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fix: test262 runner 进程 RSS 无界增长——session 收尾统一释放内建裸堆区/upvalue 别名 + 每测试分配上限 256MiB(任务 116)
- 泄漏修复:KernelSession 收尾(teardown_intrinsic_protos/free_session_upvalues) 释放内建对象 Box::into_raw 裸堆区(release_raw_heap 四区置空幂等)与 session upvalue 原件/晋升克隆别名去重释放;bindings 原生盒负载边、 session_gc 边记录、vm_props 属性区同步收尾 - 失控测试封顶:runner kernel max_alloc_bytes=256MiB(dispatch 采样口径 run_alloc_bytes/run_alloc_bytes_full),超限计 memory-limit 失败而非拖垮 进程 RSS(arena 高水位 GB 级 × 多 worker = 宿主 OOM) - 归属:RSS 泄漏 pre-existing(HEAD 无 WIP 同现);identifiers escaped unicode 挂死族另立 B132(pre-existing,supervise 超时自愈) - 验证:build/clippy/四 crate 测试全绿零新增告警;language 前 5000 测试 单窗峰值 330MB(旧 ~4.5MB/测试 单调增长→88GB OOM 签名消失), 窗口间峰值 0.17-1.6GB 有界、逐测试释放回基线
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@@ -86,9 +86,9 @@ pub fn agent(vm: &mut Vm, _args: &[u8]) -> NativeResult {
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/// 3. `global` 数据属性指向当前 session global;`$262` 本体挂到 global。
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///
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/// # 注意事项
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/// - 宿主对象经 `Box::into_raw` 持有,随 session 生命周期存活(与 Reflect/Iterator
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/// 等全局对象同一约定);每次调用新建对象,重复绑定会泄漏旧对象(全量初始化
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/// 与 full_reset 频率低,可接受)。
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/// - 宿主对象登记进 world 释放表,session 收尾时统一释放(与 Reflect/Iterator
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/// 等全局对象同一约定);每次调用新建对象,同一 session 内重复绑定会泄漏旧对象
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/// (全量初始化与 full_reset 频率低,可接受)。
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pub fn bind_test262_host(core: &Arc<KernelCore>, session: &KernelSession, global: &mut JsObject) {
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let object_proto = session.builtin_world().object_proto.as_ptr() as *mut JsObject;
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let mut host = JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(object_proto));
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@@ -106,5 +106,7 @@ pub fn bind_test262_host(core: &Arc<KernelCore>, session: &KernelSession, global
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);
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let global_this = JsValue::from_js_object(global as *mut JsObject);
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bind_global_value(core, &mut host, "global", global_this);
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bind_global_value(core, global, "$262", JsValue::from_js_object(Box::into_raw(Box::new(host))));
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let host_ptr = Box::into_raw(Box::new(host));
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session.builtin_world().track_leaked_object(host_ptr);
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bind_global_value(core, global, "$262", JsValue::from_js_object(host_ptr));
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}
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