F17: /boot/grub2' is not readable by GRUB on boot. Installation is impossible. Aborting.

Ed Greshko Ed.Greshko at greshko.com
Mon May 7 02:40:56 UTC 2012

On 05/07/2012 10:36 AM, Jayson Rowe wrote:
> On Mon, May 07, 2012 at 12:22:32PM +1000, Nick Urbanik wrote:
>> Dear Folks,
>> I've upgraded from F16 to F17 on this machine with yum,
>> [https://fedoraproject.org/wiki/Upgrading_Fedora_using_yum] and it
>> seems okay so far, except for this:
>> $ sudo grub2-install /dev/sda
>> /usr/share/grub/grub-mkconfig_lib: line 53: 29562 Segmentation fault      (core dumped) "${grub_probe}" -t fs "$path" > /dev/null 2>&1
>> Path `/boot/grub2' is not readable by GRUB on boot. Installation is impossible. Aborting.
>> I'm afraid to reboot.
>> -- 
>> Nick Urbanik http://nicku.org 808-71011 nick.urbanik at optusnet.com.au
>> GPG: 7FFA CDC7 5A77 0558 DC7A 790A 16DF EC5B BB9D 2C24  ID: BB9D2C24
>> I disclaim, therefore I am.
>> -- 
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>> test at lists.fedoraproject.org
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> Possibly could be related to this bug:
> https://bugzilla.redhat.com/show_bug.cgi?id=809111
> Did a little searching and found this GRUB bug on gnu.org as well: 
> http://savannah.gnu.org/bugs/?36004
> Sorry I don't have much more of an answer.
> Jayson

The OP may want to try this....

Verified that specifying "--target=i386-pc" with grub2-install fixes up all my
broken TC3 i386 guests with both KVM (using /dev/vda) and VirtualBox (using

Found in https://bugzilla.redhat.com/show_bug.cgi?id=818378

Never be afraid to laugh at yourself, after all, you could be missing out on the joke
of the century. -- Dame Edna Everage

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