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[bug] Weight quantizer optimize_for_gemm should not be enabled unconditionally

bugSomething isn't workingSomething isn't working

Status: Open.

#3220 In NVIDIA/TransformerEngine;

· zhongbozhu opened on Jul 16, 2026

GroupedLinear NVFP4 with RHT fails at runtime on sm_120/sm_121

Status: Open.

#3219 In NVIDIA/TransformerEngine;

· davidkny22 opened on Jul 16, 2026

cuDNN to accept actual seqlens in addition to cumulative seqlens

Status: Open.

#3218 In NVIDIA/TransformerEngine;

· sudhakarsingh27 opened on Jul 16, 2026

[BUG] NVFP4 fails on RTX 5070 Laptop (SM120): CUDA Error: no kernel image is available for execution on the device

Status: Open.

#3217 In NVIDIA/TransformerEngine;

· Yash-456 opened on Jul 16, 2026

flash-attn-4 4.0.0b11: DotProductAttention batched backward returns wrong dQ/dK/dV at head_dim=256 on Blackwell (sm_100)

Status: Open.

#3216 In NVIDIA/TransformerEngine;

· XiaohanZhangCMU opened on Jul 16, 2026

[PyTorch] FusedAdam silently skips updates when a parameter group ends with an empty tensor

Status: Open.

#3207 In NVIDIA/TransformerEngine;

· wujingyue opened on Jul 13, 2026

[PyTorch] FusedAdam/multi_tensor_apply: OOB metadata writes when a zero-numel tensor lands in the last TensorListMetadata slot (CUDA IMA / misaligned address; silent corruption below threshold)

Status: Open.

#3202 In NVIDIA/TransformerEngine;

· yuhezhang-ai opened on Jul 10, 2026

[PyTorch] Request a migration path for downstream _GroupedLinear integrations after the 2.17 signature change

Status: Open.

#3191 In NVIDIA/TransformerEngine;

· cuichenx opened on Jul 8, 2026

Plumb dbias request in isolation into the common backend selector

bugSomething isn't workingSomething isn't working

Status: Open.

#3188 In NVIDIA/TransformerEngine;

· KshitijLakhani opened on Jul 8, 2026

Improve readability of dgrad_reduce_scatter_overlap variable name

Status: Open.

#3164 In NVIDIA/TransformerEngine;

· Prachi-kushwaha opened on Jul 2, 2026

Hybrid quantization follow-ups

bugSomething isn't workingSomething isn't working

Status: Open.

#3158 In NVIDIA/TransformerEngine;

· negvet opened on Jun 30, 2026

Track recipe config changes for quantizer rebuilds

bugSomething isn't workingSomething isn't working

Status: Open.

#3157 In NVIDIA/TransformerEngine;

· negvet opened on Jun 30, 2026