GL-BE9300 Beszel Agent installation, MPTCP bug & System Crash

It looks like working. Thank you for your help.

Just in case here my full /etc/init.d/beszel-agent script

#!/bin/sh /etc/rc.common

START=99
USE_PROCD=1

# Config
PROG=/usr/bin/beszel-agent
KEY="ssh- key copy from beszel"
ADDR="192.168.1.1:45876"
#EXTRA_DISK=""

start_service() {
    procd_open_instance
    procd_set_param command "$PROG"

    # Parameters
    procd_append_param command -key "$KEY"
    procd_append_param command -l "$ADDR"

    if [ -n "$EXTRA_DISK" ]; then
        procd_append_param command -ef "$EXTRA_DISK"
    fi

    # Enable in AppArmor the MPTCP
    procd_set_param env GODEBUG=multipathtcp=0

    # Automatic restart
    procd_set_param respawn ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}

    # Logging
    procd_set_param stdout 1
    procd_set_param stderr 1

    procd_close_instance
}