message: Remove a deadlock. The call GetStats() also ask for the lock. But we already own it. So it deadlock.
diff: @@ -212,7 +212,6 @@ void* GpuCudaMallocAsyncAllocator::AllocateRaw(size_t alignment,
  num_bytes, pool_, cuda_stream_)) {
  size_t free, total;
  cuMemGetInfo(&free, &total);
  - mutex_lock lock(lock_);
  LOG(ERROR) << Name() << " cuMemAllocAsync failed to allocate " << num_bytes
  << ": " << GetCudaErrorMessage(result)
  << "\n Free memory/Total memory: " << free << "/" << total;
  