Linux filesystem magic number
Sep 23, 2006 LinuxQuestions. org Forums Linux Forums Linux General: File system magic numbers User Name: As far as the Magic Number I did a google search and found many links on it. Might check start there. The MBR uses partition magic numbers. Linux's fdisk(8) understands some of them. Filesystem magic numbers are a different thing. 0922Filesystem tools check for the presence of the magic number (and possibly other clues) to ensure that you haven't accidentally launched them on data that's organized in linux filesystem magic number
This post describes step by step procedure to resolve bad magic number in superblock error while booting up the linux operating system.