Re: LUKS2 AES-GCM-random erroring with key size issue.

vinay paduru <[email protected]>
Newsgroups gmane.linux.kernel.device-mapper.dm-crypt
Message-ID <BYAPR05MB5749A60CEAE48E2BB472B638E3FD0@BYAPR05MB5749.namprd05.prod.outlook.com>
Thank you for the detailed explanation Milan and apologies for late response. We were trying it on OEL-7 distro. Any chance of supporting OEL-7 distro in future as OEL-6 is almost EOL ?

Vinay
On 2 Mar 2020, 12:53 PM +0530, Milan Broz <[email protected]>, wrote:
> On 02/03/2020 06:30, vinay paduru wrote:
> > Yes, I have the module installed and enabled.
> >
> > filename:       /lib/modules/4.1.12-61.1.19.el7uek.x86_64/kernel/crypto/gcm.ko
>
> Hi,
>
> as suggested, also check --debug output and syslog.
>
> I cannot provide you support for commercial kernel with possibly (not) backported patches,
> please contact your vendor if it is not working properly.
> (Couldn't resist, but it is Oracle unbreakable kernel (uek) so it have to work, obviously!)
>
> More seriously, it is quite possible that you are missing more things here (dm-integrity)
> that is required for authenticated encryption etc.
>
> We do not support dm-integrity in RHEL7 at all, do not expect it to work in distro clones
> even with updated kernel.
>
> Milan

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