It's definitely possible to access unallocated memory e.g., // p points to address 1000 p := (*int)(unsafe.Pointer(uintptr(1000))) Of course, this is why use

It's definitely possible to access unallocated memory e.g., // p points to address 1000 p := (*int)(unsafe.Pointer(uintptr(1000))) Of course, this is why use of the unsafe package is heavily discouraged.