{
  "id": "go/atomic-misuse",
  "signature": "panic: runtime error: invalid memory address or nil pointer dereference (using atomic on non-pointer)",
  "signature_zh": "panic: 运行时错误：无效的内存地址或 nil 指针解引用（在非指针上使用 atomic）",
  "regex": "panic:\\ runtime\\ error:\\ invalid\\ memory\\ address\\ or\\ nil\\ pointer\\ dereference\\ \\(using\\ atomic\\ on\\ non\\-pointer\\)",
  "domain": "go",
  "category": "runtime_error",
  "subcategory": null,
  "root_cause": "Using atomic operations on non-atomic variables or misusing atomic functions, causing data races and panics.",
  "root_cause_type": "generic",
  "root_cause_zh": "在非原子变量上使用原子操作或误用原子函数，导致数据竞争和 panic。",
  "versions": [
    {
      "version": "1.19",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "1.22",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Regular variables are not thread-safe, causing data races.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Redundant and may cause performance issues, but not a direct fix for misuse.",
      "fail_rate": 0.5,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "",
      "success_rate": 0.9,
      "how": "var v atomic.Int32\nv.Store(42)\nval := v.Load()",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.85,
      "how": "var x int64\natomic.AddInt64(&x, 1) // correct usage",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.86,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2025-01-10",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}