Re: [PATCH 1/1] efi/libstub: tpm: zero initialize pointer variables for mixed mode

2018-03-16 Thread Jarkko Sakkinen
On Tue, Mar 13, 2018 at 02:09:21PM +, Ard Biesheuvel wrote: > As reported by Jeremy, running the new TPM libstub code in mixed mode > (i.e., 64-bit kernel on 32-bit UEFI) results in hangs when invoking > the TCG2 protocol, or when accessing the log_tbl pool allocation. > > The reason turns out

Re: [PATCH 1/1] efi/libstub: tpm: zero initialize pointer variables for mixed mode

2018-03-13 Thread Javier Martinez Canillas
[adding linux-integrity and tpmdd-devel since this was discussed in these ML too] On 03/13/2018 03:09 PM, Ard Biesheuvel wrote: > As reported by Jeremy, running the new TPM libstub code in mixed mode > (i.e., 64-bit kernel on 32-bit UEFI) results in hangs when invoking > the TCG2 protocol, or whe

[PATCH 1/1] efi/libstub: tpm: zero initialize pointer variables for mixed mode

2018-03-13 Thread Ard Biesheuvel
As reported by Jeremy, running the new TPM libstub code in mixed mode (i.e., 64-bit kernel on 32-bit UEFI) results in hangs when invoking the TCG2 protocol, or when accessing the log_tbl pool allocation. The reason turns out to be that in both cases, the 64-bit pointer variables are not fully init