Having same problem on Ubuntu Trusty. Executing the following within unpacked kernel directory and before starting build seems to fix it:
cat <<EOF > arch/x86/boot/install.sh #!/bin/sh cp -a -- "\$2" "\$4/vmlinuz-\$1" EOF
Having same problem on Ubuntu Trusty. Executing the following within unpacked kernel directory and before starting build seems to fix it:
cat <<EOF > arch/x86/ boot/install. sh
#!/bin/sh
cp -a -- "\$2" "\$4/vmlinuz-\$1"
EOF