klp_shadow_alloc
void *klp_shadow_alloc(void *obj, unsigned long id,
EXPORT_SYMBOL_GPL(klp_shadow_alloc);
shadow_leak = klp_shadow_alloc(d, SV_LEAK, sizeof(leak), GFP_KERNEL,
sv = klp_shadow_alloc(obj, id, size, gfp_flags, ctor, var);