pytorch - 💡(How to fix) Fix DISABLED test_sparse_mask_backward_cpu_float64 (__main__.TestSparseCPU) [1 comments, 1 participants]

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pytorch/pytorch#182096Fetched 2026-05-02 05:27:21
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Error Message

Traceback (most recent call last): File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 3528, in wrapper method(*args, **kwargs) ~~~~~~^^^^^^^^^^^^^^^^^ File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_device_type.py", line 515, in instantiated_test result = test(self, **param_kwargs) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 1735, in wrapper fn(*args, **kwargs) ~~^^^^^^^^^^^^^^^^^ File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2506, in call result = self._torchdynamo_orig_backend( frame, cache_entry, self.hooks, frame_state, skip=1 ) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2217, in call result = self._inner_convert( frame, cache_entry, hooks, frame_state, skip=skip + 1 ) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 772, in call result = _compile( frame.f_code, ...<18 lines>... convert_frame_box=self._box, ) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2001, in _compile guarded_code, tracer_output = compile_inner(code, one_graph, hooks) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^ File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_utils_internal.py", line 96, in wrapper_function return function(*args, **kwargs) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1611, in compile_inner result = _compile_inner(code, one_graph, hooks) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1670, in _compile_inner dynamo_output = compile_frame( code, ...<11 lines>... package=package, ) File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1512, in compile_frame CompileContext.get().attempt = attempt ~~~~~~~~~~~~~~~~~~^^ File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_guards.py", line 1006, in get raise AssertionError("compile_context is not set") AssertionError: compile_context is not set

To execute this test, run the following from the base repo dir: PYTORCH_TEST_WITH_DYNAMO=1 python test/test_sparse.py TestSparseCPU.test_sparse_mask_backward_cpu_float64

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0

Root Cause

This test was disabled because it is failing in CI. See recent examples and the most recent trunk workflow logs.

Code Example

Traceback (most recent call last):
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 3528, in wrapper
    method(*args, **kwargs)
    ~~~~~~^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_device_type.py", line 515, in instantiated_test
    result = test(self, **param_kwargs)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 1735, in wrapper
    fn(*args, **kwargs)
    ~~^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2506, in __call__
    result = self._torchdynamo_orig_backend(
        frame, cache_entry, self.hooks, frame_state, skip=1
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2217, in __call__
    result = self._inner_convert(
        frame, cache_entry, hooks, frame_state, skip=skip + 1
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 772, in __call__
    result = _compile(
        frame.f_code,
    ...<18 lines>...
        convert_frame_box=self._box,
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2001, in _compile
    guarded_code, tracer_output = compile_inner(code, one_graph, hooks)
                                  ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_utils_internal.py", line 96, in wrapper_function
    return function(*args, **kwargs)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1611, in compile_inner
    result = _compile_inner(code, one_graph, hooks)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1670, in _compile_inner
    dynamo_output = compile_frame(
        code,
    ...<11 lines>...
        package=package,
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1512, in compile_frame
    CompileContext.get().attempt = attempt
    ~~~~~~~~~~~~~~~~~~^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_guards.py", line 1006, in get
    raise AssertionError("compile_context is not set")
AssertionError: compile_context is not set


To execute this test, run the following from the base repo dir:
    PYTORCH_TEST_WITH_DYNAMO=1 python test/test_sparse.py TestSparseCPU.test_sparse_mask_backward_cpu_float64

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0
RAW_BUFFERClick to expand / collapse

Platforms: dynamo

This test was disabled because it is failing in CI. See recent examples and the most recent trunk workflow logs.

Over the past 6 hours, it has been determined flaky in 3 workflow(s) with 3 failures and 3 successes.

Debugging instructions (after clicking on the recent samples link): DO NOT ASSUME THINGS ARE OKAY IF THE CI IS GREEN. We now shield flaky tests from developers so CI will thus be green but it will be harder to parse the logs. To find relevant log snippets:

  1. Click on the workflow logs linked above
  2. Click on the Test step of the job so that it is expanded. Otherwise, the grepping will not work.
  3. Grep for test_sparse_mask_backward_cpu_float64
  4. There should be several instances run (as flaky tests are rerun in CI) from which you can study the logs.
<details><summary>Sample error message</summary>
Traceback (most recent call last):
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 3528, in wrapper
    method(*args, **kwargs)
    ~~~~~~^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_device_type.py", line 515, in instantiated_test
    result = test(self, **param_kwargs)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/testing/_internal/common_utils.py", line 1735, in wrapper
    fn(*args, **kwargs)
    ~~^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2506, in __call__
    result = self._torchdynamo_orig_backend(
        frame, cache_entry, self.hooks, frame_state, skip=1
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2217, in __call__
    result = self._inner_convert(
        frame, cache_entry, hooks, frame_state, skip=skip + 1
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 772, in __call__
    result = _compile(
        frame.f_code,
    ...<18 lines>...
        convert_frame_box=self._box,
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 2001, in _compile
    guarded_code, tracer_output = compile_inner(code, one_graph, hooks)
                                  ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_utils_internal.py", line 96, in wrapper_function
    return function(*args, **kwargs)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1611, in compile_inner
    result = _compile_inner(code, one_graph, hooks)
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1670, in _compile_inner
    dynamo_output = compile_frame(
        code,
    ...<11 lines>...
        package=package,
    )
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_dynamo/convert_frame.py", line 1512, in compile_frame
    CompileContext.get().attempt = attempt
    ~~~~~~~~~~~~~~~~~~^^
  File "/opt/conda/envs/py_3.14/lib/python3.14t/site-packages/torch/_guards.py", line 1006, in get
    raise AssertionError("compile_context is not set")
AssertionError: compile_context is not set


To execute this test, run the following from the base repo dir:
    PYTORCH_TEST_WITH_DYNAMO=1 python test/test_sparse.py TestSparseCPU.test_sparse_mask_backward_cpu_float64

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0
</details>

Test file path: test_sparse.py

For all disabled tests (by GitHub issue), see https://hud.pytorch.org/disabled.

cc @nikitaved @pearu @cpuhrsch @amjames @bhosmer @jcaip @chauhang @penguinwu

extent analysis

TL;DR

The most likely fix for the failing test test_sparse_mask_backward_cpu_float64 is to investigate and resolve the AssertionError: compile_context is not set issue in the PyTorch Dynamo compilation process.

Guidance

  • Investigate the PyTorch Dynamo compilation process to determine why the compile_context is not being set.
  • Review the test file test_sparse.py and the test case TestSparseCPU.test_sparse_mask_backward_cpu_float64 to understand the specific conditions that are causing the failure.
  • Run the test with the provided command PYTORCH_TEST_WITH_DYNAMO=1 python test/test_sparse.py TestSparseCPU.test_sparse_mask_backward_cpu_float64 to reproduce the error and gather more information.
  • Check the workflow logs and grep for test_sparse_mask_backward_cpu_float64 to find relevant log snippets and study the error messages.

Example

No code snippet is provided as the issue is related to a specific test case and the error message is an AssertionError that requires further investigation.

Notes

The error message suggests that the compile_context is not being set, which is a critical component of the PyTorch Dynamo compilation process. Without more information, it is difficult to provide a specific fix. Further investigation and debugging are required to resolve this issue.

Recommendation

Apply workaround: Investigate and resolve the AssertionError: compile_context is not set issue in the PyTorch Dynamo compilation process. This may involve modifying the test case or the compilation process to ensure that the compile_context is properly set.

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pytorch - 💡(How to fix) Fix DISABLED test_sparse_mask_backward_cpu_float64 (__main__.TestSparseCPU) [1 comments, 1 participants]