might be interesting to get to the bottom of this, Do you have any logs at all? could it be related to the following
When looking through the Hyper-V code that Microsoft submitted to the Linux kernel, it was found that someone inside Microsoft stored a constant in hexadecimal as “0x__B16B00B5__”. In hexspeak, this means “BIG BOOBS”. After this was discovered, Microsoft apologized for the incident and submitted a patch to change the value.[33]