Anand, >From your description with fsck###.rec files I can tell you that dosfstools, specifically dosfsck has renamed and checked your file system.
I've been working on dosfstools and would like some more information from you if possible. Can you please attach the output of this command: dosfsck -v -n <partition> -- data loss in vfat partition and numerous fsck###.rec file generation https://launchpad.net/bugs/90694 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs