ext2fs_read_bb_inode: Invalid argument && Can't read an block bitmap

[Hans-Joachim Picht]

On Tue, Mar 22, 2005 at 09:43:25PM +0100, Hans-Joachim Picht wrote:

Hello,

even if I reply to my own posting, I presuaded fsck to produce some
probaly more helpful output which might help to find someone who gives an
advice how to fix this
 
> sorry if the question was asked a couple of times before but I couldn't
> find any useful hinds to this problem using google and the listman
> search-engine of the archive of this list.
> 
> Somehow the ext3 filesystem on one of my machines died an after a reboot
> grub wouldn't come up again.
> 
> What I did so far:

fsck -n /dev/hda4 resulted in 


fsck 1.35 (28-Feb-2004)
e2fsck 1.35 (28-Feb-2004)
Group descriptors look bad... trying backup blocks...
Block bitmap for group 0 is not in group.  (block 2553887680)
Relocate? no

Inode bitmap for group 0 is not in group.  (block 16777216)
Relocate? no

Inode table for group 0 is not in group.  (block 2238581760)
WARNING: SEVERE DATA LOSS POSSIBLE.
Relocate? no

[...]

Block bitmap for group 127 is not in group.  (block 0)
Relocate? no

Inode bitmap for group 127 is not in group.  (block 0)
Relocate? no

Inode table for group 127 is not in group.  (block 0)
WARNING: SEVERE DATA LOSS POSSIBLE.
Relocate? no

/dev/hda4 was not cleanly unmounted, check forced.
Error reading block 2238581760 (Invalid argument).  Ignore error? no

fsck.ext3: Invalid argument while reading bad blocks inode
This doesn't bode well, but we'll try to go on...
Pass 1: Checking inodes, blocks, and sizes
Illegal block number passed to ext2fs_test_block_bitmap #2238581760 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #2238581760 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #2238581761 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #2238581761 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #2238581762 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #2238581762 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #2238581763 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #2238581763 for in-use block map

[...]

Illegal block number passed to ext2fs_test_block_bitmap #167772670 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #167772670 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #167772671 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #167772671 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #33554432 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #33554432 for in-use block map
Illegal block number passed to ext2fs_test_block_bitmap #2892119552 for in-use block map
Illegal block number passed to ext2fs_mark_block_bitmap #2892119552 for in-use block map
Error reading block 2238581760 (Invalid argument) while doing inode scan.  Ignore error? no

Error reading block 2238581760 (Invalid argument) while doing inode scan.  Ignore error? no

Error while scanning inodes (0): Can't read next inode
e2fsck: aborted

With best regards,

    Hans-Joachim Picht
-- 
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