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Subject: Fwd: [Bug 203515] New: [crypto] alg: skcipher: p8_aes_ctr encryption
 test failed (wrong result) on test vector 3, cfg="uneven misaligned splits,
 may sleep"
References: <bug-203515-206035@https.bugzilla.kernel.org/>
To:     Herbert Xu <herbert@gondor.apana.org.au>,
        "linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
From:   Christophe Leroy <christophe.leroy@c-s.fr>
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Date:   Mon, 6 May 2019 07:49:24 +0200
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-------- Message transféré --------
Sujet : [Bug 203515] New: [crypto] alg: skcipher: p8_aes_ctr encryption 
test failed (wrong result) on test vector 3, cfg="uneven misaligned 
splits, may sleep"
Date : Sun, 05 May 2019 00:05:40 +0000
De : bugzilla-daemon@bugzilla.kernel.org
Pour : linuxppc-dev@lists.ozlabs.org

https://bugzilla.kernel.org/show_bug.cgi?id=203515

             Bug ID: 203515
            Summary: [crypto] alg: skcipher: p8_aes_ctr encryption test
                     failed (wrong result) on test vector 3, cfg="uneven
                     misaligned splits, may sleep"
            Product: Platform Specific/Hardware
            Version: 2.5
     Kernel Version: 5.1.0-rc7
           Hardware: All
                 OS: Linux
               Tree: Mainline
             Status: NEW
           Severity: normal
           Priority: P1
          Component: PPC-64
           Assignee: platform_ppc-64@kernel-bugs.osdl.org
           Reporter: erhard_f@mailbox.org
         Regression: Yes

Created attachment 282609
   --> https://bugzilla.kernel.org/attachment.cgi?id=282609&action=edit
dmesg (5.1.0-rc7, Talos II)

Seems like some POWER8/9 specific encrytion test fails in 5.1.0-rc7. 
This did
not happen in 5.0.x and before.

[...]
[    5.246612] crypto_register_alg 'cbc(aes)' = 0
[    5.254268] alg: skcipher: p8_aes_ctr encryption test failed (wrong 
result)
on test vector 3, cfg="uneven misaligned splits, may sleep"
[    5.255266] xhci_hcd 0003:01:00.0: xHCI Host Controller
[    5.255346] xhci_hcd 0003:01:00.0: new USB bus registered, assigned bus
number 1
[    5.255522] xhci_hcd 0003:01:00.0: hcc params 0x0270f06d hci version 0x96
quirks 0x0000000004000000
[    5.256008] crypto_register_alg 'ctr(aes)' = 0
[...]

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