adds volatile state directory to the fs plan for cntrs/pods/fifo

Signed-off-by: Mike Brown <brownwm@us.ibm.com>

pkg/server/container_execsync.go

@@ -116,12 +116,12 @@ func (c *criService) execInContainer(ctx context.Context, id string, opts execOp
 	}
 	execID := util.GenerateID()
 	logrus.Debugf("Generated exec id %q for container %q", execID, id)
-	rootDir := getContainerRootDir(c.config.RootDir, id)
+	volatileRootDir := c.getVolatileContainerRootDir(id)
 	var execIO *cio.ExecIO
 	process, err := task.Exec(ctx, execID, pspec,
 		func(id string) (containerdio.IO, error) {
 			var err error
-			execIO, err = cio.NewExecIO(id, rootDir, opts.tty, opts.stdin != nil)
+			execIO, err = cio.NewExecIO(id, volatileRootDir, opts.tty, opts.stdin != nil)
 			return execIO, err
 		},
 	)