Building a Jail

mkdir jailed  
cd jailed  
mkdir bin/ lib64/ lib/
cp /lib/x86_64-linux-gnu/libtinfo.so.5 lib/  
cp /lib/x86_64-linux-gnu/libdl.so.2 lib/  
cp /lib/x86_64-linux-gnu/libc.so.6 lib/  
cp /lib64/ld-linux-x86-64.so.2 lib64/  
cp /bin/bash bin/