eCryptfs

Bug #509180
Comment #8

Comment 8 for bug 509180

Revision history for this message

Erik Carstensen (sandberg) wrote on 2010-02-05:

I got the error again today, here's the output of the commands you suggested:

Before remount:

$ stat decrypted
  File: `/home/sandberg/4.2/.git/objects/49/776103dc27a460c5210dc388c98f11658a272c'
  Size: 12288 Blocks: 24 IO Block: 4096 regular file
Device: 19h/25d Inode: 474495 Links: 1
Access: (0444/-r--r--r--) Uid: ( 7654/sandberg) Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.000000000 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ stat encrypted
  File: `/home/.ecryptfs/sandberg/.Private/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1ykQVXjRxZSzscBFVoMzQsk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw10yDq6kkbjn9lr7qrnxlAvk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1la465N-wDANSG0ml4M8DpU--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw107I-eQq24En6jzyC.APn1E--/ECRYPTFS_FNEK_ENCRYPTED.FYaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1zNb4HZf1uQT2mFtWKsF287cTiKR8wMOGzmCY2IvqAtFOyyN3siOt83eXT.ooIMCf'
  Size: 12288 Blocks: 24 IO Block: 4096 regular file
Device: 806h/2054d Inode: 474495 Links: 1
Access: (0444/-r--r--r--) Uid: ( 7654/sandberg) Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ hexdump -Cn 8 encrypted
00000000 00 00 00 00 00 00 00 cd |........|
00000008

After remount:
$ stat decrypted
  File: `/home/sandberg/4.2/.git/objects/49/776103dc27a460c5210dc388c98f11658a272c'
  Size: 205 Blocks: 24 IO Block: 4096 regular file
Device: 16h/22d Inode: 474495 Links: 1
Access: (0444/-r--r--r--) Uid: ( 7654/sandberg) Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ stat encrypted
  File: `/home/.ecryptfs/sandberg/.Private/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1ykQVXjRxZSzscBFVoMzQsk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw10yDq6kkbjn9lr7qrnxlAvk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1la465N-wDANSG0ml4M8DpU--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw107I-eQq24En6jzyC.APn1E--/ECRYPTFS_FNEK_ENCRYPTED.FYaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1zNb4HZf1uQT2mFtWKsF287cTiKR8wMOGzmCY2IvqAtFOyyN3siOt83eXT.ooIMCf'
  Size: 12288 Blocks: 24 IO Block: 4096 regular file
Device: 806h/2054d Inode: 474495 Links: 1
Access: (0444/-r--r--r--) Uid: ( 7654/sandberg) Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ hexdump -Cn 8 encrypted
00000000 00 00 00 00 00 00 00 cd |........|
00000008

I also saved copies of the decrypted and encrypted files from before and after the remount, if you are interested (it's a rather uninteresting git tree object).

I got the error again today, here's the output of the commands you suggested:

Before remount:

$ stat decrypted
  File: `/home/sandberg/4.2/.git/objects/49/776103dc27a460c5210dc388c98f11658a272c'
  Size: 12288     	Blocks: 24         IO Block: 4096   regular file
Device: 19h/25d	Inode: 474495      Links: 1
Access: (0444/-r--r--r--)  Uid: ( 7654/sandberg)   Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.000000000 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ stat encrypted
  File: `/home/.ecryptfs/sandberg/.Private/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1ykQVXjRxZSzscBFVoMzQsk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw10yDq6kkbjn9lr7qrnxlAvk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1la465N-wDANSG0ml4M8DpU--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw107I-eQq24En6jzyC.APn1E--/ECRYPTFS_FNEK_ENCRYPTED.FYaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1zNb4HZf1uQT2mFtWKsF287cTiKR8wMOGzmCY2IvqAtFOyyN3siOt83eXT.ooIMCf'
  Size: 12288     	Blocks: 24         IO Block: 4096   regular file
Device: 806h/2054d	Inode: 474495      Links: 1
Access: (0444/-r--r--r--)  Uid: ( 7654/sandberg)   Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ hexdump -Cn 8 encrypted
00000000  00 00 00 00 00 00 00 cd                           |........|
00000008

After remount:
$ stat decrypted
  File: `/home/sandberg/4.2/.git/objects/49/776103dc27a460c5210dc388c98f11658a272c'
  Size: 205       	Blocks: 24         IO Block: 4096   regular file
Device: 16h/22d	Inode: 474495      Links: 1
Access: (0444/-r--r--r--)  Uid: ( 7654/sandberg)   Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ stat encrypted
  File: `/home/.ecryptfs/sandberg/.Private/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1ykQVXjRxZSzscBFVoMzQsk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw10yDq6kkbjn9lr7qrnxlAvk--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1la465N-wDANSG0ml4M8DpU--/ECRYPTFS_FNEK_ENCRYPTED.FWaZJpbmp..tZUREe43P.qrEcyavEC2QZFw107I-eQq24En6jzyC.APn1E--/ECRYPTFS_FNEK_ENCRYPTED.FYaZJpbmp..tZUREe43P.qrEcyavEC2QZFw1zNb4HZf1uQT2mFtWKsF287cTiKR8wMOGzmCY2IvqAtFOyyN3siOt83eXT.ooIMCf'
  Size: 12288     	Blocks: 24         IO Block: 4096   regular file
Device: 806h/2054d	Inode: 474495      Links: 1
Access: (0444/-r--r--r--)  Uid: ( 7654/sandberg)   Gid: ( 1000/sandberg)
Access: 2010-02-05 11:45:12.873957850 +0100
Modify: 2010-02-02 18:12:07.844575172 +0100
Change: 2010-02-05 11:44:59.413928291 +0100
$ hexdump -Cn 8 encrypted
00000000  00 00 00 00 00 00 00 cd                           |........|
00000008

I also saved copies of the decrypted and encrypted files from before and after the remount, if you are interested (it's a rather uninteresting git tree object).