Set cursor set to default
Set buffering params to 262144|131072|10|10
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 2
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 13.4 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 23.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 36.2 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 24.9 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 28.6 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 25.3 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 20.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 14.7 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 24.4 ms
------------------ summary move drag starts.

actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 24.4 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 23.5 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 24.7 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 18.8 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 20.0 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 29.0 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 22.4 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 27.0 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 37.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 48.5 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 30.7 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 44.3 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 24.0 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 31.7 ms
Dragging region(s) from 6 different track(s), max dist: 5
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 51.2 ms
Dragging region(s) from 6 different track(s), max dist: 5
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 51.6 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 36.4 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 46.7 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 42.5 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 41.2 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 52.8 ms
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 61.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 49.5 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 48.3 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 54.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 40.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 34.8 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 56.0 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 73.4 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 34.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 38.7 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.pending
saved state in 53.9 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 40.1 ms
actually writing state to /home/peter/Music/Ardour/Jolene/Jolene.tmp
renaming state to /home/peter/Music/Ardour/Jolene/Jolene.ardour
saved state in 62.9 ms
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
Pool: 'autoconnect' max: 0 / 1024
Butler drops pool trash
Pool: 'butler events' max: 2 / 4096
Graph::drop_threads() sema-counts: 1, 0, 1
Pool: 'midiUI' max: 0 / 128
Set buffering params to 262144|131072|10.0|10.0
Set buffering params to 262144|131072|10.0|10.0
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.ardour
saved state in 3.8 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.ardour
saved state in 4.1 ms
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 15.7 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 8.9 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 13.2 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 11.9 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.ardour
saved state in 9.1 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.ardour
saved state in 17.0 ms
Pool: 'autoconnect' max: 2 / 1024
Butler drops pool trash
Pool: 'butler events' max: 2 / 4096
Graph::drop_threads() sema-counts: 1, 0, 1
Pool: 'midiUI' max: 0 / 128
Pool: 'AudioEngine 3' max: 0 / 512
Pool: 'AudioEngine 4' max: 6 / 512
Pool: 'AudioEngine 1' max: 0 / 512
Pool: 'GUI' max: 14 / 4096
Pool: 'Backend reset processing thread' max: 0 / 1024
Pool: 'Device list update processing thread' max: 0 / 512
Pool: 'click' max: 8 / 1024
peter@longfield-x220 ~ $ Ardour5 
bind txt domain [gtk2_ardour5] to /opt/Ardour-5.8.673-dbg/share/locale
Ardour5.8.673 (built using 5.8-673-g6bcd543 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 65536 open files
ardour: [INFO]: Loading system configuration file /opt/Ardour-5.8.673-dbg/etc/system_config
ardour: [INFO]: Loading user configuration file /home/peter/.config/ardour5/config
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand:        Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz
ardour: [INFO]: Using SSE optimized routines
*** WEAK-JACK: initializing
*** WEAK-JACK: OK. (0)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.8.673-dbg/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/peter/.config/ardour5/ui_config
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/Ardour-5.8.673-dbg/share/themes/dark-ardour.colors
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
pingback: No Error
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JACK command line will be: /usr/bin/jackd -t 200 -p 2048 -R -T -d alsa -n 2 -r 44100 -p 128 -d hw:PCH,0 -X raw
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
no more csLADSPA plugins
no more csLADSPA plugins
Scanning folders for bundled LV2s: /opt/Ardour-5.8.673-dbg/lib/LV2
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_audio.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_audio> has no (mandatory) doap:name
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_cv.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_cv> has no (mandatory) doap:name
KP is ardour.keys
Set cursor set to default
Set buffering params to 262144|131072|10|10
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 2
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 13.8 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.pending
saved state in 13.2 ms
actually writing state to /home/peter/Music/Ardour/Riptide/Riptide.tmp
renaming state to /home/peter/Music/Ardour/Riptide/Riptide.ardour
saved state in 8.7 ms
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.
Aborted
peter@longfield-x220 ~ $ gdb
GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word".
(gdb) Quit
(gdb) Quit
(gdb) Quit
(gdb) q
peter@longfield-x220 ~ $ Ardour5 
bind txt domain [gtk2_ardour5] to /opt/Ardour-5.8.673-dbg/share/locale
Ardour5.8.673 (built using 5.8-673-g6bcd543 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 65536 open files
ardour: [INFO]: Loading system configuration file /opt/Ardour-5.8.673-dbg/etc/system_config
ardour: [INFO]: Loading user configuration file /home/peter/.config/ardour5/config
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand:        Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz
ardour: [INFO]: Using SSE optimized routines
*** WEAK-JACK: initializing
*** WEAK-JACK: OK. (0)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.8.673-dbg/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/peter/.config/ardour5/ui_config
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/Ardour-5.8.673-dbg/share/themes/dark-ardour.colors
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
pingback: No Error
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
no more csLADSPA plugins
no more csLADSPA plugins
Scanning folders for bundled LV2s: /opt/Ardour-5.8.673-dbg/lib/LV2
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_audio.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_audio> has no (mandatory) doap:name
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_cv.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_cv> has no (mandatory) doap:name
KP is ardour.keys
Set cursor set to default
Set buffering params to 262144|131072|10|10
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 0
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
Should ignore model/selection change
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.ardour
saved state in 37.1 ms
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.ardour
saved state in 48.0 ms
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.ardour
saved state in 53.1 ms
Drop references to vocals 1

(ardour-5.8.673:11335): Gtk-CRITICAL **: IA__gtk_frame_set_shadow_type: assertion 'GTK_IS_FRAME (frame)' failed

(ardour-5.8.673:11335): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:11335): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:11335): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:11335): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed
Segmentation fault
peter@longfield-x220 ~ $ /opt/Ardour-5.8.673-dbg
Ardour-5.8.673-dbg/              Ardour-5.8.673-dbg.uninstall.sh
peter@longfield-x220 ~ $ /opt/Ardour-5.8.673-dbg/bin/ardour
ardour5             ardour5-copy-mixer  ardour5-fix_bbtppq
ardour-5.8.673      ardour5-export      
peter@longfield-x220 ~ $ /opt/Ardour-5.8.673-dbg/bin/ardour5 --gdb
GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /opt/Ardour-5.8.673-dbg/bin/ardour-5.8.673...done.
(gdb) run
Starting program: /opt/Ardour-5.8.673-dbg/bin/ardour-5.8.673 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
bind txt domain [gtk2_ardour5] to /opt/Ardour-5.8.673-dbg/share/locale
Ardour5.8.673 (built using 5.8-673-g6bcd543 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 65536 open files
ardour: [INFO]: Loading system configuration file /opt/Ardour-5.8.673-dbg/etc/system_config
ardour: [INFO]: Loading user configuration file /home/peter/.config/ardour5/config
[New Thread 0x7fffe771d700 (LWP 11411)]
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand:        Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz
ardour: [INFO]: Using SSE optimized routines
[New Thread 0x7fffe6f1c700 (LWP 11412)]
[New Thread 0x7fffe671b700 (LWP 11413)]
[New Thread 0x7fffe5f1a700 (LWP 11414)]
[New Thread 0x7fffd6e97700 (LWP 11422)]
[New Thread 0x7fffd6696700 (LWP 11423)]
*** WEAK-JACK: initializing
*** WEAK-JACK: OK. (0)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.8.673-dbg/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/peter/.config/ardour5/ui_config
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/Ardour-5.8.673-dbg/share/themes/dark-ardour.colors
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
[New Thread 0x7fffd40ae800 (LWP 11424)]
[New Thread 0x7fffcf841700 (LWP 11425)]
[New Thread 0x7fffcf7c0700 (LWP 11426)]
[Thread 0x7fffcf7c0700 (LWP 11426) exited]
[Thread 0x7fffcf841700 (LWP 11425) exited]
[New Thread 0x7fffcf841700 (LWP 11427)]
[New Thread 0x7fffcf7c0700 (LWP 11428)]
[Thread 0x7fffcf7c0700 (LWP 11428) exited]
[Thread 0x7fffcf841700 (LWP 11427) exited]
[New Thread 0x7fffce83e700 (LWP 11429)]
[New Thread 0x7fffcdc28700 (LWP 11430)]
[New Thread 0x7fffcd427700 (LWP 11431)]
[New Thread 0x7fffccc26700 (LWP 11432)]
[New Thread 0x7fffb3fff700 (LWP 11433)]
[New Thread 0x7fffb37fe700 (LWP 11434)]
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
[Thread 0x7fffb37fe700 (LWP 11434) exited]
[Thread 0x7fffccc26700 (LWP 11432) exited]
[Thread 0x7fffb3fff700 (LWP 11433) exited]
[Thread 0x7fffcd427700 (LWP 11431) exited]
pingback: No Error
[Thread 0x7fffd40ae800 (LWP 11424) exited]
[New Thread 0x7fffcf841700 (LWP 11435)]
[New Thread 0x7fffcf7c0700 (LWP 11436)]
[New Thread 0x7fffb2b05700 (LWP 11437)]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
no more csLADSPA plugins
warning: Corrupted shared library list: 0x24a7f40 != 0x2067000
no more csLADSPA plugins
Scanning folders for bundled LV2s: /opt/Ardour-5.8.673-dbg/lib/LV2
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_audio.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_audio> has no (mandatory) doap:name
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_cv.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_cv> has no (mandatory) doap:name
KP is ardour.keys
[New Thread 0x7fffcd427700 (LWP 11438)]
[New Thread 0x7fffb3fff700 (LWP 11439)]
[New Thread 0x7fffccc26700 (LWP 11441)]
[Thread 0x7fffccc26700 (LWP 11441) exited]
[Thread 0x7fffcdc28700 (LWP 11430) exited]
[Thread 0x7fffb3fff700 (LWP 11439) exited]
[New Thread 0x7fffccc26700 (LWP 11443)]
[Thread 0x7fffccc26700 (LWP 11443) exited]
Set cursor set to default
[New Thread 0x7fffccc26700 (LWP 11444)]
[New Thread 0x7fffb3fff700 (LWP 11445)]
[New Thread 0x7fffcdc28700 (LWP 11446)]
[New Thread 0x7fffb37fe700 (LWP 11447)]
[New Thread 0x7fffb24e7700 (LWP 11448)]
[New Thread 0x7fffb2466700 (LWP 11449)]
[New Thread 0x7fffb23e5700 (LWP 11450)]
[New Thread 0x7fffb2364700 (LWP 11451)]
Set buffering params to 262144|131072|10|10
[New Thread 0x7fffb22e2800 (LWP 11452)]
[New Thread 0x7fffb2268700 (LWP 11453)]
[Thread 0x7fffb37fe700 (LWP 11447) exited]
[Thread 0x7fffcdc28700 (LWP 11446) exited]
[Thread 0x7fffb3fff700 (LWP 11445) exited]
[Thread 0x7fffcd427700 (LWP 11438) exited]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 1
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
[New Thread 0x7fffcdc28700 (LWP 11454)]
[New Thread 0x7fffb37fe700 (LWP 11455)]
[New Thread 0x7fffb3fff700 (LWP 11456)]
Should ignore model/selection change
[New Thread 0x7fffcd427700 (LWP 11457)]
Drop references to vocals 1

Thread 1 "ardour-5.8.673" received signal SIGSEGV, Segmentation fault.
0x00007fffec39c288 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) thread apply all bt

Thread 39 (Thread 0x7fffcd427700 (LWP 11457)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff7903e67 in ArdourCanvas::WaveView::drawing_thread () at ../libs/canvas/wave_view.cc:1565
#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x7d94de8)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x7d94de0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x7d94db0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffcd427700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7fffb3fff700 (LWP 11456)):
#0  0x00007fffef3f1c1d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff36aea58 in g_usleep () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff62dff7b in ARDOUR::AutomationWatch::thread (this=0x8b0abc0) at ../libs/ardour/automation_watch.cc:177
#3  0x00007ffff62e3c2f in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x22059b0, p=0x8b0abc0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff62e3816 in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost---Type <return> to continue, or q <return> to quit---
::_bi::list0> (this=0x22059c0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff62e3187 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x22059b0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff62e3114 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=0x22059b0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#7  0x00007ffff62e2ba8 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=0x2205980) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffb3fff700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7fffb37fe700 (LWP 11455)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff67f1103 in ARDOUR::Session::auto_connect_thread_run (this=0x20f4d60) at ../libs/ardour/session.cc:7296
#2  0x00007ffff67f0e34 in ARDOUR::Session::auto_connect_thread (arg=0x20f4d60) at ../libs/ardour/session.cc:7243
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffb37fe700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7fffcdc28700 (LWP 11454)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff6865a1d in ARDOUR::Session::emit_thread_run (this=0x20f4d60) at ../libs/ardour/session_process.cc:1374
---Type <return> to continue, or q <return> to quit---
#2  0x00007ffff68659ba in ARDOUR::Session::emit_thread (arg=0x20f4d60) at ../libs/ardour/session_process.cc:1363
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffcdc28700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7fffb2268700 (LWP 11453)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff367d6b4 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff367da32 in g_main_loop_run () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff48aab17 in BaseUI::main_thread (this=0x2d649c0) at ../libs/pbd/base_ui.cc:86
#4  0x00007ffff48aeade in sigc::bound_mem_functor0<void, BaseUI>::operator() (this=0x2d65158)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#5  0x00007ffff48ae71c in sigc::adaptor_functor<sigc::bound_mem_functor0<void, BaseUI> >::operator() (this=0x2d65150)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#6  0x00007ffff48ae1d7 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, BaseUI>, void>::call_it (rep=0x2d65120)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#8  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffb2268700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7fffb22e2800 (LWP 11452)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff48c0e3c in CrossThreadChannel::poll_for_request (this=0x20f4b18) at ../libs/pbd/crossthread.posix.cc:83
---Type <return> to continue, or q <return> to quit---
#2  0x00007ffff48c0ea5 in CrossThreadChannel::receive (this=0x20f4b18, msg=@0x7fffb22e146f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:104
#3  0x00007ffff62f3fae in ARDOUR::Butler::thread_work (this=0x20f4a80) at ../libs/ardour/butler.cc:175
#4  0x00007ffff62f3d2f in ARDOUR::Butler::_thread_work (arg=0x20f4a80) at ../libs/ardour/butler.cc:156
#5  0x00007ffff48e4082 in fake_thread_start (arg=0x2d647b0) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007fffef3e86ba in start_thread (arg=0x7fffb22e2800) at pthread_create.c:333
#7  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7fffb2364700 (LWP 11451)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x2f3e958)
    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0x2f3e958, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0x2f3e958, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0x2f3e958) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0x2f3e880) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0x2f3e880) at ../libs/ardour/graph.cc:436
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb2363d58, p=0x2f3e880)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fffb2363d68, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb2363d58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff63e9a6f in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::li---Type <return> to continue, or q <return> to quit---
st1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb2363d50)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x1e61540) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb2364700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7fffb23e5700 (LWP 11450)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x2f3e958)
    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0x2f3e958, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0x2f3e958, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0x2f3e958) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0x2f3e880) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0x2f3e880) at ../libs/ardour/graph.cc:436
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb23e4d58, p=0x2f3e880)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fffb23e4d68, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb23e4d58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
---Type <return> to continue, or q <return> to quit---
#10 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb23e4d50)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x212ffe0) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb23e5700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7fffb2466700 (LWP 11449)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x2f3e978)
    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0x2f3e978, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0x2f3e978, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0x2f3e978) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4134 in ARDOUR::Graph::restart_cycle (this=0x2f3e880) at ../libs/ardour/graph.cc:280
#6  0x00007ffff63e4101 in ARDOUR::Graph::dec_ref (this=0x2f3e880) at ../libs/ardour/graph.cc:267
#7  0x00007ffff63ebfe6 in ARDOUR::GraphNode::finish (this=0x7460210, chain=0) at ../libs/ardour/graphnode.cc:71
#8  0x00007ffff63e4e30 in ARDOUR::Graph::run_one (this=0x2f3e880) at ../libs/ardour/graph.cc:419
#9  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0x2f3e880) at ../libs/ardour/graph.cc:436
#10 0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb2465d58, p=0x2f3e880)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
---Type <return> to continue, or q <return> to quit---
#11 0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fffb2465d68, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#12 0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb2465d58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#13 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#14 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb2465d50)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#15 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x1e61540) at ../libs/backends/jack/jack_audiobackend.cc:936
#16 0x00007fffef3e86ba in start_thread (arg=0x7fffb2466700) at pthread_create.c:333
#17 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7fffb24e7700 (LWP 11448)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x2f3e958)
    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0x2f3e958, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0x2f3e958, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0x2f3e958) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0x2f3e880) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5333 in ARDOUR::Graph::main_thread (this=0x2f3e880) at ../libs/ardour/graph.cc:477
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb24e6d58, p=0x2f3e880)
---Type <return> to continue, or q <return> to quit---
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (
    this=0x7fffb24e6d68, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb24e6d58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb24e6d50)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x1e61540) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb24e7700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fffccc26700 (LWP 11444)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf121 in g_cond_wait_until () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff364924b in g_async_queue_timeout_pop () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff36ad9fa in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#5  0x00007fffef3e86ba in start_thread (arg=0x7fffccc26700) at pthread_create.c:333
#6  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

---Type <return> to continue, or q <return> to quit---
Thread 21 (Thread 0x7fffb2b05700 (LWP 11437)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffd51f0d5f in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51cdf15 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51cc6a7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffd54a0bfb in WJACK_cycle_wait (client=0x21302d0) at ../libs/backends/jack/weak_libjack.def:78
#5  0x00007fffd54828a1 in ARDOUR::JACKAudioBackend::process_thread (this=0x1e9d760) at ../libs/backends/jack/jack_audiobackend.cc:965
#6  0x00007fffd548283e in ARDOUR::JACKAudioBackend::_process_thread (arg=0x1e9d760) at ../libs/backends/jack/jack_audiobackend.cc:944
#7  0x00007fffd51cc60a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#8  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffb2b05700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fffcf7c0700 (LWP 11436)):
#0  0x00007fffef3f151d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffd51f01f5 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51f3a6b in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffef3e86ba in start_thread (arg=0x7fffcf7c0700) at pthread_create.c:333
#5  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fffcf841700 (LWP 11435)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
---Type <return> to continue, or q <return> to quit---
#1  0x00007fffd51ef8cc in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51e2828 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffef3e86ba in start_thread (arg=0x7fffcf841700) at pthread_create.c:333
#5  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fffce83e700 (LWP 11429)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff367d6b4 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff367d7bc in g_main_context_iteration () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff367d7f9 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#5  0x00007fffef3e86ba in start_thread (arg=0x7fffce83e700) at pthread_create.c:333
#6  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fffd6696700 (LWP 11423)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6287166 in ARDOUR::AudioEngine::do_devicelist_update (this=0x1be12a0) at ../libs/ardour/audioengine.cc:561
#3  0x00007ffff62928c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x1be0330, p=0x1be12a0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6292350 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x1be0340, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
---Type <return> to continue, or q <return> to quit---
#5  0x00007ffff6291933 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x1be0330) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff6291258 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=0x1be0330) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#7  0x00007ffff62904c4 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x1be0300) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffd6696700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fffd6e97700 (LWP 11422)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6286f40 in ARDOUR::AudioEngine::do_reset_backend (this=0x1be12a0) at ../libs/ardour/audioengine.cc:526
#3  0x00007ffff62928c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x1be02e0, p=0x1be12a0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6292350 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x1be02f0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff6291933 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x1be02e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff6291258 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=0x1be02e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
---Type <return> to continue, or q <return> to quit---
#7  0x00007ffff62904c4 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x1be02b0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffd6e97700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fffe5f1a700 (LWP 11414)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff622096e in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:87
#3  0x00007ffff622075a in analyser_work () at ../libs/ardour/analyser.cc:52
#4  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1ae1aa8)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#5  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1ae1aa0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#6  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1ae1a70)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#8  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffe5f1a700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

---Type <return> to continue, or q <return> to quit---
Thread 4 (Thread 0x7fffe671b700 (LWP 11413)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff68f24ba in peak_thread_work () at ../libs/ardour/source_factory.cc:71
#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1accb18)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1accb10)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1accae0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffe671b700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fffe6f1c700 (LWP 11412)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff68f24ba in peak_thread_work () at ../libs/ardour/source_factory.cc:71
#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1accb78)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1accb70)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
---Type <return> to continue, or q <return> to quit---
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1accb40)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffe6f1c700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fffe771d700 (LWP 11411)):
#0  0x00007fffef3f1c1d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff36aea58 in g_usleep () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00000000011ef95b in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:459
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffe771d700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7ffff7f998c0 (LWP 11407)):
#0  0x00007fffec39c288 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000fcc257 in RouteProcessorSelection::presentation_info_changed (this=0x3c641c8, what_changed=...)
    at ../gtk2_ardour/route_processor_selection.cc:98
#2  0x0000000000d37ac7 in Mixer_UI::presentation_info_changed (this=0x3c63230, what_changed=...) at ../gtk2_ardour/mixer_ui.cc:688
#3  0x0000000000d61ade in boost::_mfi::mf1<void, Mixer_UI, PBD::PropertyChange const&>::operator() (this=0x7d98cd8, p=0x3c63230, a1=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:165
#4  0x0000000000d5e113 in boost::_bi::list2<boost::_bi::value<Mixer_UI*>, boost::arg<1> >::operator()<boost::_mfi::mf1<void, Mixer_UI, PBD::PropertyChange const&>, boost::_bi::list1<PBD::PropertyChange const&> > (this=0x7d98ce8, f=..., a=...)
---Type <return> to continue, or q <return> to quit---
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:313
#5  0x0000000000d59d3a in boost::_bi::bind_t<void, boost::_mfi::mf1<void, Mixer_UI, PBD::PropertyChange const&>, boost::_bi::list2<boost::_bi::value<Mixer_UI*>, boost::arg<1> > >::operator()<PBD::PropertyChange> (this=0x7d98cd8, a1=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:47
#6  0x0000000000d562e6 in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, boost::_mfi::mf1<void, Mixer_UI, PBD::PropertyChange const&>, boost::_bi::list2<boost::_bi::value<Mixer_UI*>, boost::arg<1> > >, void, PBD::PropertyChange const&>::invoke (function_obj_ptr=..., a0=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#7  0x00000000007e6667 in boost::function1<void, PBD::PropertyChange const&>::operator() (this=0x7d98cd0, a0=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#8  0x00000000007ecc7a in boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> >::operator()<boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list0>(boost::_bi::type<void>, boost::function<void (PBD::PropertyChange const&)>&, boost::_bi::list0&, int) (this=0x7d98cf0, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00000000007ec353 in boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> > >::operator()() (this=0x7d98cd0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00000000007eb833 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> > >, void>::invoke(boost::detail::function::function_buffer&) (
    function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffffffbc50)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007ffff74f0dea in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, boost::function<void ()> const&) (
    this=0x1cda680, invalidation=0x35daab0, f=...) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/abstract_ui.cc:429
#13 0x00000000007e6d59 in PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::compositor(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&) (f=..., event_loop=0x1cda680, ir=0x35daab0, a1=...)
---Type <return> to continue, or q <return> to quit---
    at /home/ardour/linux-x86_64-v5/ardour/build/libs/pbd/pbd/signals_generated.h:595
#14 0x00000000007ec62d in boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> >::operator()<void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list1<PBD::PropertyChange const&> >(boost::_bi::type<void>, void (*&)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list1<PBD::PropertyChange const&>&, int) (this=0x2033ca8, 
    f=@0x2033ca0: 0x7e6c9f <PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::compositor(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&)>, a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:457
#15 0x00000000007eb9ac in boost::_bi::bind_t<void, void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> > >::operator()<PBD::PropertyChange>(PBD::PropertyChange const&) (
    this=0x2033ca0, a1=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:47
#16 0x00000000007ea9f1 in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> > >, void, PBD::PropertyChange const&>::invoke(boost::detail::function::function_buffer&, PBD::PropertyChange const&) (function_obj_ptr=..., a0=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#17 0x00000000007e6667 in boost::function1<void, PBD::PropertyChange const&>::operator() (this=0x2033c70, a0=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#18 0x0000000000b9acfb in PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::operator() (this=
    0x19fc6e0 <ARDOUR::PresentationInfo::Change>, a1=...) at /home/ardour/linux-x86_64-v5/ardour/build/libs/pbd/pbd/signals_generated.h:704
#19 0x00007ffff67de206 in ARDOUR::Session::remove_routes (this=0x20f4d60, routes_to_remove=...) at ../libs/ardour/session.cc:3839
---Type <return> to continue, or q <return> to quit---
#20 0x00000000009f4c0d in Editor::_remove_tracks (this=0x4501290) at ../gtk2_ardour/editor_ops.cc:7453
#21 0x00000000009f3ecf in Editor::idle_remove_tracks (this=0x4501290) at ../gtk2_ardour/editor_ops.cc:7325
#22 0x0000000000901ef0 in sigc::bound_mem_functor0<bool, Editor>::operator() (this=0x207de28)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#23 0x00000000008f9178 in sigc::adaptor_functor<sigc::bound_mem_functor0<bool, Editor> >::operator() (this=0x207de20)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#24 0x00000000008ef6e9 in sigc::internal::slot_call0<sigc::bound_mem_functor0<bool, Editor>, bool>::call_it (rep=0x207ddf0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#25 0x00007ffff3c1f6a2 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#26 0x00007ffff367d37a in g_main_context_dispatch () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#27 0x00007ffff367d718 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#28 0x00007ffff367da32 in g_main_loop_run () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#29 0x00007ffff2c73557 in gtk_main () from /opt/Ardour-5.8.673-dbg/lib/libgtk-x11-2.0.so.0
#30 0x00007ffff74ed8ee in Gtkmm2ext::UI::run (this=0x1cda680, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:285
#31 0x0000000000c5fbb0 in main (argc=1, argv=0x7fffffffcd48) at ../gtk2_ardour/main.cc:413
(gdb) 
(gdb) 

peter@longfield-x220 ~ $ /opt/Ardour-5.8.673-dbg/bin/ardour5 --gdb
GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /opt/Ardour-5.8.673-dbg/bin/ardour-5.8.673...done.
(gdb) run
Starting program: /opt/Ardour-5.8.673-dbg/bin/ardour-5.8.673 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
bind txt domain [gtk2_ardour5] to /opt/Ardour-5.8.673-dbg/share/locale
Ardour5.8.673 (built using 5.8-673-g6bcd543 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 65536 open files
ardour: [INFO]: Loading system configuration file /opt/Ardour-5.8.673-dbg/etc/system_config
ardour: [INFO]: Loading user configuration file /home/peter/.config/ardour5/config
[New Thread 0x7fffe771d700 (LWP 2675)]
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand:        Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz
ardour: [INFO]: Using SSE optimized routines
[New Thread 0x7fffe6f1c700 (LWP 2676)]
[New Thread 0x7fffe671b700 (LWP 2677)]
[New Thread 0x7fffe5f1a700 (LWP 2678)]
[New Thread 0x7fffd6e97700 (LWP 2684)]
[New Thread 0x7fffd6696700 (LWP 2685)]
*** WEAK-JACK: initializing
*** WEAK-JACK: OK. (0)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.8.673-dbg/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/peter/.config/ardour5/ui_config
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/Ardour-5.8.673-dbg/share/themes/dark-ardour.colors
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
[New Thread 0x7fffd40ae800 (LWP 2686)]
[New Thread 0x7fffcf841700 (LWP 2687)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffcf841700 (LWP 2687) exited]
[New Thread 0x7fffcf841700 (LWP 2688)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffcf841700 (LWP 2688) exited]
[New Thread 0x7fffcf841700 (LWP 2689)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffcf841700 (LWP 2689) exited]
[New Thread 0x7fffcf841700 (LWP 2690)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffcf841700 (LWP 2690) exited]
[New Thread 0x7fffce8bf700 (LWP 2691)]
[New Thread 0x7fffcdca9700 (LWP 2692)]
[New Thread 0x7fffcd4a8700 (LWP 2693)]
[New Thread 0x7fffccca7700 (LWP 2694)]
[New Thread 0x7fffb3fff700 (LWP 2695)]
[New Thread 0x7fffb37fe700 (LWP 2696)]
[New Thread 0x7fffb2ffd700 (LWP 2697)]
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
[Thread 0x7fffb3fff700 (LWP 2695) exited]
[Thread 0x7fffb2ffd700 (LWP 2697) exited]
[Thread 0x7fffccca7700 (LWP 2694) exited]
[Thread 0x7fffb37fe700 (LWP 2696) exited]
[Thread 0x7fffcd4a8700 (LWP 2693) exited]
pingback: No Error
[Thread 0x7fffd40ae800 (LWP 2686) exited]
[New Thread 0x7fffb3cfe700 (LWP 2698)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffb3cfe700 (LWP 2698) exited]
[New Thread 0x7fffb3cfe700 (LWP 2699)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffb3cfe700 (LWP 2699) exited]
[New Thread 0x7fffb3cfe700 (LWP 2700)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
[Thread 0x7fffb3cfe700 (LWP 2700) exited]
JACK command line will be: /usr/bin/jackd -t 200 -p 2048 -R -T -d alsa -n 2 -r 44100 -p 128 -d hw:PCH,0 -X raw
[New Thread 0x7fffb3cfe700 (LWP 2701)]
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
[New Thread 0x7fffb3c7d700 (LWP 2720)]
[New Thread 0x7fffb3a96700 (LWP 2721)]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
no more csLADSPA plugins
no more csLADSPA plugins
Scanning folders for bundled LV2s: /opt/Ardour-5.8.673-dbg/lib/LV2
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_audio.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_audio> has no (mandatory) doap:name
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_cv.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_cv> has no (mandatory) doap:name
KP is ardour.keys
[New Thread 0x7fffcd4a8700 (LWP 2722)]
[New Thread 0x7fffb37fe700 (LWP 2723)]
[New Thread 0x7fffccca7700 (LWP 2724)]
[New Thread 0x7fffb2ffd700 (LWP 2726)]
[Thread 0x7fffb2ffd700 (LWP 2726) exited]
[Thread 0x7fffccca7700 (LWP 2724) exited]
[Thread 0x7fffb37fe700 (LWP 2723) exited]
[Thread 0x7fffcd4a8700 (LWP 2722) exited]
[New Thread 0x7fffb2ffd700 (LWP 2728)]
[Thread 0x7fffb2ffd700 (LWP 2728) exited]
Set cursor set to default
[New Thread 0x7fffb2ffd700 (LWP 2734)]
[New Thread 0x7fffb37fe700 (LWP 2735)]
[New Thread 0x7fffcd4a8700 (LWP 2736)]
[New Thread 0x7fffccca7700 (LWP 2737)]
[New Thread 0x7fffb2458700 (LWP 2738)]
[New Thread 0x7fffb1c57700 (LWP 2739)]
[New Thread 0x7fffb1bd6700 (LWP 2740)]
[New Thread 0x7fffb1b55700 (LWP 2741)]
[New Thread 0x7fffb1ad4700 (LWP 2742)]
Set buffering params to 262144|131072|10|10
[New Thread 0x7fffb1a52800 (LWP 2743)]
[New Thread 0x7fffb19d8700 (LWP 2744)]
[Thread 0x7fffccca7700 (LWP 2737) exited]
[Thread 0x7fffb37fe700 (LWP 2735) exited]
[Thread 0x7fffcdca9700 (LWP 2692) exited]
[Thread 0x7fffb2458700 (LWP 2738) exited]
[Thread 0x7fffcd4a8700 (LWP 2736) exited]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 0
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
[New Thread 0x7fffcd4a8700 (LWP 2745)]
[New Thread 0x7fffccca7700 (LWP 2746)]
[New Thread 0x7fffb37fe700 (LWP 2747)]
Should ignore model/selection change
[New Thread 0x7fffb2458700 (LWP 2748)]
------------------ summary move drag starts.

[Thread 0x7fffb2ffd700 (LWP 2734) exited]
Dragging region(s) from 1 different track(s), max dist: 0
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.
ardour-5.8.673: ../libs/ardour/audio_diskstream.cc:659: virtual int ARDOUR::AudioDiskstream::process(ARDOUR::BufferSet&, ARDOUR::framepos_t, ARDOUR::pframes_t, ARDOUR::framecnt_t&, bool): Assertion `wrap_buffer_size >= necessary_samples' failed.

Thread 37 "ardour-5.8.673" received signal SIGABRT, Aborted.
[Switching to Thread 0x7fffb1bd6700 (LWP 2740)]
0x00007fffec00d428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
54	../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) append 
binary  memory  value   
(gdb) bt 
Display all 200 possibilities? (y or n)
(gdb) thread apply all bt 
Couldn't get registers: No such process.
(gdb) run
The program being debugged has been started already.
Start it from the beginning? (y or n) y
Starting program: /opt/Ardour-5.8.673-dbg/bin/ardour-5.8.673 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
bind txt domain [gtk2_ardour5] to /opt/Ardour-5.8.673-dbg/share/locale
Ardour5.8.673 (built using 5.8-673-g6bcd543 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 65536 open files
ardour: [INFO]: Loading system configuration file /opt/Ardour-5.8.673-dbg/etc/system_config
ardour: [INFO]: Loading user configuration file /home/peter/.config/ardour5/config
[New Thread 0x7fffe771d700 (LWP 2883)]
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand:        Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz
ardour: [INFO]: Using SSE optimized routines
[New Thread 0x7fffe6f1c700 (LWP 2884)]
[New Thread 0x7fffe671b700 (LWP 2885)]
[New Thread 0x7fffe5f1a700 (LWP 2886)]
[New Thread 0x7fffd6e97700 (LWP 2887)]
[New Thread 0x7fffd6696700 (LWP 2888)]
*** WEAK-JACK: initializing
*** WEAK-JACK: OK. (0)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.8.673-dbg/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/peter/.config/ardour5/ui_config
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/Ardour-5.8.673-dbg/share/themes/dark-ardour.colors
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.8.673-dbg/etc/clearlooks.rc
[New Thread 0x7fffd40ae800 (LWP 2889)]
[New Thread 0x7fffcfa48700 (LWP 2890)]
[New Thread 0x7fffcf7c0700 (LWP 2891)]
[Thread 0x7fffcf7c0700 (LWP 2891) exited]
[Thread 0x7fffcfa48700 (LWP 2890) exited]
[New Thread 0x7fffcfa48700 (LWP 2892)]
[New Thread 0x7fffcf7c0700 (LWP 2893)]
[Thread 0x7fffcf7c0700 (LWP 2893) exited]
[Thread 0x7fffcfa48700 (LWP 2892) exited]
[New Thread 0x7fffce83e700 (LWP 2894)]
[New Thread 0x7fffcdc28700 (LWP 2895)]
[New Thread 0x7fffcd427700 (LWP 2896)]
[New Thread 0x7fffccc26700 (LWP 2897)]
[New Thread 0x7fffb3fff700 (LWP 2898)]
[New Thread 0x7fffb37fe700 (LWP 2899)]
Found 1 along /home/peter/.config/ardour5/templates:/opt/Ardour-5.8.673-dbg/share/templates
run dialog
[Thread 0x7fffb37fe700 (LWP 2899) exited]
[Thread 0x7fffccc26700 (LWP 2897) exited]
[Thread 0x7fffcdc28700 (LWP 2895) exited]
[Thread 0x7fffb3fff700 (LWP 2898) exited]
pingback: No Error
[Thread 0x7fffd40ae800 (LWP 2889) exited]
[New Thread 0x7fffcfa48700 (LWP 2908)]
[New Thread 0x7fffcf7c0700 (LWP 2909)]
[New Thread 0x7fffb2b05700 (LWP 2910)]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
no more csLADSPA plugins
no more csLADSPA plugins
Scanning folders for bundled LV2s: /opt/Ardour-5.8.673-dbg/lib/LV2
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_audio.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_audio> has no (mandatory) doap:name
error: failed to expand CURIE `param:OscillatorControls'
lilv_world_load_file(): error: Error loading file `file:///usr/lib/lv2/avw.lv2/vco2_cv.ttl'
lilv_plugin_get_name(): warning: Plugin <http://avwlv2.sourceforge.net/plugins/avw/vco2_cv> has no (mandatory) doap:name
KP is ardour.keys
[New Thread 0x7fffb3fff700 (LWP 2911)]
[New Thread 0x7fffb37fe700 (LWP 2912)]
[New Thread 0x7fffccc26700 (LWP 2913)]
[New Thread 0x7fffcdc28700 (LWP 2915)]
[Thread 0x7fffcdc28700 (LWP 2915) exited]
[Thread 0x7fffcd427700 (LWP 2896) exited]
[Thread 0x7fffccc26700 (LWP 2913) exited]
[Thread 0x7fffb37fe700 (LWP 2912) exited]
[New Thread 0x7fffcdc28700 (LWP 2917)]
[Thread 0x7fffcdc28700 (LWP 2917) exited]
Set cursor set to default
[New Thread 0x7fffcdc28700 (LWP 2918)]
[New Thread 0x7fffccc26700 (LWP 2919)]
[New Thread 0x7fffb37fe700 (LWP 2920)]
[New Thread 0x7fffcd427700 (LWP 2921)]
[New Thread 0x7fffb24e7700 (LWP 2922)]
[New Thread 0x7fffb1ce6700 (LWP 2923)]
[New Thread 0x7fffb14e5700 (LWP 2924)]
[New Thread 0x7fffb1464700 (LWP 2925)]
[New Thread 0x7fffb13e3700 (LWP 2926)]
[New Thread 0x7fffb1362700 (LWP 2927)]
Set buffering params to 262144|131072|10|10
[New Thread 0x7fffb12e0800 (LWP 2928)]
[New Thread 0x7fffb1266700 (LWP 2929)]
[Thread 0x7fffb1ce6700 (LWP 2923) exited]
[Thread 0x7fffb24e7700 (LWP 2922) exited]
[Thread 0x7fffcd427700 (LWP 2921) exited]
[Thread 0x7fffb37fe700 (LWP 2920) exited]
[Thread 0x7fffccc26700 (LWP 2919) exited]
[Thread 0x7fffb3fff700 (LWP 2911) exited]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 0
Set buffering params to 262144|131072|10|10
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
[New Thread 0x7fffb37fe700 (LWP 2930)]
[New Thread 0x7fffb24e7700 (LWP 2931)]
[New Thread 0x7fffcd427700 (LWP 2932)]
Should ignore model/selection change
[New Thread 0x7fffb3fff700 (LWP 2933)]
------------------ summary move drag starts.

[Thread 0x7fffcdc28700 (LWP 2918) exited]
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 2 different track(s), max dist: 1
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 2 different track(s), max dist: 1
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.pending
saved state in 38.4 ms
Dragging region(s) from 1 different track(s), max dist: 0
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.pending
saved state in 53.2 ms
actually writing state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.tmp
renaming state to /home/peter/Music/Ardour/LEtHerGo/LEtHerGo.ardour
saved state in 52.7 ms
[New Thread 0x7fffcdc28700 (LWP 4434)]
[New Thread 0x7fff9d19f700 (LWP 4435)]
[New Thread 0x7fff9c99e700 (LWP 4436)]
[New Thread 0x7fff77fff700 (LWP 4437)]
[New Thread 0x7fff777fe700 (LWP 4438)]
[New Thread 0x7fff76ffd700 (LWP 4439)]
[New Thread 0x7fff767fc700 (LWP 4440)]
[Thread 0x7fff9d19f700 (LWP 4435) exited]
[Thread 0x7fff76ffd700 (LWP 4439) exited]
[Thread 0x7fff9c99e700 (LWP 4436) exited]
[Thread 0x7fff767fc700 (LWP 4440) exited]
[Thread 0x7fff777fe700 (LWP 4438) exited]
[Thread 0x7fff77fff700 (LWP 4437) exited]
[New Thread 0x7fff77fff700 (LWP 4441)]
[New Thread 0x7fff777fe700 (LWP 4442)]
[New Thread 0x7fff767fc700 (LWP 4443)]
[New Thread 0x7fff9c99e700 (LWP 4444)]
[New Thread 0x7fff9d19f700 (LWP 4445)]
[Thread 0x7fff767fc700 (LWP 4443) exited]
[Thread 0x7fff777fe700 (LWP 4442) exited]
[Thread 0x7fff77fff700 (LWP 4441) exited]
[Thread 0x7fff9d19f700 (LWP 4445) exited]
[Thread 0x7fff9c99e700 (LWP 4444) exited]
Pool: 'autoconnect' max: 0 / 1024
[Thread 0x7fffb24e7700 (LWP 2931) exited]
Butler drops pool trash
Pool: 'butler events' max: 0 / 4096
[Thread 0x7fffb12e0800 (LWP 2928) exited]
Graph::drop_threads() sema-counts: 1, 0, 1
[Thread 0x7fffb1362700 (LWP 2927) exited]
[Thread 0x7fffb13e3700 (LWP 2926) exited]
[Thread 0x7fffb1464700 (LWP 2925) exited]
[Thread 0x7fffb14e5700 (LWP 2924) exited]
[Thread 0x7fffcd427700 (LWP 2932) exited]
[Thread 0x7fffb37fe700 (LWP 2930) exited]
Pool: 'midiUI' max: 0 / 128
[Thread 0x7fffb1266700 (LWP 2929) exited]
[New Thread 0x7fffb1362700 (LWP 4446)]
[New Thread 0x7fffb13e3700 (LWP 4447)]
[New Thread 0x7fffb1464700 (LWP 4448)]
[New Thread 0x7fffb14e5700 (LWP 4449)]
Set buffering params to 262144|131072|10.0|10.0
[New Thread 0x7fffb12e0800 (LWP 4450)]
[New Thread 0x7fffb1266700 (LWP 4451)]
protocol PreSonus FaderPort8 active ? 0
protocol Open Sound Control (OSC) active ? 0
protocol Ableton Push 2 active ? 0
protocol Steinberg CC121 active ? 0
protocol PreSonus FaderPort active ? 0
protocol Mackie active ? 0
protocol Generic MIDI active ? 0
set state: 0
Set buffering params to 262144|131072|10.0|10.0
Skip explicit buffer seconds, preset in use
Skip explicit buffer seconds, preset in use
[New Thread 0x7fffb37fe700 (LWP 4452)]
[New Thread 0x7fffcd427700 (LWP 4453)]
[New Thread 0x7fffb24e7700 (LWP 4454)]
Should ignore model/selection change
[New Thread 0x7fffb0a65700 (LWP 4455)]
[Thread 0x7fffb0a65700 (LWP 4455) exited]
[Thread 0x7fffcdc28700 (LWP 4434) exited]
actually writing state to /home/peter/Music/Ardour/BadDay/BadDay.tmp
renaming state to /home/peter/Music/Ardour/BadDay/BadDay.ardour
saved state in 40.9 ms
actually writing state to /home/peter/Music/Ardour/BadDay/BadDay.tmp
renaming state to /home/peter/Music/Ardour/BadDay/BadDay.pending
saved state in 40.1 ms
Dragging region(s) from 1 different track(s), max dist: 0
Should ignore model/selection change
Dragging region(s) from 1 different track(s), max dist: 0
actually writing state to /home/peter/Music/Ardour/BadDay/BadDay.tmp
renaming state to /home/peter/Music/Ardour/BadDay/BadDay.pending
saved state in 48.9 ms
Dragging region(s) from 1 different track(s), max dist: 0
Should ignore model/selection change
Dragging region(s) from 1 different track(s), max dist: 0
Dragging region(s) from 1 different track(s), max dist: 0
Should ignore model/selection change
Drop references to Guitar direct

(ardour-5.8.673:2882): Gtk-CRITICAL **: IA__gtk_frame_set_shadow_type: assertion 'GTK_IS_FRAME (frame)' failed

(ardour-5.8.673:2882): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:2882): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:2882): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-5.8.673:2882): Gtk-CRITICAL **: IA__gtk_widget_set_name: assertion 'GTK_IS_WIDGET (widget)' failed

Thread 1 "ardour-5.8.673" received signal SIGSEGV, Segmentation fault.
0x000000000112f7cf in TimeAxisView::hide_selection (this=0x41898e0) at ../gtk2_ardour/time_axis_view.cc:896
896	../gtk2_ardour/time_axis_view.cc: No such file or directory.
(gdb) thread apply all bt 

Thread 63 (Thread 0x7fffb24e7700 (LWP 4454)):
#0  0x00007fffef3f1c1d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff36aea58 in g_usleep () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff62dff7b in ARDOUR::AutomationWatch::thread (this=0x9267bf0) at ../libs/ardour/automation_watch.cc:177
#3  0x00007ffff62e3c2f in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x1f8c8e0, p=0x9267bf0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff62e3816 in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0> (this=0x1f8c8f0, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff62e3187 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x1f8c8e0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff62e3114 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=0x1f8c8e0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#7  0x00007ffff62e2ba8 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=0x1f8c8b0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffb24e7700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 62 (Thread 0x7fffcd427700 (LWP 4453)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff67f1103 in ARDOUR::Session::auto_connect_thread_run (this=0x7b2bf50) at ../libs/ardour/session.cc:7296
#2  0x00007ffff67f0e34 in ARDOUR::Session::auto_connect_thread (arg=0x7b2bf50) at ../libs/ardour/session.cc:7243
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffcd427700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 61 (Thread 0x7fffb37fe700 (LWP 4452)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff6865a1d in ARDOUR::Session::emit_thread_run (this=0x7b2bf50) at ../libs/ardour/session_process.cc:1374
#2  0x00007ffff68659ba in ARDOUR::Session::emit_thread (arg=0x7b2bf50) at ../libs/ardour/session_process.cc:1363
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffb37fe700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 60 (Thread 0x7fffb1266700 (LWP 4451)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff367d6b4 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff367da32 in g_main_loop_run () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff48aab17 in BaseUI::main_thread (this=0x7c24ed0) at ../libs/pbd/base_ui.cc:86
#4  0x00007ffff48aeade in sigc::bound_mem_functor0<void, BaseUI>::operator() (this=0x79d9518) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#5  0x00007ffff48ae71c in sigc::adaptor_functor<sigc::bound_mem_functor0<void, BaseUI> >::operator() (this=0x79d9510) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#6  0x00007ffff48ae1d7 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, BaseUI>, void>::call_it (rep=0x79d94e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#8  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffb1266700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 59 (Thread 0x7fffb12e0800 (LWP 4450)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff48c0e3c in CrossThreadChannel::poll_for_request (this=0x8ae1f88) at ../libs/pbd/crossthread.posix.cc:83
#2  0x00007ffff48c0ea5 in CrossThreadChannel::receive (this=0x8ae1f88, msg=@0x7fffb12df46f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:104
#3  0x00007ffff62f3fae in ARDOUR::Butler::thread_work (this=0x8ae1ef0) at ../libs/ardour/butler.cc:175
#4  0x00007ffff62f3d2f in ARDOUR::Butler::_thread_work (arg=0x8ae1ef0) at ../libs/ardour/butler.cc:156
#5  0x00007ffff48e4082 in fake_thread_start (arg=0xa16c0b0) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007fffef3e86ba in start_thread (arg=0x7fffb12e0800) at pthread_create.c:333
#7  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 58 (Thread 0x7fffb14e5700 (LWP 4449)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0xa1ceab8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0xa1ceab8) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0xa1ce9e0) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0xa1ce9e0) at ../libs/ardour/graph.cc:436
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb14e4d58, p=0xa1ce9e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb14e4d68, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
---Type <return> to continue, or q <return> to quit---
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb14e4d58)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb14e4d50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x20189a0) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb14e5700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 57 (Thread 0x7fffb1464700 (LWP 4448)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0xa1ceab8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0xa1ceab8) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0xa1ce9e0) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0xa1ce9e0) at ../libs/ardour/graph.cc:436
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb1463d58, p=0xa1ce9e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb1463d68, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb1463d58)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb1463d50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x75d6680) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb1464700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 56 (Thread 0x7fffb13e3700 (LWP 4447)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0xa1cead8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0xa1cead8, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0xa1cead8, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0xa1cead8) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62
#5  0x00007ffff63e4134 in ARDOUR::Graph::restart_cycle (this=0xa1ce9e0) at ../libs/ardour/graph.cc:280
#6  0x00007ffff63e4101 in ARDOUR::Graph::dec_ref (this=0xa1ce9e0) at ../libs/ardour/graph.cc:267
#7  0x00007ffff63ebfe6 in ARDOUR::GraphNode::finish (this=0x7c81aa0, chain=1) at ../libs/ardour/graphnode.cc:71
#8  0x00007ffff63e4e30 in ARDOUR::Graph::run_one (this=0xa1ce9e0) at ../libs/ardour/graph.cc:419
#9  0x00007ffff63e5044 in ARDOUR::Graph::helper_thread (this=0xa1ce9e0) at ../libs/ardour/graph.cc:436
#10 0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb13e2d58, p=0xa1ce9e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#11 0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb13e2d68, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#12 0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb13e2d58)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#13 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#14 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb13e2d50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#15 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x20189a0) at ../libs/backends/jack/jack_audiobackend.cc:936
#16 0x00007fffef3e86ba in start_thread (arg=0x7fffb13e3700) at pthread_create.c:333
#17 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 55 (Thread 0x7fffb1362700 (LWP 4446)):
#0  0x00007fffef3f0827 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0xa1ceab8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  do_futex_wait (sem=sem@entry=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:111
#2  0x00007fffef3f08d4 in __new_sem_wait_slow (sem=0xa1ceab8, abstime=0x0) at sem_waitcommon.c:181
#3  0x00007fffef3f097a in __new_sem_wait (sem=<optimized out>) at sem_wait.c:29
#4  0x00007ffff63e6b3e in PBD::Semaphore::wait (this=0xa1ceab8) at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/semutils.h:62

#5  0x00007ffff63e4c86 in ARDOUR::Graph::run_one (this=0xa1ce9e0) at ../libs/ardour/graph.cc:405
#6  0x00007ffff63e5333 in ARDOUR::Graph::main_thread (this=0xa1ce9e0) at ../libs/ardour/graph.cc:477
#7  0x00007ffff63eb67f in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb1361d58, p=0xa1ce9e0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff63ead7a in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb1361d68, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff63ea1ed in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb1361d58)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff63e9a6f 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/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
---Type <return> to continue, or q <return> to quit---
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffb1361d50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007fffd54827ef in ARDOUR::JACKAudioBackend::_start_process_thread (arg=0x20189a0) at ../libs/backends/jack/jack_audiobackend.cc:936
#13 0x00007fffef3e86ba in start_thread (arg=0x7fffb1362700) at pthread_create.c:333
#14 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 42 (Thread 0x7fffb3fff700 (LWP 2933)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff7903e67 in ArdourCanvas::WaveView::drawing_thread () at ../libs/canvas/wave_view.cc:1565

#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x85d2be8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x85d2be0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x85d2bb0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffb3fff700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fffb2b05700 (LWP 2910)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffd51f0d5f in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51cdf15 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51cc6a7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffd54a0bfb in WJACK_cycle_wait (client=0x1eaaca0) at ../libs/backends/jack/weak_libjack.def:78
#5  0x00007fffd54828a1 in ARDOUR::JACKAudioBackend::process_thread (this=0x1eadd10) at ../libs/backends/jack/jack_audiobackend.cc:965
#6  0x00007fffd548283e in ARDOUR::JACKAudioBackend::_process_thread (arg=0x1eadd10) at ../libs/backends/jack/jack_audiobackend.cc:944
#7  0x00007fffd51cc60a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#8  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffb2b05700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fffcf7c0700 (LWP 2909)):
#0  0x00007fffef3f151d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffd51f01f5 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51f3a6b in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffef3e86ba in start_thread (arg=0x7fffcf7c0700) at pthread_create.c:333
#5  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fffcfa48700 (LWP 2908)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fffd51ef8cc in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffd51e2828 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffd51eeaa0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffef3e86ba in start_thread (arg=0x7fffcfa48700) at pthread_create.c:333
#5  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fffce83e700 (LWP 2894)):
#0  0x00007fffec0d2b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff367d6b4 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff367d7bc in g_main_context_iteration () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff367d7f9 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#4  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#5  0x00007fffef3e86ba in start_thread (arg=0x7fffce83e700) at pthread_create.c:333
#6  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fffd6696700 (LWP 2888)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0

#2  0x00007ffff6287166 in ARDOUR::AudioEngine::do_devicelist_update (this=0x1bf1e30) at ../libs/ardour/audioengine.cc:561
#3  0x00007ffff62928c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x1bf0fe0, p=0x1bf1e30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6292350 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x1bf0ff0, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff6291933 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x1bf0fe0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff6291258 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=0x1bf0fe0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#7  0x00007ffff62904c4 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x1bf0fb0)
---Type <return> to continue, or q <return> to quit---
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffd6696700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fffd6e97700 (LWP 2887)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6286f40 in ARDOUR::AudioEngine::do_reset_backend (this=0x1bf1e30) at ../libs/ardour/audioengine.cc:526
#3  0x00007ffff62928c1 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x1c25860, p=0x1bf1e30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff6292350 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x1c25870, f=..., a=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff6291933 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x1c25860)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff6291258 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=0x1c25860)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#7  0x00007ffff62904c4 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x1c25830)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#9  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#10 0x00007fffef3e86ba in start_thread (arg=0x7fffd6e97700) at pthread_create.c:333
#11 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fffe5f1a700 (LWP 2886)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff622096e in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:87
#3  0x00007ffff622075a in analyser_work () at ../libs/ardour/analyser.cc:52
#4  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1ae1ae8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#5  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1ae1ae0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#6  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1ae1ab0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#8  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#9  0x00007fffef3e86ba in start_thread (arg=0x7fffe5f1a700) at pthread_create.c:333
#10 0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fffe671b700 (LWP 2885)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff68f24ba in peak_thread_work () at ../libs/ardour/source_factory.cc:71
#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1accb58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1accb50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1accb20) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffe671b700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fffe6f1c700 (LWP 2884)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff36cf00c in g_cond_wait () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff68f24ba in peak_thread_work () at ../libs/ardour/source_factory.cc:71
#3  0x0000000000ed9743 in sigc::pointer_functor0<void>::operator() (this=0x1accbb8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x0000000000ed696c in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x1accbb0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#5  0x0000000000ed2a67 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1accb80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff3c16e7d in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#7  0x00007ffff36ad235 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#8  0x00007fffef3e86ba in start_thread (arg=0x7fffe6f1c700) at pthread_create.c:333
#9  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fffe771d700 (LWP 2883)):
#0  0x00007fffef3f1c1d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007ffff36aea58 in g_usleep () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#2  0x00000000011ef95b in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:459
#3  0x00007fffef3e86ba in start_thread (arg=0x7fffe771d700) at pthread_create.c:333
#4  0x00007fffec0de82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
---Type <return> to continue, or q <return> to quit---

Thread 1 (Thread 0x7ffff7f998c0 (LWP 2882)):
#0  0x000000000112f7cf in TimeAxisView::hide_selection (this=0x41898e0) at ../gtk2_ardour/time_axis_view.cc:896
#1  0x000000000112ecb1 in TimeAxisView::set_selected (this=0x41898e0, yn=false) at ../gtk2_ardour/time_axis_view.cc:771

#2  0x0000000000a5f2a3 in Editor::presentation_info_changed (this=0x349aee0, what_changed=...) at ../gtk2_ardour/editor_selection.cc:1010
#3  0x0000000000905570 in boost::_mfi::mf1<void, Editor, PBD::PropertyChange const&>::operator() (this=0x73744f8, p=0x349aee0, a1=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:165
#4  0x00000000008fe56d in boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> >::operator()<boost::_mfi::mf1<void, Editor, PBD::PropertyChange const&>, boost::_bi::list1<PBD::PropertyChange const&> > (this=0x7374508, f=..., 
    a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:313
#5  0x00000000008f50de in boost::_bi::bind_t<void, boost::_mfi::mf1<void, Editor, PBD::PropertyChange const&>, boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> > >::operator()<PBD::PropertyChange> (this=0x73744f8, a1=...)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:47

#6  0x00000000008ecfd2 in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, boost::_mfi::mf1<void, Editor, PBD::PropertyChange const&>, boost::_bi::list2<boost::_bi::value<Editor*>, boost::arg<1> > >, void, PBD::PropertyChange const&>::invoke (function_obj_ptr=..., a0=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#7  0x00000000007e6667 in boost::function1<void, PBD::PropertyChange const&>::operator() (this=0x73744f0, a0=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#8  0x00000000007ecc7a in boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> >::operator()<boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list0>(boost::_bi::type<void>, boost::function<void (PBD::PropertyChange const&)>&, boost::_bi::list0&, int) (this=0x7374510, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:253
#9  0x00000000007ec353 in boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> > >::operator()() (this=0x73744f0)
    at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:20
#10 0x00000000007eb833 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void (PBD::PropertyChange const&)>, boost::_bi::list1<boost::_bi::value<PBD::PropertyChange> > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000710550 in boost::function0<void>::operator() (this=0x7fffffffbc50) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#12 0x00007ffff74f0dea in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, boost::function<void ()> const&) (this=0x1ceac30, invalidation=0x0, f=...)
    at /home/ardour/linux-x86_64-v5/ardour/libs/pbd/pbd/abstract_ui.cc:429
#13 0x00000000007e6d59 in PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::compositor(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&) (f=..., event_loop=0x1ceac30, ir=0x0, a1=...) at /home/ardour/linux-x86_64-v5/ardour/build/libs/pbd/pbd/signals_generated.h:595
#14 0x00000000007ec62d in boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> >::operator()<void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list1<PBD::PropertyChange const&> >(boost::_bi::type<void>, void (*&)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list1<PBD::PropertyChange const&>&, int) (this=0x7255768, 
    f=@0x7255760: 0x7e6c9f <PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::compositor(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&)>, a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:457
#15 0x00000000007eb9ac in boost::_bi::bind_t<void, void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> > >::operator()<PBD::PropertyChange>(PBD::PropertyChange const&) (this=0x7255760, 
    a1=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind_template.hpp:47
#16 0x00000000007ea9f1 in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, void (*)(boost::function<void (PBD::PropertyChange const&)>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*, PBD::PropertyChange const&), boost::_bi::list4<boost::_bi::value<boost::function<void (PBD::PropertyChange const&)> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*>, boost::arg<1> > >, void, PBD::PropertyChange const&>::invoke(boost::detail::function::function_buffer&, PBD::PropertyChange const&) (function_obj_ptr=..., a0=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:153

#17 0x00000000007e6667 in boost::function1<void, PBD::PropertyChange const&>::operator() (this=0x73745e0, a0=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:760
#18 0x0000000000b9acfb in PBD::Signal1<void, PBD::PropertyChange const&, PBD::OptionalLastValue<void> >::operator() (this=0x19fc6e0 <ARDOUR::PresentationInfo::Change>, a1=...)
    at /home/ardour/linux-x86_64-v5/ardour/build/libs/pbd/pbd/signals_generated.h:704

#19 0x00007ffff67de206 in ARDOUR::Session::remove_routes (this=0x7b2bf50, routes_to_remove=...) at ../libs/ardour/session.cc:3839
#20 0x00000000009f4c0d in Editor::_remove_tracks (this=0x349aee0) at ../gtk2_ardour/editor_ops.cc:7453
#21 0x00000000009f3ecf in Editor::idle_remove_tracks (this=0x349aee0) at ../gtk2_ardour/editor_ops.cc:7325

#22 0x0000000000901ef0 in sigc::bound_mem_functor0<bool, Editor>::operator() (this=0x71fd3c8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#23 0x00000000008f9178 in sigc::adaptor_functor<sigc::bound_mem_functor0<bool, Editor> >::operator() (this=0x71fd3c0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#24 0x00000000008ef6e9 in sigc::internal::slot_call0<sigc::bound_mem_functor0<bool, Editor>, bool>::call_it (rep=0x71fd390) at /home/ardour/linux-x86_64-v5/gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#25 0x00007ffff3c1f6a2 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglibmm-2.4.so.1
#26 0x00007ffff367d37a in g_main_context_dispatch () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#27 0x00007ffff367d718 in ?? () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#28 0x00007ffff367da32 in g_main_loop_run () from /opt/Ardour-5.8.673-dbg/lib/libglib-2.0.so.0
#29 0x00007ffff2c73557 in gtk_main () from /opt/Ardour-5.8.673-dbg/lib/libgtk-x11-2.0.so.0
#30 0x00007ffff74ed8ee in Gtkmm2ext::UI::run (this=0x1ceac30, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:285
#31 0x0000000000c5fbb0 in main (argc=1, argv=0x7fffffffcd48) at ../gtk2_ardour/main.cc:413