Re: CKI team seeing boot failures with 5.19 kernels on VMs with tpm device

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On Wed, Jun 15, 2022 at 12:55 PM Jarkko Sakkinen <jarkko@xxxxxxxxxx> wrote:
>
> On Mon, Jun 13, 2022 at 07:47:40AM -0700, Jerry Snitselaar wrote:
> > This came to my attention this morning, and I was able to do a quick
> > test and reproduce in a vm locally, using both the crb and tis
> > emulation. 5.18 boots up fine.
> >
> > The only thing I see that could impact both crb and tis in the tpm
> > changes would be:
> >
> > af402ee3c045 tpm: Add field upgrade mode support for Infineon TPM2
> > modules | 2022-05-23 | (Stefan Mahnke-Hartmann)
> > e57b2523bd37 tpm: Fix buffer access in tpm2_get_tpm_pt() | 2022-05-23
> > | (Stefan Mahnke-Hartmann)
> >
> > I'm going to poke around some more and see if I can figure out what is
> > going on, but wanted to give you a heads up.
> >
> > Regards,
> > Jerry
> >
>
> OK, thanks for spotting this.
>
> BR, Jarkko
>

Whatever it was it wasn't the tpm code, and it looks like it has
disappeared with v5.19-rc2.

Regards,
Jerry




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