src: store pointer to Environment on DestroyParam #21099
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To avoid a potential segfault when inside WeakCallback, store a reference to Environment inside DestroyParam. Co-authored-by: Yang Guo <[email protected]> Co-authored-by: Michaël Zasso <[email protected]>
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hashseed
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addaleax
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src/async_wrap.cc
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| @@ -426,6 +426,7 @@ static void RegisterDestroyHook(const FunctionCallbackInfo<Value>& args) { | |||
| Isolate* isolate = args.GetIsolate(); | |||
| DestroyParam* p = new DestroyParam(); | |||
| p->asyncId = args[1].As<Number>()->Value(); | |||
| p->env = Environment::GetCurrent(isolate); | |||
jasnell
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TimothyGu
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Jun 3, 2018
|
Landed in 0300f7c |
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To avoid a potential segfault when inside WeakCallback, store a reference to Environment inside DestroyParam. PR-URL: #21099 Reviewed-By: Yang Guo <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Tiancheng "Timothy" Gu <[email protected]> Co-authored-by: Yang Guo <[email protected]> Co-authored-by: Michaël Zasso <[email protected]>
MylesBorins
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To avoid a potential segfault when inside WeakCallback, store a reference to Environment inside DestroyParam. PR-URL: #21099 Reviewed-By: Yang Guo <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Tiancheng "Timothy" Gu <[email protected]> Co-authored-by: Yang Guo <[email protected]> Co-authored-by: Michaël Zasso <[email protected]>
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@apapirovski Could you backport this to v8.x? |
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To avoid a potential segfault when inside
WeakCallback, store a reference toEnvironmentinsideDestroyParam. (Talk to @hashseed for more info.)Without this patch,
nodewill fail on one of our tests when run asnode --stress-compaction test/parallel/test-async-hooks-recursive-stack.js.Co-authored-by: Yang Guo [email protected]
Co-authored-by: Michaël Zasso [email protected]
Checklist
make -j4 test(UNIX), orvcbuild test(Windows) passes