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 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1308183 Title: make_kpkg runs postinst scripts To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kernel-package/+bug/1308183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs