On Mon, Sep 15, 2014 at 10:36:46AM +0200, Romain Francoise wrote:
> I upgraded from v3.16 to v3.17-rc5 and the ctr-aes-aesni encryption test
> fails, which makes my IPsec tunnels unhappy (see trace below). Before I
> start bisecting (2cddcc7df8fd3 is probably my first guess), is this
> already known?
> Sep 15 08:07:56 silenus kernel: [ 35.137145] alg: skcipher: Test 4 failed on encryption for ctr-aes-aesni [...]
Update: reverting 2cddcc7df8 ("crypto: aes - AES CTR x86_64 "by8" AVX
optimization") fixes this. This machine is Sandy Bridge (Core i7-2600),
and the problem doesn't seem to occur with the exact same kernel image
on Ivy Bridge (Xeon E3-1240v2).
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