On Tue, Apr 23, 2019 at 7:20 PM Chris Murphy <li...@colorremedies.com> wrote:
> On Tue, Apr 23, 2019 at 8:38 AM Richard Shaw <hobbes1...@gmail.com> wrote: > > > > I made the mistake of editing my grubenv while converting my system from > BIOS to UEFI. > > > > I have since manually used grub2-editenv successfully but I still get > "grub2-editenv: error: environment block too small." on kernel upgrades. > I've even tried manually re-padding the file with # to get to 1024 bytes. > > > > I have also filed and issue upstream that grub2-editenv is too fragile. > It should be able to automatically re-pad the file to 1024 bytes. > > > > How do I "fix" this? > > Is it really 1024 bytes? > # stat /boot/efi/EFI/fedora/grubenv > # stat /boot/efi/EFI/fedora/grubenv File: /boot/efi/EFI/fedora/grubenv Size: 1024 Blocks: 8 IO Block: 4096 regular file Device: 10301h/66305d Inode: 299 Links: 1 Access: (0700/-rwx------) Uid: ( 0/ root) Gid: ( 0/ root) Context: system_u:object_r:dosfs_t:s0 Access: 2019-04-22 19:00:00.000000000 -0500 Modify: 2019-04-23 09:29:08.000000000 -0500 Change: 2019-04-23 09:29:09.510000000 -0500 > I'm not exactly sure when we started doing this, but.. > > # ls -ls /boot/grub2 > total 4 > 4 lrwxrwxrwx. 1 root root 25 Apr 18 11:34 grubenv -> > ../efi/EFI/fedora/grubenv > > It's actually a symlink on both BIOS and UEFI. This file will be on > the /boot volume (typically ext4) on BIOS systems, and it will be on > the EFI System partition (FAT16 if anaconda creates it) on UEFI. But > if you did a conversion from BIOS to UEFI, it's possible this symlink > is broken and that's why you're getting the error. > I reinstalled all the efi related packages so things would get "created" properly. # file grub2/grubenv grub2/grubenv: symbolic link to ../efi/EFI/fedora/grubenv # parted -l | grep EFI 1 1049kB 211MB 210MB fat16 EFI System Partition boot, esp If the real grub env on /boot/efi doesn't actually exist then you > might need to do: > > #grub2-editenv /boot/efi/EFI/fedora/grubenv create > I may move mine to a backup and try that anyway. Thanks, Richard
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