/lib/modules/3.19.0-61-lowlatency/vdso/ is in linux-image-3.19.0-61-lowlatency 3.19.0-61.69~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/1a/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/1a/28973c1757e86715467b260222dc07d24b14ee.debug
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/30/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/30/ec1d2a2b6d4677010350fa4546b5f114af9bbf.debug
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/6f/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/6f/0300354ad210d13f4a5bf9869157842bc2f2ec.debug
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/97/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/97/6d42f05211380e242d03ca787d9dd8c9a6d32e.debug
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/e3/
/lib/modules/3.19.0-61-lowlatency/vdso/.build-id/e3/cf217731e6898d19f565bb79275d856181b2a3.debug
/lib/modules/3.19.0-61-lowlatency/vdso/vdso32-int80.so
/lib/modules/3.19.0-61-lowlatency/vdso/vdso32-syscall.so
/lib/modules/3.19.0-61-lowlatency/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-61-lowlatency/vdso/vdso64.so
/lib/modules/3.19.0-61-lowlatency/vdso/vdsox32.so