I solved the problem momentarily making a script that configures TFTP server in a Ubuntu 10.04 live session.
F2FS (Flash-Friendly File System) is a file system intended for NAND-based flash memory equipped with Flash Translation Layer. I have force-checked my file system's integrity - no problem found. The following should allow me to inspect the jffs2 image before flashing my board, but as you can see, it fails. First we unload the module from the running system if it is loaded.
Kernel modules can be loaded directly, loaded as a dependency from another module, or during the boot process - because of this, we need to take several measures to keep the module from being loaded. Shared Initial Steps for Red Hat Enterprise Linux 5, 6, 7 and 8.