Thread 23 (Thread 0xae6c6c90 (LWP 3170)):
#0  0x02efd536 in MIDIControllable::midi_sense_controller(MIDI::Parser&, MIDI::EventTwoBytes*) ()
   from /usr/local/lib/ardour2/surfaces//libardour_genericmidi.so
#1  0x02efee0e in sigc::internal::slot_call2<sigc::bound_mem_functor2<void, MIDIControllable, MIDI::Parser&, MIDI::EventTwoBytes*>, void, MIDI::Parser&, MIDI::EventTwoBytes*>::call_it(sigc::internal::slot_rep*, MIDI::Parser&, MIDI::EventTwoBytes* const&) ()
   from /usr/local/lib/ardour2/surfaces//libardour_genericmidi.so
#2  0x013e28ba in sigc::internal::signal_emit2<void, MIDI::Parser&, MIDI::EventTwoBytes*, sigc::nil>::emit (impl=0x8bf58d0, _A_a1=..., _A_a2=@0xae6c6004)
    at libs/sigc++2/sigc++/signal.h:1248
#3  0x013e21ce in sigc::signal2<void, MIDI::Parser&, MIDI::EventTwoBytes*, sigc::nil>::emit (this=0x8bedf8c, _A_a1=..., _A_a2=@0xae6c6004)
    at libs/sigc++2/sigc++/signal.h:2881
#4  0x013e1e6f in sigc::signal2<void, MIDI::Parser&, MIDI::EventTwoBytes*, sigc::nil>::operator() (this=0x8bedf8c, _A_a1=..., _A_a2=@0xae6c6004)
    at libs/sigc++2/sigc++/signal.h:2889
#5  0x013e108c in MIDI::Parser::signal (this=0x8bedbc8, 
    msg=0x8bf7f08 "\260\037\177\001\030%\347\001<g\317\001\024\177\277\b\024\177\277\bx\177\277\bhq\277\b", len=3) at libs/midi++2/midiparser.cc:705
#6  0x013e09b8 in MIDI::Parser::scanner (this=0x8bedbc8, inbyte=127 '\177') at libs/midi++2/midiparser.cc:501
#7  0x013ea54c in MIDI::ALSA_SequencerMidiPort::read (this=0x8bf9108, 
    buf=0xae6c610c "\037\177)\001oal\256\214\340\251\b\031\343/\001\364\217-\001\364\217-\001\220\317\355\bxal\256\364_\212", max=512)
    at libs/midi++2/alsa_sequencer_midiport.cc:156
#8  0x0049bbd6 in ARDOUR::Session::midi_read (this=0x91afba8, port=0x8bf9108) at libs/ardour/session_midi.cc:431
#9  0x0049e701 in ARDOUR::Session::midi_thread_work (this=0x91afba8) at libs/ardour/session_midi.cc:1340
#10 0x0049de9b in ARDOUR::Session::_midi_thread_work (arg=0x91afba8) at libs/ardour/session_midi.cc:1138
#11 0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 22 (Thread 0xae64bc90 (LWP 3169)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x01ddab86 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x0044024f in ARDOUR::Session::butler_thread_work (this=0x91afba8) at libs/ardour/session_butler.cc:179
#3  0x004401bb in ARDOUR::Session::_butler_thread_work (arg=0x91afba8) at libs/ardour/session_butler.cc:159
#4  0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 20 (Thread 0xb46f0b70 (LWP 3167)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x012ff342 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x007620ce in g_cond_timed_wait_posix_impl (cond=0xfffffdfc, entered_mutex=0xb, abs_time=0xb46f02a8)
    at /build/buildd/glib2.0-2.24.1/gthread/gthread-posix.c:242
#3  0x00784bbc in g_async_queue_pop_intern_unlocked (queue=0x8cc5728, try=<value optimised out>, end_time=0xb46f02a8)
    at /build/buildd/glib2.0-2.24.1/glib/gasyncqueue.c:365
#4  0x00784ced in IA__g_async_queue_timed_pop (queue=0x8cc5728, end_time=0xb46f02a8) at /build/buildd/glib2.0-2.24.1/glib/gasyncqueue.c:491
#5  0x007d6c6f in g_thread_pool_wait_for_new_pool (data=0x8cc56b0) at /build/buildd/glib2.0-2.24.1/glib/gthreadpool.c:171
#6  g_thread_pool_thread_proxy (data=0x8cc56b0) at /build/buildd/glib2.0-2.24.1/glib/gthreadpool.c:374
#7  0x007d4def in g_thread_create_proxy (data=0xb34a7388) at /build/buildd/glib2.0-2.24.1/glib/gthread.c:1893
#8  0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 13 (Thread 0xae973c90 (LWP 3159)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x01302736 in nanosleep () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x007d7a62 in IA__g_usleep (microseconds=10000) at /build/buildd/glib2.0-2.24.1/glib/gtimer.c:260
#3  0x00880861 in Glib::usleep (microseconds=10000) at libs/glibmm2/glibmm/timer.cc:68
#4  0x003201c6 in ARDOUR::AudioEngine::meter_thread (this=0x8d4ec18) at libs/ardour/audioengine.cc:472
#5  0x00327e06 in sigc::bound_mem_functor0<void, ARDOUR::AudioEngine>::operator()() const () from libs/ardour/libardour.so
#6  0x00327b84 in sigc::adaptor_functor<sigc::bound_mem_functor0<void, ARDOUR::AudioEngine> >::operator()() const () from libs/ardour/libardour.so
#7  0x0032758a in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, ARDOUR::AudioEngine>, void>::call_it(sigc::internal::slot_rep*) ()
   from libs/ardour/libardour.so
#8  0x084189ac in sigc::slot0<void>::operator() (this=0x8e252b8) at libs/sigc++2/sigc++/functors/slot.h:440
#9  0x00888427 in call_thread_entry_slot (data=0x8e252b8) at libs/glibmm2/glibmm/thread.cc:43
---Type <return> to continue, or q <return> to quit---
#10 0x007d4def in g_thread_create_proxy (data=0x8f360c8) at /build/buildd/glib2.0-2.24.1/glib/gthread.c:1893
#11 0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 12 (Thread 0xb3df1b70 (LWP 3158)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x01ddab86 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x012e17b7 in ?? () from /usr/lib/libjack.so.0
#3  0x012e1c4f in jack_thread_wait () from /usr/lib/libjack.so.0
#4  0x012e1d6c in ?? () from /usr/lib/libjack.so.0
#5  0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#6  0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 11 (Thread 0xb56f2b70 (LWP 3155)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x012ff015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x012e3b2f in ?? () from /usr/lib/libjack.so.0
#3  0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#4  0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 10 (Thread 0xaf3feb70 (LWP 3154)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x01ddab86 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x0279d502 in ?? () from /usr/lib/libpulse.so.0
#3  0x02789a59 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#4  0x0278ba13 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#5  0x0278bae4 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#6  0x0279d2a3 in ?? () from /usr/lib/libpulse.so.0
#7  0x02812e02 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#8  0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xb6df3b70 (LWP 3146)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x012ff015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00888fab in Glib::Cond::wait (this=0x8c2ee40, mutex=...) at libs/glibmm2/glibmm/thread.cc:362
#3  0x00300ac5 in ARDOUR::Analyser::work () at libs/ardour/analyser.cc:85
#4  0x0030077a in analyser_work () at libs/ardour/analyser.cc:49
#5  0x0874ee25 in sigc::pointer_functor0<void>::operator()() const ()
#6  0x0874e4d8 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#7  0x0874d2c2 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it(sigc::internal::slot_rep*) ()
#8  0x084189ac in sigc::slot0<void>::operator() (this=0x8c32618) at libs/sigc++2/sigc++/functors/slot.h:440
#9  0x00888427 in call_thread_entry_slot (data=0x8c32618) at libs/glibmm2/glibmm/thread.cc:43
#10 0x007d4def in g_thread_create_proxy (data=0x8c32650) at /build/buildd/glib2.0-2.24.1/glib/gthread.c:1893
#11 0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xb75f4b70 (LWP 3145)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x012ff015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00888fab in Glib::Cond::wait (this=0x8c23458, mutex=...) at libs/glibmm2/glibmm/thread.cc:362
#3  0x004d7037 in peak_thread_work () at libs/ardour/source_factory.cc:65
#4  0x0874ee25 in sigc::pointer_functor0<void>::operator()() const ()
#5  0x0874e4d8 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#6  0x0874d2c2 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it(sigc::internal::slot_rep*) ()
#7  0x084189ac in sigc::slot0<void>::operator() (this=0x8c2f060) at libs/sigc++2/sigc++/functors/slot.h:440
#8  0x00888427 in call_thread_entry_slot (data=0x8c2f060) at libs/glibmm2/glibmm/thread.cc:43
#9  0x007d4def in g_thread_create_proxy (data=0x8c2f098) at /build/buildd/glib2.0-2.24.1/glib/gthread.c:1893
#10 0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#11 0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb7df5b70 (LWP 3144)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x012ff015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00888fab in Glib::Cond::wait (this=0x8c23458, mutex=...) at libs/glibmm2/glibmm/thread.cc:362
#3  0x004d7037 in peak_thread_work () at libs/ardour/source_factory.cc:65
#4  0x0874ee25 in sigc::pointer_functor0<void>::operator()() const ()
#5  0x0874e4d8 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#6  0x0874d2c2 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it(sigc::internal::slot_rep*) ()
#7  0x084189ac in sigc::slot0<void>::operator() (this=0x8c2ef28) at libs/sigc++2/sigc++/functors/slot.h:440
#8  0x00888427 in call_thread_entry_slot (data=0x8c2ef28) at libs/glibmm2/glibmm/thread.cc:43
#9  0x007d4def in g_thread_create_proxy (data=0x8c2ef60) at /build/buildd/glib2.0-2.24.1/glib/gthread.c:1893
#10 0x012fa96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#11 0x01de8a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7fd1740 (LWP 3141)):
#0  0x0012d422 in __kernel_vsyscall ()
#1  0x01ddab86 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x007bb4eb in IA__g_poll (fds=0x8d45b48, nfds=6, timeout=39) at /build/buildd/glib2.0-2.24.1/glib/gpoll.c:127
#3  0x007ae0ac in g_main_context_poll (context=0x8acc0f8, block=<value optimised out>, dispatch=1, self=0x8a9a668)
    at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2904
#4  g_main_context_iterate (context=0x8acc0f8, block=<value optimised out>, dispatch=1, self=0x8a9a668) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2586
#5  0x007ae817 in IA__g_main_loop_run (loop=0x8d22a68) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2799
#6  0x009df3c9 in IA__gtk_main () at /build/buildd/gtk+2.0-2.20.1/gtk/gtkmain.c:1219
#7  0x0115f57f in Gtk::Main::run_impl (this=0x8aa0e58) at libs/gtkmm2/gtk/gtkmm/main.cc:503
#8  0x0115f332 in Gtk::Main::run () at libs/gtkmm2/gtk/gtkmm/main.cc:450
#9  0x01295c8f in Gtkmm2ext::UI::run (this=0x8a9e060, old_receiver=...) at libs/gtkmm2ext/gtk_ui.cc:230
#10 0x086b2621 in main (argc=1, argv=0xbffff5e4) at gtk2_ardour/main.cc:398