/usr/src/glibc/debian/patches/arm/ is in eglibc-source 2.19-0ubuntu6.
This file is owned by root:root, with mode 0o755.
..
/usr/src/glibc/debian/patches/arm/local-ioperm.diff
/usr/src/glibc/debian/patches/arm/local-lowlevellock.diff
/usr/src/glibc/debian/patches/arm/local-sigaction.diff
/usr/src/glibc/debian/patches/arm/local-soname-hack.diff
/usr/src/glibc/debian/patches/arm/local-vfp-sysdeps.diff
/usr/src/glibc/debian/patches/arm/unsubmitted-ldconfig-cache-abi.diff
/usr/src/glibc/debian/patches/arm/unsubmitted-ldso-abi-check.diff
/usr/src/glibc/debian/patches/arm/unsubmitted-ldso-multilib.diff
/usr/src/glibc/debian/patches/arm64/submitted-align.diff
/usr/src/glibc/debian/patches/arm64/submitted-setcontext.diff
/usr/src/glibc/debian/patches/arm64/submitted-tst-setcontext.diff