/lib/modules/3.19.0-23-lowlatency/vdso/ is in linux-image-3.19.0-23-lowlatency 3.19.0-23.24~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/36/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/36/1ee01c16c689b0f3ecd295b7f08241a15ffef8.debug
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/8b/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/8b/283fe84d09e03a40817e09fb495e80fa32b668.debug
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/93/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/93/215e58c4d7a90e4c96d59832a3c7d7bbb2744d.debug
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/b1/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/b1/1fe1e44ee2d6ca26f20ab7531950a28ddca746.debug
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/ef/
/lib/modules/3.19.0-23-lowlatency/vdso/.build-id/ef/ffa3e7e8b082311cf501f5367a4bb75a2b6b8c.debug
/lib/modules/3.19.0-23-lowlatency/vdso/vdso32-int80.so
/lib/modules/3.19.0-23-lowlatency/vdso/vdso32-syscall.so
/lib/modules/3.19.0-23-lowlatency/vdso/vdso32-sysenter.so
/lib/modules/3.19.0-23-lowlatency/vdso/vdso64.so
/lib/modules/3.19.0-23-lowlatency/vdso/vdsox32.so