Issues

• flaky: TestSimpleRNN_LossDecreases fails on a docs-only PR, passes on re-run

  zerfoo/zerfoo#1010 · Filter by author dndungu opened on Sep 18, 2026

• go test ./tests/parity/ reports ok while exercising zero models — 53 of 218 tests skip silently without ZERFOO_MODELS_DIR

  zerfoo/zerfoo#999 · Filter by author dndungu opened on Aug 23, 2026

• Gradient checks across 5 backward suites silently degrade to an absolute bound; GQA backward correctness is unverified

  zerfoo/zerfoo#998 · Filter by author dndungu opened on Aug 23, 2026

• TestGPUTinyTrainingConvergence: tiny PatchTST GPU training run fails to converge

  zerfoo/zerfoo#983 · Filter by author dndungu opened on Aug 10, 2026

• TestGatherInt64Parity: intermittent "cudaMemcpy failed: invalid argument" on a rotating sub-case

  zerfoo/zerfoo#982 · Filter by author dndungu opened on Aug 10, 2026

• Pin distroless base image to the multi-arch index digest, not the per-arch (amd64) manifest (deep-review 002 CICD-4 residual)

  zerfoo/zerfoo#976 · Filter by author dndungu opened on Jul 11, 2026

• Evaluate gating /metrics behind auth or a separate listener (deep-review 002 SERVE-7 residual)

  zerfoo/zerfoo#975 · Filter by author dndungu opened on Jul 11, 2026

• zerfoo internal/cuda/kernels fork still builds with global --use_fast_math (ztensor#143 fork-drift)

  zerfoo/zerfoo#974 · Filter by author dndungu opened on Jul 11, 2026

• Kernel failures unmasked by #922 fix: sgemv_m1 odd-N misalignment + fp32 reduction-order tolerances (T135.2/T135.3)

  zerfoo/zerfoo#926 · Filter by author dndungu opened on Jul 3, 2026
  1

• LTX-2.3 (22B) geometry header-read gate before any 2.3 support (E127/T127.8.1)

  zerfoo/zerfoo#888 · Filter by author dndungu opened on Jun 17, 2026

• Conv2d/Conv3D/ConvTranspose backward for VAE training (deferred from E127)

  zerfoo/zerfoo#887 · Filter by author dndungu opened on Jun 17, 2026

• [E125] mmap-Based GGUF Loading (remaining work)

  E125epicparked
  zerfoo/zerfoo#802 · Filter by author dndungu opened on Apr 28, 2026
  1

• [T124.7.2] Execute the placement decision (move or keep + document)

  E124plan-task
  zerfoo/zerfoo#799 · Filter by author dndungu opened on Apr 27, 2026 · M-LAYOUT-1: Architectural Layout Cleanup

• [T124.6.2] Extract parity helpers to tests/parity/testutil/

  E124plan-task
  zerfoo/zerfoo#796 · Filter by author dndungu opened on Apr 27, 2026 · M-LAYOUT-1: Architectural Layout Cleanup

• [T124.2.3] Replace inline activation copies

  E124plan-task
  zerfoo/zerfoo#774 · Filter by author dndungu opened on Apr 27, 2026 · M-LAYOUT-1: Architectural Layout Cleanup

• [T124.2.2] Make layers/functional/activations.go thin wrappers

  E124plan-task
  zerfoo/zerfoo#773 · Filter by author dndungu opened on Apr 27, 2026 · M-LAYOUT-1: Architectural Layout Cleanup

• [E124] Architectural Layout Cleanup (from deep-review-001)

  E124epic
  zerfoo/zerfoo#767 · Filter by author dndungu opened on Apr 27, 2026 · M-LAYOUT-1: Architectural Layout Cleanup

• [T99.2.2] Fix gemma4e decode correctness (degenerate output)

  E99parkedplan-task
  zerfoo/zerfoo#757 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support
  1

• [T99.1.3] Re-verify gemma4e generate with CUDA graph capture ENABLED

  E99plan-task
  zerfoo/zerfoo#754 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [E99] CUDA graph capture + pleCombinedProducer H2D incompatibility (surfaced during T98.3.1)

  E99epic
  zerfoo/zerfoo#751 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [E98] Gemma 4 edge CUDA qNorm illegal memory access (unblocks T97.1.3)

  E98epic
  zerfoo/zerfoo#750 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [T97.2.3] Run parity on DGX and document

  E97plan-task
  zerfoo/zerfoo#748 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [T97.2.2] Parity harness: shared prompt + top-1 extraction

  E97plan-task
  zerfoo/zerfoo#747 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [E97] Gemma 4 Generation + Ollama Parity (follow-up to E93-4)

  E97epic
  zerfoo/zerfoo#742 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support

• [E96] DGX Staging + First Gemma 4 E2E Spark Run

  E96epic
  zerfoo/zerfoo#736 · Filter by author dndungu opened on Apr 27, 2026 · M-E92: Gemma 4 Support