propagate_event" #33 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x55555aed1aa0) at ../../../../gtk/gtkmain.c:1698 grab_widget = 0x555556f02650 [gtkmm__GtkButton] window_group = rewritten_event = tmp_list = event_widget = __func__ = "IA__gtk_main_do_event" __func__ = "IA__gtk_main_do_event" #34 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 __func__ = "IA__gtk_main_do_event" #35 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 display = event = 0x55555aed1aa0 #36 0x00007ffff56f760d in g_main_dispatch (context=0x555557294a20) at ../../../glib/gmain.c:3309 dispatch = 0x7ffff51f70c0 prev_source = 0x0 was_in_call = 0 user_data = 0x0 callback = 0x0 cb_funcs = 0x0 cb_data = need_destroy = source = 0x55555731bac0 current = 0x5555573d5530 i = 0 __func__ = "g_main_dispatch" #37 g_main_context_dispatch (context=context@entry=0x555557294a20) at ../../../glib/gmain.c:3974 #38 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557294a20, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 max_priority = 2147483647 timeout = 29 some_ready = 1 nfds = allocated_nfds = fds = 0x5555570a6b10 #39 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777bc60) at ../../../glib/gmain.c:4241 __func__ = "g_main_loop_run" #40 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 tmp_list = 0x0 functions = 0x0 init = loop = 0x55555777bc60 #41 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572f4510, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #42 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 Also it's not possible to add a track, ardour also freezes: $ ./gtk2_ardour/ardbg GNU gdb (Debian 9.1-3) 9.1 Copyright (C) 2020 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from ./gtk2_ardour/../build/gtk2_ardour/ardour-6.0.pre1.242... (gdb) handle SIG32 noprint nostop Signal Stop Print Pass to program Description SIG32 No No Yes Real-time event 32 (gdb) run Starting program: /home/alexander/media/sw/ardour/build/gtk2_ardour/ardour-6.0.pre1.242 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". bind txt domain [gtk2_ardour6] to /usr/local/share/ardour6/locale Ardour6.0.pre1.242 (built using 6.0-rc1-104-ge97ea38108 and GCC version 9.2.1 20200123) Ardour: [INFO]: Your system is configured to limit Ardour to 1048576 open files Ardour: [INFO]: Loading system configuration file /home/alexander/media/sw/ardour/system_config Ardour: [INFO]: Loading user configuration file /home/alexander/.config/ardour6/config [New Thread 0x7fffeed42700 (LWP 89812)] Ardour: [INFO]: CPU vendor: GenuineIntel Ardour: [INFO]: AVX-capable processor Ardour: [INFO]: CPU brand: Intel(R) Core(TM) i9-9900 CPU @ 3.10GHz Ardour: [INFO]: Using SSE optimized routines [New Thread 0x7fffee541700 (LWP 89813)] [New Thread 0x7fffedd40700 (LWP 89814)] [New Thread 0x7fffed53f700 (LWP 89815)] Ardour: [INFO]: Loading plugin meta data file /home/alexander/media/sw/ardour/share/plugin_metadata/plugin_tags [New Thread 0x7fffdf27b700 (LWP 89816)] [Thread 0x7fffdf27b700 (LWP 89816) exited] [New Thread 0x7fffdf27b700 (LWP 89817)] [New Thread 0x7fffde462700 (LWP 89818)] [New Thread 0x7fffdd3c9700 (LWP 89819)] Ardour: [INFO]: Loading 449 MIDI patches from ./gtk2_ardour/../share/patchfiles Ardour: [INFO]: Loading default ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/default_ui_config Ardour: [INFO]: Loading user ui configuration file /home/alexander/.config/ardour6/ui_config [New Thread 0x7fffdca13700 (LWP 89820)] [New Thread 0x7fffcbfff700 (LWP 89821)] [New Thread 0x7fffcb7fe700 (LWP 89822)] Color shuttle bg not found Color play head not found Ardour: [INFO]: Loading color file /home/alexander/media/sw/ardour/gtk2_ardour/themes/dark-ardour.colors Ardour: [INFO]: Loading ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/clearlooks.rc Ardour: [INFO]: Loading bindings from /home/alexander/media/sw/ardour/build/gtk2_ardour/ardour.keys Loading ui configuration file /home/alexander/media/sw/ardour/build/gtk2_ardour/clearlooks.rc [New Thread 0x7fffdc1e0700 (LWP 89823)] [New Thread 0x7fffdc15f700 (LWP 89824)] [Thread 0x7fffdc15f700 (LWP 89824) exited] [Thread 0x7fffdc1e0700 (LWP 89823) exited] [New Thread 0x7fffdc1e0700 (LWP 89825)] [New Thread 0x7fffdc15f700 (LWP 89826)] [Thread 0x7fffdc15f700 (LWP 89826) exited] [Thread 0x7fffdc1e0700 (LWP 89825) exited] [New Thread 0x7fffcaffd700 (LWP 89827)] [New Thread 0x7fffca7fc700 (LWP 89828)] Found nothing along /home/alexander/.config/ardour6/templates:./gtk2_ardour/../share/templates:./gtk2_ardour/../build/templates:./gtk2_ardour/../gtk2_ardour/templates:./gtk2_ardour/../build/gtk2_ardour/templates:./templates [Thread 0x7fffca7fc700 (LWP 89828) exited] [Thread 0x7fffcb7fe700 (LWP 89822) exited] [Thread 0x7fffdd3c9700 (LWP 89819) exited] [New Thread 0x7fffca7fc700 (LWP 89832)] [New Thread 0x7fffcb7fe700 (LWP 89833)] [New Thread 0x7fffc9e8e700 (LWP 89834)] [New Thread 0x7fffc968d700 (LWP 89835)] [New Thread 0x7fffc8e8c700 (LWP 89836)] [New Thread 0x7fffaffff700 (LWP 89837)] [New Thread 0x7fffaf7fe700 (LWP 89838)] [New Thread 0x7fffaeffd700 (LWP 89839)] [New Thread 0x7fffae7fc700 (LWP 89840)] [Thread 0x7fffae7fc700 (LWP 89840) exited] [Thread 0x7fffaeffd700 (LWP 89839) exited] [Thread 0x7fffaf7fe700 (LWP 89838) exited] [Thread 0x7fffaffff700 (LWP 89837) exited] [Thread 0x7fffc968d700 (LWP 89835) exited] [Thread 0x7fffca7fc700 (LWP 89832) exited] [Thread 0x7fffcaffd700 (LWP 89827) exited] [Thread 0x7fffc9e8e700 (LWP 89834) exited] [Thread 0x7fffcb7fe700 (LWP 89833) exited] [New Thread 0x7fffcb7fe700 (LWP 89841)] [New Thread 0x7fffc9e8e700 (LWP 89842)] [New Thread 0x7fffcaffd700 (LWP 89843)] [New Thread 0x7fffc968d700 (LWP 89844)] [New Thread 0x7fffca7fc700 (LWP 89845)] [New Thread 0x7fffaffff700 (LWP 89846)] [New Thread 0x7fffaf7fe700 (LWP 89847)] [Thread 0x7fffaf7fe700 (LWP 89847) exited] [Thread 0x7fffc968d700 (LWP 89844) exited] [Thread 0x7fffc9e8e700 (LWP 89842) exited] [Thread 0x7fffcaffd700 (LWP 89843) exited] [Thread 0x7fffcb7fe700 (LWP 89841) exited] [Thread 0x7fffca7fc700 (LWP 89845) exited] [Thread 0x7fffc8e8c700 (LWP 89836) exited] [New Thread 0x7fffca7fc700 (LWP 89848)] [New Thread 0x7fffcaffd700 (LWP 89849)] [New Thread 0x7fffc968d700 (LWP 89850)] [New Thread 0x7fffcb7fe700 (LWP 89851)] [New Thread 0x7fffc9e8e700 (LWP 89852)] [Thread 0x7fffc9e8e700 (LWP 89852) exited] [Thread 0x7fffcaffd700 (LWP 89849) exited] [Thread 0x7fffcb7fe700 (LWP 89851) exited] [Thread 0x7fffca7fc700 (LWP 89848) exited] [Thread 0x7fffaffff700 (LWP 89846) exited] [New Thread 0x7fffaffff700 (LWP 89853)] [New Thread 0x7fffcb7fe700 (LWP 89854)] [New Thread 0x7fffca7fc700 (LWP 89855)] [New Thread 0x7fffc9e8e700 (LWP 89856)] [New Thread 0x7fffcaffd700 (LWP 89857)] [New Thread 0x7fffc8e8c700 (LWP 89858)] [Thread 0x7fffc9e8e700 (LWP 89856) exited] [Thread 0x7fffc8e8c700 (LWP 89858) exited] [Thread 0x7fffca7fc700 (LWP 89855) exited] [Thread 0x7fffcb7fe700 (LWP 89854) exited] [Thread 0x7fffaffff700 (LWP 89853) exited] [Thread 0x7fffc968d700 (LWP 89850) exited] [New Thread 0x7fffaffff700 (LWP 89860)] [New Thread 0x7fffca7fc700 (LWP 89861)] [New Thread 0x7fffc8e8c700 (LWP 89862)] [New Thread 0x7fffc9e8e700 (LWP 89863)] [New Thread 0x7fffcb7fe700 (LWP 89864)] [Thread 0x7fffcb7fe700 (LWP 89864) exited] [Thread 0x7fffc8e8c700 (LWP 89862) exited] [Thread 0x7fffaffff700 (LWP 89860) exited] [Thread 0x7fffca7fc700 (LWP 89861) exited] [Thread 0x7fffcaffd700 (LWP 89857) exited] [New Thread 0x7fffcaffd700 (LWP 89865)] [New Thread 0x7fffca7fc700 (LWP 89866)] [New Thread 0x7fffcb7fe700 (LWP 89867)] [New Thread 0x7fffaffff700 (LWP 89868)] [New Thread 0x7fffc968d700 (LWP 89869)] [New Thread 0x7fffc8e8c700 (LWP 89870)] [New Thread 0x7fffaf7fe700 (LWP 89871)] [New Thread 0x7fffaeffd700 (LWP 89872)] [New Thread 0x7fffae7fc700 (LWP 89873)] [Thread 0x7fffae7fc700 (LWP 89873) exited] [Thread 0x7fffaeffd700 (LWP 89872) exited] [Thread 0x7fffaf7fe700 (LWP 89871) exited] [Thread 0x7fffc8e8c700 (LWP 89870) exited] [Thread 0x7fffc968d700 (LWP 89869) exited] [Thread 0x7fffaffff700 (LWP 89868) exited] [Thread 0x7fffca7fc700 (LWP 89866) exited] [Thread 0x7fffcaffd700 (LWP 89865) exited] [Thread 0x7fffc9e8e700 (LWP 89863) exited] [New Thread 0x7fffc968d700 (LWP 89874)] [New Thread 0x7fffca7fc700 (LWP 89875)] [New Thread 0x7fffaeffd700 (LWP 89876)] [Thread 0x7fffcb7fe700 (LWP 89867) exited] [Thread 0x7fffaeffd700 (LWP 89876) exited] [Thread 0x7fffc968d700 (LWP 89874) exited] [New Thread 0x7fffc968d700 (LWP 89877)] [New Thread 0x7fffaeffd700 (LWP 89878)] [New Thread 0x7fffcb7fe700 (LWP 89879)] [New Thread 0x7fffc9e8e700 (LWP 89880)] [New Thread 0x7fffcaffd700 (LWP 89881)] [New Thread 0x7fffc8e8c700 (LWP 89882)] [New Thread 0x7fffaffff700 (LWP 89883)] [Thread 0x7fffc8e8c700 (LWP 89882) exited] [Thread 0x7fffaffff700 (LWP 89883) exited] [Thread 0x7fffcaffd700 (LWP 89881) exited] [Thread 0x7fffc9e8e700 (LWP 89880) exited] [Thread 0x7fffaeffd700 (LWP 89878) exited] [Thread 0x7fffc968d700 (LWP 89877) exited] [Thread 0x7fffca7fc700 (LWP 89875) exited] [New Thread 0x7fffdc1e0700 (LWP 89884)] [New Thread 0x7fffdc15f700 (LWP 89885)] [New Thread 0x7fffcaf5b700 (LWP 89886)] [New Thread 0x7fffca7fc700 (LWP 89887)] [Thread 0x7fffcb7fe700 (LWP 89879) exited] lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///usr/lib/x86_64-linux-gnu/lv2/nrepel.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/nrepel.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-reverb.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-reverb.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-delay.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-delay.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-eq.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-eq.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-fluidsynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-fluidsynth.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/reasonablesynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/reasonablesynth.lv2/ (ignored) lilv_world_load_bundle(): warning: Replacing version 768.0 of from lilv_world_load_bundle(): note: New version 775.3 found in Scanning folders for bundled LV2s: ./gtk2_ardour/../build/libs/LV2 lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///usr/lib/x86_64-linux-gnu/lv2/nrepel.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/nrepel.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-reverb.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-reverb.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-delay.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-delay.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-eq.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-eq.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-fluidsynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-fluidsynth.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/a-comp.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/a-comp.lv2/ (ignored) lilv_world_add_plugin(): warning: Duplicate plugin lilv_world_add_plugin(): warning: ... found in file:///home/alexander/media/sw/ardour/build/libs/LV2/reasonablesynth.lv2/ lilv_world_add_plugin(): warning: ... and file:///usr/lib/lv2/reasonablesynth.lv2/ (ignored) lilv_world_load_bundle(): warning: Replacing version 768.0 of from lilv_world_load_bundle(): note: New version 775.3 found in [New Thread 0x7fffcb7fe700 (LWP 89890)] [New Thread 0x7fffc968d700 (LWP 89891)] [Detaching after vfork from child process 89892] [New Thread 0x7fffc9e8e700 (LWP 89893)] [Thread 0x7fffc9e8e700 (LWP 89893) exited] [Thread 0x7fffc968d700 (LWP 89891) exited] [Thread 0x7fffca7fc700 (LWP 89887) exited] [Detaching after vfork from child process 89894] [New Thread 0x7fffc9e8e700 (LWP 89895)] [Thread 0x7fffc9e8e700 (LWP 89895) exited] Set cursor set to default loading from /home/alexander/media/videos/2020-04-27-gemeinschaftsproduktion/ardour-uhl as ardour-uhl templ is_new 0 bp 0 [New Thread 0x7fffca80a700 (LWP 89896)] [New Thread 0x7fffc889d700 (LWP 89897)] [New Thread 0x7fffc8894700 (LWP 89898)] [New Thread 0x7fffc888b700 (LWP 89899)] [New Thread 0x7fffc8882700 (LWP 89900)] [New Thread 0x7fffc8879700 (LWP 89901)] [New Thread 0x7fffc8870700 (LWP 89902)] [New Thread 0x7fffc8867700 (LWP 89903)] [New Thread 0x7fffc885e700 (LWP 89904)] [New Thread 0x7fffc8855700 (LWP 89905)] [New Thread 0x7fffc884c700 (LWP 89906)] [New Thread 0x7fffc8843700 (LWP 89907)] [New Thread 0x7fffc883a700 (LWP 89908)] [New Thread 0x7fffc8831700 (LWP 89909)] [New Thread 0x7fffc8828700 (LWP 89910)] [New Thread 0x7fffc881f700 (LWP 89911)] [New Thread 0x7fffc879e700 (LWP 89912)] [New Thread 0x7fffc871d700 (LWP 89913)] [New Thread 0x7fffc869c700 (LWP 89914)] [New Thread 0x7fffc861b700 (LWP 89915)] [New Thread 0x7fffc859a700 (LWP 89916)] [New Thread 0x7fffc8519700 (LWP 89917)] [New Thread 0x7fffc8498700 (LWP 89918)] [New Thread 0x7fffc8417700 (LWP 89919)] [New Thread 0x7fffc8396700 (LWP 89920)] [New Thread 0x7fffc8315700 (LWP 89921)] [New Thread 0x7fffc8294700 (LWP 89922)] [New Thread 0x7fffc8213700 (LWP 89923)] [New Thread 0x7fffc8192700 (LWP 89924)] [New Thread 0x7fffc8111700 (LWP 89925)] [New Thread 0x7fff8c45a700 (LWP 89926)] [New Thread 0x7fffc9e8e700 (LWP 89927)] [New Thread 0x7fffca7fc700 (LWP 89928)] [New Thread 0x7fffc968d700 (LWP 89929)] [New Thread 0x7fffaffff700 (LWP 89930)] locate took 92 usecs for 1 tracks = 92 per track [Thread 0x7fffcb7fe700 (LWP 89890) exited] ^C--Type for more, q to quit, c to continue without paging--c Thread 1 "gui" received signal SIGINT, Interrupt. syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 38 ../sysdeps/unix/sysv/linux/x86_64/syscall.S: No such file or directory. (gdb) bt #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6238) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffb590, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x5555570f6400, enable=true) at ../libs/ardour/route.cc:2429 #4 0x0000555555b92c60 in ARDOUR_UI::session_add_audio_route(bool, int, int, ARDOUR::TrackMode, ARDOUR::RouteGroup*, unsigned int, std::__cxx11::basic_string, std::allocator > const&, bool, unsigned int) (this= 0x5555572ec4e0, track=true, input_channels=1, output_channels=2, mode=ARDOUR::Normal, route_group=0x0, how_many=1, name_template="Audio", strict_io=true, order=4294967295) at ../gtk2_ardour/ardour_ui.cc:1570 #5 0x0000555555b98c20 in ARDOUR_UI::add_route_dialog_response(int) (this=0x5555572ec4e0, r=1) at ../gtk2_ardour/ardour_ui.cc:2777 #6 0x0000555555bc7c86 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570c2b48, _A_a1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #7 0x0000555555bc10c3 in sigc::adaptor_functor >::operator()(int const&) const (this=0x5555570c2b40, _A_arg1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #8 0x0000555555bb8d88 in sigc::internal::slot_call1, void, int>::call_it(sigc::internal::slot_rep*, int const&) (rep=0x5555570c2b10, a_1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:170 #9 0x00007ffff4db8f27 in () at /lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #13 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #10 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570c7640, return_value=0x0, n_param_values=2, param_values=0x7fffffffbc50, invocation_hint=0x7fffffffbbd0) at ../../../gobject/gclosure.c:810 #11 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x555557533ec0, detail=detail@entry=0, instance=instance@entry=0x5555574248f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffbc50) at ../../../gobject/gsignal.c:3812 #12 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffbe20) at ../../../gobject/gsignal.c:3498 #17 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #14 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570c17e0, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 #15 0x00007ffff57f5784 in signal_emit_unlocked_R (node=node@entry=0x555557394050, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3742 #16 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 --Type for more, q to quit, c to continue without paging--c #18 0x00007ffff52e037e in gtk_real_button_released (button=0x5555570b3840 [GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #22 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #19 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557392f00, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 #20 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x555557392f30, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 #21 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 #23 0x00007ffff52df289 in gtk_button_button_release (widget=widget@entry=0x5555570b3840 [GtkButton], event=) at ../../../../gtk/gtkbutton.c:1604 #28 0x00007ffff5800edf in (instance=instance@entry=0x5555570b3840, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #24 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x555557363660, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 #25 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557363660, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 #26 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 #27 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 #29 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x5555570b3840 [GtkButton], event=event@entry=0x555557907d90) at ../../../../gtk/gtkwidget.c:5010 #30 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x5555570b3840 [GtkButton], event=event@entry=0x555557907d90) at ../../../../gtk/gtkwidget.c:4807 #31 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x5555570b3840 [GtkButton], event=0x555557907d90) at ../../../../gtk/gtkmain.c:2503 #32 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x555557907d90) at ../../../../gtk/gtkmain.c:1698 #33 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 #34 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 #35 0x00007ffff56f760d in g_main_dispatch (context=0x5555572e4e10) at ../../../glib/gmain.c:3309 #36 g_main_context_dispatch (context=context@entry=0x5555572e4e10) at ../../../glib/gmain.c:3974 #37 0x00007ffff56f7890 in g_main_context_iterate (context=0x5555572e4e10, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 #38 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555776a480) at ../../../glib/gmain.c:4241 #39 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 #40 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572ec4e0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #41 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 bt full: (gdb) bt full #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a6238) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffb590, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x5555570f6400, enable=true) at ../libs/ardour/route.cc:2429 lx = {mutex_ = @0x5555572a6238, locked_ = true} #4 0x0000555555b92c60 in ARDOUR_UI::session_add_audio_route(bool, int, int, ARDOUR::TrackMode, ARDOUR::RouteGroup*, unsigned int, std::__cxx11::basic_string, std::allocator > const&, bool, unsigned int) (this=0x5555572ec4e0, track=true, input_channels=1, output_channels=2, mode=ARDOUR::Normal, route_group=0x0, how_many=1, name_template="Audio", strict_io=true, order=4294967295) at ../gtk2_ardour/ardour_ui.cc:1570 i = {px = 0x5555570f6400, pn = {pi_ = 0x55555a965240}} tracks = std::__cxx11::list = {[0] = {px = 0x5555570f6400, pn = {pi_ = 0x55555a965240}}} routes = empty std::__cxx11::list __PRETTY_FUNCTION__ = "void ARDOUR_UI::session_add_audio_route(bool, int32_t, int32_t, ARDOUR::TrackMode, ARDOUR::RouteGroup*, uint32_t, const string&, bool, ARDOUR::PresentationInfo::order_t)" #5 0x0000555555b98c20 in ARDOUR_UI::add_route_dialog_response(int) (this=0x5555572ec4e0, r=1) at ../gtk2_ardour/ardour_ui.cc:2777 order = 4294967295 output_chan = {static ZERO = {static ZERO = , _counts = {0, 0}}, _counts = {2, 0}} input_chan = {static ZERO = {static ZERO = , _counts = {0, 0}}, _counts = {1, 0}} instrument = {px = 0x55555817b8e0, pn = {pi_ = 0x55555815b880}} route_group = 0x0 strict_io = true pcb = {_session = 0x5555585deb00, _reconfigure_on_delete = true} name_template = "Audio" ds = {} oac = ARDOUR::AutoConnectMaster count = 1 template_path = "" #6 0x0000555555bc7c86 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570c2b48, _A_a1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #7 0x0000555555bc10c3 in sigc::adaptor_functor >::operator()(int const&) const (this=0x5555570c2b40, _A_arg1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #8 0x0000555555bb8d88 in sigc::internal::slot_call1, void, int>::call_it(sigc::internal::slot_rep*, int const&) (rep=0x5555570c2b10, a_1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:170 typed_rep = 0x5555570c2b10 #9 0x00007ffff4db8f27 in () at /lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #13 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffbf00, reg_save_area = 0x7fffffffbe40}} #10 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570c7640, return_value=0x0, n_param_values=2, param_values=0x7fffffffbc50, invocation_hint=0x7fffffffbbd0) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e4430 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5555570c7620 __func__ = "g_closure_invoke" #11 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x555557533ec0, detail=detail@entry=0, instance=instance@entry=0x5555574248f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffbc50) at ../../../gobject/gsignal.c:3812 tmp = handler = 0x5555570c64c0 accumulator = 0x0 emission = {next = 0x7fffffffc030, instance = 0x5555574248f0, ihint = {signal_id = 204, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x555557371180 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 204 max_sequential_handler_number = 19011 return_value_altered = 1 #12 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffbe20) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffbc50 signal_return_type = param_values = 0x7fffffffbc68 node = i = n_params = __func__ = "g_signal_emit_valist" #17 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc350, reg_save_area = 0x7fffffffc290}} #14 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570c17e0, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e3fe0 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5555570c17c0 __func__ = "g_closure_invoke" #15 0x00007ffff57f5784 in signal_emit_unlocked_R (node=node@entry=0x555557394050, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3742 tmp = handler = 0x5555570ba680 accumulator = 0x0 emission = {next = 0x7fffffffc4a0, instance = 0x5555570b3840, ihint = {signal_id = 123, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x555557394020 hlist = handler_list = 0x5555570ba680 return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 123 max_sequential_handler_number = 19011 return_value_altered = 1 #16 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc0c0 signal_return_type = param_values = 0x7fffffffc0d8 node = i = n_params = __func__ = "g_signal_emit_valist" #18 0x00007ffff52e037e in gtk_real_button_released (button=0x5555570b3840 [GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #22 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc7c0, reg_save_area = 0x7fffffffc700}} #19 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557392f00, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 --Type for more, q to quit, c to continue without paging--c marshal = 0x7ffff57e0510 marshal_data = 0x340 in_marshal = 0 real_closure = 0x555557392ee0 __func__ = "g_closure_invoke" #20 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x555557392f30, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 accumulator = 0x0 emission = {next = 0x7fffffffc930, instance = 0x5555570b3840, ihint = {signal_id = 122, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x555556ed1770 [GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x555557392f00 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 122 max_sequential_handler_number = 19011 return_value_altered = #21 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc530 signal_return_type = param_values = 0x7fffffffc548 node = i = n_params = __func__ = "g_signal_emit_valist" #23 0x00007ffff52df289 in gtk_button_button_release (widget=widget@entry=0x5555570b3840 [GtkButton], event=) at ../../../../gtk/gtkbutton.c:1604 button = 0x5555570b3840 [GtkButton] #28 0x00007ffff5800edf in (instance=instance@entry=0x5555570b3840, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffcc70, reg_save_area = 0x7fffffffcbb0}} #24 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x555557363660, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 cc = 0x555557363660 data1 = 0x5555570b3840 data2 = callback = 0x7ffff52df270 v_return = __func__ = "_gtk_marshal_BOOLEAN__BOXED" #25 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557363660, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x160 in_marshal = 0 real_closure = 0x555557363640 __func__ = "g_closure_invoke" #26 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x5555570b3840, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 accumulator = 0x555557364f50 emission = {next = 0x0, instance = 0x5555570b3840, ihint = {signal_id = 34, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x555556ed1770 [GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x555557363660 hlist = handler_list = return_accu = 0x7fffffffc960 accu = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 34 max_sequential_handler_number = 19011 return_value_altered = 0 #27 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 return_value = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} error = 0x0 rtype = 0x14 [gboolean] static_scope = 0 instance_and_params = 0x7fffffffc9c0 signal_return_type = param_values = 0x7fffffffc9d8 node = i = n_params = __func__ = "g_signal_emit_valist" #29 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x5555570b3840 [GtkButton], event=event@entry=0x555557907d90) at ../../../../gtk/gtkwidget.c:5010 signal_num = return_val = 0 #30 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x5555570b3840 [GtkButton], event=event@entry=0x555557907d90) at ../../../../gtk/gtkwidget.c:4807 __func__ = "IA__gtk_widget_event" #31 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x5555570b3840 [GtkButton], event=0x555557907d90) at ../../../../gtk/gtkmain.c:2503 tmp = handled_event = __func__ = "IA__gtk_propagate_event" #32 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x555557907d90) at ../../../../gtk/gtkmain.c:1698 grab_widget = 0x5555570b3840 [GtkButton] window_group = rewritten_event = tmp_list = event_widget = __func__ = "IA__gtk_main_do_event" __func__ = "IA__gtk_main_do_event" #33 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 __func__ = "IA__gtk_main_do_event" #34 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 display = event = 0x555557907d90 #35 0x00007ffff56f760d in g_main_dispatch (context=0x5555572e4e10) at ../../../glib/gmain.c:3309 dispatch = 0x7ffff51f70c0 prev_source = 0x0 was_in_call = 0 user_data = 0x0 callback = 0x0 cb_funcs = 0x0 cb_data = need_destroy = source = 0x555557322840 current = 0x5555573dd140 i = 0 __func__ = "g_main_dispatch" #36 g_main_context_dispatch (context=context@entry=0x5555572e4e10) at ../../../glib/gmain.c:3974 #37 0x00007ffff56f7890 in g_main_context_iterate (context=0x5555572e4e10, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 max_priority = 2147483647 timeout = 19 some_ready = 1 nfds = allocated_nfds = fds = 0x5555570a27f0 #38 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555776a480) at ../../../glib/gmain.c:4241 __func__ = "g_main_loop_run" #39 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 tmp_list = 0x0 functions = 0x0 init = loop = 0x55555776a480 #40 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572ec4e0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #41 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 I made a new session and added a bus, that worked. Then I added a track and the gui froze: (gdb) bt #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a72f8) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffb590, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x5555598c1c00, enable=true) at ../libs/ardour/route.cc:2429 #4 0x0000555555b92c60 in ARDOUR_UI::session_add_audio_route(bool, int, int, ARDOUR::TrackMode, ARDOUR::RouteGroup*, unsigned int, std::__cxx11::basic_string, std::allocator > const&, bool, unsigned int) (this= 0x5555572ed060, track=true, input_channels=1, output_channels=2, mode=ARDOUR::Normal, route_group=0x0, how_many=1, name_template="Audio", strict_io=true, order=4294967295) at ../gtk2_ardour/ardour_ui.cc:1570 #5 0x0000555555b98c20 in ARDOUR_UI::add_route_dialog_response(int) (this=0x5555572ed060, r=1) at ../gtk2_ardour/ardour_ui.cc:2777 #6 0x0000555555bc7c86 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570b3858, _A_a1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #7 0x0000555555bc10c3 in sigc::adaptor_functor >::operator()(int const&) const (this=0x5555570b3850, _A_arg1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #8 0x0000555555bb8d88 in sigc::internal::slot_call1, void, int>::call_it(sigc::internal::slot_rep*, int const&) (rep=0x5555570b3820, a_1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:170 #9 0x00007ffff4db8f27 in () at /lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #13 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #10 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570b8bc0, return_value=0x0, n_param_values=2, param_values=0x7fffffffbc50, invocation_hint=0x7fffffffbbd0) at ../../../gobject/gclosure.c:810 #11 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x555557535ec0, detail=detail@entry=0, instance=instance@entry=0x5555574277b0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffbc50) at ../../../gobject/gsignal.c:3812 #12 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffbe20) at ../../../gobject/gsignal.c:3498 #17 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #14 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570b2160, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 #15 0x00007ffff57f5784 in signal_emit_unlocked_R (node=node@entry=0x555557393f90, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3742 #16 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 --Type for more, q to quit, c to continue without paging-- #18 0x00007ffff52e037e in gtk_real_button_released (button=0x55555978d030 [GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #22 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 #19 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557393e80, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 #20 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x555557393eb0, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 #21 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 #23 0x00007ffff52df289 in gtk_button_button_release (widget=widget@entry=0x55555978d030 [GtkButton], event=) at ../../../../gtk/gtkbutton.c:1604 #28 0x00007ffff5800edf in (instance=instance@entry=0x55555978d030, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 #24 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x555557364860, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 #25 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557364860, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 #26 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 #27 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 #29 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x55555978d030 [GtkButton], event=event@entry=0x5555595c04b0) at ../../../../gtk/gtkwidget.c:5010 #30 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x55555978d030 [GtkButton], event=event@entry=0x5555595c04b0) at ../../../../gtk/gtkwidget.c:4807 #31 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x55555978d030 [GtkButton], event=0x5555595c04b0) at ../../../../gtk/gtkmain.c:2503 #32 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x5555595c04b0) at ../../../../gtk/gtkmain.c:1698 #33 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 #34 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 #35 0x00007ffff56f760d in g_main_dispatch (context=0x555557299100) at ../../../glib/gmain.c:3309 #36 g_main_context_dispatch (context=context@entry=0x555557299100) at ../../../glib/gmain.c:3974 --Type for more, q to quit, c to continue without paging--c #37 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557299100, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 #38 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777e150) at ../../../glib/gmain.c:4241 #39 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 #40 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572ed060, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #41 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435 bt full: (gdb) bt full #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff5742e7c in g_mutex_lock_slowpath (mutex=0x5555572a72f8) at ../../../glib/gthread-posix.c:1458 #2 0x0000555555b686d6 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7fffffffb590, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:687 #3 0x00007ffff7716724 in ARDOUR::Route::set_strict_io(bool) (this=0x5555598c1c00, enable=true) at ../libs/ardour/route.cc:2429 lx = {mutex_ = @0x5555572a72f8, locked_ = true} #4 0x0000555555b92c60 in ARDOUR_UI::session_add_audio_route(bool, int, int, ARDOUR::TrackMode, ARDOUR::RouteGroup*, unsigned int, std::__cxx11::basic_string, std::allocator > const&, bool, unsigned int) (this=0x5555572ed060, track=true, input_channels=1, output_channels=2, mode=ARDOUR::Normal, route_group=0x0, how_many=1, name_template="Audio", strict_io=true, order=4294967295) at ../gtk2_ardour/ardour_ui.cc:1570 i = {px = 0x5555598c1c00, pn = {pi_ = 0x5555597a7d00}} tracks = std::__cxx11::list = {[0] = {px = 0x5555598c1c00, pn = {pi_ = 0x5555597a7d00}}} routes = empty std::__cxx11::list __PRETTY_FUNCTION__ = "void ARDOUR_UI::session_add_audio_route(bool, int32_t, int32_t, ARDOUR::TrackMode, ARDOUR::RouteGroup*, uint32_t, const string&, bool, ARDOUR::PresentationInfo::order_t)" #5 0x0000555555b98c20 in ARDOUR_UI::add_route_dialog_response(int) (this=0x5555572ed060, r=1) at ../gtk2_ardour/ardour_ui.cc:2777 order = 4294967295 output_chan = {static ZERO = {static ZERO = , _counts = {0, 0}}, _counts = {2, 0}} input_chan = {static ZERO = {static ZERO = , _counts = {0, 0}}, _counts = {1, 0}} instrument = {px = 0x555558185b40, pn = {pi_ = 0x555558164d50}} route_group = 0x0 strict_io = true pcb = {_session = 0x5555585de0f0, _reconfigure_on_delete = true} name_template = "Audio" ds = {} oac = ARDOUR::AutoConnectMaster count = 1 template_path = "" #6 0x0000555555bc7c86 in sigc::bound_mem_functor1::operator()(int const&) const (this=0x5555570b3858, _A_a1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2066 #7 0x0000555555bc10c3 in sigc::adaptor_functor >::operator()(int const&) const (this=0x5555570b3850, _A_arg1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:89 #8 0x0000555555bb8d88 in sigc::internal::slot_call1, void, int>::call_it(sigc::internal::slot_rep*, int const&) (rep=0x5555570b3820, a_1=@0x7fffffffba7c: 1) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:170 typed_rep = 0x5555570b3820 #9 0x00007ffff4db8f27 in () at /lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #13 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffbf00, reg_save_area = 0x7fffffffbe40}} #10 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570b8bc0, return_value=0x0, n_param_values=2, param_values=0x7fffffffbc50, invocation_hint=0x7fffffffbbd0) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e4430 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5555570b8ba0 __func__ = "g_closure_invoke" #11 0x00007ffff57f51b3 in signal_emit_unlocked_R (node=node@entry=0x555557535ec0, detail=detail@entry=0, instance=instance@entry=0x5555574277b0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffbc50) at ../../../gobject/gsignal.c:3812 tmp = handler = 0x5555570b7d80 accumulator = 0x0 emission = {next = 0x7fffffffc030, instance = 0x5555574277b0, ihint = {signal_id = 204, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x555557372880 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 204 max_sequential_handler_number = 20931 return_value_altered = 1 #12 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffbe20) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffbc50 signal_return_type = param_values = 0x7fffffffbc68 node = i = n_params = __func__ = "g_signal_emit_valist" #17 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc350, reg_save_area = 0x7fffffffc290}} #14 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x5555570b2160, return_value=0x0, n_param_values=1, param_values=0x7fffffffc0c0, invocation_hint=0x7fffffffc040) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e3fe0 marshal_data = 0x0 in_marshal = 0 real_closure = 0x5555570b2140 __func__ = "g_closure_invoke" #15 0x00007ffff57f5784 in signal_emit_unlocked_R (node=node@entry=0x555557393f90, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc0c0) at ../../../gobject/gsignal.c:3742 tmp = handler = 0x5555570ab340 accumulator = 0x0 emission = {next = 0x7fffffffc4a0, instance = 0x55555978d030, ihint = {signal_id = 123, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x4 [void]} class_closure = 0x555557393f60 hlist = handler_list = 0x5555570ab340 return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 123 max_sequential_handler_number = 20931 return_value_altered = 1 #16 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc270) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc0c0 signal_return_type = param_values = 0x7fffffffc0d8 node = i = n_params = __func__ = "g_signal_emit_valist" #18 0x00007ffff52e037e in gtk_real_button_released (button=0x55555978d030 [GtkButton]) at ../../../../gtk/gtkbutton.c:1712 #22 0x00007ffff5800edf in (instance=, signal_id=, detail=) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffc7c0, reg_save_area = 0x7fffffffc700}} #19 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557393e80, return_value=0x0, n_param_values=1, param_values=0x7fffffffc530, invocation_hint=0x7fffffffc4b0) at ../../../gobject/gclosure.c:810 --Type for more, q to quit, c to continue without paging--c marshal = 0x7ffff57e0510 marshal_data = 0x340 in_marshal = 0 real_closure = 0x555557393e60 __func__ = "g_closure_invoke" #20 0x00007ffff57f58d2 in signal_emit_unlocked_R (node=node@entry=0x555557393eb0, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffc530) at ../../../gobject/gsignal.c:3672 accumulator = 0x0 emission = {next = 0x7fffffffc930, instance = 0x55555978d030, ihint = {signal_id = 122, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 0x5555573325e0 [GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x555557393e80 hlist = handler_list = return_accu = 0x0 accu = {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 122 max_sequential_handler_number = 20931 return_value_altered = #21 0x00007ffff580054f in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffc6e0) at ../../../gobject/gsignal.c:3498 instance_and_params = 0x7fffffffc530 signal_return_type = param_values = 0x7fffffffc548 node = i = n_params = __func__ = "g_signal_emit_valist" #23 0x00007ffff52df289 in gtk_button_button_release (widget=widget@entry=0x55555978d030 [GtkButton], event=) at ../../../../gtk/gtkbutton.c:1604 button = 0x55555978d030 [GtkButton] #28 0x00007ffff5800edf in (instance=instance@entry=0x55555978d030, signal_id=, detail=detail@entry=0) at ../../../gobject/gsignal.c:3554 var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffffffcc70, reg_save_area = 0x7fffffffcbb0}} #24 0x00007ffff5386a8b in _gtk_marshal_BOOLEAN__BOXED (closure=0x555557364860, return_value=0x7fffffffc960, n_param_values=, param_values=0x7fffffffc9c0, invocation_hint=, marshal_data=) at ../../../../gtk/gtkmarshalers.c:84 cc = 0x555557364860 data1 = 0x55555978d030 data2 = callback = 0x7ffff52df270 v_return = __func__ = "_gtk_marshal_BOOLEAN__BOXED" #25 0x00007ffff57e1fd2 in g_closure_invoke (closure=0x555557364860, return_value=0x7fffffffc960, n_param_values=2, param_values=0x7fffffffc9c0, invocation_hint=0x7fffffffc940) at ../../../gobject/gclosure.c:810 marshal = 0x7ffff57e0510 marshal_data = 0x160 in_marshal = 0 real_closure = 0x555557364840 __func__ = "g_closure_invoke" #26 0x00007ffff57f4f06 in signal_emit_unlocked_R (node=, detail=detail@entry=0, instance=instance@entry=0x55555978d030, emission_return=emission_return@entry=0x7fffffffcae0, instance_and_params=instance_and_params@entry=0x7fffffffc9c0) at ../../../gobject/gsignal.c:3780 accumulator = 0x5555573648b0 emission = {next = 0x0, instance = 0x55555978d030, ihint = {signal_id = 34, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 0x5555573325e0 [GtkButton/GtkBin/GtkContainer/GtkWidget/GtkObject/GInitiallyUnowned]} class_closure = 0x555557364860 hlist = handler_list = return_accu = 0x7fffffffc960 accu = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 34 max_sequential_handler_number = 20931 return_value_altered = 0 #27 0x00007ffff5800078 in g_signal_emit_valist (instance=, signal_id=, detail=, var_args=var_args@entry=0x7fffffffcb90) at ../../../gobject/gsignal.c:3508 return_value = {g_type = 0x14 [gboolean], data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} error = 0x0 rtype = 0x14 [gboolean] static_scope = 0 instance_and_params = 0x7fffffffc9c0 signal_return_type = param_values = 0x7fffffffc9d8 node = i = n_params = __func__ = "g_signal_emit_valist" #29 0x00007ffff549e9e4 in gtk_widget_event_internal (widget=widget@entry=0x55555978d030 [GtkButton], event=event@entry=0x5555595c04b0) at ../../../../gtk/gtkwidget.c:5010 signal_num = return_val = 0 #30 0x00007ffff549ecc9 in IA__gtk_widget_event (widget=widget@entry=0x55555978d030 [GtkButton], event=event@entry=0x5555595c04b0) at ../../../../gtk/gtkwidget.c:4807 __func__ = "IA__gtk_widget_event" #31 0x00007ffff5384cbc in IA__gtk_propagate_event (widget=0x55555978d030 [GtkButton], event=0x5555595c04b0) at ../../../../gtk/gtkmain.c:2503 tmp = handled_event = __func__ = "IA__gtk_propagate_event" #32 0x00007ffff53850b3 in IA__gtk_main_do_event (event=0x5555595c04b0) at ../../../../gtk/gtkmain.c:1698 grab_widget = 0x55555978d030 [GtkButton] window_group = rewritten_event = tmp_list = event_widget = __func__ = "IA__gtk_main_do_event" __func__ = "IA__gtk_main_do_event" #33 IA__gtk_main_do_event (event=) at ../../../../gtk/gtkmain.c:1503 __func__ = "IA__gtk_main_do_event" #34 0x00007ffff51f710c in gdk_event_dispatch (source=, callback=, user_data=) at ../../../../../gdk/x11/gdkevents-x11.c:2425 display = event = 0x5555595c04b0 #35 0x00007ffff56f760d in g_main_dispatch (context=0x555557299100) at ../../../glib/gmain.c:3309 dispatch = 0x7ffff51f70c0 prev_source = 0x0 was_in_call = 0 user_data = 0x0 callback = 0x0 cb_funcs = 0x0 cb_data = need_destroy = source = 0x555557323c60 current = 0x5555573dc590 i = 0 __func__ = "g_main_dispatch" #36 g_main_context_dispatch (context=context@entry=0x555557299100) at ../../../glib/gmain.c:3974 #37 0x00007ffff56f7890 in g_main_context_iterate (context=0x555557299100, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../../../glib/gmain.c:4047 max_priority = 2147483647 timeout = 40 some_ready = 1 nfds = allocated_nfds = fds = 0x5555570a35d0 #38 0x00007ffff56f7b63 in g_main_loop_run (loop=0x55555777e150) at ../../../glib/gmain.c:4241 __func__ = "g_main_loop_run" #39 0x00007ffff538412a in IA__gtk_main () at ../../../../gtk/gtkmain.c:1270 tmp_list = 0x0 functions = 0x0 init = loop = 0x55555777e150 #40 0x00007ffff5bd7d20 in Gtkmm2ext::UI::run(Receiver&) (this=0x5555572ed060, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:290 #41 0x0000555556123af9 in main(int, char**) (argc=1, argv=0x7fffffffd2d8) at ../gtk2_ardour/main.cc:435