Fixed #TSB-1234 test

ebpftracer/ebpf/l7/l7.c

@@ -309,12 +309,12 @@ void perf_event_batch_output(void *ctx,  struct l7_event *e) {
 //        src_size++;
 //    }
     // bpf_printk("IK...perf_event_batch_output...src=%d", src_size);
-    unsigned char *dst = e_buff->data + e_buff->len;
-    cw_copy_byte_arrays(src, e_buff->data, e_length);
-//    for (int i = 0; i < e_length; i++) {   //IK:ERROR: IK: BPF stack limit of 512 bytes is exceeded. Please move large on stack variables into BPF per-cpu array map.
-//        // *dst++ = *src++;
-//        e_buff->data[i] = src[i];
-//    }
+    // unsigned char *dst = e_buff->data + e_buff->len;
+    // cw_copy_byte_arrays(src, e_buff->data, e_length);
+    for (int i = 0; i < e_length; i++) {   //IK:ERROR: IK: BPF stack limit of 512 bytes is exceeded. Please move large on stack variables into BPF per-cpu array map.
+        // *dst++ = *src++;
+        e_buff->data[e_length + i] = src[i];
+    }
 //    int remaining_space = sizeof(e_buff->data) - e_buff->len;
 //    bpf_printk("IK...perf_event_batch_output...remaining_space=%d", remaining_space);
 //    if (remaining_space >= e_length) {