No meu caso, consertei adicionar este script:
/etc/pm/sleep.d/20_bluetooth
#!/bin/bash
case $1 in
suspend|hibernate|suspend_hybrid)
rfkill block bluetooth
;;
resume|thaw)
rfkill block bluetooth
rfkill unblock bluetooth
;;
*)
;;
esac
exit
E então:
chmod +x /etc/pm/sleep.d/20_bluetooth