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Re: [Qemu-devel] qcow2 snaphot loading
From: |
Riku Voipio |
Subject: |
Re: [Qemu-devel] qcow2 snaphot loading |
Date: |
Tue, 24 Mar 2009 10:16:08 +0200 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Mon, Mar 23, 2009 at 05:45:08PM +0100, Clemens Kolbitsch wrote:
> I just upgraded from rev. 6600 to head and ran into problems loading
> snapshots
> (I also checked this with the 0.10.1 release on the homepage) because the old
> revision keeps crashing my Xserver from time to time.
> "Error -22 when loading VM state".
..snip..
> then, back in block.c (bdrv_check_byte_request):
...snip...
> and snapshot loading exists with the error above. In case this is an error,
> could someone have a look? Maybe, there is just no backwards compatibility to
> old base images (which would be too bad, but at least I'd know the problem).
this was broken in svn commit 6677:
Fix CVE-2008-0928 - insufficient block device address range checking
(Anthony Liguori)
savevm writes to the block device after data...