why the kernel and mdadm report differently

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hi,
one of our raid array is crash all the time (once a week), and one more stange thing that it's currently not working, kernel report inactive while mdadm said it's active, degraded. what's more we cant put this array into active state. this is mdadm 1.12, just another site note there is no rpm for version 2.0:-(
yours.
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[root@kek:~] mdadm --detail /dev/md2
/dev/md2:
        Version : 00.90.01
  Creation Time : Tue Jun  1 09:37:17 2004
     Raid Level : raid5
    Device Size : 120053632 (114.49 GiB 122.93 GB)
   Raid Devices : 7
  Total Devices : 7
Preferred Minor : 2
    Persistence : Superblock is persistent

    Update Time : Sat Sep  3 16:10:39 2005
          State : active, degraded
 Active Devices : 6
Working Devices : 7
 Failed Devices : 0
  Spare Devices : 1

         Layout : left-symmetric
     Chunk Size : 128K

           UUID : 79b566fd:924d9c94:15304031:0c945006
         Events : 0.3130

    Number   Major   Minor   RaidDevice State
       0       8        1        0      active sync   /dev/sda1
       1       8       17        1      active sync   /dev/sdb1
       2       8       33        2      active sync   /dev/sdc1
       3       0        0        -      removed
       4       8       65        4      active sync   /dev/sde1
       5       8       81        5      active sync   /dev/sdf1
       6       8       97        6      active sync   /dev/sdg1

       7       8      113        -      spare   /dev/sdh1
[root@kek:~] cat /proc/mdstat
Personalities : [raid1] [raid5]
md1 : active raid1 hdc1[0] hda1[1]
      1048704 blocks [2/2] [UU]

md2 : inactive sda1[0] sdh1[7] sdg1[6] sdf1[5] sde1[4] sdc1[2] sdb1[1]
      840375424 blocks
md0 : active raid1 hdc2[0] hda2[1]
      39097664 blocks [2/2] [UU]

unused devices: <none>
---------------------------------------------------

--
  Levente                               "Si vis pacem para bellum!"

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