The only thing that stands out is that your create statement doesn't
jive with your disk listing. "mdadm --create /dev/md0 --assume-clean
--raid-devices=5 --level=5 /dev/sd[abdef] excludes sdc during creation
whereas the disk listing you post later doesn't mention sda.



-- 
Drew

"Nothing in life is to be feared. It is only to be understood."
--Marie Curie

"This started out as a hobby and spun horribly out of control."
-Unknown