--- write 1 sector via /dev/vn0s127 ---
512 bytes transferred in 0.000067 secs (7624721 bytes/sec)
--- read back via /dev/vn0s0 (slice 0 / entry 0 region) ---
PWNED-VIA-S127-WRITE-ALIASED-INTO-SLICE0
--- raw abs LBA 34 ---
PWNED-VIA-S127-WRITE-ALIASED-INTO-SLICE0
--- true entry-127 region (LBA 1000) still original ---
ENTRY127ZONE_rea