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2,964,096,425
Raise error/warning when calling collectives with tensors of different dtypes.
gkroiz
closed
[ "oncall: distributed" ]
3
NONE
### 🚀 The feature, motivation and pitch I've noticed that collectives with tensors of different data types will cause hangs. This behavior makes sense and I think this issue should only happen when there is a logical error in user code. However, it could be helpful if some warning/error was raise for when this happe...
true
2,964,095,892
pytorch pip install instructions: always include the cuda index
stas00
open
[ "module: docs", "oncall: releng", "triaged", "needs design" ]
4
CONTRIBUTOR
I'd like to propose that the default CUDA install command should include the explicit CUDA version target? i.e. instead of: pip3 install torch torchvision torchaudio this: pip3 install torch torchvision torchaudio --index-url <https://download.pytorch.org/whl/cu124> ![Image](https://github.com/user-atta...
true
2,964,083,110
[WIP][dynamic shapes] guard_or_false rewrite for fake_impls.py:infer_size, compute_contiguous
pianpwk
open
[]
2
CONTRIBUTOR
Fixes #ISSUE_NUMBER
true
2,964,068,197
UNSTABLE pull / linux-jammy-xpu-2025.0-py3.9 / build
malfet
closed
[ "module: ci", "triaged", "unstable" ]
2
CONTRIBUTOR
It started to fail after a PR that did not touch anything related to XPUs were landed see https://hud.pytorch.org/hud/pytorch/pytorch/783f045c4f26cb9d11789d80f68a86854dfad9f9/1?per_page=50&name_filter=xpu&mergeLF=true cc @seemethere @pytorch/pytorch-dev-infra
true
2,964,029,625
[dynamo] Lazily import fsdp-related modules
anijain2305
open
[ "ciflow/trunk", "topic: not user facing", "module: inductor", "module: dynamo", "ciflow/inductor" ]
1
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150689 * __->__ #150429 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @chauhang @aakhundov
true
2,964,020,921
[export] Strict-export fails with list of modules
angelayi
open
[ "oncall: pt2", "oncall: export" ]
0
CONTRIBUTOR
### 🐛 Describe the bug ([x-post from internal](https://fb.workplace.com/groups/pytorch.edge.users/permalink/1732340610969558/)) ```python def test_list_model(self): class A(torch.nn.Module): def __init__(self): super().__init__() self.a = torch.nn.Parameter(tor...
true
2,964,013,459
[BE] Move all lint runner to 24.04
malfet
closed
[ "Merged", "topic: not user facing" ]
5
CONTRIBUTOR
As Ubuntu-20 reached EOL on Apr 1st, see https://github.com/actions/runner-images/issues/11101 This forces older python version to be 3.8 Delete all linux-20.04 runners from the lintrunner.yml
true
2,963,987,119
clang-format aten/src/ATen/cpu/vec/*.h
swolchok
closed
[ "module: cpu", "Merged", "ciflow/trunk", "topic: not user facing" ]
6
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150568 * #150380 * __->__ #150426 I got a complaint about indentation on #150380. Make the machines fix it for us. cc @jgong5 @mingfeima @XiaobingSuper @sanchitintel @ashokei @jingxu10
true
2,963,985,001
clang-format aten/src/ATen/cpu/vec/*.h
swolchok
closed
[ "module: cpu" ]
4
CONTRIBUTOR
I got a complaint about indentation on #150380. Make the machines fix it for us. cc @jgong5 @mingfeima @XiaobingSuper @sanchitintel @ashokei @jingxu10
true
2,963,983,966
[ez] Remove dead lite interpreter CI code
clee2000
closed
[ "Merged", "topic: not user facing" ]
4
CONTRIBUTOR
There are no lite-interpreter build environments in CI I assume every mac build is arm64
true
2,963,970,643
Make CompileEventLogger more defensive w.r.t to AOTAutogradCache and FXGraphCache
jamesjwu
closed
[ "Merged", "ciflow/trunk", "topic: not user facing", "module: inductor", "module: dynamo", "ciflow/inductor" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150423 This PR makes it so that we don't crash due to logging if we invoke AOTAutogradCache/FXGraphCache without using dynamo. This is preparation for supporting certain VLLM use cases where they store graph modules and have special...
true
2,963,957,515
Test self hosted GPU runner
zhe-thoughts
open
[ "triaged", "open source", "topic: not user facing", "ciflow/periodic" ]
2
NONE
This is for experimenting with hosting github runners on nvidia managed hardware
true
2,963,903,833
Support tuning of _scaled_grouped_mm
bertmaher
closed
[ "Merged", "Reverted", "ciflow/trunk", "topic: not user facing", "module: inductor", "module: dynamo", "ciflow/inductor", "ci-no-td" ]
21
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150421 This includes the default aten implementation, as well as a Triton implementation imported from FBGEMM (https://github.com/pytorch/FBGEMM/blob/main/fbgemm_gpu/experimental/gemm/triton_gemm/grouped_gemm.py) cc @voznesenskym @p...
true
2,963,881,484
UNSTABLE inductor-unittest / linux-jammy-cpu-py3.12-gcc11-inductor-halide / build
seemethere
closed
[ "module: ci", "triaged", "oncall: pt2", "module: inductor", "unstable", "topic: inductor halide backend" ]
3
MEMBER
This is actually a 2 part failure: Part 1 * The actual job `linux-jammy-cpu-py3.12-gcc11-inductor-halide` is failing because the docker image is attempting to be rebuilt on a `c5.2xlarge` ([link](https://github.com/pytorch/pytorch/actions/runs/14191050396/job/39755627529)) * This is causing a timeout because the `c5...
true
2,963,856,466
Add stride + dtype to autotune results
PaulZhang12
closed
[ "Merged", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
4
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150419 Add stride/dtype info to autotune gemm results. New output header: `AUTOTUNE mm(1024x1024, 1024x7680)` `strides: [1, 1024], [7680, 1]` `dtypes: torch.bfloat16, torch.bfloat16` cc @voznesenskym @penguinwu @EikanWan...
true
2,963,853,936
ci: Use cache / progress when local docker build
seemethere
closed
[ "topic: not user facing" ]
6
MEMBER
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150418 It's a bit annoying to try and work on these locally when the cache / progress isn't being used so let's just set it so that those flags are only valid when in CI directly. `${CI}` is a default environment variable that's def...
true
2,963,849,380
DISABLED test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_uint8 (__main__.TestForeachCUDA)
pytorch-bot[bot]
open
[ "triaged", "module: flaky-tests", "skipped", "module: mta" ]
5
NONE
Platforms: linux, slow This test was disabled because it is failing in CI. See [recent examples](https://hud.pytorch.org/flakytest?name=test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_uint8&suite=TestForeachCUDA&limit=100) and the most recent trunk [workflow logs](https://github.com/pytorch/pytorch/runs/3976085...
true
2,963,787,976
`torch.backends.mkldnn.flags()` CM should not warn
pytorchbot
closed
[ "module: cpu", "module: mkldnn", "open source", "ciflow/linux-aarch64" ]
1
COLLABORATOR
By returning `None` rather than `False` from `THPModule_allowTF32OneDNN` when USE_XPU is not defined Added regression test Fixes https://github.com/pytorch/pytorch/issues/149829
true
2,963,779,297
[Inductor] Fix scaled_mm template migration missing endif block
PaulZhang12
open
[ "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
2
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150415 * #150045 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @chauhang @aakhundov Differential Revision: [D...
true
2,963,762,482
Fix for CVE-2024-7804 needed
MateiLipan
closed
[]
1
NONE
Cross posting from https://github.com/pytorch/pytorch/issues/149044#issuecomment-2757233290 @ZainRizvi let me know if this is the right place Hi team, Didn't know where it is best to write this, but I would suggest scheduling [CVE-2024-7804](https://www.cve.org/CVERecord?id=CVE-2024-7804) for a future release . Even t...
true
2,963,681,991
Disable -Werror for s390x test module compilation
AlekseiNikiforovIBM
closed
[ "triaged", "open source", "Merged", "ciflow/trunk", "topic: not user facing", "ciflow/s390" ]
3
COLLABORATOR
This change should make nightly testsuite green again for s390x.
true
2,963,606,447
[MPSInductor] Fix neg for unsigned types
malfet
closed
[ "Merged", "topic: not user facing", "ciflow/mps", "module: inductor", "ciflow/inductor" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150412 * #150386 By more-or-less copy-n-pasting the fix from https://github.com/pytorch/pytorch/pull/94035 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipisz...
true
2,963,563,561
Test layout_opt_default set to 0
atalman
open
[ "ciflow/periodic", "module: inductor", "ciflow/inductor", "keep-going", "ci-no-td", "ciflow/inductor-periodic" ]
2
CONTRIBUTOR
Fixes #ISSUE_NUMBER cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @chauhang @aakhundov
true
2,963,381,544
Add torch._scaled_mm for CPU
yanbing-j
closed
[ "module: cpu", "open source", "Merged", "Reverted", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor", "ciflow/slow", "ciflow/rocm", "ci-no-td", "ciflow/inductor-rocm", "ciflow/rocm-mi300" ]
15
COLLABORATOR
This PR is the duplicated one for https://github.com/pytorch/pytorch/pull/139975. This PR is to add torch._scaled_mm for CPU backend. _scaled_mm_out_cpu and _scaled_mm_cpu are new added and included in torch._scaled_mm CPU dispatch. We also add _scaled_mm_out_cpu_emulated as a fallback function if the current pla...
true
2,963,319,009
Update torch-xpu-ops commit pin
xytintel
closed
[ "open source", "topic: not user facing", "ciflow/xpu" ]
9
CONTRIBUTOR
Update the torch-xpu-ops commit to [11320f39484d1887870f24172c4803392491a76c](https://github.com/intel/torch-xpu-ops/commit/11320f39484d1887870f24172c4803392491a76c), include - Move torch-xpu-ops commit pin from release/2.7 to main branch. - ~~Bugfix of building error relating to XCCL. (Since https://github.com/pytor...
true
2,962,954,897
tensor with same shape, all contiguous, but have different stride
Xiang-cd
open
[ "triaged" ]
7
NONE
### 🐛 Describe the bug ```python base = './' q = torch.load(f'{base}/problemq2.pt') k = torch.load(f'{base}/problemk2.pt') v = torch.load(f'{base}/problemv2.pt') o = torch.load(f'{base}/problemo2.pt') print(q.stride(), k.stride(),v.stride(),o.stride()) print(q.shape, k.shape, v.shape, o.shape) print(q.is_contiguous(...
true
2,962,896,411
DISABLED test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int8 (__main__.TestForeachCUDA)
pytorch-bot[bot]
open
[ "triaged", "module: flaky-tests", "skipped", "module: mta" ]
7
NONE
Platforms: linux This test was disabled because it is failing in CI. See [recent examples](https://hud.pytorch.org/flakytest?name=test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int8&suite=TestForeachCUDA&limit=100) and the most recent trunk [workflow logs](https://github.com/pytorch/pytorch/runs/39748509020). ...
true
2,962,896,405
DISABLED test_matrix_rank_basic_cuda_float32 (__main__.TestLinalgCUDA)
pytorch-bot[bot]
open
[ "module: rocm", "triaged", "module: flaky-tests", "module: linear algebra", "skipped" ]
7
NONE
Platforms: rocm This test was disabled because it is failing in CI. See [recent examples](https://hud.pytorch.org/flakytest?name=test_matrix_rank_basic_cuda_float32&suite=TestLinalgCUDA&limit=100) and the most recent trunk [workflow logs](https://github.com/pytorch/pytorch/runs/39743051664). Over the past 3 hours, it...
true
2,962,872,771
Generalize compile collective to avoid cuda-bias
Chao1Han
closed
[ "open source", "Merged", "ciflow/trunk", "module: dynamo", "ciflow/inductor", "release notes: dynamo", "ciflow/xpu" ]
15
CONTRIBUTOR
Fixes https://github.com/intel/torch-xpu-ops/issues/1527 Let the combination of `compile` and `collective` to support more devices. cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @chenyang78 @kadeng @chauhang @amjames @zhangxiaoli73 @kwen2501 @...
true
2,962,861,927
Running `LazyModuleMixin` example throw errors
zeshengzong
closed
[ "module: nn", "triaged" ]
0
CONTRIBUTOR
### 📚 The doc issue Running example in doc [LazyModuleMixin](https://pytorch.org/docs/stable/generated/torch.nn.modules.lazy.LazyModuleMixin.html) got errors like this: ```python class LazyMLP(torch.nn.Module): def __init__(self) -> None: super().__init__() self.fc1 = torch.nn.LazyLinear(10) ...
true
2,962,787,847
[Attention] Always pad in preprocess_mask to avoid recompilations
ChuanqiXu9
closed
[ "triaged", "open source", "Merged", "ciflow/trunk", "topic: not user facing", "module: dynamo" ]
10
CONTRIBUTOR
Motivation: for the following script: ``` // demo.py import torch import json from transformers import BertModel, BertConfig CONFIG = """ { "architectures": [ "BertForMaskedLM" ], "attention_probs_dropout_prob": 0.1, "gradient_checkpointing": false, "hidden_act": "gelu", "hidden_dropou...
true
2,962,782,805
Feature Request: Add minLSTM and minGRU Modules
constatza
open
[ "module: nn", "module: rnn", "triaged", "module: python frontend" ]
0
NONE
### Feature, motivation, pitch **Summary:** Implement minimal versions of LSTM and GRU (minLSTM and minGRU) in PyTorch. These modules simplify traditional RNNs by removing hidden state dependencies and non-linearities, enabling parallel training via a parallel scan algorithm. **Motivation:** - **Speed:** Achieves...
true
2,962,770,497
AssertionError: found no DeviceMesh from dtensor args for c10d.broadcast_.default!
KylinC
closed
[ "oncall: distributed", "module: dtensor" ]
9
NONE
### 🐛 Describe the bug my bash script: ``` CUDA_VISIBLE_DEVICES=3,4,5,6 nohup accelerate launch --config_file /archive/share/cql/LLM-FoR-ALL/mini_vlm/accelerate_config.yaml /archive/share/cql/LLM-FoR-ALL/mini_vlm/qwen25vl_sft.py > /archive/share/cql/LLM-FoR-ALL/mini_vlm/logs/output_sft.log 2>&1 & ``` accelerate_conf...
true
2,962,760,362
RuntimeError when exporting large model to ONNX due to 2GiB protobuf limit
byrcoder
closed
[]
5
NONE
### 🐛 Describe the bug When exporting videoseal model (https://github.com/facebookresearch/videoseal/) to ONNX format, I encountered the following error: `RuntimeError: The serialized model is larger than the 2GiB limit imposed by the protobuf library...` ** The sample code video_model = videoseal.load("videoseal...
true
2,962,648,889
torch wheels are unusable if CUDA RPMs are installed on the system (was Import error in nvidia/cuda:12.6.3-cudnn-devel-rockylinux9)
hzhangxyz
open
[ "module: binaries", "module: cuda", "triaged", "module: third_party", "has workaround" ]
8
NONE
### 🐛 Describe the bug ```python import torch ``` ### Versions Collecting environment information... PyTorch version: N/A Is debug build: N/A CUDA used to build PyTorch: N/A ROCM used to build PyTorch: N/A OS: Rocky Linux 9.5 (Blue Onyx) (x86_64) GCC version: (GCC) 11.5.0 20240719 (Red Hat 11.5.0-5) Clang version:...
true
2,962,474,171
[Reland] Launch kernel on current stream & remove `record_stream` entirely
kwen2501
closed
[ "oncall: distributed", "Merged", "ciflow/trunk", "release notes: distributed (c10d)", "ci-no-td" ]
13
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150398 Relanding #148590 due to merge conflict. This PR has multiple changes to `ProcessGroupNCCL` (which unfortunately are related): 1. When async_op=False, we directly launch the collective on "current" stream, instead of a ...
true
2,962,391,038
update get start xpu document for v2.7
ZhaoqiongZ
closed
[ "open source", "Merged", "ciflow/trunk", "topic: docs", "release notes: xpu" ]
14
CONTRIBUTOR
update get start xpu document for v2.7
true
2,962,366,887
Compare device name of profiler dynamically
elpis-furiosa
closed
[ "open source", "Merged", "ciflow/trunk", "topic: not user facing", "module: PrivateUse1" ]
6
CONTRIBUTOR
Compare self.use_device of torch.autograd.profiler.profiler with _get_privateuse1_backend_name(), since privateuse1 backend can be renamed. cc @NmomoN @mengpenghui @fwenguang @cdzhan @1274085042 @PHLens @albanD
true
2,962,339,582
[Doc] Update CMAKE_PREFIX_PATH for XPU windows README
pytorchbot
closed
[ "open source", "topic: not user facing" ]
1
COLLABORATOR
We found that the `pip install cmake` and `conda install cmake` has different behavior. The reason is that the pip installed one doesn't find the corresponding libs under conda env. So we need to set the `CMAKE_PREFIX_PATH` for alignment. cc @svekars @sekyondaMeta @AlannaBurke @gujinghui @EikanWang @fengyuan14 @guan...
true
2,962,305,674
Bugfix in backward of linalg.eigh
podgorskiy
open
[ "fb-exported", "topic: not user facing" ]
12
NONE
Summary: Bugfix in backward of linalg.eigh The expression `VhgV = VhgV - at::matmul(V.mH(), V * at::real(diag_VhgV).unsqueeze(-2))` was simplified to `VhgV = 0.5 *(vhgv - vhgv.T)` for hermitian matrices, which does not seem to be correct. I do not understand where `VhgV = 0.5 *(vhgv - vhgv.T)` came from, but the g...
true
2,962,234,702
[DTensor] Fix compute_local_shape_and_global_offset for uneven sharding
wconstab
closed
[ "oncall: distributed", "release notes: distributed (fsdp)", "ciflow/inductor", "release notes: distributed (checkpoint)" ]
2
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150393 * #150146 * #148894 This fix is needed for cases where distributed checkpointing (DCP) is used to save a local state dict. That's becuase DCP relies on the local-shape / global-offset for each rank being correct to save files...
true
2,962,151,208
DISABLED test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int64 (__main__.TestForeachCUDA)
pytorch-bot[bot]
open
[ "triaged", "module: flaky-tests", "skipped", "module: mta" ]
7
NONE
Platforms: linux, slow This test was disabled because it is failing in CI. See [recent examples](https://hud.pytorch.org/flakytest?name=test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int64&suite=TestForeachCUDA&limit=100) and the most recent trunk [workflow logs](https://github.com/pytorch/pytorch/runs/3973712...
true
2,962,141,813
Add new dependences for gen_pyi.py
FFFrog
closed
[ "open source", "Merged", "ciflow/trunk", "topic: not user facing" ]
6
COLLABORATOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150391 As the title stated. When we update some functions in _torch_docs.py or _tensor_docs.py, and execute some commands (like ``python setup.py evolve``) to install the latest version, the description about the function we just ch...
true
2,962,137,551
On SM89, Triton is not supported as Inductor GEMM backend?
henrylhtsang
closed
[ "triaged", "oncall: pt2", "module: inductor", "upstream triton" ]
7
CONTRIBUTOR
### 🐛 Describe the bug repro 1: 1. Get a SM89 machine 2. run ``` TORCHINDUCTOR_AUTOTUNE_FALLBACK_TO_ATEN=0 pytest -v test/inductor/test_benchmark_fusion.py -k test_avoid_register_spilling_cuda TORCHINDUCTOR_AUTOTUNE_FALLBACK_TO_ATEN=0 pytest -v test/inductor/test_torchinductor.py -k test_linear_dynamic_maxautotune_cu...
true
2,962,118,211
Enabling xpu in OffsetBasedRNGTracker .
pytorchbot
closed
[ "oncall: distributed", "open source", "ciflow/inductor" ]
1
COLLABORATOR
Else torch.distributed breaks on xpu devices. Fixes #ISSUE_NUMBER cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true
2,962,113,991
double free or corruption (out) in torch.as_strided_scatter
qiqicliff
open
[ "module: crash", "module: error checking", "triaged", "topic: fuzzer" ]
3
NONE
### 🐛 Describe the bug Fuzzing of the edge cases in api torch.as_strided_scatter as below: ``` import torch input = torch.randn(4, 4) src = torch.full((2, 2), 10.0) size = 2, 2 stride = 2, 1 storage_offset = 9223372036854775807 torch.as_strided_scatter(input, src, size, stride, storage_offset) ``` ## output crushed ...
true
2,962,112,065
Inconsistent results with PyTorch DeepLabV3 model even after fixing random seeds
wwwwwly
closed
[]
2
NONE
I encountered non-deterministic behavior when using PyTorch's DeepLabV3 model with pretrained weights. Despite fixing all random seeds, repeated executions still produce different results. Code for fixing random seeds and model implementation are as follows. ```python import torch import torch.nn as nn import numpy as ...
true
2,962,109,718
[MPSInductor] torch.complex128 is unsupported on MPS
malfet
closed
[ "Merged", "topic: not user facing", "ciflow/mps", "module: inductor", "module: dynamo", "ciflow/inductor" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150412 * __->__ #150386 Same as torch.float64 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @chauhang @aakhundov
true
2,962,055,151
Fix device description of torch.asarray to avoid ambiguity
FFFrog
closed
[ "open source", "release notes: python_frontend" ]
2
COLLABORATOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150391 * __->__ #150385 As the title stated. Related Issue: https://github.com/pytorch/pytorch/issues/150199
true
2,962,047,677
Add `mse_loss_backward_out` type promotion
zeshengzong
open
[ "triaged", "open source", "topic: not user facing" ]
3
CONTRIBUTOR
Fixes #94086, following #94621 ## Test Result ```bash pytest test/test_nn.py -k test_mse_loss_backward_promotion ``` ![image](https://github.com/user-attachments/assets/178c3652-f671-45d2-8bbc-1253c42254ad)
true
2,962,047,222
bound sympy accuracy
avikchaudhuri
open
[ "module: cpu", "fb-exported", "Merged", "Reverted", "ciflow/trunk", "topic: not user facing", "ci-no-td" ]
13
CONTRIBUTOR
Differential Revision: D72215735 cc @jgong5 @mingfeima @XiaobingSuper @sanchitintel @ashokei @jingxu10
true
2,962,030,412
[MPS] Test bf16 perf of few unary and binary ops
malfet
closed
[ "Merged", "topic: not user facing", "ciflow/mps" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150386 * __->__ #150382
true
2,962,030,077
"RuntimeError: makeDeviceForHostname(): unsupported gloo device" with nightly torch 2.8
AznamirWoW
open
[ "high priority", "triage review", "oncall: distributed", "triaged", "module: regression" ]
10
NONE
### 🐛 Describe the bug Nightly 2.8 torch results in an error during attempt to init a distributed training ```python import sys import os import torch.distributed as dist from random import randint import torch os.environ["USE_LIBUV"] = "0" if sys.platform == "win32" else "1" os.environ["MASTER_ADDR"] = "localhost...
true
2,961,997,310
Make at::vec::Vectorized ops work with scalars
swolchok
closed
[ "module: cpu", "Merged", "release notes: cpp" ]
9
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150568 * __->__ #150380 I noticed that I couldn't use `vec::Vectorized` operations with scalars, even though there is an implicit conversion from `T` to `vec::Vectorized<T>`, so I made it work. Test Plan: Added tests. Reverted vec_base.h, ...
true
2,961,982,550
aten_mm_info counters not being logged properly in `_compile_fx_inner`
exclamaforte
closed
[ "triaged", "oncall: pt2", "module: inductor" ]
3
CONTRIBUTOR
### 🐛 Describe the bug This line fails: https://github.com/pytorch/pytorch/blob/main/torch/_inductor/compile_fx.py#L879 when with `aten._int_mm_{m}_{n}_{k}` and others: https://github.com/pytorch/pytorch/blob/main/torch/_inductor/kernel/mm.py#L717 From this PR: https://github.com/pytorch/pytorch/pull/148800?fbclid=I...
true
2,961,961,345
Not generating runtime checks when the number of inputs is large
yushangdi
closed
[ "fb-exported", "module: inductor", "ciflow/inductor", "release notes: export" ]
3
CONTRIBUTOR
Summary: if the number of inputs/outputs is large, we don’t generate the check_inputs_outputs unless the aot_inductor.compile_wrapper_with_O0 flag is set, and if the environment variable AOTI_RUNTIME_CHECK_INPUTS is set when the check inputs are not generated, we just error out and say you have to compile again with t...
true
2,961,947,382
[CI] Skip test_copy_large_tensor on M2-15 runners
malfet
closed
[ "Merged", "topic: not user facing", "ciflow/mps" ]
3
CONTRIBUTOR
They have more than 12Gb memory, but may be running this test causes OOM in CI
true
2,961,889,701
[dynamic shapes] stop writing Max(*, 1) for strides
pianpwk
open
[ "release notes: export" ]
1
CONTRIBUTOR
When handling strides, avoiding generating Max(u0, 1) expressions if we can, since it'll be hard to deal with these once we move away from guard_size_oblivious. Looking at what the code was before sym_max was introduced (https://github.com/pytorch/pytorch/pull/94400 in `_prims_common/__init__.py`), this change seems...
true
2,961,888,927
[re_build] Get output from stdout and sterr in local and remote execution and better error msg for too big to optimize
yushangdi
closed
[ "fb-exported", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
9
CONTRIBUTOR
Summary: In aoti, we make a better error message for the `too big to optimize` error by suggesting the `aot_inductor.compile_wrapper_opt_level = 'O0'` flag. Test Plan: result example: ``` error: Function _ZN5torch12aot_inductorL22__check_inputs_outputsEPP16AtenTensorOpaqueS3_ is too big to optimize [-Werror,-...
true
2,961,871,649
bf16 grouped gemm
ngimel
closed
[ "module: cuda", "Merged", "topic: not user facing" ]
4
COLLABORATOR
Enabled bf16 grouped gemm with an API similar to _scaled_group_gemm, except without scale and fast accum arguments. All transpose variants are enabled, unlike scaled gemm. Ideally we'd factor out a lot more code from scaled gemm, currently there's a lot of repetition between scaled and non-scaled versions. I factored o...
true
2,961,870,345
[AMD] [TRITON] [INDUCTOR] Add tl.assume to enable bufferops on AMD
njriasan
closed
[ "module: rocm", "fb-exported", "Merged", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
9
CONTRIBUTOR
Summary: Update the GEMM template to include the necessary `tl.assume` annotations to enable bufferops with AMD. Test Plan: Tested manually with a simple matmul run with torch.complie(f, mode="max-autotune") the environment variables TRITON_ALWAYS_COMPILE=1 AMDGCN_ENABLE_DUMP=1 AMDGCN_USE_BUFFER_OPS=1. Inspecting t...
true
2,961,856,469
[dtensor][tp] add a ParallelStyle PrepareModuleInputOutput
tianyu-l
closed
[ "oncall: distributed", "Merged", "ciflow/trunk", "ciflow/inductor", "release notes: distributed (dtensor)" ]
6
CONTRIBUTOR
Needed this class for because `parallelize_module` takes a dict, which doesn't allow `PrepareModuleInput` and `PrepareModuleOutput` to be applied at the same time. The `PrepareModuleInputOutput` in this PR initializes two variables `prepare_module_input` and `prepare_module_output` and uses them to process module / ...
true
2,961,828,501
Dynamic shapes doesn't work with kwargs
tugsbayasgalan
open
[ "oncall: pt2", "oncall: export" ]
2
CONTRIBUTOR
### 🐛 Describe the bug ``` def test_dynamic_shapes_kwargs(self): class Foo(torch.nn.Module): def forward(self, *, x, y, **kwargs): z = kwargs["z"] return x.sum() + y.sum() + z.sum() inputs = {"x": torch.randn(4, 4), "y": torch.randn(4, 4), "z":...
true
2,961,828,485
[Profiler] Fix Empty C Call Queue
sraikund16
closed
[ "fb-exported", "Merged", "Reverted", "ciflow/trunk", "release notes: profiler", "topic: bug fixes", "ci-no-td" ]
20
CONTRIBUTOR
Summary: My commandeer of https://github.com/pytorch/pytorch/pull/150102 Based on description of PR it seems that we need to add C calls for each starting python event with a callable such that when the tracing exits we will have a matching enter for any given exit. It adds some unnecessary events at worst but prev...
true
2,961,821,620
[hop schema] add gen_schema support for invoke_subgraph
ydwu4
closed
[ "topic: not user facing", "module: dynamo", "ciflow/inductor" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150369 * #149688 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @chenyang78 @kadeng @chauhang @amjames
true
2,961,808,651
Support `copy` kwarg in `torch.reshape()` following Python array API standard
leofang
open
[ "triaged", "module: python array api" ]
1
CONTRIBUTOR
### 🚀 The feature, motivation and pitch As title. Currently (as of PyTorch 2.6.0), this is not yet supported. - `torch.reshape`: https://pytorch.org/docs/2.6/generated/torch.reshape.html#torch-reshape - `array_api.reshape`: https://data-apis.org/array-api/2024.12/API_specification/generated/array_api.reshape.html#res...
true
2,961,797,801
[ONNX] decomp does not preserve custom CompositeImplicitAutograd ops
borisfom
closed
[ "module: onnx", "triaged" ]
39
CONTRIBUTOR
### 🚀 The feature, motivation and pitch I recently was forced to implement some composite custom ops with CompositeImplicitAutograd on top of another, more general custom op, for ONNX/TRT export purposes(the original op was used for both forward and backward and therefore had sequence output type that neither onnxrun...
true
2,961,766,903
`torch.vdot()` returns zero when input tensors have complex data type
canturk
closed
[ "needs reproduction", "triaged", "module: macos", "module: linear algebra", "module: intel" ]
4
NONE
### 🐛 Describe the bug `torch.vdot()` returns zero when the input tensors are complex data type: ``` >>> torch.vdot(torch.tensor([2, 3]), torch.tensor([2, 1])) # input arguments are real tensors tensor(7) >>> >>> a = torch.tensor([1 +2j, 3 - 1j]) >>> b = torch.tensor([2 +1j, 4 - 0j]) >>> torch.vdot(a, b) # input...
true
2,961,746,493
Build MacOS CI with MKLDNN
malfet
open
[ "ciflow/trunk", "release notes: build", "topic: improvements", "module: inductor", "ciflow/inductor" ]
1
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150365 To reduce divergence between aarch64 and MacOS builds cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @cha...
true
2,961,745,422
AOTI doesn't error if dynamic shape gets specialized during lowering
angelayi
open
[ "triaged", "oncall: pt2", "export-triaged", "oncall: export", "module: aotinductor" ]
1
CONTRIBUTOR
### 🐛 Describe the bug In some passes inductor is able to further shape specialize a dynamic shape. However AOTI does not error on this (during lowering or during runtime). Example: ```python def test_aoti_specialization(self): from torch._inductor.pattern_matcher import ( fwd_only, ...
true
2,961,744,407
Fix typo
malfet
closed
[ "oncall: distributed", "Merged", "release notes: distributed (c10d)" ]
3
CONTRIBUTOR
Fixes https://github.com/pytorch/pytorch/issues/150339 cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true
2,961,742,870
[BE] Get rid of cross-compile and x86 build options for Mac
malfet
closed
[ "Merged", "ciflow/trunk", "topic: not user facing" ]
3
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150365 * __->__ #150362 As both cross-compilation and x86 builds has been removed a while back Remove stale TODO about building with OpenMP support
true
2,961,732,263
[ROCm] cmake 4 workaround for hiprtc
pytorchbot
closed
[ "module: rocm", "open source", "ciflow/rocm" ]
1
COLLABORATOR
cc @jeffdaily @sunway513 @jithunnair-amd @pruthvistony @ROCmSupport @dllehr-amd @jataylo @hongxiayang @naromero77amd
true
2,961,730,249
CUTLASS backend updates: Instantiation level, long compilation and long autotuning time
henrylhtsang
open
[ "triaged", "oncall: pt2", "module: inductor" ]
8
CONTRIBUTOR
### 🚀 The feature, motivation and pitch This document is intended to be a status update for the CUTLASS backend, including a brief summary of its prospects and outstanding issues. The focus is on H100. # The good As it is known, CUTLASS can outperform Aten and Triton meaningfully (5% - 10%+) on many shapes with exha...
true
2,961,711,084
[PP] Update 1f1b cooldown None steps
H-Huang
open
[ "oncall: distributed", "release notes: distributed (pipeline)" ]
1
MEMBER
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #151249 * #151248 * __->__ #150359 * #150347 This shouldn't make a difference to the schedule runtime since `None` ops are skipped, but helps for readability and visualization. We previously added `None` after each step in 1f1b during coold...
true
2,961,699,718
`torch.backends.mkldnn.flags()` CM should not warn
malfet
closed
[ "module: cpu", "module: mkldnn", "Merged", "ciflow/trunk", "release notes: python_frontend", "topic: bug fixes", "ciflow/linux-aarch64" ]
7
CONTRIBUTOR
By returning `None` rather than `False` from `THPModule_allowTF32OneDNN` when USE_XPU is not defined Added regression test Fixes https://github.com/pytorch/pytorch/issues/149829 Fixes #ISSUE_NUMBER cc @jgong5 @mingfeima @XiaobingSuper @sanchitintel @ashokei @jingxu10 @gujinghui @PenghuiCheng @jianyuh @min-jean-cho...
true
2,961,686,142
[dtensor] add op support for select_backward and slice_backward
tianyu-l
closed
[ "oncall: distributed", "Merged", "ciflow/trunk", "topic: not user facing", "ciflow/inductor", "release notes: distributed (dtensor)" ]
6
CONTRIBUTOR
Inheriting and rebasing @awgu 's PR https://github.com/pytorch/pytorch/pull/149071 - fixed an issue for `select_backward` and an issue for `slice_backward` - removed `_experimental_ops.py` as it becomes empty cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true
2,961,684,263
[fr] Add logger config for flight record in PGNCCL
fduwjj
closed
[ "oncall: distributed", "fb-exported", "Merged", "ciflow/trunk", "release notes: distributed (c10d)" ]
6
CONTRIBUTOR
Summary: We want to move from a scuba based direct logging to a logger config based logging. Mostly changes are internal but we need to change the exception to exception_msg. Test Plan: Following https://www.internalfb.com/wiki/Server_Logging/Getting_Started_with_Logging/Onboarding_Existing_Scribe-Based_Logging_(Alpha...
true
2,961,677,747
support nested compile when inner compile is inside of __torch_dispatch__
bdhirsh
open
[ "module: dynamo", "ciflow/inductor", "release notes: AO frontend" ]
1
CONTRIBUTOR
Fixes https://github.com/pytorch/pytorch/issues/150262 At a high level, the idea is that anywhere we do fake tensor prop inside of compile, there is a risk that this fake prop can recursively invoke compilation. This can happens if we are doing fake prop on a tensor subclass, and it's __torch_dispatch__ uses torch.c...
true
2,961,676,303
[DTensor][tp] fix errors in FSDP+TP checkpointing test
XilunWu
closed
[ "oncall: distributed", "better-engineering", "Merged", "ciflow/trunk", "topic: not user facing", "ciflow/periodic", "release notes: distributed (checkpoint)" ]
6
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150354 ## Summary remove the `tp_parallelize_plan` assignment that accidentally rewrites the previous assignments in `test_fsdp_dsd.py`. ## Test `pytest test/distributed/checkpoint/fsdp/test_fsdp_dsd.py` cc @H-Huang @awg...
true
2,961,669,791
Memory leak base tests for compile
IvanKobzarev
open
[ "topic: not user facing" ]
1
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150353
true
2,961,645,371
Revert "[PGNCCL] Launch kernel on current stream & remove `record_stream` entirely (#148590)
atalman
closed
[ "oncall: distributed", "release notes: distributed (c10d)" ]
1
CONTRIBUTOR
This reverts commit ef6296e7f20d744a0cfed81cab573d60204e7626. Reverting this since its reverted on trunk cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true
2,961,644,693
test enummeta
Sunnie912
open
[ "fb-exported", "topic: not user facing" ]
2
CONTRIBUTOR
Differential Revision: D72196352
true
2,961,643,098
DISABLED test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int32 (__main__.TestForeachCUDA)
pytorch-bot[bot]
open
[ "triaged", "module: flaky-tests", "skipped", "module: mta" ]
8
NONE
Platforms: linux, slow This test was disabled because it is failing in CI. See [recent examples](https://hud.pytorch.org/flakytest?name=test_foreach_copy_with_multi_dtypes__foreach_copy_cuda_int32&suite=TestForeachCUDA&limit=100) and the most recent trunk [workflow logs](https://github.com/pytorch/pytorch/runs/39713...
true
2,961,639,251
[DO NOT REVIEW] Update _fsdp_param_group.py
Ritesh1905
open
[ "oncall: distributed", "release notes: distributed (fsdp)", "ciflow/inductor" ]
1
CONTRIBUTOR
asset `all_reduce_event` is None only if it's not a cpu based device. cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true
2,961,627,788
[ROCm] update test buffer fudge factor for hipblaslt
ethanwee1
closed
[ "oncall: distributed", "module: rocm", "open source", "Merged", "ciflow/trunk", "topic: not user facing", "ciflow/periodic", "ciflow/rocm" ]
6
CONTRIBUTOR
The default workspace for hipblaslt is larger than for cublas/cublaslt which requires a slight increase to the buffer needed. Forward-fix for #150227 that broke ROCm distributed tests but wasn't part of initial CI signal. cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o @jeffd...
true
2,961,619,309
[PP] Add schedule visualizer
H-Huang
closed
[ "oncall: distributed", "Merged", "ciflow/trunk", "release notes: distributed (pipeline)", "module: pipelining" ]
6
MEMBER
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #151249 * #151248 * #150359 * __->__ #150347 Added a new private file (`_schedule_visualizer.py`) with some helper methods that can be used to visualize the operations of a schedule and plot with matplotlib. InterleavedZeroBubble(pp_grou...
true
2,961,598,859
[Cutlass] Integrate EVT codegen into 3x gemm template
mlazos
closed
[ "Merged", "ciflow/trunk", "module: inductor", "ciflow/inductor", "release notes: inductor" ]
6
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150910 * #150909 * #150908 * #150907 * #150906 * #150905 * #150904 * #150903 * __->__ #150346 * #150345 * #150344 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @ji...
true
2,961,598,751
[Cutlass] Codegen for EVT Epilogue
mlazos
closed
[ "Merged", "ciflow/trunk", "module: inductor", "ciflow/inductor", "release notes: inductor" ]
9
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150910 * #150909 * #150908 * #150907 * #150906 * #150905 * #150904 * #150903 * #150346 * __->__ #150345 * #150344 Previously merged: * #150344 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhu...
true
2,961,598,673
[Cutlass] Import cutlass python API for EVT
mlazos
closed
[ "Merged", "ciflow/trunk", "module: inductor", "ciflow/inductor", "release notes: inductor" ]
7
CONTRIBUTOR
This imports the pieces of the cutlass python API that are needed for python EVT tracing. It builds on existing importing for cutlass_library. Once EVT tracing has been added to cutlass_library (should be later this year) this can be removed. Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom)...
true
2,961,584,322
[ez][inductor][tests] Skip triton backend only for CPU tests
henrylhtsang
closed
[ "Merged", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
9
CONTRIBUTOR
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * __->__ #150343 Motivation: to unblock https://github.com/pytorch/pytorch/pull/148622 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @mu...
true
2,961,538,008
Torch trace doesn't respect @torch.jit.ignore on torch.nn.Module forward method
bpottersta
open
[ "oncall: jit" ]
0
NONE
### 🐛 Describe the bug Tracing a class derived from torch.nn.Module doesn't respect the @torch.jit.ignore decorator on the forward method. There is good reason to want a class to derive from torch.nn.Module but NOT trace the forward method, see example below. The forward method is valid and useful in usages with pyt...
true
2,961,536,810
[dynamo] add reason field to torch.compiler.disable
williamwen42
closed
[ "Merged", "ciflow/trunk", "module: dynamo", "ciflow/inductor", "release notes: dynamo", "module: compile ux" ]
6
MEMBER
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #150440 * __->__ #150341 Implements https://github.com/pytorch/pytorch/issues/146445 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @chenyang78 @kadeng @chauhang @am...
true
2,961,511,691
[AOTI] Skip test_buffer_mutation_and_force_mmap_weights for fbcode
desertfire
closed
[ "fb-exported", "Merged", "ciflow/trunk", "topic: not user facing", "module: inductor", "ciflow/inductor" ]
4
CONTRIBUTOR
Summary: Skip due to an older ideep version Differential Revision: D72190746 cc @voznesenskym @penguinwu @EikanWang @jgong5 @Guobing-Chen @XiaobingSuper @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @chenyang78 @kadeng @muchulee8 @amjames @chauhang @aakhundov
true
2,961,505,496
[typo] pecify -> specify
bobcao3
closed
[ "oncall: distributed", "module: docs", "triaged", "actionable" ]
0
NONE
https://github.com/pytorch/pytorch/blob/80b7f6b70426ae329b1c99a7efb863835d1de0cb/torch/csrc/distributed/c10d/ProcessGroupNCCL.cpp#L4753 cc @H-Huang @awgu @kwen2501 @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o @svekars @sekyondaMeta @AlannaBurke
true
2,961,503,950
Copy native runtime code to OSS.
zhxchen17
open
[ "ciflow/trunk", "topic: not user facing" ]
14
CONTRIBUTOR
Summary: # High level context Torch native runtime (codename: Sigmoid) is a new feature we're upstreaming to libtorch. Native runtime will execute a graph based on torch.export() format directly and the entire runtime is written in C++ so there's no Python dependency for running this. The open sourcing part of...
true
2,961,497,028
[cuDNN][SDPA] Loosen constraints for GQA for cuDNN Attention
eqy
closed
[ "module: cudnn", "triaged", "open source", "Merged", "ciflow/trunk", "topic: not user facing", "module: sdpa" ]
9
COLLABORATOR
cuDNN attention doesn't require key and value tensors to have the same number of heads cc @csarofeen @ptrblck @xwang233
true
2,961,484,530
[parallelize_module] uneven sharding + use_local_output breaks
wconstab
open
[ "oncall: distributed", "triaged", "module: dtensor" ]
4
CONTRIBUTOR
Rowwise/ColwiseParallel strategies both default to 'use_local_output=True'. If a linear layer has an uneven size (e.g. 5) on the sharded dimension, bad things happen. 1) first linear (input projection) will produce an output of global size (5,), with shards of (3, ) and (2, ) on 2 ranks. 2) second linear (output pro...
true
2,961,477,097
[PGNCCL][BE] Merge mutex into TensorShelf for encapsulation
kwen2501
closed
[ "oncall: distributed", "release notes: distributed (c10d)" ]
2
CONTRIBUTOR
ghstack-source-id: e4b48e5473af4c7fbc227e63948633a33b1c7a59 Pull Request resolved: https://github.com/pytorch/pytorch/pull/150130 (cherry picked from commit 783c3c823ef261cf00d33568966357cd97909cd6) Fix 3 of 3 for https://github.com/pytorch/pytorch/pull/148590 cc @H-Huang @awgu @wanchaol @fegin @fduwjj @wz337...
true
2,961,475,116
[c10d] Move unstashing from watchdog to main thread
kwen2501
closed
[ "oncall: distributed", "release notes: distributed (c10d)" ]
2
CONTRIBUTOR
ghstack-source-id: 2a00866ec975f1beac417b4c9e7829baebabe843 Pull Request resolved: https://github.com/pytorch/pytorch/pull/150079 (cherry picked from commit 27b79263d78594e466d578fa88b570be2dd626ae) Fix 2 of 3 for #148590 cc @H-Huang @awgu @wanchaol @fegin @fduwjj @wz337 @wconstab @d4l3k @c-p-i-o
true