Journaled File System / Bugs / #255 kernel BUG at fs/jfs/jfs

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Yes, it's the same volume as the other bug and here's the output of "fsck -nd /home":
fsck 1.40-WIP (14-Nov-2006)
fsck.jfs version 1.1.11, 05-Jun-2006
processing started: 5/6/2007 15.11.52
The current device is: /dev/mapper/vg01-home [xchkdsk.c:1520]
Open(...READONLY...) returned rc = 0 [fsckpfs.c:3199]
Primary superblock is valid. [fsckmeta.c:1551]
The type of file system for the device is JFS. [xchkdsk.c:1537]
Block size in bytes: 4096 [xchkdsk.c:1850]
Filesystem size in blocks: 3932160 [xchkdsk.c:1857]
**Phase 1 - Check Blocks, Files/Directories, and Directory Entries [xchkdsk.c:1989]
**Phase 2 - Count links [xchkdsk.c:2080]
**Phase 3 - Duplicate Block Rescan and Directory Connectedness [xchkdsk.c:2113]
One or more directory entry found for unallocated inode F86242. [xchkdsk.c:593]
One or more directory entry found for unallocated inode F86243. [xchkdsk.c:593]
One or more directory entry found for unallocated inode F86244. [xchkdsk.c:593]
One or more directory entry found for unallocated inode F86245. [xchkdsk.c:593]
One or more directory entry found for unallocated inode F86246. [xchkdsk.c:593]
One or more directory entry found for unallocated inode F86247. [xchkdsk.c:593]
Directory entries for unallocated files have been detected. [xchkdsk.c:755]
**Phase 4 - Report Problems [xchkdsk.c:2191]
File system object FF86242 is linked as: /raphael/src/pgp263/doc/pgp.1 [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
File system object FF86243 is linked as: /raphael/src/pgp263/doc/politic.doc [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
File system object FF86244 is linked as: /raphael/src/pgp263/doc/appnote.doc [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
File system object FF86245 is linked as: /raphael/src/pgp263/doc/blurb.txt [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
File system object FF86246 is linked as: /raphael/src/pgp263/doc/mitlicen.txt [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
File system object FF86247 is linked as: /raphael/src/pgp263/doc/przon26i.asc [fsckino.c:336]
The path(s) refer to an unallocated file. [xchkdsk.c:1173]
**Phase 5 - Check Connectivity [xchkdsk.c:2223]
**Phase 6 - Perform Approved Corrections [xchkdsk.c:2252]
**Phase 7 - Verify File/Directory Allocation Maps [xchkdsk.c:2386]
Discrepancies detected in the pmap for Inode Allocation Group F21. [fsckimap.c:2355]
Inode Allocation Group 13484328221 has an invalid Free Inode Summary. [fsckimap.c:2377]
Inode Allocation Group F21 has an inconsistent count for number of free inodes. [fsckimap.c:2387]
Inode Allocation Group F21 is inconsistent. [fsckimap.c:2950]
The Inode Allocation Map has an incorrect number of free inodes value (F). [fsckimap.c:3153]
The Inode Allocation Map control information has an incorrect number of free inodes value for AG F0. [fsckimap.c:3168]
Errors detected in the Fileset File/Directory Allocation Map control information. (F) [fsckimap.c:3177]
Errors detected in the Fileset File/Directory Allocation Map. (F) [fsckimap.c:3181]
**Phase 8 - Verify Disk Allocation Maps [xchkdsk.c:2421]
2 consecutive blocks observed available but pmap (40, 37, 19) indicates they are allocated. [fsckbmap.c:517]
1 consecutive blocks observed available but pmap (40, 37, 24) indicates they are allocated. [fsckbmap.c:517]
3 consecutive blocks observed available but pmap (40, 37, 27) indicates they are allocated. [fsckbmap.c:517]
4 consecutive blocks observed available but pmap (40, 37, 31) indicates they are allocated. [fsckbmap.c:517]
6 consecutive blocks observed available but pmap (40, 38, 7) indicates they are allocated. [fsckbmap.c:517]
Incorrect number free detected in dmap 40. [fsckbmap.c:856]
Incorrect internal (1) value detected in DM page 40. [fsckbmap.c:1444]
Incorrect internal (7) value detected in DM page 40. [fsckbmap.c:1444]
Incorrect internal (30) value detected in DM page 40. [fsckbmap.c:1444]
Incorrect leaf (122) value detected in DM page 40. [fsckbmap.c:1455]
Incorrect leaf (123) value detected in DM page 40. [fsckbmap.c:1455]
Incorrect number of free blocks detected in Block Map Control Page. [fsckbmap.c:246]
Incorrect number of free blocks in AG 10 detected in Block Map Control Page. [fsckbmap.c:340]
Descrepancies detected between observed block allocations and pmaps. [fsckbmap.c:1652]
Inconsistencies detected in leaf values (DM). [fsckbmap.c:1655]
Inconsistencies detected in internal values (DM). [fsckbmap.c:1658]
Incorrect data detected in pages (DM). [fsckbmap.c:1661]
Discrepancies detected in the Block Map Control Page AG free count list. [fsckbmap.c:1691]
Incorrect data detected in the Block Map Control Page. [fsckbmap.c:1694]
Incorrect data detected in disk allocation structures. [fsckbmap.c:1704]
Incorrect data detected in disk allocation control structures. [fsckbmap.c:1708]
Filesystem Summary: [xchkdsk.c:1009]
Blocks in use for inodes: 12240 [xchkdsk.c:1014]
Inode count: 97920 [xchkdsk.c:1016]
File count: 68740 [xchkdsk.c:1018]
Directory count: 7885 [xchkdsk.c:1020]
Block count: 3932160 [xchkdsk.c:1022]
Free block count: 654029 [xchkdsk.c:1024]
15728640 kilobytes total disk space. [xchkdsk.c:1067]
32270 kilobytes in 7885 directories. [xchkdsk.c:1070]
12978710 kilobytes in 68740 user files. [xchkdsk.c:1073]
54752 kilobytes in extended attributes [xchkdsk.c:1075]
0 kilobytes in access control lists [xchkdsk.c:1077]
111332 kilobytes reserved for system use. [xchkdsk.c:1079]
2616116 kilobytes are available for use. [xchkdsk.c:1081]
File system checked READ ONLY. [xchkdsk.c:446]
ERRORS HAVE BEEN DETECTED. Run fsck with the -f parameter to repair. [xchkdsk.c:449]
Filesystem is dirty. [fsckmeta.c:142]
Filesystem is dirty but is marked clean. In its present state,
the results of accessing /dev/mapper/vg01-home (except by this utility) are undefined. [fsckmeta.c:148]
processing terminated: 5/6/2007 15:14:12 with return code: 0 exit code: 4. [xchkdsk.c:468]

The filesystem could be fixed with "fsck -fd /home" so hopefully my computer won't crash again.

kernel BUG at fs/jfs/jfs_metapage.c:750

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#255 kernel BUG at fs/jfs/jfs_metapage.c:750

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