Thread 13 (Thread 28307):
#0  0x00007ff072f7356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007ff07941ddef in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#2  0x000000000162fdf1 in sigc::pointer_functor0<void>::operator() (this=0x3426ba8) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#3  0x000000000162d5fe in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x3426ba0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#4  0x000000000162a519 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x3426b70) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103
#5  0x00007ff0766ca422 in ?? () from /usr/lib64/libglibmm-2.4.so.1
#6  0x00007ff076b67864 in ?? () from /usr/lib64/libglib-2.0.so.0
#7  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#8  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 12 (Thread 28317):
#0  0x00007ff072f76c8d in nanosleep () from /lib64/libpthread.so.0
#1  0x00007ff076b6a258 in g_usleep () from /usr/lib64/libglib-2.0.so.0
#2  0x00007ff078f883ac in ARDOUR::AudioEngine::meter_thread (this=0x3443b10) at ../libs/ardour/audioengine.cc:710
#3  0x00007ff078fa999b in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x4aecc00, p=0x3443b10) at /usr/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ff078fa4d24 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (
    this=0x4aecc10, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253
#5  0x00007ff078fa0687 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (
    this=0x4aecc00) at /usr/include/boost/bind/bind_template.hpp:20
#6  0x00007ff078f9b5ca in sigc::adaptor_functor<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > > >::operator() (this=0x4aecc00) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#7  0x00007ff078f96ef2 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x4aecbd0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ff0766ca422 in ?? () from /usr/lib64/libglibmm-2.4.so.1
#9  0x00007ff076b67864 in ?? () from /usr/lib64/libglib-2.0.so.0
#10 0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#11 0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 11 (Thread 28311):
#0  0x00007ff072f7655d in read () from /lib64/libpthread.so.0
#1  0x00007ff076e37e42 in ?? () from /usr/lib64/libjack.so.0
#2  0x00007ff076e3ba67 in ?? () from /usr/lib64/libjack.so.0
#3  0x00007ff076e365b0 in ?? () from /usr/lib64/libjack.so.0
#4  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#5  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 10 (Thread 28310):
#0  0x00007ff072f7356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007ff076e37a21 in ?? () from /usr/lib64/libjack.so.0
#2  0x00007ff076e31075 in ?? () from /usr/lib64/libjack.so.0
#3  0x00007ff076e365b0 in ?? () from /usr/lib64/libjack.so.0
#4  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#5  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 9 (Thread 28309):
#0  0x00007ff072f7356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007ff078f0e483 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:85
#2  0x00007ff078f0e1b1 in analyser_work () at ../libs/ardour/analyser.cc:49
---Type <return> to continue, or q <return> to quit---
#3  0x000000000162fdf1 in sigc::pointer_functor0<void>::operator() (this=0x7ff060004008) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x000000000162d5fe in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x7ff060004000) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#5  0x000000000162a519 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x7ff060003fd0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ff0766ca422 in ?? () from /usr/lib64/libglibmm-2.4.so.1
#7  0x00007ff076b67864 in ?? () from /usr/lib64/libglib-2.0.so.0
#8  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#9  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 8 (Thread 28318):
#0  0x00007ff072ccb1f3 in poll () from /lib64/libc.so.6
#1  0x00007ff0413c5acf in ?? () from /usr/lib64/libpulse.so.0
#2  0x00007ff0413b5916 in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007ff0413b6cf9 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007ff0413b6db0 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007ff0413c58cb in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007ff041180c07 in ?? () from /usr/lib64/libpulsecommon-0.9.22.so
#7  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#8  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 7 (Thread 28308):
#0  0x00007ff072f7356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007ff07941ddef in peak_thread_work () at ../libs/ardour/source_factory.cc:73
#2  0x000000000162fdf1 in sigc::pointer_functor0<void>::operator() (this=0x343dcb8) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#3  0x000000000162d5fe in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x343dcb0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#4  0x000000000162a519 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x343dc80) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103
#5  0x00007ff0766ca422 in ?? () from /usr/lib64/libglibmm-2.4.so.1
#6  0x00007ff076b67864 in ?? () from /usr/lib64/libglib-2.0.so.0
#7  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#8  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 6 (Thread 28315):
#0  0x00007ff072ccb1f3 in poll () from /lib64/libc.so.6
#1  0x00007ff07900dbb4 in ARDOUR::Butler::thread_work (this=0x48611d0) at ../libs/ardour/butler.cc:159
#2  0x00007ff07900db3b in ARDOUR::Butler::_thread_work (arg=0x48611d0) at ../libs/ardour/butler.cc:140
#3  0x00007ff07a177842 in fake_thread_start (arg=0x4903810) at ../libs/pbd/pthread_utils.cc:81
#4  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#5  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 5 (Thread 28316):
#0  0x00007ff072ccb1f3 in poll () from /lib64/libc.so.6
#1  0x00007ff076b41fb9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007ff076b42765 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#3  0x00007ff07a140f6d in BaseUI::main_thread (this=0x4903c80) at ../libs/pbd/base_ui.cc:77
#4  0x00007ff07a142429 in sigc::bound_mem_functor0<void, BaseUI>::operator() (this=0x4910808) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#5  0x00007ff07a142284 in sigc::adaptor_functor<sigc::bound_mem_functor0<void, BaseUI> >::operator() (this=0x4910800)
    at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#6  0x00007ff07a141fdd in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, BaseUI>, void>::call_it (rep=0x49107d0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ff0766ca422 in ?? () from /usr/lib64/libglibmm-2.4.so.1
#8  0x00007ff076b67864 in ?? () from /usr/lib64/libglib-2.0.so.0
#9  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#10 0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 4 (Thread 28314):
#0  0x00007ff072f75790 in sem_wait () from /lib64/libpthread.so.0
#1  0x00007ff079107ed8 in PBD::ProcessSemaphore::wait (this=0x4862638) at ../libs/pbd/pbd/semutils.h:41
#2  0x00007ff07910518d in ARDOUR::Graph::restart_cycle (this=0x4862550) at ../libs/ardour/graph.cc:257
#3  0x00007ff079105157 in ARDOUR::Graph::dec_ref (this=0x4862550) at ../libs/ardour/graph.cc:244
#4  0x00007ff07910cd06 in ARDOUR::GraphNode::finish (this=0x490cf80, chain=1) at ../libs/ardour/graphnode.cc:61
#5  0x00007ff0791062cc in ARDOUR::Graph::run_one (this=0x4862550) at ../libs/ardour/graph.cc:407
#6  0x00007ff0791064b5 in ARDOUR::Graph::helper_thread (this=0x4862550) at ../libs/ardour/graph.cc:443
#7  0x00007ff07910c0c3 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ff0476adca8, p=0x4862550) at /usr/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ff07910baac in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ff0476adcb8, 
    f=..., a=...) at /usr/include/boost/bind/bind.hpp:253
#9  0x00007ff07910b687 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (
    this=0x7ff0476adca8) at /usr/include/boost/bind/bind_template.hpp:20
#10 0x00007ff07910b1e6 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153
#11 0x0000000001021f29 in boost::function0<void>::operator() (this=0x7ff0476adca0) at /usr/include/boost/function/function_template.hpp:1013
#12 0x00007ff078f8b665 in ARDOUR::AudioEngine::_start_process_thread (arg=0x4872bb0) at ../libs/ardour/audioengine.cc:1519
#13 0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#14 0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 3 (Thread 28313):
#0  0x00007ff072f75790 in sem_wait () from /lib64/libpthread.so.0
#1  0x00007ff079107ed8 in PBD::ProcessSemaphore::wait (this=0x4862618) at ../libs/pbd/pbd/semutils.h:41
#2  0x00007ff079106106 in ARDOUR::Graph::run_one (this=0x4862550) at ../libs/ardour/graph.cc:393
#3  0x00007ff0791067b1 in ARDOUR::Graph::main_thread (this=0x4862550) at ../libs/ardour/graph.cc:479
#4  0x00007ff07910c0c3 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ff04772eca8, p=0x4862550) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ff07910baac in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ff04772ecb8, 
    f=..., a=...) at /usr/include/boost/bind/bind.hpp:253
#6  0x00007ff07910b687 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (
    this=0x7ff04772eca8) at /usr/include/boost/bind/bind_template.hpp:20
#7  0x00007ff07910b1e6 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153
#8  0x0000000001021f29 in boost::function0<void>::operator() (this=0x7ff04772eca0) at /usr/include/boost/function/function_template.hpp:1013
#9  0x00007ff078f8b665 in ARDOUR::AudioEngine::_start_process_thread (arg=0x48729e0) at ../libs/ardour/audioengine.cc:1519
#10 0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#11 0x00007ff072cd3e7d in clone () from /lib64/libc.so.6

Thread 2 (Thread 28312):
#0  0x00007ff072f75881 in sem_timedwait () from /lib64/libpthread.so.0
#1  0x00007ff076e36bd0 in ?? () from /usr/lib64/libjack.so.0
#2  0x00007ff076e22f3b in ?? () from /usr/lib64/libjack.so.0
#3  0x00007ff076e1fa67 in ?? () from /usr/lib64/libjack.so.0
#4  0x00007ff078f875b6 in ARDOUR::AudioEngine::process_thread (this=0x3443b10) at ../libs/ardour/audioengine.cc:456
#5  0x00007ff078f871de in ARDOUR::AudioEngine::_process_thread (arg=0x3443b10) at ../libs/ardour/audioengine.cc:371
#6  0x00007ff076e213e8 in ?? () from /usr/lib64/libjack.so.0
#7  0x00007ff076e365b0 in ?? () from /usr/lib64/libjack.so.0
#8  0x00007ff072f6ec1a in start_thread () from /lib64/libpthread.so.0
#9  0x00007ff072cd3e7d in clone () from /lib64/libc.so.6
---Type <return> to continue, or q <return> to quit---

Thread 1 (Thread 28292):
#0  0x00007ff07496a2d4 in Gtk::Object::set_manage() () from /usr/lib64/libgtkmm-2.4.so.1
#1  0x0000000001111ad9 in AxisView::gui_property (this=0x4ec8f78, property_name=...) at ../gtk2_ardour/axis_view.cc:115
#2  0x00000000010d2400 in AudioTimeAxisView::build_automation_action_menu (this=0x4af76d0, for_selection=true) at ../gtk2_ardour/audio_time_axis.cc:470
#3  0x00000000016d7ccc in RouteTimeAxisView::build_display_menu (this=0x4af76d0) at ../gtk2_ardour/route_time_axis.cc:679
#4  0x00000000018093a2 in TimeAxisView::popup_display_menu (this=0x4af78e0, when=45206075) at ../gtk2_ardour/time_axis_view.cc:690
#5  0x0000000001808847 in TimeAxisView::controls_ebox_button_release (this=0x4af78e0, ev=0x4b3f4e0) at ../gtk2_ardour/time_axis_view.cc:447
#6  0x0000000001812bd6 in sigc::bound_mem_functor1<bool, TimeAxisView, GdkEventButton*>::operator() (this=0x3381148, _A_a1=@0x7ffff23ac4b8)
    at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1851
#7  0x0000000001811dd9 in sigc::adaptor_functor<sigc::bound_mem_functor1<bool, TimeAxisView, GdkEventButton*> >::operator()<GdkEventButton* const&> (this=0x3381140, 
    _A_arg1=@0x7ffff23ac4b8) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:84
#8  0x0000000001810bc2 in sigc::internal::slot_call1<sigc::bound_mem_functor1<bool, TimeAxisView, GdkEventButton*>, bool, GdkEventButton*>::call_it (rep=0x3381110, 
    a_1=@0x7ffff23ac4b8) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:137
#9  0x00007ff0749d1542 in ?? () from /usr/lib64/libgtkmm-2.4.so.1
#10 0x00007ff075d5c518 in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#11 0x00007ff07644b2aa in g_closure_invoke () from /usr/lib64/libgobject-2.0.so.0
#12 0x00007ff076461b23 in ?? () from /usr/lib64/libgobject-2.0.so.0
#13 0x00007ff076462a2c in g_signal_emit_valist () from /usr/lib64/libgobject-2.0.so.0
#14 0x00007ff0764631a3 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#15 0x00007ff075e72bff in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#16 0x00007ff075d54983 in gtk_propagate_event () from /usr/lib64/libgtk-x11-2.0.so.0
#17 0x00007ff075d55a3b in gtk_main_do_event () from /usr/lib64/libgtk-x11-2.0.so.0
#18 0x00007ff0759c8c0c in ?? () from /usr/lib64/libgdk-x11-2.0.so.0
#19 0x00007ff076b3dbc1 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#20 0x00007ff076b42258 in ?? () from /usr/lib64/libglib-2.0.so.0
#21 0x00007ff076b42765 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#22 0x00007ff075d55ed7 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0
#23 0x00007ff077ea0606 in Gtkmm2ext::UI::run (this=0x32161e0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:268
#24 0x0000000001472ddc in main (argc=2, argv=0x7ffff23acdc8) at ../gtk2_ardour/main.cc:557