Issues

• Q5_K GEMV parity bar is ~1000x looser than measured error; tolerance table also lists the kernel as untested

  zerfoo/ztensor#182 · Filter by author dndungu opened on Aug 20, 2026

• v0.6.0 tag appears re-cut: go.sum checksum mismatch breaks zonnx build

  zerfoo/ztensor#181 · Filter by author dndungu opened on Aug 20, 2026

• internal/metal: Metal compute dispatch SIGSEGVs on darwin/amd64 (exposed by #171 fix)

  zerfoo/ztensor#173 · Filter by author dndungu opened on Jul 3, 2026

• Arena ResetPool + memory reuse corrupts save-for-backward tensors → zero/garbage gradients on subsequent steps (GB10)

  zerfoo/ztensor#167 · Filter by author dndungu opened on Jun 17, 2026
  2

• Save-for-backward contract + arena pinning + poison-on-reset; gradcheck/parity harnesses; kernel numerics audit

  zerfoo/ztensor#128 · Filter by author dndungu opened on Jun 10, 2026

• v1.9.0: arena overflow hit on FIRST per-sample alloc (64GB arena) + async overflow still stalls GB10 — crossasset training freezes step 0

  zerfoo/ztensor#118 · Filter by author dndungu opened on Jun 7, 2026
  3