Wait for the router to reflash itself. This can take up to some minutes.

Stopping services...
kill: Could not kill pid '669': No such process
kill: Could not kill pid '451': No such process
Freed memory 8260
Saving configuration...
tar: Removing leading '/' from member names
Unlocking config ...
Writing from /tmp/config.tar.gz to config ...  [ ][e][w]
This is a FON reflash v2 archive
Verified OK
Upgrade name: reflash_rootfs
Upgrading FON firmware and rebooting...
Kernel image...
rm: cannot remove `kernel.lzma': No such file or directory
Rootfs image...