It should read : getty -8 -n -l /bin/bash 38400 tty8& getty -8 -n -l /bin/bash 38400 tty6&
If you don't gives the getty that magic value, it's won't work.
It should read :
getty -8 -n -l /bin/bash 38400 tty8&
getty -8 -n -l /bin/bash 38400 tty6&
If you don't gives the getty that magic value, it's won't work.