CUDA: fix broken oob check for FA vec f32 kernel (llama/7904)

diff --git a/src/ggml-cuda/fattn-vec-f32.cuh b/src/ggml-cuda/fattn-vec-f32.cuh
index ddf0c83740f5ae0bfcbd747b02ba412c641fc5ab..11a5e355fd40b8d59c9bd9176112505392dfdba5 100644 (file)
--- a/src/ggml-cuda/fattn-vec-f32.cuh
+++ b/src/ggml-cuda/fattn-vec-f32.cuh
@@ -149,7 +149,7 @@ static __global__ void flash_attn_vec_ext_f32(
             for (int i0 = 0; i0 < D/2; i0 += WARP_SIZE) {
                 const int i = i0 + threadIdx.x;
 
-                Q_f2[j][i0/WARP_SIZE]    = ncols <= 2 || ic0 + j ? Q_f2_j[i] : make_float2(0.0f, 0.0f);
+                Q_f2[j][i0/WARP_SIZE]    = ncols <= 2 || ic0 + j < ne01 ? Q_f2_j[i] : make_float2(0.0f, 0.0f);
                 Q_f2[j][i0/WARP_SIZE].x *= scale;
                 Q_f2[j][i0/WARP_SIZE].y *= scale;
             }