(gdb) thread apply all bt

Thread 25 (Thread 0x7fffbded9700 (LWP 9949)):
#0  0x00007fffeee180fe in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3a264e9 in g_cond_wait_until ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff399f44d in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff399f684 in g_async_queue_timeout_pop ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff3a01df4 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff3a020b8 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#7  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

---Type <return> to continue, or q <return> to quit---return
Thread 24 (Thread 0x7fffbd6d8700 (LWP 9948)):
#0  0x00007fffec5af08d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffec5dceb4 in usleep () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ffff72ce297 in ARDOUR::AutomationWatch::thread (this=0x18b56660)
    at ../libs/ardour/automation_watch.cc:137
#3  0x00007ffff72d1999 in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x18b55e60, p=0x18b56660)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff72d15dc in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0> (this=0x18b55e70, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff72d11d7 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x18b55e60)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff72d1162 in sigc::adaptor_functor<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > > >::operator() (this=0x18b55e60)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
---Type <return> to continue, or q <return> to quit---return
#7  0x00007ffff72d0d62 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >, void>::call_it (rep=0x18b55e30)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff4171542 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#10 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 23 (Thread 0x7fffbeedb700 (LWP 9947)):
#0  0x00007fffec5d7a43 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff39e596f in g_poll ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff39d49f1 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff39d436f in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
---Type <return> to continue, or q <return> to quit---return
#4  0x00007ffff39d47d2 in g_main_loop_run ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff5d3683f in BaseUI::main_thread (this=0xe984d40)
    at ../libs/pbd/base_ui.cc:80
#6  0x00007ffff5d3a14f in sigc::bound_mem_functor0<void, BaseUI>::operator() (
    this=0xe9853b8)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#7  0x00007ffff5d39e7c in sigc::adaptor_functor<sigc::bound_mem_functor0<void, BaseUI> >::operator() (this=0xe9853b0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#8  0x00007ffff5d39833 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, BaseUI>, void>::call_it (rep=0xe985380)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#9  0x00007ffff4171542 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#10 0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#11 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#12 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
---Type <return> to continue, or q <return> to quit---return
#13 0x0000000000000000 in ?? ()

Thread 22 (Thread 0x7fff856a8800 (LWP 9946)):
#0  0x00007fffec5d7a43 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff72e2552 in ARDOUR::Butler::thread_work (this=0x26aece0)
    at ../libs/ardour/butler.cc:150
#2  0x00007ffff72e24d9 in ARDOUR::Butler::_thread_work (arg=0x26aece0)
    at ../libs/ardour/butler.cc:134
#3  0x00007ffff5d61046 in fake_thread_start (arg=0xe984ba0)
    at ../libs/pbd/pthread_utils.cc:85
#4  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 21 (Thread 0x7fff8572a700 (LWP 9945)):
#0  0x00007fffeee19fd0 in sem_wait ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73bf774 in PBD::ProcessSemaphore::wait (this=0xbc0a7f0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73bdbe6 in ARDOUR::Graph::run_one (this=0xbc0a740)
---Type <return> to continue, or q <return> to quit---return
    at ../libs/ardour/graph.cc:371
#3  0x00007ffff73bdf0e in ARDOUR::Graph::helper_thread (this=0xbc0a740)
    at ../libs/ardour/graph.cc:402
#4  0x00007ffff73c2b19 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (
    this=0x7fff85729ca8, p=0xbc0a740)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff73c2766 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fff85729cb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#6  0x00007ffff73c24ab in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (
    this=0x7fff85729ca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#7  0x00007ffff73c20c9 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 /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#8  0x0000000000cd9d8b in boost::function0<void>::operator() (
    this=0x7fff85729ca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
---Type <return> to continue, or q <return> to quit---return
#9  0x00007fffe62d7f81 in ARDOUR::JACKAudioBackend::_start_process_thread (
    arg=0x275c770) at ../libs/backends/jack/jack_audiobackend.cc:903
#10 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 20 (Thread 0x7fff857ab700 (LWP 9944)):
#0  0x00007fffeee19fd0 in sem_wait ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73bf774 in PBD::ProcessSemaphore::wait (this=0xbc0a810)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73bd04b in ARDOUR::Graph::restart_cycle (this=0xbc0a740)
    at ../libs/ardour/graph.cc:245
#3  0x00007ffff73bd015 in ARDOUR::Graph::dec_ref (this=0xbc0a740)
    at ../libs/ardour/graph.cc:232
#4  0x00007ffff73c3698 in ARDOUR::GraphNode::finish (this=0xea0a968, chain=0)
    at ../libs/ardour/graphnode.cc:71
#5  0x00007ffff73bdda6 in ARDOUR::Graph::run_one (this=0xbc0a740)
    at ../libs/ardour/graph.cc:385
#6  0x00007ffff73bdf0e in ARDOUR::Graph::helper_thread (this=0xbc0a740)
---Type <return> to continue, or q <return> to quit---return
    at ../libs/ardour/graph.cc:402
#7  0x00007ffff73c2b19 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (
    this=0x7fff857aaca8, p=0xbc0a740)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff73c2766 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fff857aacb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff73c24ab in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (
    this=0x7fff857aaca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff73c20c9 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 /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000cd9d8b in boost::function0<void>::operator() (
    this=0x7fff857aaca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffe62d7f81 in ARDOUR::JACKAudioBackend::_start_process_thread (
    arg=0x275c770) at ../libs/backends/jack/jack_audiobackend.cc:903
---Type <return> to continue, or q <return> to quit---return
#13 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#14 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#15 0x0000000000000000 in ?? ()

Thread 19 (Thread 0x7fffbc0b8700 (LWP 9943)):
#0  0x00007fffeee19fd0 in sem_wait ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73bf774 in PBD::ProcessSemaphore::wait (this=0xbc0a7f0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73bdbe6 in ARDOUR::Graph::run_one (this=0xbc0a740)
    at ../libs/ardour/graph.cc:371
#3  0x00007ffff73be206 in ARDOUR::Graph::main_thread (this=0xbc0a740)
    at ../libs/ardour/graph.cc:440
#4  0x00007ffff73c2b19 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (
    this=0x7fffbc0b7ca8, p=0xbc0a740)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff73c2766 in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fffbc0b7cb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
---Type <return> to continue, or q <return> to quit---return
#6  0x00007ffff73c24ab in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (
    this=0x7fffbc0b7ca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#7  0x00007ffff73c20c9 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 /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#8  0x0000000000cd9d8b in boost::function0<void>::operator() (
    this=0x7fffbc0b7ca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#9  0x00007fffe62d7f81 in ARDOUR::JACKAudioBackend::_start_process_thread (
    arg=0x275c770) at ../libs/backends/jack/jack_audiobackend.cc:903
#10 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 18 (Thread 0x7fffbf6dc700 (LWP 9942)):
#0  0x00007fffeee1b52d in nanosleep ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
---Type <return> to continue, or q <return> to quit---return
#1  0x00007ffff3a030b8 in g_usleep ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff727f694 in ARDOUR::AudioEngine::meter_thread (this=0x20f8bf0)
    at ../libs/ardour/audioengine.cc:382
#3  0x00007ffff728b803 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x275bbd0, p=0x20f8bf0)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff728b3d2 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x275bbe0, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff728acab in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x275bbd0)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff728a484 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=0x275bbd0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#7  0x00007ffff72895be in sigc::internal::slot_call0<boost::_bi::bind_t<void, bo---Type <return> to continue, or q <return> to quit---return
ost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x275bba0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff4171542 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#10 0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 17 (Thread 0x7fffe53e5700 (LWP 9941)):
#0  0x00007fffeee1a0c1 in sem_timedwait ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fffee0c3942 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee0a7b7c in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffee0a65d7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffe62d8026 in ARDOUR::JACKAudioBackend::process_thread (
    this=0x2495750) at ../libs/backends/jack/jack_audiobackend.cc:925
#5  0x00007fffe62d7fd6 in ARDOUR::JACKAudioBackend::_process_thread (
---Type <return> to continue, or q <return> to quit---return
    arg=0x2495750) at ../libs/backends/jack/jack_audiobackend.cc:911
#6  0x00007fffee0a4df7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#7  0x00007fffee0c2a20 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#8  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7fffe59c6700 (LWP 9940)):
#0  0x00007fffeee1ad2d in read () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fffee0c48eb in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee0c784a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffee0c2a20 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 15 (Thread 0x7fffe5c54700 (LWP 9939)):
#0  0x00007fffeee17d84 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
---Type <return> to continue, or q <return> to quit---return
#1  0x00007fffee0c4014 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee0ba925 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffee0c2a20 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fffcffff700 (LWP 9933)):
#0  0x00007fffec5d7a43 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff39e596f in g_poll ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff39d49f1 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff39d436f in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff39d4468 in g_main_context_iteration ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#5  0x00007ffff39d5f6f in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#6  0x00007ffff3a019e3 in ?? ()
---Type <return> to continue, or q <return> to quit---return
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#7  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fffe738c700 (LWP 9929)):
#0  0x00007fffeee17d84 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3a2639d in g_cond_wait ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff722da03 in ARDOUR::Analyser::work ()
    at ../libs/ardour/analyser.cc:81
#3  0x00007ffff722d799 in analyser_work () at ../libs/ardour/analyser.cc:46
#4  0x0000000001320a83 in sigc::pointer_functor0<void>::operator()() const ()
re#5  0x000000000131e0c6 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#6  0x000000000131a86b in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x20a1d40)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff4171542 in ?? ()
---Type <return> to continue, or q <return> to quit---return
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#8  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#9  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fffe7b8d700 (LWP 9928)):
#0  0x00007fffeee17d84 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3a2639d in g_cond_wait ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff76aec6d in peak_thread_work ()
    at ../libs/ardour/source_factory.cc:68
#3  0x0000000001320a83 in sigc::pointer_functor0<void>::operator()() const ()
#4  0x000000000131e0c6 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#5  0x000000000131a86b in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x2047f70)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
---Type <return> to continue, or q <return> to quit---return
#6  0x00007ffff4171542 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#8  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fffe838e700 (LWP 9927)):
#0  0x00007fffeee17d84 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3a2639d in g_cond_wait ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff76aec6d in peak_thread_work ()
    at ../libs/ardour/source_factory.cc:68
#3  0x0000000001320a83 in sigc::pointer_functor0<void>::operator()() const ()
#4  0x000000000131e0c6 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#5  0x000000000131a86b in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x20a1c90)
---Type <return> to continue, or q <return> to quit---return
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff4171542 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff3a019e3 in ?? ()
   from /opt/Ardour-3.5.74-dbg/lib/libglib-2.0.so.0
#8  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fffe8b8f700 (LWP 9926)):
#0  0x00007fffec5af08d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffec5dceb4 in usleep () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00000000016468aa in gui_event_loop (ptr=0x0)
    at ../gtk2_ardour/linux_vst_gui_support.cc:380
#3  0x00007fffeee13e9a in start_thread ()
   from /lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007fffec5e33fd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffff7fa4900 (LWP 9923)):
---Type <return> to continue, or q <return> to quit---return
#0  0x0000000000ccbe38 in boost::shared_ptr<ARDOUR::Route>::shared_ptr (
    this=0x7fffffffa010)
    at /home/harrison/a3/inst/include/boost/smart_ptr/shared_ptr.hpp:165
#1  0x0000000000ccbf02 in RouteUI::route (this=0xffffffffffffa920)
    at ../gtk2_ardour/route_ui.h:73
#2  0x0000000000fa9953 in EditorRoutes::routes_added (this=0xb53ba70, 
    routes=...) at ../gtk2_ardour/editor_routes.cc:611
#3  0x0000000000e64007 in Editor::add_routes (this=0xb4ba9c0, routes=...)
    at ../gtk2_ardour/editor.cc:4874
#4  0x0000000000e98502 in boost::_mfi::mf1<void, Editor, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&>::operator()(Editor*, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&) const ()
#5  0x0000000000e9273d in boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> >::operator()<boost::_mfi::mf1<void, Editor, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&>, boost::_bi::list1<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&> > (this=0x19385a28, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:313
#6  0x0000000000e8adc2 in boost::_bi::bind_t<void, boost::_mfi::mf1<void, Editor, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<A---Type <return> to continue, or q <return> to quit---return
RDOUR::Route> > >&>, boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> > >::operator()<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > > > (this=0x19385a18, a1=...)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:32
#7  0x0000000000e8286a in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, boost::_mfi::mf1<void, Editor, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&>, boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> > >, void, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&>::invoke (function_obj_ptr=..., a0=...)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#8  0x0000000000e9ddec in boost::function1<void, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&>::operator()
    (this=0x19385a10, a0=...)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#9  0x0000000000e9c3a2 in boost::_bi::list1<boost::_bi::value<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > > > >::operator()<boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, boost::_bi::list0>(boost::_bi::type<void>, boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>&, boost::_bi::list0&---Type <return> to continue, or q <return> to quit---return
, int) (this=0x19385a30, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#10 0x0000000000e98757 in boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, boost::_bi::list1<boost::_bi::value<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > > > > >::operator()() (this=0x19385a10)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#11 0x0000000000e92d3b in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, boost::_bi::list1<boost::_bi::value<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > > > > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#12 0x0000000000cd9d8b in boost::function0<void>::operator() (
    this=0x7fffffffac50)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#13 0x00007ffff611e7d5 in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, boost::function<void ()> const&) (this=0x20fe2d0, 
    invalidation=0x18b96d40, f=...)
---Type <return> to continue, or q <return> to quit---return
    at /home/harrison/ardour/3.0/libs/pbd/pbd/abstract_ui.cc:361
#14 0x0000000000e73269 in PBD::Signal1<void, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&, PBD::OptionalLastValue<void> >::compositor(boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&) (f=..., 
    event_loop=0x20fe2d0, ir=0x18b96d40, a1=...)
    at /home/harrison/ardour/3.0/build/libs/pbd/pbd/signals_generated.h:532
#15 0x0000000000e98a38 in boost::_bi::list4<boost::_bi::value<boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> >::operator()<void (*)(boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&), boost::_bi::list1<std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&> >(boost::_bi::type<void>, void (*&)(boost::function<void (std::list<boost::shared_ptr<ARDOUR::Route>, std::allocator<boost::shared_ptr<ARDOUR::Route> > >&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, std::list<boost::shared_ptr<ARDOUR::Route>---Type <return> to continue, or q <return> to quit---