Hi Matt, On 05/15/2017 08:36 AM, Matt Fleming wrote: > On Fri, 12 May, at 10:01:41AM, Shuah Khan wrote: >> >> Greg/Matt, >> >> I started seeing this maybe since 4.11, so it isn't really a 4.11.1 >> issue, however sounds like this shouldn't be an error message, since >> it is showing up on an older platform. >> >> efi: EFI_MEMMAP is not enabled. >> efi: Failed to lookup EFI memory descriptor for 0x00000000d9e0f018 >> >> >> From 816e76129ed5fadd28e526c43397c79775194b5c Mon Sep 17 00:00:00 2001 >> From: Matt Fleming >> Date: Mon, 29 Feb 2016 21:22:52 +0000 >> Subject: [PATCH] efi: Allow drivers to reserve boot services forever >> >> This change was introduced in Commit: 816e76129ed5fadd28e526c43397c79775194b5c >> >> Matt! >> >> Shouldn't this be a debug message?? Is this a really an error?? > > Yes, it's most likely an error. We shouldn't be trying to reserve > EFI regions if we can't find them in the memory map. > > Can you provide the full dmesg, please? > Please see attached dmesg and dmidecode output. Please let me know if you need any other information. thanks, -- Shuah