I've just rebooted an AWS instance running buster and it
has failed to restart, with the message "symbol 'grub_calloc'
not found" shown on the console screenshot.
Just to wrap this up:
Thanks to Noah for your advice.
I have written up what I had to do to repair this at
(I've just seen Noah's message with the link to the reddit thread -
there should be something useful in there - but I'd written the
following already, so I'm sending it anyway.)
Following up on my earlier message:
Phil Endecott wrote:
> I've just rebooted an AWS instance running buster and it
Dear Experts,
I've just rebooted an AWS instance running buster and it
has failed to restart, with the message "symbol 'grub_calloc'
not found" shown on the console screenshot.
It's a fairly vanilla Debian installation originally from an
official image and upgraded to buster. Unattended
On Tue, Aug 11, 2020 at 06:42:24PM +0100, Phil Endecott wrote:
> I've just rebooted an AWS instance running buster and it
> has failed to restart, with the message "symbol 'grub_calloc'
> not found" shown on the console screenshot.
This situation has been encountered by at least one other person
