ASAN_GRANULE_MASK
#define ASAN_GRANULE(addr) ((s8)((u32)(u64)((addr)) & ASAN_GRANULE_MASK))
if (unlikely((u64)addr & ASAN_GRANULE_MASK))
if (unlikely(size & ASAN_GRANULE_MASK))
size_t partial = size & ASAN_GRANULE_MASK;
if (unlikely((u64)addr & ASAN_GRANULE_MASK))