[Bug 203515] New: [crypto] alg: skcipher: p8_aes_ctr encryption test failed (wrong result) on test vector 3, cfg="uneven misaligned splits, may sleep"

[bugzilla-daemon at bugzilla.kernel.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 at kernel-bugs.osdl.org
          Reporter: erhard_f at 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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