crash when create EAGLContext

It random happens on device with iOS8-10 system, and I don't know why it happens

If you kown something about this ,please reply it

the crash report like this:


Exception Type: SIGSEGV
Exception Codes: SEGV_MAPERR at 0x40
Crashed Thread: 0

Thread 0 Crashed:
0 libGPUSupportMercury.dylib _gldCreateContext
1 GLEngine _gliCreateContextWithShared
2 OpenGLES -[EAGLContext commonInitWithAPI:properties:]
3 OpenGLES -[EAGLContext initWithAPI:sharedWithCompute:]