(gdb) run Starting program: /opt/Ardour-5.12.0/bin/ardour-5.12.0 [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 /this/cannot/exist Ardour5.12.0 (built using 5.12 and GCC version 5.2.1 20150903) ardour: [INFO]: Your system is configured to limit Ardour to only 1048576 open files ardour: [INFO]: Loading system configuration file /opt/Ardour-5.12.0/etc/system_config ardour: [INFO]: Loading user configuration file /home/demembration/.config/ardour5/config [New Thread 0x7fffe88d3700 (LWP 1909)] ardour: [INFO]: CPU vendor: GenuineIntel ardour: [INFO]: CPU brand: Intel(R) Core(TM)2 Duo CPU E7500 @ 2.93GHz ardour: [INFO]: Using SSE optimized routines [New Thread 0x7fffe80d2700 (LWP 1910)] [New Thread 0x7fffe78d1700 (LWP 1911)] [New Thread 0x7fffe70d0700 (LWP 1912)] [New Thread 0x7fffe4c20700 (LWP 1913)] [New Thread 0x7fffd7fff700 (LWP 1914)] Cannot xinstall SIGPIPE error handler ardour: [INFO]: Loading default ui configuration file /opt/Ardour-5.12.0/etc/default_ui_config ardour: [INFO]: Loading user ui configuration file /home/demembration/.config/ardour5/ui_config Color shuttle bg not found ardour: [INFO]: Loading color file /opt/Ardour-5.12.0/share/themes/dark-ardour.colors ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.12.0/etc/clearlooks.rc ardour: [INFO]: Loading ui configuration file /opt/Ardour-5.12.0/etc/clearlooks.rc [New Thread 0x7fffd5907800 (LWP 1915)] [New Thread 0x7fffd588d700 (LWP 1916)] [New Thread 0x7fffd4df8700 (LWP 1917)] [New Thread 0x7fffd4d77700 (LWP 1918)] [Thread 0x7fffd4d77700 (LWP 1918) exited] [New Thread 0x7fffd4df8700 (LWP 1919)] [Thread 0x7fffd4df8700 (LWP 1917) exited] [New Thread 0x7fffd4d77700 (LWP 1920)] [Thread 0x7fffd588d700 (LWP 1916) exited] ardour: [ERROR]: HTTP request failed: (6) Could not resolve host: community.ardour.org [Thread 0x7fffd5907800 (LWP 1915) exited] [Thread 0x7fffd4d77700 (LWP 1920) exited] [Thread 0x7fffd4df8700 (LWP 1919) exited] [New Thread 0x7fffd588d700 (LWP 1921)] [New Thread 0x7fffbe77b700 (LWP 1922)] [New Thread 0x7fffbdf7a700 (LWP 1923)] Found 6 along /home/demembration/.config/ardour5/templates:/opt/Ardour-5.12.0/share/templates run dialog [Thread 0x7fffbe77b700 (LWP 1922) exited] [Thread 0x7fffbdf7a700 (LWP 1923) exited] [New Thread 0x7fffd4df8700 (LWP 1933)] [New Thread 0x7fffd4d77700 (LWP 1934)] [New Thread 0x7fffb6840700 (LWP 1935)] convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 convolution: samplerate mismatch preset:48000 host:44100 Scanning folders for bundled LV2s: /opt/Ardour-5.12.0/lib/LV2 [New Thread 0x7fffbdf7a700 (LWP 1936)] [New Thread 0x7fffbe77b700 (LWP 1937)] [New Thread 0x7fffb6267700 (LWP 1938)] [Thread 0x7fffbdf7a700 (LWP 1936) exited] [Thread 0x7fffb6267700 (LWP 1938) exited] [New Thread 0x7fffb6267700 (LWP 1940)] [Thread 0x7fffb6267700 (LWP 1940) exited] [New Thread 0x7fffb6267700 (LWP 1942)] [Thread 0x7fffb6267700 (LWP 1942) exited] Set cursor set to default [New Thread 0x7fffb6267700 (LWP 1943)] [New Thread 0x7fffb5a49700 (LWP 1944)] [New Thread 0x7fffb59c8700 (LWP 1945)] [Thread 0x7fffb6267700 (LWP 1943) exited] [New Thread 0x7fffb5946800 (LWP 1946)] [New Thread 0x7fffb6267700 (LWP 1947)] actually writing state to /media/Recording/Fade Away new 2018/Fade Away new 2018.tmp renaming state to /media/Recording/Fade Away new 2018/Fade Away new 2018.ardour [New Thread 0x7fffbdf7a700 (LWP 1948)] [New Thread 0x7fff9ffff700 (LWP 1949)] [New Thread 0x7fff9f7fe700 (LWP 1950)] [New Thread 0x7fff9effd700 (LWP 1951)] [Thread 0x7fffbe77b700 (LWP 1937) exited] actually writing state to /media/Recording/Fade Away new 2018/Fade Away new 2018.tmp renaming state to /media/Recording/Fade Away new 2018/Fade Away new 2018.pending WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid WARNING: Sequence: Unknown event type 1: FF ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Added event is invalid ** (ardour-5.12.0:1905): CRITICAL **: SMF error: end of buffer in expected_message_length(). ** (ardour-5.12.0:1905): CRITICAL **: Event #1 on track #1 is invalid. terminate called after throwing an instance of 'Evoral::SMF::FileError' what(): Unknown SMF error Thread 28 "ardour-5.12.0" received signal SIGABRT, Aborted. [Switching to Thread 0x7fffb5946800 (LWP 1946)] 0x00007fffed104fff in raise () from /lib/x86_64-linux-gnu/libc.so.6 (gdb) thread apply all bt Thread 33 (Thread 0x7fff9effd700 (LWP 1951)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff79aa2ec in ArdourWaveView::WaveViewDrawRequestQueue::dequeue(bool) () from /opt/Ardour-5.12.0/lib/libwaveview.so.0 #3 0x00007ffff79aa73c in ArdourWaveView::WaveViewThreads::dequeue_draw_request() () from /opt/Ardour-5.12.0/lib/libwaveview.so.0 #4 0x00007ffff79aa784 in ArdourWaveView::WaveViewDrawingThread::run() () from /opt/Ardour-5.12.0/lib/libwaveview.so.0 #5 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #6 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #7 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 32 (Thread 0x7fff9f7fe700 (LWP 1950)): #0 0x00007ffff04c17dd in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4784a58 in g_usleep () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff6db6eb8 in ARDOUR::AutomationWatch::thread() () 5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 31 (Thread 0x7fff9ffff700 (LWP 1949)): #0 0x00007ffff04be15f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff719b7dc in ARDOUR::Session::auto_connect_thread_run() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #2 0x00007ffff719b919 in ARDOUR::Session::auto_connect_thread(void*) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 30 (Thread 0x7fffbdf7a700 (LWP 1948)): #0 0x00007ffff04be15f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff720de03 in ARDOUR::Session::emit_thread_run() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #2 0x00007ffff720de29 in ARDOUR::Session::emit_thread(void*) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 29 (Thread 0x7fffb6267700 (LWP 1947)): #0 0x00007fffed1b167d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47536b4 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff4753a32 in g_main_loop_run () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #3 0x00007ffff58b0204 in BaseUI::main_thread() () from /opt/Ardour-5.12.0/lib/libpbd.so.4 #4 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #5 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #6 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 28 (Thread 0x7fffb5946800 (LWP 1946)): #0 0x00007fffed104fff in raise () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007fffed10642a in abort () from /lib/x86_64-linux-gnu/libc.so.6 #2 0x00007fffeda1d0ad in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #3 0x00007fffeda1b066 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #4 0x00007fffeda1b0b1 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #5 0x00007fffeda1b2c9 in __cxa_throw () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #6 0x00007ffff657bdc8 in Evoral::SMF::end_write(std::__cxx11::basic_string, std::allocator > const&) () from /opt/Ardour-5.12.0/lib/libevoral.so.0 #7 0x00007ffff7266d62 in ARDOUR::SMFSource::mark_midi_streaming_write_completed(Glib::Threads::Mutex::Lock const&, Evoral::Sequence::StuckNoteOption, Evoral::Beats) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #8 0x00007ffff7028b23 in ARDOUR::MidiDiskstream::transport_stopped_wallclock(tm&, long, bool) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #9 0x00007ffff72519b0 in ARDOUR::Session::non_realtime_stop(bool, int, bool&) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #10 0x00007ffff7252cd3 in ARDOUR::Session::butler_transport_work() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #11 0x00007ffff6dc4ae8 in ARDOUR::Butler::thread_work() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #12 0x00007ffff6dc5cc2 in ARDOUR::Butler::_thread_work(void*) () from /opt/Ardour-5.12.0/lib/libardour.so.3 #13 0x00007ffff58e3776 in ?? () from /opt/Ardour-5.12.0/lib/libpbd.so.4 #14 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #15 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 27 (Thread 0x7fffb59c8700 (LWP 1945)): #0 0x00007ffff04c0536 in do_futex_wait.constprop () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff04c05e4 in __new_sem_wait_slow.constprop.0 () from /lib/x86_64-linux-gnu/libpthread.so.0 #2 0x00007ffff6e80cb1 in ARDOUR::Graph::run_one() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff6e80d58 in ARDOUR::Graph::helper_thread() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #4 0x00007fffd75e07cf in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-5.12.0/lib/backends/libjack_audiobackend.so #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 26 (Thread 0x7fffb5a49700 (LWP 1944)): #0 0x00007ffff04c0536 in do_futex_wait.constprop () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff04c05e4 in __new_sem_wait_slow.constprop.0 () from /lib/x86_64-linux-gnu/libpthread.so.0 #2 0x00007ffff6e81fc5 in ARDOUR::Graph::restart_cycle() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff6e80ced in ARDOUR::Graph::run_one() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #4 0x00007ffff6e82091 in ARDOUR::Graph::main_thread() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #5 0x00007fffd75e07cf in ARDOUR::JACKAudioBackend::_start_process_thread(void*) () from /opt/Ardour-5.12.0/lib/backends/libjack_audiobackend.so #6 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 19 (Thread 0x7fffb6840700 (LWP 1935)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007fffd6e9386f in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007fffd6e700a5 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007fffd6e6e837 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007fffd75e0412 in ARDOUR::JACKAudioBackend::process_thread() () from /opt/Ardour-5.12.0/lib/backends/libjack_audiobackend.so #5 0x00007fffd6e6e79a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #6 0x00007fffd6e913b0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #7 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 18 (Thread 0x7fffd4d77700 (LWP 1934)): #0 0x00007ffff04c120d in read () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffd6e92b95 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007fffd6e9693c in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007fffd6e913b0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 17 (Thread 0x7fffd4df8700 (LWP 1933)): #0 0x00007ffff04be15f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffd6e921dc in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #2 0x00007fffd6e84f08 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #3 0x00007fffd6e913b0 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0 #4 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 14 (Thread 0x7fffd588d700 (LWP 1921)): #0 0x00007fffed1b167d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47536b4 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff47537bc in g_main_context_iteration () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #3 0x00007ffff47537f9 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 7 (Thread 0x7fffd7fff700 (LWP 1914)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff6d701e4 in ARDOUR::AudioEngine::do_devicelist_update() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 6 (Thread 0x7fffe4c20700 (LWP 1913)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff6d71186 in ARDOUR::AudioEngine::do_reset_backend() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 5 (Thread 0x7fffe70d0700 (LWP 1912)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff6d1f61b in ARDOUR::Analyser::work() () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 4 (Thread 0x7fffe78d1700 (LWP 1911)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff727f9cb in ?? () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 3 (Thread 0x7fffe80d2700 (LWP 1910)): #0 0x00007fffed1b6229 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff47a500c in g_cond_wait () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x00007ffff727f9cb in ?? () from /opt/Ardour-5.12.0/lib/libardour.so.3 #3 0x00007ffff4cece7d in ?? () from /opt/Ardour-5.12.0/lib/libglibmm-2.4.so.1 #4 0x00007ffff4783235 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #5 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 2 (Thread 0x7fffe88d3700 (LWP 1909)): #0 0x00007ffff04c17dd in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4784a58 in g_usleep () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #2 0x0000000000d08e1e in ?? () #3 0x00007ffff04b8494 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007fffed1baacf in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 1 (Thread 0x7ffff7f9e580 (LWP 1905)): #0 0x00007fffed1b167d in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007fffebd3d150 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007fffebd3d81d in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007fffebd3d89d in xcb_writev () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #4 0x00007fffef901a7e in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6 #5 0x00007fffebb2ce5e in XRenderCompositeTrapezoids () from /usr/lib/x86_64-linux-gnu/libXrender.so.1 #6 0x00007ffff323e978 in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #7 0x00007ffff321fbe7 in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #8 0x00007ffff3221050 in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #9 0x00007ffff319c8de in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #10 0x00007ffff3242251 in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #11 0x00007ffff3207c8f in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #12 0x00007ffff31a5cca in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #13 0x00007ffff319e879 in ?? () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #14 0x00007ffff31955fa in cairo_stroke () from /opt/Ardour-5.12.0/lib/libcairo.so.2 #15 0x00007ffff5e420bf in ArdourWidgets::ArdourIcon::render(_cairo*, ArdourWidgets::ArdourIcon::Icon, int, int, Gtkmm2ext::ActiveState, unsigned int) () from /opt/Ardour-5.12.0/lib/libwidgets.so.0 #16 0x00007ffff5e31805 in ArdourWidgets::ArdourButton::render(Cairo::RefPtr const&, _cairo_rectangle*) () from /opt/Ardour-5.12.0/lib/libwidgets.so.0 #17 0x00007ffff5b6866f in CairoWidget::on_expose_event(_GdkEventExpose*) () from /opt/Ardour-5.12.0/lib/libgtkmm2ext.so.0 #18 0x00007ffff1d6eb08 in Gtk::Widget_Class::expose_event_callback(_GtkWidget*, _GdkEventExpose*) () from /opt/Ardour-5.12.0/lib/libgtkmm-2.4.so.1 #19 0x00007ffff3d4be2c in ?? () from /opt/Ardour-5.12.0/lib/libgtk-x11-2.0.so.0 #20 0x00007ffff4a61935 in g_closure_invoke () from /opt/Ardour-5.12.0/lib/libgobject-2.0.so.0 #21 0x00007ffff4a7341f in ?? () from /opt/Ardour-5.12.0/lib/libgobject-2.0.so.0 #22 0x00007ffff4a7c5a3 in g_signal_emit_valist () from /opt/Ardour-5.12.0/lib/libgobject-2.0.so.0 #23 0x00007ffff4a7ce32 in g_signal_emit () from /opt/Ardour-5.12.0/lib/libgobject-2.0.so.0 #24 0x00007ffff3ed094c in ?? () from /opt/Ardour-5.12.0/lib/libgtk-x11-2.0.so.0 #25 0x00007ffff3d4abf8 in gtk_main_do_event () from /opt/Ardour-5.12.0/lib/libgtk-x11-2.0.so.0 #26 0x00007ffff3949ccf in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #27 0x00007ffff3949c75 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #28 0x00007ffff3949c75 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #29 0x00007ffff3949c75 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #30 0x00007ffff3949c75 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #31 0x00007ffff3949c75 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #32 0x00007ffff3946841 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #33 0x00007ffff3947158 in gdk_window_process_all_updates () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #34 0x00007ffff39471b9 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #35 0x00007ffff39147c7 in ?? () from /opt/Ardour-5.12.0/lib/libgdk-x11-2.0.so.0 #36 0x00007ffff475337a in g_main_context_dispatch () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #37 0x00007ffff4753718 in ?? () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #38 0x00007ffff4753a32 in g_main_loop_run () from /opt/Ardour-5.12.0/lib/libglib-2.0.so.0 #39 0x00007ffff3d49557 in gtk_main () from /opt/Ardour-5.12.0/lib/libgtk-x11-2.0.so.0 #40 0x00007ffff5b76926 in Gtkmm2ext::UI::run(Receiver&) () from /opt/Ardour-5.12.0/lib/libgtkmm2ext.so.0 #41 0x00000000004a46fb in ?? () #42 0x00007fffed0f22e1 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #43 0x00000000004a9ef9 in ?? ()