Failing inventory script results in hoarding of zombie processes

root@myhostname:~# mender -v
3.2.1	runtime: go1.14.15

printf "# Comment\nmy_hostname" > /etc/hostname

# This will result in a Warning from the client
# level=warning msg="Inventory tool /usr/share/mender/inventory/mender-inventory-hostinfo returned unparsable output: incorrect line 'my_hostname

# However, each failure will result in a zombie process which will just keep on spawning
ps | grep mender-invent