98 		printf("open sysctl failed: %m\n");  in sysctl_assert_write()
103 		printf("write sysctl %s failed: %m\n", val);  in sysctl_assert_write()
113 		printf("open sysctl failed: %m\n");  in sysctl_fail_write()
118 		printf("write sysctl %s succeeded, but failure expected\n",  in sysctl_fail_write()
130 		printf("open sysctl failed: %m\n");  in sysctl_assert_equal()
135 		printf("read sysctl failed: %m\n");  in sysctl_assert_equal()
146 		printf("unexpected sysctl value: expected %s, got %s\n", val, buf);  in sysctl_assert_equal()
1294 	printf("%s sysctl 0\n", memfd_str);  in sysctl_simple_child()
1297 	printf("%s sysctl 1\n", memfd_str);  in sysctl_simple_child()
1300 	printf("%s sysctl 0\n", memfd_str);  in sysctl_simple_child()
1303 	printf("%s sysctl 2\n", memfd_str);  in sysctl_simple_child()
1306 	printf("%s sysctl 1\n", memfd_str);  in sysctl_simple_child()
1309 	printf("%s sysctl 0\n", memfd_str);  in sysctl_simple_child()
1316  * Test sysctl
1317  * A very basic test to make sure the core sysctl semantics work.
1360 	printf("%s nested sysctl 0\n", memfd_str);  in sysctl_nested_child()
1366 	printf("%s nested sysctl 1\n", memfd_str);  in sysctl_nested_child()
1382 	printf("%s nested sysctl 2\n", memfd_str);  in sysctl_nested_child()
1393 	printf("%s nested sysctl 0 -> 1 after fork\n", memfd_str);  in sysctl_nested_child()
1402 	printf("%s nested sysctl 0 -> 2 after fork\n", memfd_str);  in sysctl_nested_child()
1413 	 * that the parent lowering the sysctl doesn't affect already-forked  in sysctl_nested_child()
1416 	printf("%s nested sysctl 2 -> 1 after fork\n", memfd_str);  in sysctl_nested_child()
1424 	printf("%s nested sysctl 2 -> 0 after fork\n", memfd_str);  in sysctl_nested_child()
1432 	printf("%s nested sysctl 1 -> 0 after fork\n", memfd_str);  in sysctl_nested_child()
1444  * Test sysctl with nested pid namespaces
1445  * Make sure that the sysctl nesting semantics work correctly.
1647 		printf("PID namespaces are not supported; skipping sysctl tests\n");  in main()