Can confirm this still happens under Debian 9.2 kernel 4.9.0-4-amd64 x86_64 Board: Supermicro X9DRT-HF+ BIOS revision: 3.12:
[ 2.554037] ACPI Error: [\_SB_.PRAD] Namespace lookup failure, AE_NOT_FOUND (20160831/psargs-359) [ 2.554246] ACPI Error: Method parse/execution failed [\_GPE._L24] (Node ffff880853ca18c0), AE_NOT_FOUND (20160831/psparse-543) [ 2.554503] ACPI Exception: AE_NOT_FOUND, while evaluating GPE method [_L24] (20160831/evgpe-646) Diego
