/usr/ is in android-libunwind-dev 6.0.1+r16-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/android-libunwind-dev/
/usr/share/doc/android-libunwind-dev/copyright
/usr/include/
/usr/include/android/
/usr/include/android/unwind/
/usr/include/android/unwind/libunwind-common.h
/usr/include/android/unwind/libunwind-mips.h
/usr/include/android/unwind/libunwind_i.h
/usr/include/android/unwind/libunwind-coredump.h
/usr/include/android/unwind/libunwind-arm.h
/usr/include/android/unwind/libunwind-sh.h
/usr/include/android/unwind/libunwind-aarch64.h
/usr/include/android/unwind/libunwind-hppa.h
/usr/include/android/unwind/libunwind-ptrace.h
/usr/include/android/unwind/libunwind-x86_64.h
/usr/include/android/unwind/libunwind-ia64.h
/usr/include/android/unwind/libunwind.h
/usr/include/android/unwind/libunwind-ppc32.h
/usr/include/android/unwind/libunwind-ppc64.h
/usr/include/android/unwind/unwind.h
/usr/include/android/unwind/libunwind-dynamic.h
/usr/include/android/unwind/libunwind-x86.h
/usr/lib/
/usr/lib/android/
/usr/share/doc/android-libunwind-dev/changelog.Debian.gz
/usr/lib/android/libunwind.so