/lib/modules/3.19.0-47-generic/vdso/ is in linux-image-3.19.0-47-generic 3.19.0-47.53~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-47-generic/vdso/.build-id/
/lib/modules/3.19.0-47-generic/vdso/.build-id/83/
/lib/modules/3.19.0-47-generic/vdso/.build-id/83/00865c90c3d93b6c60b7aaf5171f3f4a06fbb3.debug
/lib/modules/3.19.0-47-generic/vdso/.build-id/a4/
/lib/modules/3.19.0-47-generic/vdso/.build-id/a4/7f72a98223ed1b0182e1bb00ed0d09d7422c13.debug
/lib/modules/3.19.0-47-generic/vdso/.build-id/a7/
/lib/modules/3.19.0-47-generic/vdso/.build-id/a7/b0b18f330161d11a1b8e085900d9e8244369ff.debug
/lib/modules/3.19.0-47-generic/vdso/.build-id/b6/
/lib/modules/3.19.0-47-generic/vdso/.build-id/b6/2bb7e749ca5a37be91cc56e107a2937f911400.debug
/lib/modules/3.19.0-47-generic/vdso/.build-id/e7/
/lib/modules/3.19.0-47-generic/vdso/.build-id/e7/15878b96168aed44f8327289b12f9253c879bc.debug
/lib/modules/3.19.0-47-generic/vdso/vdso32-int80.so
/lib/modules/3.19.0-47-generic/vdso/vdso32-syscall.so
/lib/modules/3.19.0-47-generic/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-47-generic/vdso/vdso64.so
/lib/modules/3.19.0-47-generic/vdso/vdsox32.so