So, continue.
crazystick has SEC 843 K4B4G16 46E BCMA.
BCMA mean 933MHz
BCK0 - 800MHz
and if crazystick has crash with 2GB then
1. memory chip can be fake, because 933MHz version just should work very well at 800MHz. 80%
2. bad layout pcb for memory. 15%
3. noisy environment. 5%
Percentage is probability
Value that changed in bl1 is frequency. 666MHz
Original frequency was 800MHz