1 files changed, 106 insertions, 0 deletions
diff --git a/test/8a9973408177.c b/test/8a9973408177.c
new file mode 100644
index 0000000..94bf781
--- /dev/null
+++ b/test/8a9973408177.c
@@ -0,0 +1,106 @@
+/* SPDX-License-Identifier: MIT */
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+
+#include "liburing.h"
+
+static int register_file(struct io_uring *ring)
+{
+	char buf[32];
+	int ret, fd;
+
+	sprintf(buf, "./XXXXXX");
+	fd = mkstemp(buf);
+	if (fd < 0) {
+		perror("open");
+		return 1;
+	}
+
+	ret = io_uring_register_files(ring, &fd, 1);
+	if (ret) {
+		fprintf(stderr, "file register %d\n", ret);
+		return 1;
+	}
+
+	ret = io_uring_unregister_files(ring);
+	if (ret) {
+		fprintf(stderr, "file register %d\n", ret);
+		return 1;
+	}
+
+	unlink(buf);
+	close(fd);
+	return 0;
+}
+
+static int test_single_fsync(struct io_uring *ring)
+{
+	struct io_uring_cqe *cqe;
+	struct io_uring_sqe *sqe;
+	char buf[32];
+	int fd, ret;
+
+	sprintf(buf, "./XXXXXX");
+	fd = mkstemp(buf);
+	if (fd < 0) {
+		perror("open");
+		return 1;
+	}
+
+	sqe = io_uring_get_sqe(ring);
+	if (!sqe) {
+		printf("get sqe failed\n");
+		goto err;
+	}
+
+	io_uring_prep_fsync(sqe, fd, 0);
+
+	ret = io_uring_submit(ring);
+	if (ret <= 0) {
+		printf("sqe submit failed: %d\n", ret);
+		goto err;
+	}
+
+	ret = io_uring_wait_cqe(ring, &cqe);
+	if (ret < 0) {
+		printf("wait completion %d\n", ret);
+		goto err;
+	}
+
+	io_uring_cqe_seen(ring, cqe);
+	unlink(buf);
+	return 0;
+err:
+	unlink(buf);
+	return 1;
+}
+
+int main(int argc, char *argv[])
+{
+	struct io_uring ring;
+	int ret;
+
+	if (argc > 1)
+		return 0;
+
+	ret = io_uring_queue_init(8, &ring, 0);
+	if (ret) {
+		printf("ring setup failed\n");
+		return 1;
+	}
+
+	ret = register_file(&ring);
+	if (ret)
+		return ret;
+	ret = test_single_fsync(&ring);
+	if (ret) {
+		printf("test_single_fsync failed\n");
+		return ret;
+	}
+
+	return 0;
+}