/lib/modules/3.19.0-28-lowlatency/vdso/ is in linux-image-3.19.0-28-lowlatency 3.19.0-28.30~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/3c/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/3c/7aeecc44d471e046ae499c754e808a79e6e33e.debug
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/62/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/62/d5f219352863a869431633abe7a3aa29de91c0.debug
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/7b/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/7b/8955dc4ce0a5aac7e5c782aa42aba492e94d44.debug
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/ad/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/ad/d385b7bf9223d00b636d2a84700a896d757f00.debug
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/d0/
/lib/modules/3.19.0-28-lowlatency/vdso/.build-id/d0/b29675a0e93797e983c4c5c425814347ceef5d.debug
/lib/modules/3.19.0-28-lowlatency/vdso/vdso32-int80.so
/lib/modules/3.19.0-28-lowlatency/vdso/vdso32-syscall.so
/lib/modules/3.19.0-28-lowlatency/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-28-lowlatency/vdso/vdso64.so
/lib/modules/3.19.0-28-lowlatency/vdso/vdsox32.so