/usr/src/linux-source-3.13.0/debian.master/control.d/ is in linux-source-3.13.0 3.13.0-48.80.
This file is owned by root:root, with mode 0o755.
..
/usr/src/linux-source-3.13.0/debian.master/control.d/flavour-control.stub
/usr/src/linux-source-3.13.0/debian.master/control.d/generic.inclusion-list
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.generic
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.generic-lpae
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.lowlatency
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.powerpc-e500
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.powerpc-e500mc
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.powerpc-smp
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.powerpc64-emb
/usr/src/linux-source-3.13.0/debian.master/control.d/vars.powerpc64-smp