12-23-2019, 12:10 PM
Apparently its a bug in kernels < 4.19.84.
https://github.com/raspberrypi/linux/issues/3331
https://github.com/Hexxeh/rpi-firmware/commits/master
https://github.com/raspberrypi/linux/issues/3331
https://github.com/Hexxeh/rpi-firmware/commits/master