- zero-fill split partials so combine skips unwritten splits deterministically - skip loading masked KV in paged decode kernels to avoid 0*NaN output poisoning - zero-fill shared memory tile buffers to prevent stale NaN leaking into softmax
- zero-fill split partials so combine skips unwritten splits deterministically - skip loading masked KV in paged decode kernels to avoid 0*NaN output poisoning - zero-fill shared memory tile buffers to prevent stale NaN leaking into softmax