/usr/share/doc/kde/HTML/en/kcontrol/blockdevices/common is in kdf 4:4.14.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/kde/HTML/en/kcontrol/blockdevices/../../common
/usr/share/doc/kde/HTML/en/kcontrol/blockdevices/../../common