/lib/modules/3.19.0-77-lowlatency/vdso/ is in linux-image-3.19.0-77-lowlatency 3.19.0-77.85~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/09/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/09/fc9442df21da2448f397d3902903c1e1e65a55.debug
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/5f/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/5f/e8856cf00982367933ece01c24e38c4c773622.debug
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/86/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/86/31c71835c1754f5962ef9595cf49fda6edea29.debug
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/8f/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/8f/361179ea23811a5f0cde8bf758de1d0c1a626c.debug
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/a2/
/lib/modules/3.19.0-77-lowlatency/vdso/.build-id/a2/71a983ead4aa0f7a684068cead250b0a6db4a7.debug
/lib/modules/3.19.0-77-lowlatency/vdso/vdso32-int80.so
/lib/modules/3.19.0-77-lowlatency/vdso/vdso32-syscall.so
/lib/modules/3.19.0-77-lowlatency/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-77-lowlatency/vdso/vdso64.so
/lib/modules/3.19.0-77-lowlatency/vdso/vdsox32.so