[pkg-cryptsetup-devel] Bug#587501: [cryptsetup] cryptsetup luksDump /dev/mapper/sda2_crypt fails

Georg Gast schorsch_76 at gmx.de
Tue Jun 29 10:26:50 UTC 2010


Package: cryptsetup
Version: 2:1.1.2-1
Severity: normal

The following happens if i try "cryptsetup luksDump /dev/sda2_crypt"

[code]
cryptsetup luksDump /dev/mapper/sda2_crypt
Device /dev/mapper/sda2_crypt is not a valid LUKS device.
[/code]

But see the following:
[code]
cryptsetup status /dev/mapper/sda2_crypt
/dev/mapper//dev/mapper/sda2_crypt is active:
   cipher:  aes-cbc-essiv:sha256
   keysize: 256 bits
   device:  /dev/sda2
   offset:  2056 sectors
   size:    624945144 sectors
   mode:    read/write
[/code]

cryptsetup isLuks /dev/mapper/sda2_crypt && echo "Ok" does not report 
sda2_crypt as a luks device

The partition was installed with the standard Debian/Squeeze Netinstall 
CD. Totally overwritten and then attached LVM on that partition. 
/dev/sda1 is ext2 bootpartition with the kernel.

Please feel free to contact me for more information.

Best Regards

Georg Gast

--- System information. ---
Architecture: amd64
Kernel:       Linux 2.6.32-5-amd64

Debian Release: squeeze/sid
   500 testing         security.debian.org
   500 testing         ftp.de.debian.org
   500 squeeze         www.lamaresh.net

--- Package information. ---
Depends                     (Version) | Installed
=====================================-+-===============
libc6                        (>= 2.3) | 2.11.1-3
libdevmapper1.02.1     (>= 2:1.02.36) | 2:1.02.48-2
libpopt0                    (>= 1.16) | 1.16-1
libuuid1                    (>= 2.16) | 2.17.2-3.1
dmsetup                               | 2:1.02.48-2


Package's Recommends field is empty.

Suggests                  (Version) | Installed
===================================-+-===========
udev                                | 157-1
initramfs-tools          (>= 0.91)  | 0.94.4
  OR linux-initramfs-tool            |
busybox                             | 1:1.15.3-1
dosfstools                          | 3.0.9-1



--- Output from package bug script ---
-- /proc/cmdline
root=/dev/mapper/vg-root ro

-- /etc/crypttab
sda2_crypt UUID=cdfd5ebb-8843-4e85-9020-c5124a7aca66 none luks

-- /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'vol_id --uuid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
proc            /proc           proc    defaults        0       0
/dev/mapper/vg-root /               ext4    errors=remount-ro 0       1
# /boot was on /dev/sda1 during installation
UUID=c00bc69c-aa3d-4a7e-94e7-a2730039b24c /boot           ext2 
defaults        0       2
/dev/mapper/vg-home /home           ext4    defaults        0       2
/dev/mapper/vg-usr /usr            ext4    defaults        0       2
/dev/mapper/vg-swap none            swap    sw              0       0
/dev/cdrom        /media/cdrom0   udf,iso9660 user,noauto     0       0

-- lsmod
Module                  Size  Used by
ppdev                   5030  0
lp                      7462  0
parport                27954  2 ppdev,lp
acpi_cpufreq            5555  0
cpufreq_conservative     5162  0
cpufreq_powersave        902  0
cpufreq_stats           2659  0
cpufreq_userspace       1992  0
sco                     7209  2
bridge                 39598  0
stp                     1440  1 bridge
bnep                    9427  2
rfcomm                 29581  4
l2cap                  24736  16 bnep,rfcomm
vboxnetadp              4193  0
vboxnetflt             12415  0
vboxdrv              1723686  2 vboxnetadp,vboxnetflt
binfmt_misc             6431  1
uinput                  6376  1
fuse                   50190  1
ext2                   52969  1
loop                   11783  0
firewire_sbp2          11514  0
snd_hda_codec_realtek   235506  1
arc4                    1274  2
ecb                     1841  2
snd_hda_intel          19907  1
iwlagn                 71756  0
snd_hda_codec          54244  2 snd_hda_codec_realtek,snd_hda_intel
uvcvideo               51743  0
iwlcore                77442  1 iwlagn
snd_hwdep               5380  1 snd_hda_codec
videodev               29993  1 uvcvideo
snd_pcm_oss            32591  0
snd_mixer_oss          12606  1 snd_pcm_oss
btusb                   9785  2
v4l1_compat            11442  2 uvcvideo,videodev
snd_pcm                60471  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_midi            4400  0
snd_rawmidi            15515  1 snd_seq_midi
snd_seq_midi_event      4628  1 snd_seq_midi
acer_wmi               12640  0
snd_seq                42881  2 snd_seq_midi,snd_seq_midi_event
joydev                  8411  0
v4l2_compat_ioctl32     8538  1 videodev
bluetooth              41827  9 sco,bnep,rfcomm,l2cap,btusb
led_class               2433  2 iwlcore,acer_wmi
mac80211              136844  2 iwlagn,iwlcore
snd_timer              15582  2 snd_pcm,snd_seq
nvidia              10670090  30
cfg80211              101432  3 iwlagn,iwlcore,mac80211
psmouse                49777  0
snd_seq_device          4493  3 snd_seq_midi,snd_rawmidi,snd_seq
tpm_tis                 7336  0
i2c_i801                7830  0
tpm                     9917  1 tpm_tis
rfkill                 13044  4 acer_wmi,bluetooth,cfg80211
processor              30231  3 acpi_cpufreq
button                  4650  0
video                  17445  0
ac                      2192  0
i2c_core               15712  3 videodev,nvidia,i2c_i801
pcspkr                  1699  0
serio_raw               3752  0
battery                 4998  0
evdev                   7352  26
wmi                     4323  1 acer_wmi
output                  1692  1 video
snd                    46446  13 
snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
tpm_bios                4521  1 tpm
soundcore               4598  1 snd
snd_page_alloc          6249  2 snd_hda_intel,snd_pcm
ext4                  285611  3
mbcache                 5050  2 ext2,ext4
jbd2                   66919  1 ext4
crc16                   1319  2 l2cap,ext4
sha256_generic          8692  2
aes_x86_64              7340  4
aes_generic            25714  1 aes_x86_64
cbc                     2539  1
dm_crypt               10507  1
dm_mod                 53754  15 dm_crypt
sg                     18744  0
sr_mod                 12602  0
sd_mod                 29777  3
cdrom                  29415  1 sr_mod
crc_t10dif              1276  1 sd_mod
ata_generic             2983  0
uhci_hcd               18521  0
tg3                    95663  0
ahci                   32358  2
ata_piix               21012  0
firewire_ohci          19468  0
firewire_core          36736  2 firewire_sbp2,firewire_ohci
crc_itu_t               1307  1 firewire_core
thermal                11674  0
thermal_sys            11942  3 processor,video,thermal
libphy                 14054  1 tg3
libata                133520  3 ata_generic,ahci,ata_piix
ehci_hcd               31039  0
scsi_mod              122117  5 firewire_sbp2,sg,sr_mod,sd_mod,libata
usbcore               121959  5 uvcvideo,btusb,uhci_hcd,ehci_hcd
nls_base                6361  1 usbcore






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