tests: Reproducer for T122

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Daiki Ueno <dueno@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

tests/client/torture_sftp_read.c

@@ -98,6 +98,13 @@ static void torture_sftp_read_blocking(void **state) {
 int torture_run_tests(void) {
     int rc;
     struct CMUnitTest tests[] = {
+        /* This test is intentionally running twice to trigger a bug in OpenSSH
+         * or in pam_wrapper, causing the second invocation to fail.
+         * See: https://bugs.libssh.org/T122
+         */
+        cmocka_unit_test_setup_teardown(torture_sftp_read_blocking,
+                                        session_setup,
+                                        session_teardown),
         cmocka_unit_test_setup_teardown(torture_sftp_read_blocking,
                                         session_setup,
                                         session_teardown)