Issue type
Bug
Have you reproduced the bug with TensorFlow Nightly?
Yes
Source
binary
TensorFlow version
tf-nightly 2.22.0.dev20260616
Custom code
Yes
OS platform and distribution
Linux-6.17.0-29-generic-x86_64-with-glibc2.39
Mobile device
No response
Python version
3.11.15
Bazel version
No response
GCC/compiler version
No response
CUDA/cuDNN version
No response
GPU model and memory
No response
Current behavior?
On GPU, tf.math.zeta returns NaN when s = 2.0 and q = inf.
The problematic input is tf.math.zeta([2.0], [inf]). TensorFlow GPU returns NaN, but the expected result is 0.0.
Expected behavior
tf.math.zeta([2.0], [inf]) should return 0.0.
Expected full result:
Standalone code to reproduce the issue
#!/usr/bin/env python3
import os
import sys
os.environ.setdefault("TF_CPP_MIN_LOG_LEVEL", "3")
os.environ.setdefault("TF_ENABLE_ONEDNN_OPTS", "0")
import numpy as np
import tensorflow as tf
s = np.array([2.0], dtype=np.float32)
q = np.array([np.inf], dtype=np.float32)
correct = np.array([0.0], dtype=np.float32)
gpus = tf.config.list_logical_devices("GPU")
if not gpus:
print("missing target: TensorFlow GPU is not available")
sys.exit(2)
with tf.device("/GPU:0"):
wrong = tf.math.zeta(tf.constant(s), tf.constant(q)).numpy()
print("wrong:", wrong.tolist())
print("correct:", correct.tolist())
if not np.array_equal(wrong, correct, equal_nan=True):
sys.exit(0)
sys.exit(1)
Relevant log output
wrong: [nan]
correct: [0.0]
Issue type
Bug
Have you reproduced the bug with TensorFlow Nightly?
Yes
Source
binary
TensorFlow version
tf-nightly 2.22.0.dev20260616
Custom code
Yes
OS platform and distribution
Linux-6.17.0-29-generic-x86_64-with-glibc2.39
Mobile device
No response
Python version
3.11.15
Bazel version
No response
GCC/compiler version
No response
CUDA/cuDNN version
No response
GPU model and memory
No response
Current behavior?
On GPU,
tf.math.zetareturnsNaNwhens = 2.0andq = inf.The problematic input is
tf.math.zeta([2.0], [inf]). TensorFlow GPU returnsNaN, but the expected result is0.0.Expected behavior
tf.math.zeta([2.0], [inf])should return0.0.Expected full result:
Standalone code to reproduce the issue
Relevant log output