/lib/modules/3.19.0-26-generic/vdso/ is in linux-image-3.19.0-26-generic 3.19.0-26.28~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-26-generic/vdso/.build-id/
/lib/modules/3.19.0-26-generic/vdso/.build-id/08/
/lib/modules/3.19.0-26-generic/vdso/.build-id/08/ebbd4eaf1de0030fb38fe9a244f51eed374f5f.debug
/lib/modules/3.19.0-26-generic/vdso/.build-id/20/
/lib/modules/3.19.0-26-generic/vdso/.build-id/20/03182524a48345c4df93b95bb734eecd6fc204.debug
/lib/modules/3.19.0-26-generic/vdso/.build-id/31/
/lib/modules/3.19.0-26-generic/vdso/.build-id/31/25e40b0d89aa191fbc0f4023a15fb1a984f6ab.debug
/lib/modules/3.19.0-26-generic/vdso/.build-id/64/
/lib/modules/3.19.0-26-generic/vdso/.build-id/64/808c54df26de56c3a2486bba384dec30aeab83.debug
/lib/modules/3.19.0-26-generic/vdso/.build-id/96/
/lib/modules/3.19.0-26-generic/vdso/.build-id/96/fae12f3880ec2088b7d91e463d6599f8c65276.debug
/lib/modules/3.19.0-26-generic/vdso/vdso32-int80.so
/lib/modules/3.19.0-26-generic/vdso/vdso32-syscall.so
/lib/modules/3.19.0-26-generic/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-26-generic/vdso/vdso64.so
/lib/modules/3.19.0-26-generic/vdso/vdsox32.so