Here are my LTS kernels for your testing pleasure
They should offer you a rock solid stability and beyond.
4.4.xx
4.4.15 LTS http://d-h.st/pXWe
4.4.14 LTS http://d-h.st/7K6M
4.4.13 LTS Link http://d-h.st/uJ3q
4.1.xx
4.1.21 LTS Link http://d-h.st/HQH0
4.1.20 LTS Link http://d-h.st/LL6u
4.1.19 LTS Link http://d-h.st/rQZv
3.18.xx
3.18.28 LTS Link: http://d-h.st/5V5S
Press the Blue shape with "Download Now" in it.
Enjoy!
Unzip package transfer to OMV and install with:
# dpkg -i linux-*