smrs_error
smrs_error(smrs, "ctor: Invalid smr generation on ctor\n");
smrs_error(smrs, "ctor: Invalid count\n");
smrs_error(smrs, "dtor: Invalid generation");
smrs_error(smrs, "dtor: Invalid count\n");
smrs_error(cur, "read early: Use after free!\n");
smrs_error(cur, "read late: Use after free!\n");
smrs_error(cur, "Invalid ref\n");