Re: VM images for 12.0-CURRENT showing checksum failed messages

From: John Baldwin <>
Date: Wed, 18 Oct 2017 07:49 -0700
On Tuesday, October 17, 2017 11:57:44 AM David Boyd wrote:
> The FreeBSD-12.0-CURRENT-amd64-20171012-r324542.vmdk image displays
> many checksum failed messages when booted. (see attachment).
> I think this started about 20170925.
> I have VirtualBox VM's running 10.4-STABLE, 11.1-STABLE and 12.0-
> Only the 12.0-CURRENT image exhibits this behavior.
> This is easily fixed by "fsck -y /" in single-user mode during the boot
> process.
> I can test any updates at almost any time.

I wonder if the tool creating the snapshot images wasn't updated to generate
cg checksums when creating the initial filesystem.  Glen, do you know which
tool (makefs or something else?) is used to generate the UFS filesystem
in VM images for snapshots?  (In this case it appears to be a .vmdk image)

John Baldwin
Received on Wed Oct 18 2017 - 12:49:06 UTC

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