2.2.5-15smp kernel reporting file system problems. File systems were
fsck'd last evening. Please advise. Also, what does sd(8, 11) mean ? Is
this sd8 which is root, sd11 which is some other file system, etc.

Dec 23 11:13:04 stein kernel: EXT2-fs warning (device sd(8,11)):
ext2_free_blocks: bit already cleared for block 5013948
Dec 23 11:13:04 stein last message repeated 3 times
Dec 23 11:13:04 stein kernel: EXT2-fs warning (device sd(8,11)):
ext2_free_blocks: bit already cleared for block 5013957
Dec 23 11:13:04 stein last message repeated 3 times
Dec 23 11:13:04 stein kernel: EXT2-fs warning (device sd(8,11)):
ext2_free_blocks: bit already cleared for block 5013963
Dec 23 11:13:04 stein last message repeated 3 times
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
ext2_free_blocks: Freeing blocks not in datazone - block = 17829376, count
= 1
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
ext2_free_blocks: Freeing blocks not in datazone - block = 251664463,
count = 1
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
ext2_free_blocks: Freeing blocks not in datazone - block = 1280246032,
count = 1
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
ext2_free_blocks: Freeing blocks not in datazone - block = 17829376, count
= 1
...
Dec 23 11:13:04 stein kernel: attempt to access beyond end of device
Dec 23 11:13:04 stein kernel: 08:0b: rw=0, want=1006691434, limit=10490413
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
trunc_indirect: Read failure, inode=1253388, block=1006691433
Dec 23 11:13:04 stein kernel: attempt to access beyond end of device
Dec 23 11:13:04 stein kernel: 08:0b: rw=0, want=1885929489, limit=10490413
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
trunc_indirect: Read failure, inode=1253388, block=-261554160
Dec 23 11:13:04 stein kernel: unt = 1
Dec 23 11:13:04 stein kernel: EXT2-fs error (device sd(8,11)):
ext2_free_blocks: Freeing blocks not in datazone - block = 691083775,
count = 1