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No prebuilt wheels for sm_103 (B300) and sm_121 (GB10)

Status: Open.

#1019 In state-spaces/mamba;

· davidnichols-ops opened on Aug 17, 2026

mamba3 utils.py: PTX inline-asm helpers (cos_approx/sin_approx/tanh_approx) with NVPTX 'f' constraints cannot compile on ROCm/AMDGPU

Status: Open.

#1018 In state-spaces/mamba;

· kryptodogg opened on Aug 15, 2026

Mamba3 SISO kernel: 3-7.5% deviation from reference (heavy-tailed, masked by bf16 rtol=1e-1)

Status: Open.

#1017 In state-spaces/mamba;

· Filip-Miara opened on Aug 13, 2026

Sequences longer than ~61K tokens (and often less) silently give a wrong answer or crash

Status: Open.

#1015 In state-spaces/mamba;

· chipsncheese-ie opened on Aug 12, 2026

Mamba3.forward() passes a 3-D tensor to step(), which requires 2-D — decode path raises EinopsError

Status: Open.

#1014 In state-spaces/mamba;

· JuiceB0xC0de opened on Aug 8, 2026

Training API support for initial/final recurrent state (TBPTT / chunked sequence training)

Status: Open.

#1013 In state-spaces/mamba;

· jkxdl opened on Aug 7, 2026

Publish wheels for torch 2.11 / 2.12 / 2.13 — the PyPI matrix has been pinned at 2.10 since February

Status: Open.

#999 In state-spaces/mamba;

· fabianbergermann opened on Jul 23, 2026

Verify evals on Papers with Code

Status: Open.

#998 In state-spaces/mamba;

· NielsRogge opened on Jul 22, 2026

Can Selective Scan be used to quantify acceleration?

Status: Open.

#991 In state-spaces/mamba;

· sugar-Steamedfish opened on Jul 16, 2026

Mamba-3 fails on RTX PRO 6000 (Blackwell) due to smaller per-SM shared memory (128KB vs 160KB)

Status: Open.

#990 In state-spaces/mamba;

· hanchenyyds opened on Jul 15, 2026

apache-tvm-ffi<=0.1.12 (after #984) is incompatible with pinned tilelang==0.1.8 — measured working ceiling is 0.1.9

Status: Open.

#986 In state-spaces/mamba;

· saromleang opened on Jul 8, 2026

Mamba3 MIMO forward doesn't work with seq_length=1

Status: Open.

#985 In state-spaces/mamba;

· stergiosba opened on Jul 4, 2026