Rescue mode failed with error "fstab entry /dev/sdaX is malformed: scanned format(ext3) differs from fstab format (ext4)" in Red Hat Enterprise Linux 6.

Issue

• Anaconda failed to mount ext3 formatted filesystem due to fstype mismatch in /etc/fstab file.

• Rescue mode failed with error "An error occurred trying to mount some or all of your system"

• Found the following error in virtual console

• Filesystem is mounting properly during normal boot.