/lib/modules/4.2.0-19-lowlatency/vdso/ is in linux-image-4.2.0-19-lowlatency 4.2.0-19.23~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/2c/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/2c/0791d26687949e6c892aaf1f0601fb1f141020.debug
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/4a/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/4a/0fe5b55cc0a53d9418af9799e7a58ab256faf1.debug
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/51/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/51/f346f6c1f650421f86f52c222d22b64929b94b.debug
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/b4/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/b4/4dfb12d685feb367330c5ada0d8c28e5a87a10.debug
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/d1/
/lib/modules/4.2.0-19-lowlatency/vdso/.build-id/d1/825907bcd3bef39b7d91410265f3ce0ca7d1b0.debug
/lib/modules/4.2.0-19-lowlatency/vdso/vdso32-int80.so
/lib/modules/4.2.0-19-lowlatency/vdso/vdso32-syscall.so
/lib/modules/4.2.0-19-lowlatency/vdso/vdso32-sysenter.so
/lib/modules/4.2.0-19-lowlatency/vdso/vdso64.so
/lib/modules/4.2.0-19-lowlatency/vdso/vdsox32.so