Frequent freeze-ups of M2U

Yes, you could use that kernel with ubuntu-mate. I've uploaded precompiled bootloader, kernel and modules to
https://www.dropbox.com/sh/3wj2924ut00qqra/AABrZwIdf0DQpixaNdPoUwS5a?dl=0 .
You could unpack them and use bpi-bootsel to choose which resolution to use.
My M2U is now stable for 19 days:
22:17:40 up 19 days, 21:21, 1 user, load average: 5.53, 5.48, 5.49