GNU gdb (Ubuntu 12.1-0ubuntu1~22.04) 12.1 Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from env... (No debugging symbols found in env) [?2004h(gdb) handle SIG32 noprint nostop handle SIG32 noprint nostop [?2004l Signal Stop Print Pass to program Description SIG32 No No Yes Real-time event 32 [?2004h(gdb) run [?2004l Starting program: /usr/bin/env LD_LIBRARY_PATH=/opt/Ardour-8.4.11-dbg/lib /opt/Ardour-8.4.11-dbg/bin/ardour-8.4.11 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". process 48837 is executing new program: /opt/Ardour-8.4.11-dbg/bin/ardour-8.4.11 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Ardour8.4.11 (built using 8.4-11-g0fa8c5add4 and GCC version 6.3.0 20170516) [New Thread 0x7ffff3fe3640 (LWP 48847)] Ardour: [INFO]: Your system is configured to limit Ardour to 1048576 open files Ardour: [INFO]: Loading system configuration file /opt/Ardour-8.4.11-dbg/etc/system_config Ardour: [INFO]: Loading user configuration file /home/dfj/.config/ardour8/config [New Thread 0x7fffdffff640 (LWP 48848)] Ardour: [INFO]: CPU vendor: GenuineIntel Ardour: [INFO]: AVX capable processor Ardour: [INFO]: AVX with FMA capable processor Ardour: [INFO]: CPU brand: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz Ardour: [INFO]: Using AVX and FMA optimized routines [New Thread 0x7fffdf7fe640 (LWP 48849)] [New Thread 0x7fffdeffd640 (LWP 48850)] [New Thread 0x7fffde7fc640 (LWP 48851)] Ardour: [INFO]: Loading plugin meta data file /opt/Ardour-8.4.11-dbg/share/plugin_metadata/plugin_tags Ardour: [INFO]: Loading plugin statistics file /home/dfj/.config/ardour8/plugin_metadata/plugin_stats Ardour: [INFO]: add_lrdf_data '/home/dfj/.config/ardour8/rdf:/opt/Ardour-8.4.11-dbg/share/rdf:/usr/local/share/ladspa/rdf:/usr/share/ladspa/rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/ladspa-rubberband.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/blop.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-aux.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/caps.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/tap-plugins.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/ladspa.rdfs' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-scales.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/tap_reverb.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/guitarix.rdf' Ardour: [INFO]: read rdf_file 'file:///usr/share/ladspa/rdf/swh-plugins.rdf' [New Thread 0x7fffcabff640 (LWP 48852)] [Thread 0x7fffcabff640 (LWP 48852) exited] [New Thread 0x7fffcabff640 (LWP 48853)] [Thread 0x7fffcabff640 (LWP 48853) exited] [New Thread 0x7fffcabff640 (LWP 48854)] [New Thread 0x7fffbe5ff640 (LWP 48855)] [New Thread 0x7fffc11ff640 (LWP 48856)] Ardour: [INFO]: Loading 459 MIDI patches from /opt/Ardour-8.4.11-dbg/share/patchfiles Ardour: [INFO]: Loading default ui configuration file /opt/Ardour-8.4.11-dbg/etc/default_ui_config Ardour: [INFO]: Loading user ui configuration file /home/dfj/.config/ardour8/ui_config Ardour: [INFO]: Loading color file /opt/Ardour-8.4.11-dbg/share/themes/adwaita_dark-ardour.colors Ardour: [INFO]: Loading ui configuration file /opt/Ardour-8.4.11-dbg/etc/clearlooks.rc Ardour: [INFO]: Loading bindings from /opt/Ardour-8.4.11-dbg/etc/ardour.keys Loading ui configuration file /opt/Ardour-8.4.11-dbg/etc/clearlooks.rc [New Thread 0x7ffff190d640 (LWP 48857)] [New Thread 0x7fffc05ff640 (LWP 48858)] [Thread 0x7fffc05ff640 (LWP 48858) exited] [New Thread 0x7fffc05ff640 (LWP 48859)] [New Thread 0x7fffbfdfe640 (LWP 48860)] [New Thread 0x7fffbf5fd640 (LWP 48861)] [New Thread 0x7fffbddfe640 (LWP 48862)] [Thread 0x7ffff190d640 (LWP 48857) exited] [Thread 0x7fffbf5fd640 (LWP 48861) exited] [Thread 0x7fffbfdfe640 (LWP 48860) exited] [New Thread 0x7fffbf5fd640 (LWP 48864)] [Thread 0x7fffc11ff640 (LWP 48856) exited] [Thread 0x7fffbf5fd640 (LWP 48864) exited] [New Thread 0x7fffbf5fd640 (LWP 48865)] [Thread 0x7fffbf5fd640 (LWP 48865) exited] [New Thread 0x7fffbf5fd640 (LWP 48873)] [New Thread 0x7ffff0dfe900 (LWP 48874)] [New Thread 0x7fffbfdfe640 (LWP 48875)] [New Thread 0x7fffbd5fd640 (LWP 48876)] [Detaching after vfork from child process 48877] [New Thread 0x7fffbcdfc640 (LWP 48878)] [Thread 0x7fffbcdfc640 (LWP 48878) exited] [Thread 0x7fffbd5fd640 (LWP 48876) exited] [Thread 0x7fffbddfe640 (LWP 48862) exited] [Detaching after vfork from child process 48879] [New Thread 0x7fffbcdfc640 (LWP 48880)] [Thread 0x7fffbcdfc640 (LWP 48880) exited] [New Thread 0x7fffbcdfc640 (LWP 48881)] [New Thread 0x7fffbd5fd640 (LWP 48882)] [New Thread 0x7ffff05fe900 (LWP 48884)] [New Thread 0x7ffff057a900 (LWP 48885)] [New Thread 0x7ffff04f6900 (LWP 48886)] [New Thread 0x7ffff01fe900 (LWP 48887)] [New Thread 0x7fffefdfe900 (LWP 48888)] [New Thread 0x7fffefd7a900 (LWP 48889)] [New Thread 0x7fffef9fe900 (LWP 48890)] [New Thread 0x7fffefcf7640 (LWP 48891)] [New Thread 0x7fffbddfe640 (LWP 48892)] [New Thread 0x7fff667fc640 (LWP 48893)] [New Thread 0x7fff65ffb640 (LWP 48894)] [New Thread 0x7fff657fa640 (LWP 48895)] [New Thread 0x7fff64ff9640 (LWP 48896)] [New Thread 0x7fff57fff640 (LWP 48898)] [New Thread 0x7fff4f7fe640 (LWP 48899)] [New Thread 0x7fff577fe640 (LWP 48900)] [Thread 0x7fffbcdfc640 (LWP 48881) exited] [Thread 0x7fffbfdfe640 (LWP 48875) exited] [New Thread 0x7fffbfdfe640 (LWP 48912)] [New Thread 0x7fffbcdfc640 (LWP 48913)] [New Thread 0x7fff553ff640 (LWP 48914)] [New Thread 0x7fff54bfe640 (LWP 48915)] [New Thread 0x7fff4ffff640 (LWP 48916)] [New Thread 0x7fff4effd640 (LWP 48917)] [New Thread 0x7fff4e7fc640 (LWP 48918)] [New Thread 0x7fff4dffb640 (LWP 48919)] [New Thread 0x7fff4d7fa640 (LWP 48920)] [Thread 0x7fff54bfe640 (LWP 48915) exited] [Thread 0x7fff4e7fc640 (LWP 48918) exited] [Thread 0x7fff4ffff640 (LWP 48916) exited] [Thread 0x7fff4dffb640 (LWP 48919) exited] [Thread 0x7fff4effd640 (LWP 48917) exited] [Thread 0x7fffbd5fd640 (LWP 48882) exited] [Thread 0x7fff4d7fa640 (LWP 48920) exited] [Thread 0x7fff553ff640 (LWP 48914) exited] [Thread 0x7fffbfdfe640 (LWP 48912) exited] [New Thread 0x7fffbfdfe640 (LWP 48921)] [New Thread 0x7fff553ff640 (LWP 48922)] [Thread 0x7fffbfdfe640 (LWP 48921) exited] [Thread 0x7fff553ff640 (LWP 48922) exited] [New Thread 0x7fff553ff640 (LWP 48929)] [New Thread 0x7fffbfdfe640 (LWP 48930)] [New Thread 0x7fff4d7fa640 (LWP 48931)] [Thread 0x7fff553ff640 (LWP 48929) exited] [Thread 0x7fffbcdfc640 (LWP 48913) exited] [Thread 0x7fff4d7fa640 (LWP 48931) exited] [New Thread 0x7fff4d7fa640 (LWP 48932)] [Detaching after vfork from child process 48933] [New Thread 0x7fffbcdfc640 (LWP 48934)] [Thread 0x7fffbcdfc640 (LWP 48934) exited] [Thread 0x7fffbfdfe640 (LWP 48930) exited] [Detaching after vfork from child process 48935] [New Thread 0x7fffbcdfc640 (LWP 48936)] [Thread 0x7fffbcdfc640 (LWP 48936) exited] [New Thread 0x7fffbcdfc640 (LWP 48937)] [New Thread 0x7fffbfdfe640 (LWP 48938)] [New Thread 0x7fff553ff640 (LWP 48939)] Thread 1 "ArdourGUI" received signal SIGSEGV, Segmentation fault. 0x00007fffe667ff42 in __GI__IO_fwrite (buf=0x55555bd57a6c, size=1, count=4096, fp=0x5b3aae20) at ./libio/iofwrite.c:37 [?2004h[?2004l [?2004h(gdb) thread apply all bt thread apply all bt [?2004l Thread 63 (Thread 0x7fff553ff640 (LWP 48939) "pool"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa594 in g_cond_wait_until () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea204d3 in g_async_queue_timeout_pop_unlocked () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007fffeea87bac in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #4 0x00007fffeea874a5 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 62 (Thread 0x7fffbfdfe640 (LWP 48938) "pool"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa594 in g_cond_wait_until () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea204d3 in g_async_queue_timeout_pop_unlocked () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007fffeea87bac in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #4 0x00007fffeea874a5 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 61 (Thread 0x7fffbcdfc640 (LWP 48937) "pool"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa594 in g_cond_wait_until () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea204d3 in g_async_queue_timeout_pop_unlocked () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007fffeea87bac in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #4 0x00007fffeea874a5 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 58 (Thread 0x7fff4d7fa640 (LWP 48932) "pool"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa594 in g_cond_wait_until () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea204d3 in g_async_queue_timeout_pop_unlocked () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007fffeea87bac in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #4 0x00007fffeea874a5 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 43 (Thread 0x7fff577fe640 (LWP 48900) "AutomationWatch"): #0 0x00007fffe66e57f8 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fff577fdae0, rem=0x7fff577fdaf0) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78 #1 0x00007fffe66ea677 in __GI___nanosleep (req=, rem=) at ../sysdeps/unix/sysv/linux/nanosleep.c:25 #2 0x00007fffeea88d48 in g_usleep () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007ffff6380643 in ARDOUR::AutomationWatch::thread (this=0x55555ccfc820) at ../libs/ardour/automation_watch.cc:207 #4 0x00007ffff6385b3f in boost::_mfi::mf0::operator() (this=0x555558f95ac0, p=0x55555ccfc820) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff63857d0 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x555558f95ad0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff6384f3d in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x555558f95ac0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff63848cb in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x555558f95ab8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555558f95a90) at ../libs/pbd/pthread_utils.cc:488 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 42 (Thread 0x7fff4f7fe640 (LWP 48899) "autoconnect"): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555d277be4) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555d277be4) at ./nptl/futex-internal.c:87 #2 __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555d277be4, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007fffe6693a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555d277b90, cond=0x55555d277bb8) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x55555d277bb8, mutex=0x55555d277b90) at ./nptl/pthread_cond_wait.c:627 #5 0x00007ffff685db22 in ARDOUR::Session::auto_connect_thread_run (this=0x55555d2759e0) at ../libs/ardour/session.cc:7911 #6 0x00007ffff685d56e in ARDOUR::Session::auto_connect_thread (arg=0x55555d2759e0) at ../libs/ardour/session.cc:7842 #7 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #8 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 41 (Thread 0x7fff57fff640 (LWP 48898) "SessionSignals"): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555d277b70) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555d277b70) at ./nptl/futex-internal.c:87 #2 __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555d277b70, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007fffe6693a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555d277b20, cond=0x55555d277b48) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x55555d277b48, mutex=0x55555d277b20) at ./nptl/pthread_cond_wait.c:627 #5 0x00007ffff68eaa9b in ARDOUR::Session::emit_thread_run (this=0x55555d2759e0) at ../libs/ardour/session_process.cc:1241 #6 0x00007ffff68eaa38 in ARDOUR::Session::emit_thread (arg=0x55555d2759e0) at ../libs/ardour/session_process.cc:1230 #7 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #8 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 40 (Thread 0x7fff64ff9640 (LWP 48896) "ArdourGUI"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fff5c000b70, nfds=2, timeout=60000) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffe6e08af7 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libusb-1.0.so.0 #2 0x00007fffe6e09c19 in libusb_handle_events_timeout_completed () from /opt/Ardour-8.4.11-dbg/lib/libusb-1.0.so.0 #3 0x00007fffe6e09d9a in libusb_handle_events () from /opt/Ardour-8.4.11-dbg/lib/libusb-1.0.so.0 #4 0x00007ffff63ad2ae in usb_hotplug_thread (user_data=0x555557575260) at ../libs/ardour/control_protocol_manager.cc:87 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 39 (Thread 0x7fff657fa640 (LWP 48895) "ArdourGUI"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fff657f9c70, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffe6e1162d in ?? () from /opt/Ardour-8.4.11-dbg/lib/libusb-1.0.so.0 #2 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #3 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 38 (Thread 0x7fff65ffb640 (LWP 48894) "Mackie"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fff580735c0, nfds=3, timeout=9) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffeea56c76 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007ffff2af45e6 in BaseUI::main_thread (this=0x55555cd58488) at ../libs/pbd/base_ui.cc:102 #4 0x00007ffff2af8db1 in boost::_mfi::mf0::operator() (this=0x55555cd56130, p=0x55555cd58488) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff2af8a82 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x55555cd56140, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff2af8671 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x55555cd56130) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x55555cd56128) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555cd56100) at ../libs/pbd/pthread_utils.cc:488 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 37 (Thread 0x7fff667fc640 (LWP 48893) "Generic MIDI"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fff6005a460, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffeea56c76 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007ffff2af45e6 in BaseUI::main_thread (this=0x55555ce60d18) at ../libs/pbd/base_ui.cc:102 #4 0x00007ffff2af8db1 in boost::_mfi::mf0::operator() (this=0x55555cd7d640, p=0x55555ce60d18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff2af8a82 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x55555cd7d650, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff2af8671 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x55555cd7d640) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x55555cd7d638) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555cd7d610) at ../libs/pbd/pthread_utils.cc:488 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 36 (Thread 0x7fffbddfe640 (LWP 48892) "midiUI"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fff6c041a60, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffeea56c76 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007ffff2af45e6 in BaseUI::main_thread (this=0x555558db1e90) at ../libs/pbd/base_ui.cc:102 #4 0x00007ffff2af8db1 in boost::_mfi::mf0::operator() (this=0x55555ce5f790, p=0x555558db1e90) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff2af8a82 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x55555ce5f7a0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff2af8671 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x55555ce5f790) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x55555ce5f788) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555ce5f760) at ../libs/pbd/pthread_utils.cc:488 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 35 (Thread 0x7fffefcf7640 (LWP 48891) "butler"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fffefcf6274, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x555558bd2ac8) at ../libs/pbd/crossthread.posix.cc:108 #2 0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x555558bd2ac8, msg=@0x7fffefcf634f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133 #3 0x00007ffff6395e68 in ARDOUR::Butler::thread_work (this=0x555558bd2a20) at ../libs/ardour/butler.cc:188 #4 0x00007ffff6395beb in ARDOUR::Butler::_thread_work (arg=0x555558bd2a20) at ../libs/ardour/butler.cc:170 #5 0x00007ffff2b31f97 in fake_thread_start (arg=0x55555ce1f740) at ../libs/pbd/pthread_utils.cc:101 #6 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #7 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 34 (Thread 0x7fffef9fe900 (LWP 48890) "RT-6-0x7fffef9f"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7fffef9fdf18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7fffef9fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7fffef9fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7fffef9fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x5555591cf0a0) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 33 (Thread 0x7fffefd7a900 (LWP 48889) "RT-5-0x7fffefd7"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7fffefd79f18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7fffefd79f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7fffefd79f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7fffefd79f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x555558bbc160) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 32 (Thread 0x7fffefdfe900 (LWP 48888) "RT-4-0x7fffefdf"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7fffefdfdf18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7fffefdfdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7fffefdfdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7fffefdfdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x55555d1ce370) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 31 (Thread 0x7ffff01fe900 (LWP 48887) "RT-3-0x7ffff01f"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7ffff01fdf18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7ffff01fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7ffff01fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7ffff01fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x55555d198e20) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 30 (Thread 0x7ffff04f6900 (LWP 48886) "RT-2-0x7ffff04f"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7ffff04f5f18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7ffff04f5f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7ffff04f5f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7ffff04f5f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x555558a3f2a0) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 29 (Thread 0x7ffff057a900 (LWP 48885) "RT-1-0x7ffff057"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141534) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db8d5 in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:320 #3 0x00007ffff64dbe75 in ARDOUR::Graph::helper_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:372 #4 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7ffff0579f18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #5 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7ffff0579f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #6 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7ffff0579f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #7 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #8 0x0000555555b981be in boost::function0::operator() (this=0x7ffff0579f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #9 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x555558db13c0) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #10 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #11 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 28 (Thread 0x7ffff05fe900 (LWP 48884) "RT-main-0x7ffff"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555d141540) at ../libs/pbd/semutils.cc:120 #2 0x00007ffff64db2fc in ARDOUR::Graph::reached_terminal_node (this=0x55555d141400) at ../libs/ardour/graph.cc:267 #3 0x00007ffff64e7cef in ARDOUR::GraphNode::finish (this=0x555559f55bd0, chain=0x7fffb4002d10) at ../libs/ardour/graphnode.cc:101 #4 0x00007ffff64e7bd2 in ARDOUR::GraphNode::run (this=0x555559f55bd0, chain=0x7fffb4002d10) at ../libs/ardour/graphnode.cc:68 #5 0x00007ffff64dba8c in ARDOUR::Graph::run_one (this=0x55555d141400) at ../libs/ardour/graph.cc:344 #6 0x00007ffff64dc2d7 in ARDOUR::Graph::main_thread (this=0x55555d141400) at ../libs/ardour/graph.cc:425 #7 0x00007ffff64e7147 in boost::_mfi::mf0::operator() (this=0x7ffff05fdf18, p=0x55555d141400) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #8 0x00007ffff64e6504 in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x7ffff05fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #9 0x00007ffff64e553b in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x7ffff05fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #10 0x00007ffff64e3f8b in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #11 0x0000555555b981be in boost::function0::operator() (this=0x7ffff05fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #12 0x00007fffc223d659 in ARDOUR::PulseAudioBackend::pulse_process_thread (arg=0x555558cfd3e0) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:732 #13 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #14 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 21 (Thread 0x7ffff0dfe900 (LWP 48874) "AudioEngine 1"): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555787b88c) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555787b88c) at ./nptl/futex-internal.c:87 #2 __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555787b88c, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007fffe6693a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5555579f7d80, cond=0x55555787b860) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x55555787b860, mutex=0x5555579f7d80) at ./nptl/pthread_cond_wait.c:627 #5 0x00007ffff37e025c in pa_threaded_mainloop_wait () from /lib/x86_64-linux-gnu/libpulse.so.0 #6 0x00007fffc223e887 in ARDOUR::PulseAudioBackend::main_process_thread (this=0x555557df0d50) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:1032 #7 0x00007fffc223ce6c in pthread_process (arg=0x555557df0d50) at ../libs/backends/pulseaudio/pulseaudio_backend.cc:569 #8 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #9 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 20 (Thread 0x7fffbf5fd640 (LWP 48873) "threaded-ml"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7fffa40012f0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007ffff37df21d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0 #2 0x00007ffff37c85a1 in pa_mainloop_poll () from /lib/x86_64-linux-gnu/libpulse.so.0 #3 0x00007ffff37d30bb in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0 #4 0x00007ffff37d3170 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0 #5 0x00007ffff37e337d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0 #6 0x00007ffff377fcb3 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-15.99.so #7 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #8 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 14 (Thread 0x7fffc05ff640 (LWP 48859) "gmain"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x55555793e470, nfds=2, timeout=3652) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fffeea56c76 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007fffeea56d8c in g_main_context_iteration () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x00007fffeea56dd1 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #4 0x00007fffeea874a5 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #5 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #6 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 10 (Thread 0x7fffbe5ff640 (LWP 48855) "DeviceList"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007ffff631190b in ARDOUR::AudioEngine::do_devicelist_update (this=0x555557c544f0) at ../libs/ardour/audioengine.cc:760 #3 0x00007ffff6320061 in boost::_mfi::mf0::operator() (this=0x555557c51ca0, p=0x555557c544f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #4 0x00007ffff631f59c in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x555557c51cb0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #5 0x00007ffff631ec05 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x555557c51ca0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #6 0x00007ffff631dd8d in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #7 0x0000555555b981be in boost::function0::operator() (this=0x555557c51c98) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #8 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555557c51c70) at ../libs/pbd/pthread_utils.cc:488 #9 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #10 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 9 (Thread 0x7fffcabff640 (LWP 48854) "EngineWatchdog"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007ffff631168d in ARDOUR::AudioEngine::do_reset_backend (this=0x555557c544f0) at ../libs/ardour/audioengine.cc:724 #3 0x00007ffff6320061 in boost::_mfi::mf0::operator() (this=0x555557c521a0, p=0x555557c544f0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49 #4 0x00007ffff631f59c in boost::_bi::list1 >::operator(), boost::_bi::list0> (this=0x555557c521b0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259 #5 0x00007ffff631ec05 in boost::_bi::bind_t, boost::_bi::list1 > >::operator() (this=0x555557c521a0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294 #6 0x00007ffff631dd8d in boost::detail::function::void_function_obj_invoker0, boost::_bi::list1 > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #7 0x0000555555b981be in boost::function0::operator() (this=0x555557c52198) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #8 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555557c52170) at ../libs/pbd/pthread_utils.cc:488 #9 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #10 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 6 (Thread 0x7fffde7fc640 (LWP 48851) "Analyzer"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007ffff62bf7f6 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:95 #3 0x000055555654fa8f in sigc::pointer_functor0::operator() (this=0x5555575b9440) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77 #4 0x00007ffff62c2b54 in boost::detail::function::void_function_obj_invoker0, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159 #5 0x0000555555b981be in boost::function0::operator() (this=0x5555575b9438) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #6 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x5555575b9410) at ../libs/pbd/pthread_utils.cc:488 #7 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #8 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 5 (Thread 0x7fffdeffd640 (LWP 48850) "PeakFileBuilder"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007ffff699029f in peak_thread_work () at ../libs/ardour/source_factory.cc:75 #3 0x00007ffff78488d3 in boost::detail::function::void_function_invoker0::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118 #4 0x0000555555b981be in boost::function0::operator() (this=0x5555575b0188) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #5 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x5555575b0160) at ../libs/pbd/pthread_utils.cc:488 #6 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #7 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 4 (Thread 0x7fffdf7fe640 (LWP 48849) "PeakFileBuilder"): #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fffeeaaa47f in g_cond_wait () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #2 0x00007ffff699029f in peak_thread_work () at ../libs/ardour/source_factory.cc:75 #3 0x00007ffff78488d3 in boost::detail::function::void_function_invoker0::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118 #4 0x0000555555b981be in boost::function0::operator() (this=0x5555575b8908) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769 #5 0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x5555575b88e0) at ../libs/pbd/pthread_utils.cc:488 #6 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #7 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 3 (Thread 0x7fffdffff640 (LWP 48848) "LXVSTEventLoop"): #0 0x00007fffe66e57f8 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffdfffeb50, rem=0x7fffdfffeb60) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78 #1 0x00007fffe66ea677 in __GI___nanosleep (req=, rem=) at ../sysdeps/unix/sysv/linux/nanosleep.c:25 #2 0x00007fffeea88d48 in g_usleep () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #3 0x0000555556a52061 in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:468 #4 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #5 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 2 (Thread 0x7ffff3fe3640 (LWP 48847) "Trigger Worker"): #0 0x00007fffe6718bcf in __GI___poll (fds=0x7ffff3fe2b24, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x555557569cc0) at ../libs/pbd/crossthread.posix.cc:108 #2 0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x555557569cc0, msg=@0x7ffff3fe2b8f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133 #3 0x00007ffff6a04349 in ARDOUR::TriggerBoxThread::thread_work (this=0x555557569c90) at ../libs/ardour/triggerbox.cc:4880 #4 0x00007ffff6a042df in ARDOUR::TriggerBoxThread::_thread_work (arg=0x555557569c90) at ../libs/ardour/triggerbox.cc:4868 #5 0x00007ffff2b31f97 in fake_thread_start (arg=0x555557568a80) at ../libs/pbd/pthread_utils.cc:101 #6 0x00007fffe6694ac3 in start_thread (arg=) at ./nptl/pthread_create.c:442 #7 0x00007fffe6726850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 1 (Thread 0x7ffff4be72c0 (LWP 48837) "ArdourGUI"): #0 0x00007fffe667ff42 in __GI__IO_fwrite (buf=0x55555bd57a6c, size=1, count=4096, fp=0x5b3aae20) at ./libio/iofwrite.c:37 #1 0x00007ffff021cc60 in gdk_pixbuf__xpm_image_load_increment (data=0x55555a858360, buf=0x55555bd57a6c "/* XPM */\nstatic char *audio-x-generic[] = {\n/* columns rows colors chars-per-pixel */\n\"48 48 122 2\",\n\" c #597D66871648\",\n\". c #5AD467C31829\",\n\"X c #5DD06A911C02\",\n\"o c #61726E431EBD\",\n\"O c #626"..., size=4096, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/io-xpm.c:796 #2 0x00007ffff020f4b0 in gdk_pixbuf_loader_load_module (loader=0x7fffa00078a0, image_type=0x0, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/gdk-pixbuf-loader.c:445 #3 0x00007ffff020f57f in gdk_pixbuf_loader_eat_header_write (loader=0x7fffa00078a0, buf=0x7ffffffec1d0 "/* XPM */\nstatic char *audio-x-generic[] = {\n/* columns rows colors chars-per-pixel */\n\"48 48 122 2\",\n\" c #597D66871648\",\n\". c #5AD467C31829\",\n\"X c #5DD06A911C02\",\n\"o c #61726E431EBD\",\n\"O c #626"..., count=7601, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/gdk-pixbuf-loader.c:467 #4 0x00007ffff020f6fa in gdk_pixbuf_loader_write (loader=0x7fffa00078a0, buf=0x7ffffffec1d0 "/* XPM */\nstatic char *audio-x-generic[] = {\n/* columns rows colors chars-per-pixel */\n\"48 48 122 2\",\n\" c #597D66871648\",\n\". c #5AD467C31829\",\n\"X c #5DD06A911C02\",\n\"o c #61726E431EBD\",\n\"O c #626"..., count=7601, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/gdk-pixbuf-loader.c:513 #5 0x00007ffff020bba4 in load_from_stream (loader=0x7fffa00078a0, stream=0x555559214f30, cancellable=0x0, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/gdk-pixbuf-io.c:1455 #6 0x00007ffff020bfd9 in gdk_pixbuf_new_from_stream (stream=0x555559214f30, cancellable=0x0, error=0x555559214fa8) at ../libs/tk/ydk-pixbuf/gdk-pixbuf-io.c:1651 #7 0x00007ffff1332e95 in icon_info_ensure_scale_and_pixbuf (icon_info=0x555559214f60, scale_only=0) at ../libs/tk/ytk/gtkicontheme.c:3010 #8 0x00007ffff13330c2 in IA__gtk_icon_info_load_icon (icon_info=0x555559214f60, error=0x0) at ../libs/tk/ytk/gtkicontheme.c:3093 #9 0x00007ffff1310759 in get_pixbuf_from_gicon (icon=0x55555d25e210, widget=0x555557941100, icon_size=16, error=0x0) at ../libs/tk/ytk/gtkfilesystem.c:1605 #10 0x00007ffff1310c91 in _gtk_file_info_render_icon (info=0x555559217260, widget=0x555557941100, icon_size=16) at ../libs/tk/ytk/gtkfilesystem.c:1690 #11 0x00007ffff1301a40 in file_system_model_set (model=0x55555cbc8570, file=0x5555578e9e60, info=0x555559217260, column=7, value=0x55555bd4fc30, data=0x555557941100) at ../libs/tk/ytk/gtkfilechooserdefault.c:6760 #12 0x00007ffff13141db in _gtk_file_system_model_get_value (model=0x55555cbc8570, iter=0x7fffffffc6a0, column=7) at ../libs/tk/ytk/gtkfilesystemmodel.c:1735 #13 0x00007ffff131197f in gtk_file_system_model_get_value (tree_model=0x55555cbc8570, iter=0x7fffffffc6a0, column=7, value=0x7fffffffc540) at ../libs/tk/ytk/gtkfilesystemmodel.c:617 #14 0x00007ffff148d458 in IA__gtk_tree_model_get_value (tree_model=0x55555cbc8570, iter=0x7fffffffc6a0, column=7, value=0x7fffffffc540) at ../libs/tk/ytk/gtktreemodel.c:1169 #15 0x00007ffff14d0385 in IA__gtk_tree_view_column_cell_set_cell_data (tree_column=0x55555a83eec0, tree_model=0x55555cbc8570, iter=0x7fffffffc6a0, is_expander=0, is_expanded=0) at ../libs/tk/ytk/gtktreeviewcolumn.c:2584 #16 0x00007ffff14b4826 in validate_row (tree_view=0x55555d0a5890, tree=0x5555578e9120, node=0x5555578eb2d0, iter=0x7fffffffc6a0, path=0x7fff300029b0) at ../libs/tk/ytk/gtktreeview.c:5790 #17 0x00007ffff14b4c70 in validate_visible_area (tree_view=0x55555d0a5890) at ../libs/tk/ytk/gtktreeview.c:5890 #18 0x00007ffff14b6687 in do_presize_handler (tree_view=0x55555d0a5890) at ../libs/tk/ytk/gtktreeview.c:6440 #19 0x00007ffff14b67c8 in presize_handler_callback (data=0x55555d0a5890) at ../libs/tk/ytk/gtktreeview.c:6462 #20 0x00007ffff0e215cb in gdk_threads_dispatch (data=0x55555bd478a0) at ../libs/tk/ydk/gdk.c:534 #21 0x00007fffeea5694a in g_main_context_dispatch () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #22 0x00007fffeea56ce8 in ?? () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #23 0x00007fffeea57002 in g_main_loop_run () from /opt/Ardour-8.4.11-dbg/lib/libglib-2.0.so.0 #24 0x00007ffff136d0fd in IA__gtk_main () at ../libs/tk/ytk/gtkmain.c:1255 #25 0x00007ffff20ee3c7 in Gtk::Main::run_impl (this=0x555557d52680) at ../libs/tk/ytkmm/main.cc:537 #26 0x00007ffff20ee1cf in Gtk::Main::run () at ../libs/tk/ytkmm/main.cc:480 #27 0x00007ffff2f3d2dc in Gtkmm2ext::UI::run (this=0x555557d58440, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:305 #28 0x0000555556223d93 in main (argc=1, argv=0x7fffffffcea8) at ../gtk2_ardour/main.cc:471 [?2004h(gdb) quit [?2004l [?2004hA debugging session is active. Inferior 1 [process 48837] will be killed. Quit anyway? (y or n) y [?2004l