On Mon, Sep 23, 2019 at 10:10:10AM -0700, Jerry Snitselaar wrote: > Any thoughts on this? I know of at least 2 Lenovo models that are > running into this problem. > > In the case of the one I have currently have access to the problem is > that the hash algorithm id for an event isn't one that is currently in > the TCG registry, and it fails to find a match when walking the > digest_sizes array. That seems like an issue for the vendor to fix in the bios, > but we should look at the return value of tpm2_calc_event_log_size and not > stick a negative value in efi_tpm_final_log_size. Please use then "pr_err(FW_BUG". Also, since you know the context you could add a comment along the lines what you wrote. /Jarkko