I think this is quite common. I get them all the time. I've seen a few others post about it as well.
Tinnitus Talk Support Forum
I had one not too long ago. I was at an amusement park with no hearing protection at all, surrounded by screeching infants and noisy roller coasters. And while all this was going on, I'm playing rock, paper, scissors with Pennywise the clown from IT (Tim Curry one) for reasons I do not know… This is not a joke, I'm serious.