(gdb) thread apply all bt Thread 16 (Thread 0xaa511b70 (LWP 5475)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4cd1486 in poll () from /lib/libc.so.6 #2 0xb5f467db in g_poll () from /usr/lib/libglib-2.0.so.0 #3 0xb5f395bf in ?? () from /usr/lib/libglib-2.0.so.0 #4 0x0a37a550 in ?? () #5 0x0000000a in ?? () #6 0xffffffff in ?? () #7 0x0a37a550 in ?? () #8 0x0000000a in ?? () #9 0x00000001 in ?? () #10 0x00001563 in ?? () #11 0xb5fe0ff4 in ?? () from /usr/lib/libglib-2.0.so.0 #12 0x0a3453dc in ?? () #13 0xb4d5d380 in ?? () from /lib/libpthread.so.0 #14 0xb5fe13d8 in ?? () from /usr/lib/libglib-2.0.so.0 #15 0xffffffff in ?? () #16 0x0a3453dc in ?? () #17 0x00000001 in ?? () #18 0x0a37a550 in ?? () #19 0xb5fe13d8 in ?? () from /usr/lib/libglib-2.0.so.0 #20 0xb5fe1400 in ?? () from /usr/lib/libglib-2.0.so.0 #21 0x0a3453dc in ?? () #22 0xb5f467b0 in ?? () from /usr/lib/libglib-2.0.so.0 #23 0xb4d5d380 in ?? () from /lib/libpthread.so.0 #24 0xb4d5bea7 in pthread_mutex_lock () from /lib/libpthread.so.0 #25 0xb5f39cdf in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #26 0xb5d046a5 in Glib::MainLoop::run() () from /usr/lib/libglibmm-2.4.so.1 #27 0xb7ecaabd in BaseUI::main_thread (this=0xa376af0) at ../libs/pbd/base_ui.cc:76 #28 0xb7ecbe92 in sigc::bound_mem_functor0::operator() (this=0xa34548c) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 #29 0xb7ecbd02 in sigc::adaptor_functor >::operator() (this=0xa345488) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #30 0xb7ecba72 in sigc::internal::slot_call0, void>::call_it (rep=0xa345470) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #31 0xb5cff072 in ?? () from /usr/lib/libglibmm-2.4.so.1 #32 0xb5f5fcaf in ?? () from /usr/lib/libglib-2.0.so.0 #33 0x09a0db70 in ?? () #34 0x0a3454b8 in ?? () #35 0xb5f53d8b in ?? () from /usr/lib/libglib-2.0.so.0 #36 0xb4d69ff4 in ?? () from /lib/libpthread.so.0 #37 0xb4d69ff4 in ?? () from /lib/libpthread.so.0 #38 0x00000004 in ?? () #39 0xaa511258 in ?? () #40 0xb4d593bf in __nptl_deallocate_tsd () from /lib/libpthread.so.0 #41 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #42 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 15 (Thread 0xa3ae5c90 (LWP 5474)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4cd1486 in poll () from /lib/libc.so.6 #2 0xb7279373 in ARDOUR::Butler::thread_work (this=0xa32e940) at ../libs/ardour/butler.cc:159 #3 0xb72792de in ARDOUR::Butler::_thread_work (arg=0xa32e940) at ../libs/ardour/butler.cc:140 #4 0xb7efe540 in fake_thread_start (arg=0xa20e408) at ../libs/pbd/pthread_utils.cc:81 #5 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #6 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 14 (Thread 0xa3d99b70 (LWP 5473)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d60175 in sem_wait@@GLIBC_2.1 () from /lib/libpthread.so.0 #2 0xb735b621 in ARDOUR::Graph::main_thread (this=0xa32f340) at ../libs/ardour/graph.cc:402 #3 0xb735ffed in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #4 0xb735fcb8 in void boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #5 0xb735f9e0 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #6 0xb735f597 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #7 0x08b0eccd in boost::function0::operator() (this=0xa3d9921c) at /usr/include/boost/function/function_template.hpp:1013 #8 0xb720c1a9 in ARDOUR::AudioEngine::_start_process_thread (arg=0xa32f830) at ../libs/ardour/audioengine.cc:1501 #9 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #10 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 13 (Thread 0xa3e1ab70 (LWP 5472)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4cd1486 in poll () from /lib/libc.so.6 #2 0xb600b1eb in ?? () from /usr/lib/libjack.so.0 #3 0xb5fefe13 in ?? () from /usr/lib/libjack.so.0 #4 0xb5ff2ec3 in ?? () from /usr/lib/libjack.so.0 #5 0xb5fed0dd in ?? () from /usr/lib/libjack.so.0 #6 0xb5fea5e1 in jack_cycle_wait () from /usr/lib/libjack.so.0 #7 0xb72084af in ARDOUR::AudioEngine::process_thread (this=0xa9c0d188) at ../libs/ardour/audioengine.cc:437 #8 0xb7208297 in ARDOUR::AudioEngine::_process_thread (arg=0xa9c0d188) at ../libs/ardour/audioengine.cc:379 #9 0xb5fee924 in ?? () from /usr/lib/libjack.so.0 #10 0xb6009995 in ?? () from /usr/lib/libjack.so.0 #11 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #12 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 12 (Thread 0xa9b7eb70 (LWP 5471)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d60e8b in read () from /lib/libpthread.so.0 #2 0xb600bb15 in ?? () from /usr/lib/libjack.so.0 #3 0xb600e5f4 in ?? () from /usr/lib/libjack.so.0 #4 0xb6009995 in ?? () from /usr/lib/libjack.so.0 #5 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #6 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 11 (Thread 0xa9bffb70 (LWP 5470)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d5df95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0xb600b6a7 in ?? () from /usr/lib/libjack.so.0 #3 0xb6002f9b in ?? () from /usr/lib/libjack.so.0 #4 0xb6009995 in ?? () from /usr/lib/libjack.so.0 #5 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #6 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 10 (Thread 0xab513b70 (LWP 5469)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d5e2c2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0xb5c8c01e in ?? () from /usr/lib/libgthread-2.0.so.0 #3 0x0988fcc8 in ?? () #4 0x099165a8 in ?? () #5 0xab5130e8 in ?? () #6 0xab513128 in ?? () #7 0xb4d5e384 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #8 0xb5f10a8c in ?? () from /usr/lib/libglib-2.0.so.0 #9 0x0988fcc8 in ?? () #10 0x099165a8 in ?? () #11 0xab5131d8 in ?? () #12 0x09962870 in ?? () #13 0xab513128 in ?? () #14 0xb4c7e1ad in free () from /lib/libc.so.6 #15 0xb5f10bbd in g_async_queue_timed_pop () from /usr/lib/libglib-2.0.so.0 #16 0xb5f61b81 in ?? () from /usr/lib/libglib-2.0.so.0 #17 0x09916588 in ?? () #18 0xab5131d8 in ?? () #19 0xb4d5d299 in __pthread_mutex_unlock_usercnt () from /lib/libpthread.so.0 #20 0xb5f5fcaf in ?? () from /usr/lib/libglib-2.0.so.0 #21 0x09916510 in ?? () #22 0x099aa360 in ?? () #23 0xb5f53d8b in ?? () from /usr/lib/libglib-2.0.so.0 #24 0xb4d69ff4 in ?? () from /lib/libpthread.so.0 #25 0xb4d69ff4 in ?? () from /lib/libpthread.so.0 #26 0x00000004 in ?? () #27 0xab513258 in ?? () #28 0xb4d593bf in __nptl_deallocate_tsd () from /lib/libpthread.so.0 #29 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #30 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 4 (Thread 0xb3228b70 (LWP 5463)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d5df95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0xb5cfe568 in Glib::Cond::wait(Glib::Mutex&) () from /usr/lib/libglibmm-2.4.so.1 #3 0xb719d06b in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:85 #4 0xb719cda6 in analyser_work () at ../libs/ardour/analyser.cc:49 #5 0x0908ed29 in sigc::pointer_functor0::operator()() const () #6 0x0908d2ce in sigc::adaptor_functor >::operator()() const () #7 0x0908ac86 in sigc::internal::slot_call0, void>::call_it(sigc::internal::slot_rep*) () #8 0xb5cff072 in ?? () from /usr/lib/libglibmm-2.4.so.1 #9 0xb5f5fcaf in ?? () from /usr/lib/libglib-2.0.so.0 #10 0x098f1610 in ?? () #11 0x098f5ff8 in ?? () #12 0x00000000 in ?? () Thread 3 (Thread 0xb3a29b70 (LWP 5462)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d5df95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0xb5cfe568 in Glib::Cond::wait(Glib::Mutex&) () from /usr/lib/libglibmm-2.4.so.1 #3 0xb7612031 in peak_thread_work () at ../libs/ardour/source_factory.cc:69 #4 0x0908ed29 in sigc::pointer_functor0::operator()() const () #5 0x0908d2ce in sigc::adaptor_functor >::operator()() const () #6 0x0908ac86 in sigc::internal::slot_call0, void>::call_it(sigc::internal::slot_rep*) () #7 0xb5cff072 in ?? () from /usr/lib/libglibmm-2.4.so.1 #8 0xb5f5fcaf in ?? () from /usr/lib/libglib-2.0.so.0 #9 0x098f1748 in ?? () #10 0x098e7188 in ?? () #11 0x00000000 in ?? () Thread 2 (Thread 0xb422ab70 (LWP 5461)): #0 0xffffe424 in __kernel_vsyscall () #1 0xb4d5df95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0xb5cfe568 in Glib::Cond::wait(Glib::Mutex&) () from /usr/lib/libglibmm-2.4.so.1 #3 0xb7612031 in peak_thread_work () at ../libs/ardour/source_factory.cc:69 #4 0x0908ed29 in sigc::pointer_functor0::operator()() const () #5 0x0908d2ce in sigc::adaptor_functor >::operator()() const () #6 0x0908ac86 in sigc::internal::slot_call0, void>::call_it(sigc::internal::slot_rep*) () #7 0xb5cff072 in ?? () from /usr/lib/libglibmm-2.4.so.1 #8 0xb5f5fcaf in ?? () from /usr/lib/libglib-2.0.so.0 #9 0x098f1658 in ?? () #10 0x098e6e28 in ?? () #11 0xb422a240 in ?? () #12 0xb7ff004c in ?? () from /lib/ld-linux.so.2 #13 0xb4d598fe in start_thread () from /lib/libpthread.so.0 #14 0xb4cdb86e in clone () from /lib/libc.so.6 Thread 1 (Thread 0xb435f810 (LWP 5460)): #0 0xb4e6b2a5 in __cxa_throw () from /usr/lib/gcc/i686-pc-linux-gnu/4.4.3/libstdc++.so.6 #1 0x09030407 in void boost::throw_exception(boost::bad_weak_ptr const&) () #2 0x09030066 in shared_count (this=0xbfffd614, r=...) at /usr/include/boost/smart_ptr/detail/shared_count.hpp:421 #3 0xb7290c5e in boost::shared_ptr::shared_ptr(boost::weak_ptr const&) () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #4 0xb7290476 in boost::enable_shared_from_this::shared_from_this() () from gtk2_ardour/../build/default/libs/ardour/libardour.so.3 #5 0xb74c6331 in ARDOUR::Region::send_change (this=0xa3769760, what_changed=...) at ../libs/ardour/region.cc:1320 #6 0xb7f0cddb in PBD::Stateful::resume_property_changes (this=0xa3769770) at ../libs/pbd/stateful.cc:298 #7 0xb722dc31 in ARDOUR::AudioRegion::init (this=0xa3769760) at ../libs/ardour/audioregion.cc:123 #8 0xb7230fc0 in AudioRegion (this=0xa3769760, srcs=...) at ../libs/ardour/audioregion.cc:215 #9 0xb74b1920 in ARDOUR::RegionFactory::create (srcs=..., node=...) at ../libs/ardour/region_factory.cc:242 #10 0xb75b212a in ARDOUR::Session::XMLAudioRegionFactory (this=0xa32b630, node=...) at ../libs/ardour/session_state.cc:1719 #11 0xb75b1225 in ARDOUR::Session::XMLRegionFactory (this=0xa32b630, node=..., full=false) at ../libs/ardour/session_state.cc:1618 #12 0xb75b0f38 in ARDOUR::Session::load_regions (this=0xa32b630, node=...) at ../libs/ardour/session_state.cc:1595 #13 0xb75af0db in ARDOUR::Session::set_state (this=0xa32b630, node=..., version=3000) at ../libs/ardour/session_state.cc:1310 #14 0xb75a87c7 in ARDOUR::Session::second_stage_init (this=0xa32b630) at ../libs/ardour/session_state.cc:309 #15 0xb7513bee in Session (this=0xa32b630, eng=..., fullpath=..., snapshot_name=..., bus_profile=0x0, mix_template=...) at ../libs/ardour/session.cc:190 #16 0x08acce32 in ARDOUR_UI::load_session (this=0x97a4880, path=..., snap_name=..., mix_template=...) at ../gtk2_ardour/ardour_ui.cc:2679 #17 0x08acca00 in ARDOUR_UI::get_session_parameters (this=0x97a4880, quit_on_cancel=true, should_be_new=false, load_template=...) at ../gtk2_ardour/ardour_ui.cc:2623 #18 0x08ac3a8a in ARDOUR_UI::startup (this=0x97a4880) at ../gtk2_ardour/ardour_ui.cc:692 #19 0x08af3c54 in sigc::bound_mem_functor0::operator() (this=0x98ec144) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 #20 0x08aed880 in sigc::adaptor_functor >::operator() (this=0x98ec140) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #21 0x08ae8130 in sigc::internal::slot_call0, void>::call_it (rep=0x98ec128) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #22 0x08ad2ef2 in sigc::internal::signal_emit0::emit (impl=0x98f2a38) at /usr/include/sigc++-2.0/sigc++/signal.h:772 #23 0x08adbad4 in sigc::signal0::emit (this=0x97a48e4) at /usr/include/sigc++-2.0/sigc++/signal.h:2667 #24 0x08ad786f in sigc::signal0::operator() (this=0x97a48e4) at /usr/include/sigc++-2.0/sigc++/signal.h:2675 #25 0xb6755e53 in Gtkmm2ext::UI::run (this=0x97a4880, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:263 #26 0x08f1327a in main (argc=1, argv=0xbfffe434) at ../gtk2_ardour/main.cc:604