diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 1a0f07710a2b..952c99fcb636 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -3106,7 +3106,7 @@ static ssize_t __fuse_copy_file_range(struct file *file_in, loff_t pos_in,
 		.nodeid_out = ff_out->nodeid,
 		.fh_out = ff_out->fh,
 		.off_out = pos_out,
-		.len = len,
+		.len = min_t(size_t, len, UINT_MAX & PAGE_MASK),
 		.flags = flags
 	};
 	struct fuse_write_out outarg;