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[vllm] [2.12 regression][B200] test_batch_invariance: nondeterministic outputs 3/5 trials with FLASH_ATTN (B200 only, H100 passes)

Status: Open.

#181248 In pytorch/pytorch;

· atalman opened on Apr 23, 2026

[vllm] [2.12 regression] Qwen2.5-Math-PRM-7B reward logits diverge from golden (test_prm_models_with_golden_outputs)

bot-triagedThis is a label only to be used by the auto triage botThis is a label only to be used by the auto triage bot

module: numerical-stabilityProblems related to numerical stability of operationsProblems related to numerical stability of operations

module: regressionIt used to work, and now it doesn'tIt used to work, and now it doesn't

module: vllm

triage review

Status: Open.

#181249 In pytorch/pytorch;

· atalman opened on Apr 23, 2026

[vllm] [2.12 regression][CPU] torch.compile fullgraph=True raises "found no compiled frames" under Intel SDE (TORCH_COMPILE_DISABLE=1 not honored?)

bot-triagedThis is a label only to be used by the auto triage botThis is a label only to be used by the auto triage bot

module: compile uxUX issues related to torch.compileUX issues related to torch.compile

module: cpuCPU specific problem (e.g., perf, algorithm)CPU specific problem (e.g., perf, algorithm)

module: regressionIt used to work, and now it doesn'tIt used to work, and now it doesn't

oncall: pt2

triage review

Status: Open.

#181247 In pytorch/pytorch;

· atalman opened on Apr 23, 2026

Dynamo shouldn't assume modules are reimportable

Status: Open.

#181243 In pytorch/pytorch;

· ezyang opened on Apr 23, 2026

torch.cuda.synchronize() syncs on device 0 when current device is not explicitly set, causing incomplete profiling results

bot-triagedThis is a label only to be used by the auto triage botThis is a label only to be used by the auto triage bot

oncall: profilerprofiler-related issues (cpu, gpu, kineto)profiler-related issues (cpu, gpu, kineto)

Status: Open.

#181238 In pytorch/pytorch;

· zhangfzR opened on Apr 23, 2026

jit.script sequence unpacking breaks when using square brackets

bot-triagedThis is a label only to be used by the auto triage botThis is a label only to be used by the auto triage bot

oncall: jitAdd this issue/PR to JIT oncall triage queueAdd this issue/PR to JIT oncall triage queue

Status: Open.

#181231 In pytorch/pytorch;

· ruro opened on Apr 23, 2026

DISABLED test_strided_leaf_grad_layout_cuda (__main__.TestAutogradDeviceTypeCUDA)

module: autogradRelated to torch.autograd, and the autograd engine in generalRelated to torch.autograd, and the autograd engine in general

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

triagedThis issue has been looked at a team member, and triaged and prioritized into an appropriate moduleThis issue has been looked at a team member, and triaged and prioritized into an appropriate module

Status: Open.

#181229 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026

DISABLED test_is_retain_graph_cpu (__main__.TestAutogradMultipleDispatchCPU)

module: autogradRelated to torch.autograd, and the autograd engine in generalRelated to torch.autograd, and the autograd engine in general

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

triagedThis issue has been looked at a team member, and triaged and prioritized into an appropriate moduleThis issue has been looked at a team member, and triaged and prioritized into an appropriate module

Status: Open.

#181228 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026

DISABLED test_bmm_with_y_storage_offset_bs_50_Mdim_192_Kdim_196_Ndim_385_cpu_bfloat16 (__main__.TestSelectAlgorithmCPU)

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

oncall: cpu inductorCPU Inductor issues for Intel team to triageCPU Inductor issues for Intel team to triage

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

Status: Open.

#181227 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026

DISABLED test_update_batch_norm_mechanism_functional_call_originally_track_running_stats_False_cpu (__main__.TestExamplesCorrectnessCPU)

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

module: functorchPertaining to torch.func or pytorch/functorchPertaining to torch.func or pytorch/functorch

oncall: pt2

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

Status: Open.

#181226 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026

DISABLED test_no_grad_inside_grad_cpu (__main__.TestHigherOrderOperatorInteractionCPU)

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

module: functorchPertaining to torch.func or pytorch/functorchPertaining to torch.func or pytorch/functorch

oncall: pt2

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

Status: Open.

#181225 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026

DISABLED test_cross_stream_stride_copy (__main__.TestUserStreamCompile)

module: flaky-testsProblem is a flaky test in CIProblem is a flaky test in CI

module: inductor

oncall: pt2

skippedDenotes a (flaky) test currently skipped in CI.Denotes a (flaky) test currently skipped in CI.

triagedThis issue has been looked at a team member, and triaged and prioritized into an appropriate moduleThis issue has been looked at a team member, and triaged and prioritized into an appropriate module

Status: Open.

#181224 In pytorch/pytorch;

· pytorch-bot opened on Apr 23, 2026