As of 2025 and Android 15 (R1), one could utilise the LTP tests as a part of Platform testing under VTS.
Official Documentation highlighting the presence of LTP as a part of VTS: https://source.android.com/docs/core/tests/vts#linux-kernel-tests
Then official source code references: https://android.googlesource.com/platform/external/ltp/+/refs/tags/android-15.0.0_r1/android/README.md