Comment 23 for bug 1757445

By the way, I connected back up the sound on my machine before that most recent crash. So, it is not the cause (for anyone who may have considered that possibility).

Also, you will find this possibly relevant thread regarding smp_call_function_ (single or many):

https://lkml.org/lkml/2016/1/30/27

I do run my 8 cores hard (almost constantly) with financial simulations. The simulations pause when any core temperatures get above the half way point between "high" and "critical" until the temperatures drop well below "high". As a possibly relevant side note.