BSC_EXEC_STATE_ERROR
case BSC_EXEC_STATE_ERROR:
((sc)->sc_exec_state == BSC_EXEC_STATE_ERROR || \
sc->sc_exec_state = BSC_EXEC_STATE_ERROR;
int error = sc->sc_exec_state == BSC_EXEC_STATE_ERROR ? EIO : 0;
[BSC_EXEC_STATE_ERROR] = {