Device: Samsung Galaxy A2 Core
Device Codename: a2corelte
Recovery: TWRP 3.7.0, unofficial, created by me (with some help of others)
Kernel: 3.18
ROM: Samsung Experience, Android Oreo 8.1
The device is running the stock partition layout, it has a 32 bit vendor and 32 bit OS, but a 64 bit capable SoC and a kernel built to support ARM64.
repit-dump.log