This sounds like what @UnlikelyLass was seeing in Uboot mystery value up to date, but not using it?, which sounds like was a stray extlinux directory in /boot. (She might have more info for you.)
This sounds like what @UnlikelyLass was seeing in Uboot mystery value up to date, but not using it?, which sounds like was a stray extlinux directory in /boot. (She might have more info for you.)