hi; i use kernel is 2.6.26.2 what i do as follow: 1, I create a raid5: mdadm -C /dev/md5 -l 5 -n 4 /dev/sda /dev/sdb /dev/sdc /dev/sdd --metadata=1.0 --assume-clean 2, dd if=/dev/zero of=/dev/md5 bs=1M & write data to this raid5 3, mdadm --manage /dev/md5 -f /dev/sda 4 mdadm --manage /dev/md5 -f /dev/sdb if i faild 2 disks ,then the OS kernel display OOP error and kernel down do somebody know why ? Is MD/RAID5 bug ? -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html