Disk structure - bad back up boot sector

Using TestDisk to repair the filesystem
Post Reply
Message
Author
LiquidFusion
Posts: 2
Joined: 16 Jul 2013, 18:48

Disk structure - bad back up boot sector

#1 Post by LiquidFusion » 16 Jul 2013, 19:01

Working on last drive = 750 GB

1. Wasn't sure of CHS 254 vs 255. Went with 255 and did Deep Search earlier (4 hrs) for 750 GB HDD.

2. Bad Backup Boot Sector - cant fix this. Any help welcome. Thank you.


Tue Jul 16 13:30:49 2013
Command line: TestDisk

TestDisk 6.14-WIP, Data Recovery Utility, May 2013
Christophe GRENIER <grenier@cgsecurity.org>
http://www.cgsecurity.org

OS: Windows XP SP3
Compiler: GCC 4.7, Cygwin 1007.17
Compilation date: 2013-06-24T18:54:26

ext2fs lib: 1.42.2, ntfs lib: 10:0:0, reiserfs lib: 0.3.1-rc8, ewf lib: 20120504

disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sda)=500107862016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sdb)=500107862016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sdc)=300090728448
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sdd)=750156374016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sde)=750156374016


disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive0)=500107862016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive1)=500107862016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive2)=300090728448
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive3)=750156374016
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive4)=750156374016


disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\C:)=32547432960
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\D:)=469869085184
filewin32_getfilesize(\\.\E:) GetFileSize err Incorrect function.
filewin32_setfilepointer(\\.\E:) SetFilePointer err Incorrect function.


Warning: can't get size for \\.\E:
filewin32_getfilesize(\\.\F:) GetFileSize err Incorrect function.
filewin32_setfilepointer(\\.\F:) SetFilePointer err Incorrect function.


Warning: can't get size for \\.\F:
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\G:)=467549553152
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\I:)=30063398400
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\J:)=105662882304
filewin32_getfilesize(\\.\M:) GetFileSize err Incorrect function.
filewin32_setfilepointer(\\.\M:) SetFilePointer err Incorrect function.


Warning: can't get size for \\.\M:
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\V:)=194426233344
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\W:)=750161954304
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\X:)=750153729024


Hard disk list
Disk /dev/sda - 500 GB / 465 GiB - CHS 60801 255 63, sector size=512 - WDC WD50 00AAKB-00H8A, FW:05.0
Disk /dev/sdb - 500 GB / 465 GiB - CHS 60801 255 63, sector size=512 - WDC WD50 00AAKB-00H8A, FW:05.0
Disk /dev/sdc - 300 GB / 279 GiB - CHS 38764 240 63, sector size=512 - Maxtor 6L300R0, S/N:364C523158444853, FW:BAJ41G20
Disk /dev/sdd - 750 GB / 698 GiB - CHS 91201 255 63, sector size=512 - Maxtor OneTouch, S/N:02b9100028cf4011, FW:0121
Disk /dev/sde - 750 GB / 698 GiB - CHS 91201 255 63, sector size=512 - Maxtor OneTouch, S/N:02b9100001364211, FW:0121



Partition table type (auto): Intel
Disk /dev/sde - 750 GB / 698 GiB - Maxtor OneTouch

Partition table type: Intel
Analyse Disk /dev/sde - 750 GB / 698 GiB - CHS 91201 255 63
Geometry from i386 MBR: head=255 sector=63
NTFS at 0/1/1
file_pread(8,4096,buffer,79(0/1/17)) ReadFile Data error (cyclic redundancy check).
file_pread(8,1,buffer,3789(0/60/10)) ReadFile Data error (cyclic redundancy check).


NTFS: Can't read MFT
get_geometry_from_list_part_aux head=255 nbr=2
get_geometry_from_list_part_aux head=8 nbr=1
get_geometry_from_list_part_aux head=16 nbr=1
get_geometry_from_list_part_aux head=32 nbr=1
get_geometry_from_list_part_aux head=64 nbr=1
get_geometry_from_list_part_aux head=128 nbr=1
get_geometry_from_list_part_aux head=240 nbr=1
get_geometry_from_list_part_aux head=255 nbr=2


Current partition structure:

1 * HPFS - NTFS 0 1 1 91201 254 63 1465160067

search_part()
Disk /dev/sde - 750 GB / 698 GiB - CHS 91201 255 63
NTFS at 0/1/1
filesystem size 1465160067
sectors_per_cluster 8
mft_lcn 2
mftmirr_lcn 48
clusters_per_mft_record -10
clusters_per_index_record 1
file_pread(8,4095,buffer,80(0/1/18)) ReadFile Data error (cyclic redundancy check).
file_pread(8,1,buffer,3789(0/60/10)) ReadFile Data error (cyclic redundancy check).


NTFS: Can't read MFT
HPFS - NTFS 0 1 1 91201 254 63 1465160067
NTFS, blocksize=4096, 750 GB / 698 GiB
get_geometry_from_list_part_aux head=255 nbr=2
get_geometry_from_list_part_aux head=8 nbr=1
get_geometry_from_list_part_aux head=16 nbr=1
get_geometry_from_list_part_aux head=32 nbr=1
get_geometry_from_list_part_aux head=64 nbr=1
get_geometry_from_list_part_aux head=128 nbr=1
get_geometry_from_list_part_aux head=240 nbr=1
get_geometry_from_list_part_aux head=255 nbr=2



Results
* HPFS - NTFS 0 1 1 91201 254 63 1465160067
NTFS, blocksize=4096, 750 GB / 698 GiB
interface_write()
1 * HPFS - NTFS 0 1 1 91201 254 63 1465160067
simulate write!

write_mbr_i386: starting...
write_all_log_i386: starting...
No extended partition


Interface Advanced
Geometry from i386 MBR: head=255 sector=63
NTFS at 0/1/1
file_pread(8,4096,buffer,79(0/1/17)) ReadFile Data error (cyclic redundancy check).
file_pread(8,1,buffer,3789(0/60/10)) ReadFile Data error (cyclic redundancy check).

NTFS: Can't read MFT
get_geometry_from_list_part_aux head=255 nbr=2
get_geometry_from_list_part_aux head=8 nbr=1
get_geometry_from_list_part_aux head=16 nbr=1
get_geometry_from_list_part_aux head=32 nbr=1
get_geometry_from_list_part_aux head=64 nbr=1
get_geometry_from_list_part_aux head=128 nbr=1
get_geometry_from_list_part_aux head=240 nbr=1
get_geometry_from_list_part_aux head=255 nbr=2

1 * HPFS - NTFS 0 1 1 91201 254 63 1465160067
NTFS, blocksize=4096, 750 GB / 698 GiB

ntfs_boot_sector

1 * HPFS - NTFS 0 1 1 91201 254 63 1465160067
NTFS, blocksize=4096, 750 GB / 698 GiB

NTFS at 0/1/1
file_pread(8,1,buffer,1465160129(91201/254/63)) lseek err Invalid argument
filesystem size 1465160067 1
sectors_per_cluster 8 0
mft_lcn 2 0
mftmirr_lcn 48 0
clusters_per_mft_record -10 0
clusters_per_index_record 1 0

Boot sector
Status: OK

Backup boot sector
ntfs_boot_sector: Can't read backup boot sector.
Status: Bad
Sectors are not identical.

A valid NTFS Boot sector must be present in order to access
any data; even if the partition is not bootable.


rebuild_NTFS_BS

mft at 16, seq=1, main=0 res=1
ntfs_find_mft: mft_lcn 2
ntfs_find_mft: mftmirr_lcn 48
ntfs_find_mft: sectors_per_cluster 8
ntfs_find_mft: mft_lcn 2
ntfs_find_mft: mftmirr_lcn 48
ntfs_find_mft: mft_record_size 1024
ntfs_find_mft: index_block_size 4096

Extrapolated boot sector and current boot sector are identical.

filesystem size 1465160067

sectors_per_cluster 8
mft_lcn 2
mftmirr_lcn 48
clusters_per_mft_record -10
clusters_per_index_record 1

ntfs_boot_sector

1 * HPFS - NTFS 0 1 1 91201 254 63 1465160067
NTFS, blocksize=4096, 750 GB / 698 GiB

NTFS at 0/1/1
filesystem size 1465160067 1
sectors_per_cluster 8 0

mft_lcn 2 0
mftmirr_lcn 48 0
clusters_per_mft_record -10 0
clusters_per_index_record 1 0

Boot sector
Status: OK

Backup boot sector
ntfs_boot_sector: Can't read backup boot sector.
Status: Bad
Sectors are not identical.

A valid NTFS Boot sector must be present in order to access
any data; even if the partition is not bootable.

TestDisk exited normally.

Sponsored links

Post Reply

Who is online

Users browsing this forum: No registered users and 1 guest