s->vtfd = open(path, O_RDWR | O_CLOEXEC | O_NONBLOCK | O_NOCTTY);
if (s->vtfd < 0) {
log_error("cannot open VT %s of session %s: %m", path, s->id);
s->vtfd = open(path, O_RDWR | O_CLOEXEC | O_NONBLOCK | O_NOCTTY);
if (s->vtfd < 0) {
log_error("cannot open VT %s of session %s: %m", path, s->id);