lttng-2.0 on arm - console2

root@mx6q:~# lttng -vvv create session5
DEBUG1: Init config session in /home/root [in config_init() at conf.c:272]
Session session5 created.
Traces will be written in /home/root/lttng-traces/session5-19700101-160722
root@mx6q:~# lttng -vvv enable-event -a -k
DEBUG2: Config file path found: /home/root [in get_session_name() at utils.c:98]
DEBUG1: Session name found: session5 [in get_session_name() at utils.c:99]
All kernel events are enabled in channel channel0
root@mx6q:~# lttng -vvv start
DEBUG2: Config file path found: /home/root [in get_session_name() at utils.c:98]
DEBUG1: Session name found: session5 [in get_session_name() at utils.c:99]
DEBUG1: Starting tracing for session session5 [in start_tracing() at commands/start.c:80]
Error: Starting kernel trace failed
DEBUG1: Clean exit [in clean_exit() at lttng.c:165]
root@mx6q:~# lttng -vvv stop
DEBUG2: Config file path found: /home/root [in get_session_name() at utils.c:98]
DEBUG1: Session name found: session5 [in get_session_name() at utils.c:99]
Error: Stoping kernel trace failed
DEBUG1: Clean exit [in clean_exit() at lttng.c:165]
root@mx6q:~# lttng -vvv stop
DEBUG2: Config file path found: /home/root [in get_session_name() at utils.c:98]
DEBUG1: Session name found: session5 [in get_session_name() at utils.c:99]
Warning: Tracing already stopped for session session5
DEBUG1: Clean exit [in clean_exit() at lttng.c:165]
root@mx6q:~# lttng -vvv destroy
DEBUG2: Config file path found: /home/root [in get_session_name() at utils.c:98]
DEBUG1: Session name found: session5 [in get_session_name() at utils.c:99]
Session session5 destroyed at /home/root
root@mx6q:~#