On Wed, 2 Aug 2017, Idris Samawi Hamid ادريس سماوي حامد wrote:

> On Wed, 02 Aug 2017 15:15:59 -0600, Aditya Mahajan <adityam@umich.edu> wrote:
>
>>  Not sure if it helps, but this is worth a try (note the force key):
>>
>>  mtxrun --script fonts --reload --force
>
> Hmm, now I get
>
> mkiv lua stats  > loaded fonts: 1 files: cambria.ttc
>
> and the pdf file is correct. Thanks, Aditya! (Although I still don't 
> understand why there was a problem to begin with!)

I occasionally experience a similar issue (after an update wrong fontface 
is used, especially with math fonts) and reloading the fonts database with 
--force always fixes the issue for me. So, I have never bothered to 
investigate why the issue comes up in the first place.

Aditya