diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index 88d566f0ffa6..563b2a94d4c3 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -1709,7 +1709,7 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
 {
 	struct ublk_device *ub = cmd->file->private_data;
 	struct ublk_queue *ubq;
-	struct ublk_io *io;
+	struct ublk_io *io = NULL;
 	u32 cmd_op = cmd->cmd_op;
 	unsigned tag = ub_cmd->tag;
 	int ret = -EINVAL;
@@ -1822,7 +1822,7 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
 
  out:
 	pr_devel("%s: complete: cmd op %d, tag %d ret %x io_flags %x\n",
-			__func__, cmd_op, tag, ret, io->flags);
+			__func__, cmd_op, tag, ret, io ? io->flags : 0);
 	return ret;
 }