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SubjectRe: [lkp-robot] [tpm] b008bd39b1: kmsg.tpm_tpm#:A_TPM_error(#)occurred_attempting_get_random
On Wed, Dec 27, 2017 at 01:11:14PM -0700, Jason Gunthorpe wrote:
> On Wed, Dec 27, 2017 at 10:55:32AM +0800, kernel test robot wrote:
>
> > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> >
> > [ 5.903660] tpm_tis 00:05: 1.2 TPM (device-id 0xFE, rev-id 70)
> > [ 5.934271] tpm tpm0: A TPM error (7) occurred attempting to read a pcr value
> > [ 5.941471] tpm tpm0: TPM is disabled/deactivated (0x7)
> > [ 5.953053] tpm tpm0: A TPM error (7) occurred attempting get random
>
> Should the BIOS expose a disabled/deactivated TPM to the operating
> system?
>
> Jason

Nope.

/Jarkko

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