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Date: Mon, 12 Oct 2009 20:57:08 +0530 From: "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com> To: bugzilla-daemon@...zilla.kernel.org Cc: linux-ext4@...r.kernel.org Subject: Re: [Bug 14354] New: Bad corruption with 2.6.32-rc1 and upwards This one was found on 2.6.30-1 reported by one of my friend Hi Aneesh, I got the second ext4 fs error on my wife's eeepc. I have recorded what was fixed. The kernel is 2.6.30-1 from debian sid. suvaipc:~# fsck.ext4 /dev/mapper/eeepc-suvai e2fsck 1.41.3 (12-Oct-2008) /dev/mapper/eeepc-suvai contains a file system with errors, check forced. Pass 1: Checking inodes, blocks, and sizes Inode 336893 has illegal block(s). Clear<y>? yes Illegal block #12 (7602287) in inode 336893. CLEARED. Illegal block #13 (6422560) in inode 336893. CLEARED. Illegal block #15 (7274595) in inode 336893. CLEARED. Illegal block #16 (7536750) in inode 336893. CLEARED. Illegal block #17 (6553705) in inode 336893. CLEARED. Illegal block #18 (7471205) in inode 336893. CLEARED. Illegal block #19 (6553701) in inode 336893. CLEARED. Illegal block #20 (6357024) in inode 336893. CLEARED. Illegal block #22 (7602281) in inode 336893. CLEARED. Illegal block #23 (7798816) in inode 336893. CLEARED. Illegal block #24 (7536737) in inode 336893. CLEARED. Too many illegal blocks in inode 336893. Clear inode<y>? yes Restarting e2fsck from the beginning... /dev/mapper/eeepc-suvai contains a file system with errors, check forced. Pass 1: Checking inodes, blocks, and sizes Running additional passes to resolve blocks claimed by more than one inode... Pass 1B: Rescanning for multiply-claimed blocks Multiply-claimed block(s) in inode 336889: 1347590 1347591 1347592 1347593 1347595 1347597 Multiply-claimed block(s) in inode 336890: 1898439 1898442 1898443 1898444 1898445 1898446 1898513 1898514 1898515 1898516 1898517 1898518 1898519 1898520 1898521 1898522 1898543 1898544 1898545 Multiply-claimed block(s) in inode 336891: 1361951 1361952 1361961 1361962 1361963 1361964 1361965 1361966 1361967 1361968 1361969 1361970 1361971 1361972 1361973 1361974 1361975 1361976 1361977 1361978 Multiply-claimed block(s) in inode 336892: 1415316 1415317 1415318 1415319 1415320 1415321 1415344 1415345 Multiply-claimed block(s) in inode 336894: 1415359 1415382 1416689 Multiply-claimed block(s) in inode 336895: 1898381 1898382 1898383 1898384 1898385 1898386 1898387 1898388 1898389 1898390 1898391 1898392 1898393 1898394 1898395 1898396 1898397 1898398 1898399 1898400 1898401 1898402 1898403 1898404 1898405 1898406 1898407 1898408 1898409 1898410 1898411 1898412 1898413 1898414 1898415 1898416 1898417 1898418 1898419 1898420 1898421 1898422 1898423 1898424 1898425 1898426 1898427 1898428 1898429 1898430 1898431 1898432 1898433 1898434 1898435 1898436 1898437 1898438 Multiply-claimed block(s) in inode 336896: 1361922 1361923 1361924 1361925 1361926 1361927 1361929 1361930 1361931 1361932 1361933 1361934 1361935 1361947 1361948 1361949 1361950 1361979 1361980 Multiply-claimed block(s) in inode 336897: 1347590 1347591 1347592 1347593 1347595 1347597 Multiply-claimed block(s) in inode 336898: 1898439 1898442 1898443 1898444 1898445 1898446 1898513 1898514 1898515 1898516 1898517 1898518 1898519 1898520 1898521 1898522 1898543 1898544 1898545 Multiply-claimed block(s) in inode 336899: 1361951 1361952 1361961 1361962 1361963 1361964 1361965 1361966 1361967 1361968 1361969 1361970 1361971 1361972 1361973 1361974 1361975 1361976 1361977 1361978 Multiply-claimed block(s) in inode 336900: 1415316 1415317 1415318 1415319 1415320 1415321 1415344 1415345 Multiply-claimed block(s) in inode 336902: 1415359 1415382 1416689 Multiply-claimed block(s) in inode 336903: 1898381 1898382 1898383 1898384 1898385 1898386 1898387 1898388 1898389 1898390 1898391 1898392 1898393 1898394 1898395 1898396 1898397 1898398 1898399 1898400 1898401 1898402 1898403 1898404 1898405 1898406 1898407 1898408 1898409 1898410 1898411 1898412 1898413 1898414 1898415 1898416 1898417 1898418 1898419 1898420 1898421 1898422 1898423 1898424 1898425 1898426 1898427 1898428 1898429 1898430 1898431 1898432 1898433 1898434 1898435 1898436 1898437 1898438 Multiply-claimed block(s) in inode 336904: 1361922 1361923 1361924 1361925 1361926 1361927 1361929 1361930 1361931 1361932 1361933 1361934 1361935 1361947 1361948 1361949 1361950 1361979 1361980 Pass 1C: Scanning directories for inodes with multiply-claimed blocks Pass 1D: Reconciling multiply-claimed blocks (There are 14 inodes containing multiply-claimed blocks.) ...... ........ Pass 2: Checking directory structure Entry '#336913' in /lost+found (11) has deleted/unused inode 336913. Clear<y>? yes Entry '#336914' in /lost+found (11) has deleted/unused inode 336914. Clear<y>? yes Entry '#336915' in /lost+found (11) has deleted/unused inode 336915. Clear<y>? yes Entry '#336916' in /lost+found (11) has deleted/unused inode 336916. Clear<y>? yes Entry '#336917' in /lost+found (11) has deleted/unused inode 336917. Clear<y>? yes Entry '#336918' in /lost+found (11) has deleted/unused inode 336918. Clear<y>? yes Entry '#336919' in /lost+found (11) has deleted/unused inode 336919. Clear<y>? yes Entry '#336920' in /lost+found (11) has deleted/unused inode 336920. Clear<y>? yes Pass 3: Checking directory connectivity Pass 4: Checking reference counts Inode 336558 ref count is 12, should be 11. Fix<y>? yes Unattached inode 336898 Connect to /lost+found<y>? yes Inode 336898 ref count is 2, should be 1. Fix<y>? yes Unattached inode 336899 Connect to /lost+found<y>? yes Inode 336899 ref count is 2, should be 1. Fix<y>? yes Unattached inode 336902 Connect to /lost+found<y>? yes Inode 336902 ref count is 2, should be 1. Fix<y>? yes Unattached inode 336904 Connect to /lost+found<y>? yes Inode 336904 ref count is 2, should be 1. Fix<y>? yes Pass 5: Checking group summary information Block bitmap differences: -(1344019--1344024) -(1347586--1347589) -1347594 -1347596 -(1347598--1347599) -(1349632--1349638) -1353729 -(1415305--1415308) -(1415329--1415332) -(1415338--1415343) -(1902878--1902967) Fix<y>? yes Free blocks count wrong for group #0 (31076, counted=30947). Fix<y>? yes Free blocks count wrong for group #41 (19489, counted=19511). Fix<y>? yes Free blocks count wrong for group #43 (1, counted=15). Fix<y>? yes Free blocks count wrong for group #58 (13532, counted=13622). Fix<y>? yes Free blocks count wrong (2373548, counted=2373545). Fix<y>? yes Inode bitmap differences: -336893 -(336913--336920) Fix<y>? yes Free inodes count wrong for group #41 (7031, counted=7040). Fix<y>? yes Directories count wrong for group #41 (254, counted=253). Fix<y>? yes Free inodes count wrong (1302827, counted=1302836). Fix<y>? yes /dev/mapper/eeepc-suvai: ***** FILE SYSTEM WAS MODIFIED ***** /dev/mapper/eeepc-suvai: 7884/1310720 files (3.9% non-contiguous), 2869335/5242880 blocks suvaipc:~# fsck.ext4 /dev/mapper/eeepc-suvai e2fsck 1.41.3 (12-Oct-2008) /dev/mapper/eeepc-suvai: clean, 7884/1310720 files, 2869335/5242880 blocks suvaipc:~# exit Script done on Mon Sep 28 11:17:59 2009 -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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