Bug#635224: grub-pc: `grub-probe --target=fs` detects UFS filesystem as ZFS

Vladimir 'φ-coder/phcoder' Serbinenko phcoder at gmail.com
Sun Jul 24 10:37:39 UTC 2011


On 24.07.2011 12:31, Jérémy Bobbio wrote:
> On Sun, Jul 24, 2011 at 02:56:19AM +0200, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
>>> I have not been able to upgrade a minimial kfreebsd-i386 system from
>>> squeeze to sid is due to `update-grub` being unable to complete. Tracing
>>> the problem have shown that `grub-probe` actually detects the root UFS
>>> filesystem as ZFS :
>> That means that you have enough of ZFS still alive on that partition for
>> GRUB to be able to read it.
> Indeed. After trashing the partition fully, it detects UFS fine.
>
> This is still a bug though, as would be pretty hard to zero the hard
> drive of an already installed production system.
>
It's not possible to distinguish whether ZFS or UFS a leftover. They may
both contain enough metadata to even access some files.

-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko


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