On 20/11/18 14:58, Jonathan Billings wrote: > On Tue, Nov 20, 2018 at 01:32:44PM +0000, lejeczek via CentOS wrote: >> >> hi guys >> >> I've one box where I just yesterday upgraded Centos. I wonder if that kernel >> upgrade process might somewhat troublesome. >> After that upgrade UEFI boot fails with: >> >> Failed to set MokListRT: Invalid Parameter >> Something has gone seriously wrong: import_mok_state() failed >> : Invalid Parameter >> >> Has anybody seen that? And maybe know to fix it? >> many thanks, L. > > I don't know if it's related, but all of our dual-boot workstations > that used rEFInd for the boot selector stopped being able to launch > the shim EFI executable after upgrading to the 7.6 shim. I had to > manually change the refind configuration to point at the GRUBX64 EFI > executable instead (we turn off secure boot anyway, custom kernel > modules). > No rEFInd on my old iMac 2008 (well, my wife's computer at home) but I had myself to boot in rescue and copy grubx64.efi as shimx64.efi to have the iMac to boot again (exclusively running CentOS 7) I initially thought about a very old Apple firwmare (so incompatible with shim v15) but if people on the list are reporting that for Dell servers, I guess that it's not a good sign -- Fabian Arrotin The CentOS Project | https://www.centos.org gpg key: 56BEC54E | twitter: @arrfab -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 198 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20181126/e73cacb7/attachment-0004.sig>