colinf@colinf-xps15:~/src/ardour/ardour$ gtk2_ardour/ardev
bind txt domain [gtk2_ardour8] to /usr/local/share/ardour8/locale
Ardour8.6.234 (built using 8.6-288-g8718a1ba99 and GCC version 10.2.1 20210110)
Ardour: [INFO]: Your system is configured to limit Ardour to 524288 open files
Ardour: [INFO]: Loading system configuration file /home/colinf/src/ardour/ardour/system_config
Ardour: [INFO]: Loading user configuration file /home/colinf/.config/ardour8/config
Ardour: [INFO]: CPU vendor: GenuineIntel
Ardour: [INFO]: AVX capable processor
Ardour: [INFO]: AVX with FMA capable processor
Ardour: [INFO]: CPU brand: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
Ardour: [INFO]: Using AVX and FMA optimized routines
Ardour: [INFO]: Loading plugin meta data file /home/colinf/src/ardour/ardour/share/plugin_metadata/plugin_tags
Ardour: [INFO]: Loading plugin statistics file /home/colinf/.config/ardour8/plugin_metadata/plugin_stats
Ardour: [INFO]: add_lrdf_data '/home/colinf/.config/ardour8/rdf:/home/colinf/src/ardour/ardour/share/rdf:/home/colinf/src/ardour/ardour/build/rdf:/home/colinf/src/ardour/ardour/gtk2_ardour/rdf:/home/colinf/src/ardour/ardour/build/gtk2_ardour/rdf:/usr/local/share/ladspa/rdf:/usr/share/ladspa/rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-scales.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/tap_reverb.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-plugins.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/tap-plugins.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-aux.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/ladspa-rubberband.rdf'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/ladspa.rdfs'
Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/caps.rdf'
Ardour: [INFO]: Reading RDF file:///home/colinf/.ladspa/rdf/ardour-presets.n3
Ardour: [INFO]: Loading 460 MIDI patches from /home/colinf/src/ardour/ardour/share/patchfiles
Ardour: [INFO]: Loading default ui configuration file /home/colinf/src/ardour/ardour/build/gtk2_ardour/default_ui_config
Ardour: [INFO]: Loading user ui configuration file /home/colinf/.config/ardour8/ui_config
Ardour: [INFO]: Loading colour file /home/colinf/src/ardour/ardour/gtk2_ardour/themes/dark-ardour.colors
Ardour: [INFO]: Loading ui configuration file /home/colinf/src/ardour/ardour/build/gtk2_ardour/clearlooks.rc
Ardour: [INFO]: Loading bindings from /home/colinf/src/ardour/ardour/build/gtk2_ardour/ardour.keys
Loading ui configuration file /home/colinf/src/ardour/ardour/build/gtk2_ardour/clearlooks.rc
lilv_world_load_bundle(): warning: Ignoring bundle
lilv_world_load_bundle(): note: Newer version of loaded from
lilv_world_load_bundle(): warning: Ignoring bundle
lilv_world_load_bundle(): note: Newer version of loaded from
JACK port not connected
JACK port not connected
JACK port not connected
locate to 0 took 293 usecs for 2 tracks = 146 per track
locate to 0 took 299 usecs for 2 tracks = 150 per track
(ardour-8.6.234:2250947): Gtk-CRITICAL **: 11:35:20.988: IA__gtk_progress_set_percentage: assertion 'percentage >= 0 && percentage <= 1.0' failed
Quit (core dumped)
colinf@colinf-xps15:~/src/ardour/ardour$ gtk2_ardour/ardbg-core
GNU gdb (Debian 10.1-1.7) 10.1.90.20210103-git
Copyright (C) 2021 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
.
Find the GDB manual and other documentation resources online at:
.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /home/colinf/src/ardour/ardour/build/gtk2_ardour/ardour-8.6.234...
warning: Can't open file /SYSV00000000 (deleted) during file-backed mapping note processing
warning: Can't open file /SYSV00282929 (deleted) during file-backed mapping note processing
[New LWP 2250947]
[New LWP 2250954]
[New LWP 2250952]
[New LWP 2251048]
[New LWP 2251067]
[New LWP 2251077]
[New LWP 2251074]
[New LWP 2250953]
[New LWP 2250966]
[New LWP 2251097]
[New LWP 2251066]
[New LWP 2251079]
[New LWP 2251089]
[New LWP 2251083]
[New LWP 2251078]
[New LWP 2251090]
[New LWP 2251068]
[New LWP 2251070]
[New LWP 2251064]
[New LWP 2251063]
[New LWP 2251071]
[New LWP 2251062]
[New LWP 2251047]
[New LWP 2250958]
[New LWP 2250955]
[New LWP 2251072]
[New LWP 2250965]
[New LWP 2251073]
[New LWP 2251091]
[New LWP 2251086]
[New LWP 2251082]
[New LWP 2251081]
[New LWP 2251088]
[New LWP 2251087]
[New LWP 2251085]
[New LWP 2251080]
[New LWP 2251069]
[New LWP 2251065]
[New LWP 2251075]
[New LWP 2251084]
[New LWP 2250951]
[New LWP 2251076]
[New LWP 2251098]
[New LWP 2251094]
[New LWP 2251092]
[New LWP 2251096]
[New LWP 2251093]
[New LWP 2251095]
[New LWP 2250959]
thread [Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
apply --Type for more, q to quit, c to continue without paging--
Core was generated by `/home/colinf/src/ardour/ardour/build/gtk2_ardour/ardour-8.6.234'.
Program terminated with signal SIGQUIT, Quit.
a#0 std::vector, std::allocator > >::size (this=0x5637e6d70618) at /usr/include/c++/10/bits/stl_vector.h:919
919 { return size_type(this->_M_impl._M_finish - this->_M_impl._M_start); }
[Current thread is 1 (Thread 0x7fd8ac0dbc80 (LWP 2250947))]
l(gdb) thread apply all bt
Thread 49 (Thread 0x7fd892142700 (LWP 2250959)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b10a541f in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b3bbb9b9 in ARDOUR::AudioEngine::do_devicelist_update() (this=0x5637743f05d0) at ../libs/ardour/audioengine.cc:760
#3 0x00007fd8b3bc9e91 in boost::_mfi::mf0::operator()(ARDOUR::AudioEngine*) const (this=0x56377440dc90, p=0x5637743f05d0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#4 0x00007fd8b3bc9475 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x56377440dca0, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#5 0x00007fd8b3bc8ad1 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x56377440dc90) at /usr/include/boost/bind/bind.hpp:1294
#6 0x00007fd8b3bc7f5f in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#7 0x0000563770d4544c in boost::function0::operator()() const (this=0x56377440dc88) at /usr/include/boost/function/function_template.hpp:763
#8 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x56377440dc60) at ../libs/pbd/pthread_utils.cc:495
#9 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#10 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 48 (Thread 0x7fd7d4ff9700 (LWP 2251095)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd7cc000b60, nfds=2, timeout=60000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b0c2f6e8 in () at /lib/x86_64-linux-gnu/libusb-1.0.so.0
#2 0x00007fd8b0c2d129 in () at /lib/x86_64-linux-gnu/libusb-1.0.so.0
#3 0x00007fd8b0c2e2c7 in libusb_handle_events_timeout_completed () at /lib/x86_64-linux-gnu/libusb-1.0.so.0
#4 0x00007fd8b0c2e32f in libusb_handle_events () at /lib/x86_64-linux-gnu/libusb-1.0.so.0
#5 0x00007fd8b3c5d252 in usb_hotplug_thread(void*) (user_data=0x563773d1c0b0) at ../libs/ardour/control_protocol_manager.cc:87
#6 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#7 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 47 (Thread 0x7fd7d5ffb700 (LWP 2251093)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd7c8072970, nfds=3, timeout=99) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b10530ae in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b105340b in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd8b1d9ff38 in BaseUI::main_thread() (this=0x56377779d388) at ../libs/pbd/base_ui.cc:102
#4 0x00007fd8b1da449f in boost::_mfi::mf0::operator()(BaseUI*) const (this=0x563777813650, p=0x56377779d388) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b1da4169 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x563777813660, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b1da3dd7 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x563777813650) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b1da38ed in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x563777813648) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x563777813620) at ../libs/pbd/pthread_utils.cc:495
--Type for more, q to quit, c to continue without paging--c
#10 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#11 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 46 (Thread 0x7fd7c7fff700 (LWP 2251096)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x563777694ea8) at ../sysdeps/nptl/futex-internal.h:186
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563777694e58, cond=0x563777694e80) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x563777694e80, mutex=0x563777694e58) at pthread_cond_wait.c:638
#3 0x00007fd8b419d21b in ARDOUR::Session::emit_thread_run() (this=0x563777692ca0) at ../libs/ardour/session_process.cc:1241
#4 0x00007fd8b419d1b8 in ARDOUR::Session::emit_thread(void*) (arg=0x563777692ca0) at ../libs/ardour/session_process.cc:1230
#5 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#6 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 45 (Thread 0x7fd7d67fc700 (LWP 2251092)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd7d0041a50, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b10530ae in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b105340b in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd8b1d9ff38 in BaseUI::main_thread() (this=0x563778718ed0) at ../libs/pbd/base_ui.cc:102
#4 0x00007fd8b1da449f in boost::_mfi::mf0::operator()(BaseUI*) const (this=0x56377779c920, p=0x563778718ed0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b1da4169 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x56377779c930, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b1da3dd7 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x56377779c920) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b1da38ed in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x56377779c918) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x56377779c8f0) at ../libs/pbd/pthread_utils.cc:495
#10 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#11 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 44 (Thread 0x7fd7d57fa700 (LWP 2251094)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd7d57f9980, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b0c346d2 in () at /lib/x86_64-linux-gnu/libusb-1.0.so.0
#2 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#3 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 43 (Thread 0x7fd7c77fe700 (LWP 2251098)):
#0 0x00007fd8b02ec1e1 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fd7c77fd810, rem=0x7fd7c77fd820) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
#1 0x00007fd8b02f19c3 in __GI___nanosleep (requested_time=, remaining=) at nanosleep.c:27
#2 0x00007fd8b107db4f in g_usleep () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd8b3c2fe54 in ARDOUR::AutomationWatch::thread() (this=0x563775894a20) at ../libs/ardour/automation_watch.cc:207
#4 0x00007fd8b3c34ce3 in boost::_mfi::mf0::operator()(ARDOUR::AutomationWatch*) const (this=0x563778189430, p=0x563775894a20) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3c34943 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x563778189440, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3c34285 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x563778189430) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3c33e0a in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x563778189428) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x563778189400) at ../libs/pbd/pthread_utils.cc:495
#10 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#11 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 42 (Thread 0x7fd881b6a700 (LWP 2251076)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881b69928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881b69938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881b69928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881b69920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777691790) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x5637776917d0) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 41 (Thread 0x7fd8ac005700 (LWP 2250951)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd8ac004844, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b1db70e6 in CrossThreadChannel::poll_for_request() (this=0x563773c95bd0) at ../libs/pbd/crossthread.posix.cc:108
#2 0x00007fd8b1db7157 in CrossThreadChannel::receive(char&, bool) (this=0x563773c95bd0, msg=@0x7fd8ac0048af: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3 0x00007fd8b42b6055 in ARDOUR::TriggerBoxThread::thread_work() (this=0x563773c95ba0) at ../libs/ardour/triggerbox.cc:4880
#4 0x00007fd8b42b5fed in ARDOUR::TriggerBoxThread::_thread_work(void*) (arg=0x563773c95ba0) at ../libs/ardour/triggerbox.cc:4868
#5 0x00007fd8b1ddbc68 in fake_thread_start(void*) (arg=0x563773c88990) at ../libs/pbd/pthread_utils.cc:101
#6 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#7 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 40 (Thread 0x7fd8467f8700 (LWP 2251084)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 39 (Thread 0x7fd881beb700 (LWP 2251075)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881bea928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881bea938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881bea928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881bea920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x5637776914f0) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777691530) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 38 (Thread 0x7fd8820f5700 (LWP 2251065)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd8820f4928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd8820f4938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd8820f4928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd8820f4920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x56377768bd40) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x56377768de90) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 37 (Thread 0x7fd881ef1700 (LWP 2251069)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881ef0928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881ef0938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881ef0928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881ef0920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777690530) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777690570) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 36 (Thread 0x7fd8487fc700 (LWP 2251080)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 35 (Thread 0x7fd845ff7700 (LWP 2251085)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 34 (Thread 0x7fd815ffb700 (LWP 2251087)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 33 (Thread 0x7fd80effd700 (LWP 2251088)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 32 (Thread 0x7fd881ae9700 (LWP 2251081)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 31 (Thread 0x7fd8677fe700 (LWP 2251082)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 30 (Thread 0x7fd825ffb700 (LWP 2251086)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 29 (Thread 0x7fd8812e8700 (LWP 2251091)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x7fd8812e7094, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b1db70e6 in CrossThreadChannel::poll_for_request() (this=0x56377939f2c8) at ../libs/pbd/crossthread.posix.cc:108
#2 0x00007fd8b1db7157 in CrossThreadChannel::receive(char&, bool) (this=0x56377939f2c8, msg=@0x7fd8812e714f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3 0x00007fd8b3c46359 in ARDOUR::Butler::thread_work() (this=0x56377939f220) at ../libs/ardour/butler.cc:210
#4 0x00007fd8b3c45c11 in ARDOUR::Butler::_thread_work(void*) (arg=0x56377939f220) at ../libs/ardour/butler.cc:180
#5 0x00007fd8b1ddbc68 in fake_thread_start(void*) (arg=0x56377774fed0) at ../libs/pbd/pthread_utils.cc:101
#6 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#7 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 28 (Thread 0x7fd881ced700 (LWP 2251073)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881cec928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881cec938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881cec928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881cec920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777690fb0) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777690ff0) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 27 (Thread 0x7fd890a9e700 (LWP 2250965)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x5637748ec960, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b10530ae in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b10531cf in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd8b1053221 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd8b107c0bd in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#6 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 26 (Thread 0x7fd881d6e700 (LWP 2251072)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881d6d928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881d6d938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881d6d928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881d6d920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777690d10) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777690d50) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 25 (Thread 0x7fd8a9ffc700 (LWP 2250955)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b10a541f in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b3b6a67a in ARDOUR::Analyser::work() () at ../libs/ardour/analyser.cc:95
#3 0x00005637716f7c3d in sigc::pointer_functor0::operator()() const (this=0x563773cd05f0) at /usr/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4 0x00007fd8b3b6d8c9 in boost::detail::function::void_function_obj_invoker0, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#5 0x0000563770d4544c in boost::function0::operator()() const (this=0x563773cd05e8) at /usr/include/boost/function/function_template.hpp:763
#6 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x563773cd05c0) at ../libs/pbd/pthread_utils.cc:495
#7 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#8 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 24 (Thread 0x7fd8937ff700 (LWP 2250958)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b10a541f in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b3bbb741 in ARDOUR::AudioEngine::do_reset_backend() (this=0x5637743f05d0) at ../libs/ardour/audioengine.cc:724
#3 0x00007fd8b3bc9e91 in boost::_mfi::mf0::operator()(ARDOUR::AudioEngine*) const (this=0x5637743fe570, p=0x5637743f05d0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#4 0x00007fd8b3bc9475 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x5637743fe580, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#5 0x00007fd8b3bc8ad1 in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x5637743fe570) at /usr/include/boost/bind/bind.hpp:1294
#6 0x00007fd8b3bc7f5f in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#7 0x0000563770d4544c in boost::function0::operator()() const (this=0x5637743fe568) at /usr/include/boost/function/function_template.hpp:763
#8 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x5637743fe540) at ../libs/pbd/pthread_utils.cc:495
#9 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#10 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 23 (Thread 0x7fd866ffd700 (LWP 2251047)):
#0 futex_wait_cancelable (private=0, expected=0, futex_word=0x7fd893f798c8 ) at ../sysdeps/nptl/futex-internal.h:186
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fd893f79860 , cond=0x7fd893f798a0 ) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x7fd893f798a0 , mutex=0x7fd893f79860 ) at pthread_cond_wait.c:638
#3 0x00007fd893f61e2c in mb_thread_func (arg=0x0) at messagebuffer.c:72
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 22 (Thread 0x7fd882278700 (LWP 2251062)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d87d31 in ARDOUR::Graph::main_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:425
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd882277928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd882277938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd882277928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd882277920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x56377768f6c0) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x56377767f600) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 21 (Thread 0x7fd881def700 (LWP 2251071)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881dee928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881dee938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881dee928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881dee920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777690a70) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777690ab0) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 20 (Thread 0x7fd8821f7700 (LWP 2251063)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd8821f6928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd8821f6938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd8821f6928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd8821f6920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x56377768f760) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x56377875ecf0) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 19 (Thread 0x7fd882176700 (LWP 2251064)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd882175928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd882175938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd882175928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd882175920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x56377768bd80) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x56377768dc00) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 18 (Thread 0x7fd881e70700 (LWP 2251070)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881e6f928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881e6f938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881e6f928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881e6f920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x5637776907d0) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777690810) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 17 (Thread 0x7fd881f72700 (LWP 2251068)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881f71928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881f71938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881f71928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881f71920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777690290) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x5637776902d0) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 16 (Thread 0x7fd807fff700 (LWP 2251090)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 15 (Thread 0x7fd867fff700 (LWP 2251078)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 14 (Thread 0x7fd849fff700 (LWP 2251083)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 13 (Thread 0x7fd80cff9700 (LWP 2251089)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 12 (Thread 0x7fd880ff9700 (LWP 2251079)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 11 (Thread 0x7fd882074700 (LWP 2251066)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df80) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d86d52 in ARDOUR::Graph::reached_terminal_node() (this=0x563774b7de40) at ../libs/ardour/graph.cc:267
#3 0x00007fd8b3d93051 in ARDOUR::GraphNode::finish(ARDOUR::GraphChain const*) (this=0x563778a050c0, chain=0x56380f47b350) at ../libs/ardour/graphnode.cc:107
#4 0x00007fd8b3d92f36 in ARDOUR::GraphNode::run(ARDOUR::GraphChain const*) (this=0x563778a050c0, chain=0x56380f47b350) at ../libs/ardour/graphnode.cc:74
#5 0x00007fd8b3d874e5 in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:344
#6 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#7 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd882073928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#8 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd882073938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#9 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd882073928) at /usr/include/boost/bind/bind.hpp:1294
#10 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#11 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd882073920) at /usr/include/boost/function/function_template.hpp:763
#12 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x56377768be00) at ../libs/backends/jack/jack_audiobackend.cc:970
#13 0x00007fd893f670ad in jack_thread_proxy (varg=0x56377768e0f0) at thread.c:143
#14 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#15 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 10 (Thread 0x7fd7bf7fe700 (LWP 2251097)):
#0 0x00007fd893f64ceb in jack_port_by_name (client=0x563774fa2060, port_name=0x7fd88298a1ce "ardour:Master/audio_in 2") at port.c:526
#1 0x00007fd892c53b66 in ARDOUR::JACKAudioBackend::physically_connected(std::shared_ptr const&, bool) (this=0x5637744d9790, p=..., process_callback_safe=true) at ../libs/backends/jack/jack_portengine.cc:393
#2 0x00007fd8b3fd34f5 in ARDOUR::Port::physically_connected() const (this=0x563788cf7600) at ../libs/ardour/port.cc:806
#3 0x00007fd8b3dca095 in ARDOUR::IO::physically_connected() const (this=0x56378c2e7400) at ../libs/ardour/io.cc:1726
#4 0x00007fd8b408f34c in ARDOUR::Route::output_effectively_connected_real() const (this=0x56378c90d5c0) at ../libs/ardour/route.cc:3754
#5 0x00007fd8b408f292 in ARDOUR::Route::output_effectively_connected() const (this=0x56378c90d5c0) at ../libs/ardour/route.cc:3740
#6 0x00007fd8b409268d in ARDOUR::Route::update_signal_latency(bool, bool*) (this=0x56378c90d5c0, apply_to_delayline=false, delayline_update_needed=0x7fd7bf7fd61f) at ../libs/ardour/route.cc:4464
#7 0x00007fd8b410e08a in ARDOUR::Session::update_route_latency(bool, bool, bool*) (this=0x563777692ca0, playback=false, apply_to_delayline=false, delayline_update_needed=0x7fd7bf7fd61f) at ../libs/ardour/session.cc:7160
#8 0x00007fd8b410f876 in ARDOUR::Session::update_latency_compensation(bool, bool) (this=0x563777692ca0, force_whole_graph=false, called_from_backend=false) at ../libs/ardour/session.cc:7418
#9 0x00007fd8b4112d55 in ARDOUR::Session::auto_connect_thread_run() (this=0x563777692ca0) at ../libs/ardour/session.cc:7924
#10 0x00007fd8b4112a82 in ARDOUR::Session::auto_connect_thread(void*) (arg=0x563777692ca0) at ../libs/ardour/session.cc:7880
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7fd883fff700 (LWP 2250966)):
#0 0x00007fd8b03199af in __GI___poll (fds=0x5637748f7ce0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fd8b10530ae in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b105340b in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd8afaee966 in () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007fd8b107c0bd in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#6 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7fd8aaffe700 (LWP 2250953)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b10a541f in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd8b42412ab in peak_thread_work() () at ../libs/ardour/source_factory.cc:75
#3 0x00007fd8b4e5db32 in boost::detail::function::void_function_invoker0::invoke(boost::detail::function::function_buffer&) (function_ptr=...) at /usr/include/boost/function/function_template.hpp:117
#4 0x0000563770d4544c in boost::function0::operator()() const (this=0x563773cd11c8) at /usr/include/boost/function/function_template.hpp:763
#5 0x00007fd8b1ddc6f9 in PBD::Thread::_run(void*) (arg=0x563773cd11a0) at ../libs/pbd/pthread_utils.cc:495
#6 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#7 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7fd881c6c700 (LWP 2251074)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0::operator()(ARDOUR::Graph*) const (this=0x7fd881c6b928, p=0x563774b7de40) at /usr/include/boost/bind/mem_fn_template.hpp:49
#5 0x00007fd8b3d91ca3 in boost::_bi::list1 >::operator(), boost::_bi::list0>(boost::_bi::type, boost::_mfi::mf0&, boost::_bi::list0&, int) (this=0x7fd881c6b938, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259
#6 0x00007fd8b3d90e0d in boost::_bi::bind_t, boost::_bi::list1 > >::operator()() (this=0x7fd881c6b928) at /usr/include/boost/bind/bind.hpp:1294
#7 0x00007fd8b3d8f8a2 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:158
#8 0x0000563770d4544c in boost::function0::operator()() const (this=0x7fd881c6b920) at /usr/include/boost/function/function_template.hpp:763
#9 0x00007fd892c3dd8b in ARDOUR::JACKAudioBackend::_start_process_thread(void*) (arg=0x563777691250) at ../libs/backends/jack/jack_audiobackend.cc:970
#10 0x00007fd893f670ad in jack_thread_proxy (varg=0x563777691290) at thread.c:143
#11 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#12 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7fd847ffb700 (LWP 2251077)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x56377768e3dc) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3dee5b3 in ARDOUR::IOTaskList::io_thread() (this=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:158
#3 0x00007fd8b3dee4ea in ARDOUR::IOTaskList::_worker_thread(void*) (me=0x56377768e3a0) at ../libs/ardour/io_tasklist.cc:146
#4 0x00007fd8b0c96ea7 in start_thread (arg=) at pthread_create.c:477
#5 0x00007fd8b0325a6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7fd881ff3700 (LWP 2251067)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fd8b1de26d8 in PBD::Semaphore::wait() (this=0x563774b7df74) at ../libs/pbd/semutils.cc:120
#2 0x00007fd8b3d8732e in ARDOUR::Graph::run_one() (this=0x563774b7de40) at ../libs/ardour/graph.cc:320
#3 0x00007fd8b3d878cf in ARDOUR::Graph::helper_thread() (this=0x563774b7de40) at ../libs/ardour/graph.cc:372
#4 0x00007fd8b3d925c1 in boost::_mfi::mf0