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How to process dd-created disk image, which is corrupted (disk died during dumping)

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I have a laptop with HDD which had issues with booting (windows10). I assumed that Windows just failed some way. I've booted from LinuxLiveUSB and tried to dump the disk using dd. DD failed on 85GB because of I/O error. I've read that it is sign of bad block, so I've used NOERROR flag next time. During that process dd now throws only I/O errors. I've checked disk in fdisk -l, but see only one partition (was 4 before the whole operation) with message that there was no other partition or something (sorry I can't remember correctly). For the next reboot to LiveUSB, fdisk detect no sda whatsoever. So I think, disk is dead. I still have 270GB image (closed DD because of never-ending I/O errors) of 1TB disk. I want to recover data from this image, but neither OSFMount on Windows nor losetup/kpartx can mount Windows partition from this image (OSFmount just hangs and linux tools do nothing). Is there any process to prepare the image in a way to read the data from it? Thanks.
Asked by tuxfan (1 rep)
Aug 6, 2020, 10:06 AM
Last activity: Jul 25, 2025, 08:55 PM