Galaxy S6 5.1.1 Kernel Compilation from Source Code

Hi, i have success compiled kernel 5.0.2 with mac80211 support and drivers for wifi cards.
insmod, rmmod, lsmod working good ( i have too Kali Linux on my Galaxy s6)
Now i want have Lollipop 5.1.1 but with this i have problem.
After i success compiled kernel and flash my phone freeze on inscription "Samsung Galaxy S6" and have small red inscription "Kernel is not seandroid"
What i must do for possible start my lollipop 5.1.1?
I had one kernel for 5.1.1
1. Root included
2. KNOX removed
3. "Kernel is not seandroid" removed
and system boot normal but with my compiled kernel.
What is problem ?


I have G9200 HK
Now use Stock 5.0.2 with my "stock kernel" with mac80211 support, root and compiled much USB wifi drivers (modules.ko).

Want use 5.1.1 STOCK or custom with self compiled kernel or
Custom rom with support mac80211 + tutorial how compile wifi drivers for USB dongles ( modules.ko) for compiled kernel.
Normally i compile modules met kernel compilation.
I use for compilation this tutorial