boot with secure boot with centos stream 10 kernel with 6.12.0-175.el10 failed with same error (see log)
(ostree:0)'Booting `CentOS Stream CoreOS 10.0.20251223-0 (Coughlan) (ostree:0)'
error: ../../grub-core/kern/efi/sb.c:192:bad shim signature.
error: ../../grub-core/loader/i386/efi/linux.c:260:you need to load the kernel first.
Press any key to continue...Press any key to continue...
Similar to #130