Re: crypto regression in 4.1.18: Check that kernel supports aes-cbc-essiv:sha256 cipher

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On Tue, 1 Mar 2016, Greg KH wrote:
> On Tue, Mar 01, 2016 at 01:32:05AM +0000, Eric Wheeler wrote:
> > Hello all,
> > 
> > We updated from 4.1.17 to 4.1.18 (same .config) and now get the following 
> > error when trying to open a LUKS volume.  We've reverted to 4.1.17 and it 
> > still works, so except that I'm not sure which commit caused the problem, 
> > it is likely one of the recent commits:
> > 
> > When we `cryptsetup luksOpen` the volume we get this:
> > 
> >   Check that kernel supports aes-cbc-essiv:sha256 cipher (check syslog for more info).  
> > 
> > Note that I do not see any dm-crypto commits so I don't think its a 
> > dm-crypto issue. 
> > 
> > I'm happy to test, but can someone who knows the crypto stack suggest 
> > which of these patches I should focus on for testing? These are the 
> > commits in 4.1.18 that could be relevant:
> 
> There are some pending crypto backports to resolve this that hopefully
> will show up in the next release, whenever Sasha gets to it.

Thanks Greg.

Confirmed fixed in 4.1.19.

-Eric

> 
> thanks,
> 
> greg k-h
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