Thanks for the information. I'll forward this on to the kid and see what happens. He called today (I'm in Arizona and he's in Florida) to say he switched to Firefox from Chrome and hasn't had an episode. I should have him switch back to Chrome to see if it starts acting up, again.
Thanks for your help.
Do not attempt to update a Mac until it is running perfectly.
Kernel panics are generally hardweare related, often due to faulty of badly seated RAM modules.
What is a Kernel Panic?
More details here:
Useful articles on how to avoid and eliminate kernel panics here: