Program terminated with signal 6, Aborted. #0 0x00007f9a57ed4355 in raise () from /lib64/libc.so.6 (gdb) thread apply bt all (gdb) thread apply all bt Thread 13 (Thread 12208): #0 0x00007f9a5821655d in read () from /lib64/libpthread.so.0 #1 0x00007f9a5e1ab440 in read (this=0x324b5a0, data=0x7f9a4d943b40, len=65) at /usr/include/bits/unistd.h:45 #2 Jack::JackClientSocket::Read (this=0x324b5a0, data=0x7f9a4d943b40, len=65) at ../posix/JackSocket.cpp:183 #3 0x00007f9a5e1aec39 in Read (this=0x35a5090) at ../common/JackRequest.h:1450 #4 Jack::JackSocketClientChannel::Execute (this=0x35a5090) at ../posix/JackSocketClientChannel.cpp:386 #5 0x00007f9a5e1a9c5a in Jack::JackPosixThread::ThreadHandler (arg=) at ../posix/JackPosixThread.cpp:59 #6 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #7 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 12 (Thread 12207): #0 0x00007f9a5821356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f9a5e1ab083 in Jack::JackProcessSync::Wait (this=) at ../posix/JackProcessSync.cpp:69 #2 0x00007f9a5e1a3fc0 in Jack::JackMessageBuffer::Execute (this=0x359caa0) at ../common/JackMessageBuffer.cpp:84 #3 0x00007f9a5e1a9c5a in Jack::JackPosixThread::ThreadHandler (arg=) at ../posix/JackPosixThread.cpp:59 #4 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #5 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 11 (Thread 12206): #0 0x00007f9a5821356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f9a61dd549b in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:85 #2 0x00007f9a61dd51c9 in analyser_work () at ../libs/ardour/analyser.cc:49 #3 0x000000000165f051 in sigc::pointer_functor0::operator() (this=0x3417b18) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #4 0x000000000165c85e in sigc::adaptor_functor >::operator() (this=0x3417b10) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #5 0x0000000001659779 in sigc::internal::slot_call0, void>::call_it (rep=0x3417ae0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #6 0x00007f9a5d04c422 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #7 0x00007f9a5dedc864 in ?? () from /usr/lib64/libglib-2.0.so.0 #8 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #9 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 10 (Thread 12205): #0 0x00007f9a5821356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f9a622e6d53 in peak_thread_work () at ../libs/ardour/source_factory.cc:73 #2 0x000000000165f051 in sigc::pointer_functor0::operator() (this=0x3440f58) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #3 0x000000000165c85e in sigc::adaptor_functor >::operator() (this=0x3440f50) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #4 0x0000000001659779 in sigc::internal::slot_call0, void>::call_it (rep=0x3440f20) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #5 0x00007f9a5d04c422 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #6 0x00007f9a5dedc864 in ?? () from /usr/lib64/libglib-2.0.so.0 #7 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #8 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 9 (Thread 12215): #0 0x00007f9a58216c8d in nanosleep () from /lib64/libpthread.so.0 #1 0x00007f9a5dedf258 in g_usleep () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f9a61e4e292 in ARDOUR::AudioEngine::meter_thread (this=0x3597930) at ../libs/ardour/audioengine.cc:691 #3 0x00007f9a61e6f6eb in boost::_mfi::mf0::operator() (this=0x7f9a4a0cf6d0, p=0x3597930) at /usr/include/boost/bind/mem_fn_template.hpp:49 #4 0x00007f9a61e6aa74 in boost::_bi::list1 >::operator(), boost::_bi::list0> ( this=0x7f9a4a0cf6e0, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #5 0x00007f9a61e663d7 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() ( this=0x7f9a4a0cf6d0) at /usr/include/boost/bind/bind_template.hpp:20 #6 0x00007f9a61e6131a in sigc::adaptor_functor, boost::_bi::list1 > > >::operator() (this=0x7f9a4a0cf6d0) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 ---Type to continue, or q to quit--- #7 0x00007f9a61e5cc42 in sigc::internal::slot_call0, boost::_bi::list1 > >, void>::call_it (rep=0x7f9a4a0cf6a0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #8 0x00007f9a5d04c422 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #9 0x00007f9a5dedc864 in ?? () from /usr/lib64/libglib-2.0.so.0 #10 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 8 (Thread 12204): #0 0x00007f9a5821356c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f9a622e6d53 in peak_thread_work () at ../libs/ardour/source_factory.cc:73 #2 0x000000000165f051 in sigc::pointer_functor0::operator() (this=0x3442458) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #3 0x000000000165c85e in sigc::adaptor_functor >::operator() (this=0x3442450) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #4 0x0000000001659779 in sigc::internal::slot_call0, void>::call_it (rep=0x3442420) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #5 0x00007f9a5d04c422 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #6 0x00007f9a5dedc864 in ?? () from /usr/lib64/libglib-2.0.so.0 #7 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #8 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 7 (Thread 12216): #0 0x00007f9a57f6b1f3 in poll () from /lib64/libc.so.6 #1 0x00007f9a28732acf in ?? () from /usr/lib64/libpulse.so.0 #2 0x00007f9a28722916 in pa_mainloop_poll () from /usr/lib64/libpulse.so.0 #3 0x00007f9a28723cf9 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0 #4 0x00007f9a28723db0 in pa_mainloop_run () from /usr/lib64/libpulse.so.0 #5 0x00007f9a287328cb in ?? () from /usr/lib64/libpulse.so.0 #6 0x00007f9a284edc07 in ?? () from /usr/lib64/libpulsecommon-0.9.22.so #7 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #8 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 6 (Thread 12213): #0 0x00007f9a57f6b1f3 in poll () from /lib64/libc.so.6 #1 0x00007f9a5deb6fb9 in ?? () from /usr/lib64/libglib-2.0.so.0 #2 0x00007f9a5deb7765 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0 #3 0x00007f9a632e6fad in BaseUI::main_thread (this=0x57330f0) at ../libs/pbd/base_ui.cc:77 #4 0x00007f9a632e8469 in sigc::bound_mem_functor0::operator() (this=0x5733638) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 #5 0x00007f9a632e82c4 in sigc::adaptor_functor >::operator() (this=0x5733630) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #6 0x00007f9a632e801d in sigc::internal::slot_call0, void>::call_it (rep=0x5733600) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #7 0x00007f9a5d04c422 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #8 0x00007f9a5dedc864 in ?? () from /usr/lib64/libglib-2.0.so.0 #9 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #10 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 5 (Thread 12212): #0 0x00007f9a57f6b1f3 in poll () from /lib64/libc.so.6 #1 0x00007f9a61ed3e64 in ARDOUR::Butler::thread_work (this=0x498ec30) at ../libs/ardour/butler.cc:159 #2 0x00007f9a61ed3deb in ARDOUR::Butler::_thread_work (arg=0x498ec30) at ../libs/ardour/butler.cc:140 #3 0x00007f9a6331d882 in fake_thread_start (arg=0x49a5fd0) at ../libs/pbd/pthread_utils.cc:81 #4 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #5 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 4 (Thread 12211): #0 0x00007f9a58215790 in sem_wait () from /lib64/libpthread.so.0 ---Type to continue, or q to quit--- #1 0x00007f9a61fce4b0 in PBD::ProcessSemaphore::wait (this=0x4990078) at ../libs/pbd/pbd/semutils.h:41 #2 0x00007f9a61fcc6de in ARDOUR::Graph::run_one (this=0x498ffb0) at ../libs/ardour/graph.cc:393 #3 0x00007f9a61fcca8d in ARDOUR::Graph::helper_thread (this=0x498ffb0) at ../libs/ardour/graph.cc:443 #4 0x00007f9a61fd269b in boost::_mfi::mf0::operator() (this=0x7f9a30ad9ca8, p=0x498ffb0) at /usr/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007f9a61fd2084 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7f9a30ad9cb8, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #6 0x00007f9a61fd1c5f in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7f9a30ad9ca8) at /usr/include/boost/bind/bind_template.hpp:20 #7 0x00007f9a61fd17be in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153 #8 0x000000000104b081 in boost::function0::operator() (this=0x7f9a30ad9ca0) at /usr/include/boost/function/function_template.hpp:1013 #9 0x00007f9a61e51537 in ARDOUR::AudioEngine::_start_process_thread (arg=0x49a0440) at ../libs/ardour/audioengine.cc:1500 #10 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 3 (Thread 12210): #0 0x00007f9a58215790 in sem_wait () from /lib64/libpthread.so.0 #1 0x00007f9a61fce4b0 in PBD::ProcessSemaphore::wait (this=0x4990098) at ../libs/pbd/pbd/semutils.h:41 #2 0x00007f9a61fcb765 in ARDOUR::Graph::restart_cycle (this=0x498ffb0) at ../libs/ardour/graph.cc:257 #3 0x00007f9a61fcb72f in ARDOUR::Graph::dec_ref (this=0x498ffb0) at ../libs/ardour/graph.cc:244 #4 0x00007f9a61fd32de in ARDOUR::GraphNode::finish (this=0x7f9a495a70f0, chain=0) at ../libs/ardour/graphnode.cc:61 #5 0x00007f9a61fcc8a4 in ARDOUR::Graph::run_one (this=0x498ffb0) at ../libs/ardour/graph.cc:407 #6 0x00007f9a61fccd89 in ARDOUR::Graph::main_thread (this=0x498ffb0) at ../libs/ardour/graph.cc:479 #7 0x00007f9a61fd269b in boost::_mfi::mf0::operator() (this=0x7f9a30b5aca8, p=0x498ffb0) at /usr/include/boost/bind/mem_fn_template.hpp:49 #8 0x00007f9a61fd2084 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7f9a30b5acb8, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253 #9 0x00007f9a61fd1c5f in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7f9a30b5aca8) at /usr/include/boost/bind/bind_template.hpp:20 #10 0x00007f9a61fd17be in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:153 #11 0x000000000104b081 in boost::function0::operator() (this=0x7f9a30b5aca0) at /usr/include/boost/function/function_template.hpp:1013 #12 0x00007f9a61e51537 in ARDOUR::AudioEngine::_start_process_thread (arg=0x49a0440) at ../libs/ardour/audioengine.cc:1500 #13 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #14 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 2 (Thread 12209): #0 0x00007f9a58215881 in sem_timedwait () from /lib64/libpthread.so.0 #1 0x00007f9a5e1aa2ef in Jack::JackPosixSemaphore::TimedWait (this=0x359a700, usec=) at ../posix/JackPosixSemaphore.cpp:121 #2 0x00007f9a5e197253 in Jack::JackConnectionManager::SuspendRefNum (this=, control=0x7f9a63ef7000, table=0x0, timing=0xffffffffffffffff, time_out_usec=2) at ../common/JackConnectionManager.cpp:237 #3 0x00007f9a5e199745 in Jack::JackGraphManager::SuspendRefNum (this=, control=0x109, table=0x0, usec=2) at ../common/JackGraphManager.cpp:127 #4 0x00007f9a5e19407c in WaitSync (this=0x35a4ec0) at ../common/JackClient.cpp:591 #5 CycleWaitAux (this=0x35a4ec0) at ../common/JackClient.cpp:558 #6 Jack::JackClient::CycleWait (this=0x35a4ec0) at ../common/JackClient.cpp:575 #7 0x00007f9a5e191187 in jack_cycle_wait (ext_client=0x7f9a63f0b000) at ../common/JackAPI.cpp:873 #8 0x00007f9a61e4d49c in ARDOUR::AudioEngine::process_thread (this=0x3597930) at ../libs/ardour/audioengine.cc:437 #9 0x00007f9a61e4d0c6 in ARDOUR::AudioEngine::_process_thread (arg=0x3597930) at ../libs/ardour/audioengine.cc:352 #10 0x00007f9a5e19598b in Jack::JackClient::Execute (this=0x35a4ec0) at ../common/JackClient.cpp:535 #11 0x00007f9a5e1a9c5a in Jack::JackPosixThread::ThreadHandler (arg=) at ../posix/JackPosixThread.cpp:59 #12 0x00007f9a5820ec1a in start_thread () from /lib64/libpthread.so.0 #13 0x00007f9a57f73e7d in clone () from /lib64/libc.so.6 Thread 1 (Thread 12200): ---Type to continue, or q to quit--- #0 0x00007f9a57ed4355 in raise () from /lib64/libc.so.6 #1 0x00007f9a57ed55ef in abort () from /lib64/libc.so.6 #2 0x00007f9a57ecd4c1 in __assert_fail () from /lib64/libc.so.6 #3 0x00007f9a5f90c724 in smf_track_add_event (track=0x88da6d0, event=0x9dbe620) at ../libs/evoral/src/libsmf/smf.c:453 #4 0x00007f9a5f91321b in smf_track_add_event_pulses (track=0x88da6d0, event=0x9dbe620, pulses=0) at ../libs/evoral/src/libsmf/smf_tempo.c:425 #5 0x00007f9a5f913164 in smf_track_add_event_delta_pulses (track=0x88da6d0, event=0x9dbe620, delta=0) at ../libs/evoral/src/libsmf/smf_tempo.c:409 #6 0x00007f9a607240f3 in Evoral::SMF::append_event_delta (this=0x7f9a4b0b5408, delta_t=1600, size=3, buf=0x75c9a10 "\220\062Y\a", note_id=3247) at ../libs/evoral/src/SMF.cpp:327 #7 0x00007f9a622d904e in ARDOUR::SMFSource::append_event_unlocked_beats (this=0x7f9a4b0b5200, ev=...) at ../libs/ardour/smf_source.cc:336 #8 0x00007f9a62048fb2 in ARDOUR::MidiModel::sync_to_source (this=0x7f9a4b0ce120) at ../libs/ardour/midi_model.cc:1395 #9 0x00007f9a6207dade in ARDOUR::MidiSource::session_saved (this=0x7f9a4b0b5200) at ../libs/ardour/midi_source.cc:407 #10 0x00007f9a6227722c in ARDOUR::Session::save_state (this=0x49895a0, snapshot_name=..., pending=true, switch_to_snapshot=false) at ../libs/ardour/session_state.cc:780 #11 0x00007f9a622760c4 in ARDOUR::Session::maybe_write_autosave (this=0x49895a0) at ../libs/ardour/session_state.cc:630 #12 0x0000000000ff6709 in ARDOUR_UI::autosave_session (this=0x324cdd0) at ../gtk2_ardour/ardour_ui.cc:605 #13 0x000000000102d525 in sigc::bound_mem_functor0::operator() (this=0xa1a8d18) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 #14 0x0000000001025e9c in sigc::adaptor_functor >::operator() (this=0xa1a8d10) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 #15 0x000000000102006f in sigc::internal::slot_call0, bool>::call_it (rep=0xa1a8ce0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 #16 0x00007f9a5d052a32 in ?? () from /usr/lib64/libglibmm-2.4.so.1 #17 0x00007f9a5deb361b in ?? () from /usr/lib64/libglib-2.0.so.0 #18 0x00007f9a5deb2bc1 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0 #19 0x00007f9a5deb7258 in ?? () from /usr/lib64/libglib-2.0.so.0 #20 0x00007f9a5deb7765 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0 #21 0x00007f9a5c4ceed7 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0 #22 0x00007f9a60d3d822 in Gtkmm2ext::UI::run (this=0x324cdd0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:268 #23 0x00000000014a1b1c in main (argc=4, argv=0x7fff17c3f5e8) at ../gtk2_ardour/main.cc:557