René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Segmentation fault on worker exit","articleBody":"### Version\n\nv26.2.0\n\n### Platform\n\n```text\nDarwin Mohameds-Mini.lan 25.5.0 Darwin Kernel Version 25.5.0: Mon Apr 27 20:41:26 PDT 2026; root:xnu-12377.121.6~2/RELEASE_ARM64_T8132 arm64\n```\n\n### Subsystem\n\n_No response_\n\n### What steps will reproduce the bug?\n\npackage.json:\n\n```json\n{\n  \"type\": \"module\",\n  \"dependencies\": {\n    \"better-sqlite3\": \"12.10.0\",\n    \"typeorm\": \"1.0.0\"\n  }\n}\n```\n\nmain.js:\n\n```js\nimport { Worker } from \"worker_threads\";\nconst worker = new Worker(\"./job.js\", {});\n```\n\njob.js:\n\n```js\nimport { isMainThread } from \"worker_threads\";\n\nimport { DataSource } from \"typeorm\";\n\nasync function main() {\n  const ds = await new DataSource({\n    type: \"better-sqlite3\",\n    database: 'test.db',\n  }).initialize();\n  throw new Error(\"test failure\");\n}\n\nif (!isMainThread) await main();\n```\n\nRun `node main.js`\n\n### How often does it reproduce? Is there a required condition?\n\nEvery time.\n\n### What is the expected behavior? Why is that the expected behavior?\n\nDoes not crash with segmentation fault.\n\n### What do you see instead?\n\nSegmentation fault.\n\n### Additional information\n\n```\nThread 7 Crashed:: WorkerThread\n0   ???                           \t       0x1272b6e88 ???\n1   node                          \t       0x102675db4 v8::internal::GlobalHandles::InvokeFirstPassWeakCallbacks() + 376\n2   node                          \t       0x1026e8538 v8::internal::Heap::PerformGarbageCollection(v8::internal::GarbageCollector, v8::internal::GarbageCollectionReason, char const*) + 820\n3   node                          \t       0x1026f4bd8 v8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace, v8::internal::GarbageCollectionReason, v8::GCCallbackFlags, v8::internal::PerformHeapLimitCheck, v8::internal::PerformIneffectiveMarkCompactCheck)::$_1::operator()() const + 512\n4   node                          \t       0x1026f49c0 void heap::base::Stack::SetMarkerAndCallbackImpl\u003cv8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace, v8::internal::GarbageCollectionReason, v8::GCCallbackFlags, v8::internal::PerformHeapLimitCheck, v8::internal::PerformIneffectiveMarkCompactCheck)::$_1\u003e(heap::base::Stack*, void*, void const*) + 40\n5   node                          \t       0x102efa7a0 PushAllRegistersAndIterateStack + 40\n6   node                          \t       0x1026e5970 v8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace, v8::internal::GarbageCollectionReason, v8::GCCallbackFlags, v8::internal::PerformHeapLimitCheck, v8::internal::PerformIneffectiveMarkCompactCheck) + 400\n7   node                          \t       0x1026a0ea0 v8::internal::CppHeap::StartDetachingIsolate() + 76\n8   node                          \t       0x1026f00d8 v8::internal::Heap::StartTearDown() + 32\n9   node                          \t       0x102649110 v8::internal::Isolate::Deinit() + 168\n10  node                          \t       0x102648f88 v8::internal::Isolate::Deinitialize(v8::internal::Isolate*) + 100\n11  node                          \t       0x1023be838 node::MultiIsolatePlatform::DisposeIsolate(v8::Isolate*) + 28\n12  node                          \t       0x10242a83c node::worker::WorkerThreadData::~WorkerThreadData() + 208\n13  node                          \t       0x1024277ac node::worker::Worker::Run() + 736\n14  node                          \t       0x10242ab98 node::worker::Worker::StartThread(v8::FunctionCallbackInfo\u003cv8::Value\u003e const\u0026)::$_0::__invoke(void*) + 80\n15  libsystem_pthread.dylib       \t       0x185225c58 _pthread_start + 136\n16  libsystem_pthread.dylib       \t       0x185220c1c thread_start + 8\n```","author":{"url":"https://github.com/mohd-akram","@type":"Person","name":"mohd-akram"},"datePublished":"2026-05-24T15:22:44.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/63540/node/issues/63540"}