syz-manager: check for binary files in queue.Request

We don't support them in syz-manager.

syz-manager/rpc.go

@@ -355,7 +355,7 @@ func (serv *RPCServer) ExchangeInfo(a *rpctype.ExchangeInfoRequest, r *rpctype.E
  // It's unlikely that subsequent Next() calls will yield something.
  break
  }
- if err := inp.Validate(); err != nil {
+ if err := validateRequest(inp); err != nil {
  panic(fmt.Sprintf("invalid request: %v, req: %#v", err, inp))
  }
  if req, ok := serv.newRequest(runner, inp); ok {
@@ -400,6 +400,18 @@ func (serv *RPCServer) ExchangeInfo(a *rpctype.ExchangeInfoRequest, r *rpctype.E
  return nil
 }
 
+func validateRequest(req *queue.Request) error {
+ err := req.Validate()
+ if err != nil {
+ return err
+ }
+ if req.BinaryFile != "" {
+ // Currnetly it should only be done in tools/syz-runtest.
+ return fmt.Errorf("binary file execution is not supported")
+ }
+ return nil
+}
+
 func (serv *RPCServer) findRunner(name string) *Runner {
  if val, _ := serv.runners.Load(name); val != nil {
  runner := val.(*Runner)