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[QST] cute.arch.warpgroup_reg_alloc in PTX, but not in SASS

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2927 In NVIDIA/cutlass;

· ipiszy-x opened on Jan 4, 2026

[QST] cutlass profiler -DCUTLASS_LIBRARY_KERNELS=cutlass3x*f32xe4m3_*f32xe4m3* but for fp16/bf16 scales?

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2925 In NVIDIA/cutlass;

· aidando73 opened on Jan 4, 2026

[QST] FP8 Blockwise GEMM worse than fp16 case

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2923 In NVIDIA/cutlass;

· aidando73 opened on Jan 3, 2026

[BUG] Add FP4 TMA kernel example for Blackwell in CuTe Python DSL

? - Needs Triage

bugSomething isn't workingSomething isn't working

CuTe DSL

Status: Open.

#2922 In NVIDIA/cutlass;

· whatdhack opened on Jan 3, 2026

[BUG] Incorrect tensor layout stride values in Blackwell tutorial 01_mma_sm100.cu comments

? - Needs Triage

bugSomething isn't workingSomething isn't working

CuTe DSL

Status: Open.

#2920 In NVIDIA/cutlass;

· Johnsonms opened on Jan 3, 2026

[QST] Difference between <code>cute.arch.block_idx_in_cluster</code> vs <code>cute.arch.block_in_cluster_idx</code>

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2918 In NVIDIA/cutlass;

· lifuhuang opened on Jan 1, 2026

[FEA] Support <code>grid_constant</code> annotation in CuTe DSL

? - Needs Triage

CuTe DSL

feature requestNew feature or requestNew feature or request

Status: Open.

#2915 In NVIDIA/cutlass;

· Gin-Sin opened on Dec 31, 2025

[QST] SymInt support arithmetic operation?

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2913 In NVIDIA/cutlass;

· lingzhiz1998 opened on Dec 30, 2025

[QST] Why the pipeline wait before update tma descriptors are removed, at tma array gemm kernel

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2912 In NVIDIA/cutlass;

· Dixeran opened on Dec 30, 2025

[BUG] Cutlass (v3.2 and v4) build fails on Windows 11

? - Needs Triage

bugSomething isn't workingSomething isn't working

CUTLASS C++

Status: Open.

#2911 In NVIDIA/cutlass;

· kyamant opened on Dec 29, 2025

[QST]some question about blackwell fmha

? - Needs Triage

questionQuestionQuestion

Status: Open.

#2909 In NVIDIA/cutlass;

· liuqi123123 opened on Dec 26, 2025

[QST] FP4 Tensor Core mma.sync Instruction Unsupported on SM_101 Architecture

Status: Open.

#2908 In NVIDIA/cutlass;

· KarlDe1 opened on Dec 26, 2025