[Bug] CK GeMM correctness bug
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- Dominant language
- C++
- Stars
- 133
- Forks
- 21
- PR merge metrics
- No merged PRs in 30d
Description
Describe the bug
test_matmul_fp32 and test_matmul_fp16_split fails on MI300x.
To Reproduce
Run the unit test.
Expected behavior
max_diff should be lower than the calculated value.
System (please complete the following information):
- MI300x
- Single-GPU
Additional context
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by running the named unit tests, test_matmul_fp32 and test_matmul_fp16_split, on the specified MI300x single-GPU system and observe the max_diff failure. Trace the failing correctness path and confirm the fix when both tests report max_diff below the calculated threshold.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- testing-qa
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100