/lib/modules/4.2.0-38-generic/vdso/ is in linux-image-4.2.0-38-generic 4.2.0-38.45~14.04.1.
This file is owned by root:root, with mode 0o755.
..
/lib/modules/4.2.0-38-generic/vdso/.build-id/
/lib/modules/4.2.0-38-generic/vdso/.build-id/1a/
/lib/modules/4.2.0-38-generic/vdso/.build-id/1a/7154fc56695de925a30e09d68f25e1ef2c6f80.debug
/lib/modules/4.2.0-38-generic/vdso/.build-id/58/
/lib/modules/4.2.0-38-generic/vdso/.build-id/58/8a82932842941fd8eead669b9da67176063d26.debug
/lib/modules/4.2.0-38-generic/vdso/.build-id/7a/
/lib/modules/4.2.0-38-generic/vdso/.build-id/7a/cdc2d82646fa3127db71300b530cdae89defa2.debug
/lib/modules/4.2.0-38-generic/vdso/.build-id/b9/
/lib/modules/4.2.0-38-generic/vdso/.build-id/b9/e898390c2ee781b4ab20deeadbb0a00d938a93.debug
/lib/modules/4.2.0-38-generic/vdso/.build-id/e9/
/lib/modules/4.2.0-38-generic/vdso/.build-id/e9/367779bd4947c64bcb669c1fa6ea90e2e2cd09.debug
/lib/modules/4.2.0-38-generic/vdso/vdso32-int80.so
/lib/modules/4.2.0-38-generic/vdso/vdso32-syscall.so
/lib/modules/4.2.0-38-generic/vdso/vdso32-sysenter.so
/lib/modules/4.2.0-38-generic/vdso/vdso64.so
/lib/modules/4.2.0-38-generic/vdso/vdsox32.so