[cuDNN] Upgrade cuDNN to 9.19 for 12.8 and 13.0 wheels by eqy · Pull Request #174310 · pytorch/pytorch

eqy · 2026-02-04T19:46:51Z

Currently being tested internally, currently looks OK

also needed for #172108

cc @csarofeen @ptrblck @xwang233 @nWEIdia @msaroufim @jerryzh168 @tinglvv

pytorch-bot · 2026-02-04T19:46:55Z

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🧪 See artifacts and rendered test results at hud.pytorch.org/pr/174310

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❌ 2 New Failures, 1 Cancelled Job

As of commit 57597a2 with merge base 3b4790c ():

NEW FAILURES - The following jobs have failed:

Build Official Docker Images / build (cpu, runtime, linux/arm64) (gh)
Process completed with exit code 2.
docker-builds / docker-build (linux.12xlarge, pytorch-linux-noble-riscv64-py3.12-gcc14) (gh)
Final attempt failed. Child_process exited with error code 1

CANCELLED JOB - The following job was cancelled. Please retry:

docker-builds / docker-build (pytorch-linux-jammy-aarch64-py3.10-gcc13-inductor-benchmarks, linux.arm64.m7g.4xlar... (gh)

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eqy · 2026-02-05T03:59:38Z

@pytorchmergebot rebase

pytorchmergebot · 2026-02-05T04:01:18Z

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

pytorchmergebot · 2026-02-05T04:01:22Z

Successfully rebased cudnn919 onto refs/remotes/origin/viable/strict, please pull locally before adding more changes (for example, via git checkout cudnn919 && git pull --rebase)

Skylion007 · 2026-02-05T20:20:36Z

@eqy Need to rebase for the recently merged NCCL upgrade

eqy · 2026-02-09T22:27:37Z

@pytorchmergebot merge

pytorchmergebot · 2026-02-09T22:29:52Z

Merge started

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pytorchmergebot · 2026-02-09T22:30:10Z

Merge failed

Reason: 1 jobs have failed, first few of them are: Limited CI on H100 / linux-jammy-cuda12.8-py3.10-gcc11-sm90 / test (smoke, 1, 1, linux.aws.h100)

Details for Dev Infra team

Raised by workflow job

eqy · 2026-02-10T22:09:58Z

@pytorchmergebot rebase

pytorchmergebot · 2026-02-10T22:11:37Z

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

pytorchmergebot · 2026-02-10T22:11:40Z

Successfully rebased cudnn919 onto refs/remotes/origin/viable/strict, please pull locally before adding more changes (for example, via git checkout cudnn919 && git pull --rebase)

pytorchmergebot · 2026-02-14T04:14:44Z

Tried to rebase and push PR #174310, but it was already up to date. Try rebasing against main by issuing:
@pytorchbot rebase -b main

eqy · 2026-02-14T05:41:13Z

@pytorchmergebot rebase -b main

pytorchmergebot · 2026-02-14T05:42:56Z

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

pytorchmergebot · 2026-02-14T05:42:59Z

Successfully rebased cudnn919 onto refs/remotes/origin/main, please pull locally before adding more changes (for example, via git checkout cudnn919 && git pull --rebase)

eqy · 2026-02-14T21:15:20Z

@pytorchmergebot rebase

pytorchmergebot · 2026-02-14T21:17:02Z

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

pytorchmergebot · 2026-02-14T21:17:04Z

Tried to rebase and push PR #174310, but it was already up to date. Try rebasing against main by issuing:
@pytorchbot rebase -b main

eqy · 2026-02-17T16:14:19Z

@pytorchmergebot rebase

pytorchmergebot · 2026-02-17T16:16:06Z

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

pytorchmergebot · 2026-02-17T16:16:09Z

Successfully rebased cudnn919 onto refs/remotes/origin/viable/strict, please pull locally before adding more changes (for example, via git checkout cudnn919 && git pull --rebase)

eqy · 2026-02-17T21:50:50Z

@pytorchmergebot merge -i

pytorchmergebot · 2026-02-17T21:52:55Z

Merge started

Your change will be merged while ignoring the following 3 checks: docker-builds / docker-build (pytorch-linux-jammy-aarch64-py3.10-gcc13-inductor-benchmarks, linux.arm64.m7g.4xlar..., docker-builds / docker-build (linux.12xlarge, pytorch-linux-noble-riscv64-py3.12-gcc14), Build Official Docker Images / build (cpu, runtime, linux/arm64)

Learn more about merging in the wiki.

Questions? Feedback? Please reach out to the PyTorch DevX Team

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Authored with claude code Previous PRs such as #174310 updated cuDNN versions for Linux builds but neglected to do so for Windows. Claude wrote all of the lintrunner additions for consistency checking Pull Request resolved: #175547 Approved by: https://github.com/Skylion007, https://github.com/atalman, https://github.com/malfet

Authored with claude code Previous PRs such as pytorch#174310 updated cuDNN versions for Linux builds but neglected to do so for Windows. Claude wrote all of the lintrunner additions for consistency checking Pull Request resolved: pytorch#175547 Approved by: https://github.com/Skylion007, https://github.com/atalman, https://github.com/malfet

Currently being tested internally, currently looks OK also needed for pytorch#172108 Pull Request resolved: pytorch#174310 Approved by: https://github.com/Skylion007, https://github.com/ngimel, https://github.com/malfet

…175672) * [WINDOWS][cuDNN] Fix cuDNN version mismatch in Windows (#175547) Authored with claude code Previous PRs such as #174310 updated cuDNN versions for Linux builds but neglected to do so for Windows. Claude wrote all of the lintrunner additions for consistency checking Pull Request resolved: #175547 Approved by: https://github.com/Skylion007, https://github.com/atalman, https://github.com/malfet * [cuDNN] Upgrade cuDNN to 9.19 for 12.8 and 13.0 wheels (#174310) Currently being tested internally, currently looks OK also needed for #172108 Pull Request resolved: #174310 Approved by: https://github.com/Skylion007, https://github.com/ngimel, https://github.com/malfet

eqy requested review from a team and jeffdaily as code owners February 4, 2026 19:46

eqy added module: cudnn Related to torch.backends.cudnn, and CuDNN support module: cuda Related to torch.cuda, and CUDA support in general open source ciflow/trunk Trigger trunk jobs on your pull request topic: not user facing topic category ciflow/h100 ciflow/b200 labels Feb 4, 2026

pytorchmergebot force-pushed the cudnn919 branch from 0728169 to 24724d9 Compare February 5, 2026 04:01

Skylion007 approved these changes Feb 5, 2026

View reviewed changes

eqy requested review from atalman and malfet February 5, 2026 21:00

eqy mentioned this pull request Feb 5, 2026

[cuDNN][varlen] Fixes for cuDNN varlen SDPA #172108

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eqy force-pushed the cudnn919 branch from 24724d9 to ef5b591 Compare February 6, 2026 19:02

ngimel approved these changes Feb 9, 2026

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pytorchmergebot added the merging label Feb 9, 2026

pytorchmergebot removed the merging label Feb 9, 2026

pytorchmergebot force-pushed the cudnn919 branch from ef5b591 to 8e95a0f Compare February 10, 2026 22:11

pytorchmergebot force-pushed the cudnn919 branch from e517dfc to 2107b61 Compare February 14, 2026 05:43

eqy added 4 commits February 17, 2026 16:16

tf32 decorator

431dd3f

lint

46a6390

redo

bad4021

roll back on 12.9

57597a2

pytorchmergebot force-pushed the cudnn919 branch from 2107b61 to 57597a2 Compare February 17, 2026 16:16

pytorchmergebot added the merging label Feb 17, 2026

pytorchmergebot closed this in 5507ee6 Feb 17, 2026

pytorchmergebot removed the merging label Feb 17, 2026

jovan2009 mentioned this pull request Feb 23, 2026

CUDNN version in nightly pytorch 2.10.0 builds #167242

Open

eqy mentioned this pull request Feb 23, 2026

[WINDOWS][cuDNN] Fix cuDNN version mismatch in Windows #175547

Closed

eqy mentioned this pull request Feb 24, 2026

[v.2.11.0] Release Tracker #175093

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🧪 See artifacts and rendered test results at hud.pytorch.org/pr/174310

❌ 2 New Failures, 1 Cancelled Job

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