diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 271535f56bd2b39e582c44abea55929a925ffe21..f42314c863773827ff62f70a9ff5728ac5d9bd62 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -354,7 +354,7 @@ static void blk_mq_debugfs_rq_hang_show(struct seq_file *m, struct request *rq)
 	struct bio_vec *bvec;
 	struct bvec_iter_all iter_all;
 
-	seq_printf(m, "%p {.op=", rq);
+	seq_printf(m, "%px {.op=", rq);
 	if (strcmp(op_str, "UNKNOWN") == 0)
 		seq_printf(m, "%u", op);
 	else