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Upgrade NCCL to 2.29.7#176299

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kwen2501 wants to merge 3 commits intogh/kwen2501/320/basefrom
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Upgrade NCCL to 2.29.7#176299
kwen2501 wants to merge 3 commits intogh/kwen2501/320/basefrom
gh/kwen2501/320/head

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@kwen2501 kwen2501 commented Mar 3, 2026 •
edited by pytorchmergebot
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Stack from ghstack (oldest at bottom):

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Update
0042d1b 
[ghstack-poisoned]
@kwen2501 kwen2501 requested review from a team and jeffdaily as code owners March 3, 2026 15:55
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pytorch-bot bot commented Mar 3, 2026 •
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🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/176299

Note: Links to docs will display an error until the docs builds have been completed.

❌ 3 New Failures, 3 Unrelated Failures

As of commit fddb7b2 with merge base 3087999 (image):

NEW FAILURES - The following jobs have failed:

FLAKY - The following jobs failed but were likely due to flakiness present on trunk:

UNSTABLE - The following job is marked as unstable, possibly due to flakiness on trunk:

This comment was automatically generated by Dr. CI and updates every 15 minutes.

@kwen2501 kwen2501 mentioned this pull request Mar 3, 2026
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huydhn commented Mar 4, 2026

@pytorchbot rebase

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pytorchmergebot commented Mar 4, 2026

@pytorchbot started a rebase job onto refs/remotes/origin/viable/strict. Check the current status here

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pytorchmergebot commented Mar 4, 2026

Rebase failed due to Command git -C /home/runner/work/pytorch/pytorch rebase refs/remotes/origin/viable/strict gh/kwen2501/320/orig returned non-zero exit code 1

warning: skipped previously applied commit ea14e33230c
hint: use --reapply-cherry-picks to include skipped commits
hint: Disable this message with "git config set advice.skippedCherryPicks false"
Rebasing (1/1)
Auto-merging .ci/docker/ci_commit_pins/nccl.txt
CONFLICT (content): Merge conflict in .ci/docker/ci_commit_pins/nccl.txt
Auto-merging .github/scripts/generate_binary_build_matrix.py
CONFLICT (content): Merge conflict in .github/scripts/generate_binary_build_matrix.py
Auto-merging .github/workflows/generated-linux-aarch64-binary-manywheel-nightly.yml
CONFLICT (content): Merge conflict in .github/workflows/generated-linux-aarch64-binary-manywheel-nightly.yml
Auto-merging .github/workflows/generated-linux-binary-manywheel-nightly.yml
CONFLICT (content): Merge conflict in .github/workflows/generated-linux-binary-manywheel-nightly.yml
error: could not apply 4a5259e2b0d... Upgrade NCCL to 2.29.7
hint: Resolve all conflicts manually, mark them as resolved with
hint: "git add/rm <conflicted_files>", then run "git rebase --continue".
hint: You can instead skip this commit: run "git rebase --skip".
hint: To abort and get back to the state before "git rebase", run "git rebase --abort".
hint: Disable this message with "git config set advice.mergeConflict false"
Could not apply 4a5259e2b0d... # Upgrade NCCL to 2.29.7

Raised by https://github.com/pytorch/pytorch/actions/runs/22652379807

@kwen2501 kwen2501 mentioned this pull request Mar 6, 2026
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Update
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kwen2501 commented Mar 9, 2026

@pytorchbot rebase

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pytorchmergebot commented Mar 9, 2026

@pytorchbot started a rebase job onto refs/remotes/origin/viable/strict. Check the current status here

@kwen2501
Update
fddb7b2 
[ghstack-poisoned]
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pytorchmergebot commented Mar 9, 2026

Successfully rebased gh/kwen2501/320/orig onto refs/remotes/origin/viable/strict, please pull locally before adding more changes (for example, via ghstack checkout https://github.com/pytorch/pytorch/pull/176299)

pytorchmergebot pushed a commit that referenced this pull request Mar 9, 2026
@kwen2501
Upgrade NCCL to 2.29.7
e76146c 
ghstack-source-id: a1d5b57
Pull-Request: #176299
sandy-gags pushed a commit to sandy-gags/pytorch that referenced this pull request Mar 12, 2026
@kwen2501
Upgrade NCCL to 2.29.7
f452ff9 
ghstack-source-id: f930d07
Pull-Request: pytorch/pytorch#176299
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@Skylion007 Skylion007 Skylion007 approved these changes

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