Hi, In my box, there is an error: BUG: scheduling with irqs disabled: ledd/0x00000000/224 caller is rt_spin_lock_slowlock+0x13c/0x20c If process ledd is killed, BUG message is gone. Would you like to give me some suggestion to debug ? Michael -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ