SANS Digital Forensics and Incident Response Blog: Tag - journal recovery

Mounting Images Using Alternate Superblocks (Follow-Up)

Hal Pomeranz, Deer Run Associates

Several months ago, I blogged about using alternate superblocks to fake out the ext3 drivers so you could mount file system images read-only, even if they were needing journal recovery. However, due to recent changes in the ext file system driver the method I describe in my posting is no longer sufficient. Happily, there's a quick work-around.

Let's try the solution from the end of my previous posting under a more recent Linux kernel:

# mount -o loop,ro,sb=131072 dev_sda2.dd /mnt
mount: wrong fs type, bad option, bad superblock on /dev/loop0,
missing codepage or helper program, or other error
In some cases useful info is