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Bug: Segmentation fault when using ONNX runtime on Windows #28008
Description
Bug: Segmentation fault when using ONNX runtime on Windows
Description
Bun crashes with a segmentation fault when loading ONNX runtime (onnxruntime.dll) on Windows 10 x64.
Reproduction
- Use OpenCode (which bundles Bun v1.3.10)
- Try to use journal feature of opencode-agent-memory plugin (which uses ONNX embeddings)
- Bun crashes with segfault
Crash details
- Version: Bun v1.3.10
- OS: Windows 10 x64
- Error: Segmentation fault at address 0x0
- Crash URL: https://bun.report/1.3.10/ea130e609emxGz+3/9/CCYMSVCP140.dllgq1ECeonnxruntime.dll4qvyRCeonnxruntime.dllq1O1RCYucrtbase.dllmnyHCeonnxruntime.dll0+83RCeonnxruntime.dllu193RCSntdll.dll6htGCSntdll.dlluvpbCSntdll.dll0oobCSntdll.dllgxobCSntdll.dllu0sPCSntdll.dll869HCSntdll.dll0+5FCSntdll.dllov1FCcKERNELBASE.dllk3tL20g3du2x+rB__w/oiwCA2AA
Additional context
- The crash occurs in onnxruntime.dll
- Happens when loading local ONNX model for embeddings (all-MiniLM-L6-v2)
Activity
romuelmartins commentedon May 10, 2026
Same crash described in this issue.
Bun version: 1.3.13 (bf2e2ce) Windows x64 (baseline) StandaloneExecutable
Main stack trace:
std::_Atomic_storage<unsigned char,1>::loadWTF::Atomic::transactionJSC::JSCellLock::lockBun::NapiHandleScopeImpl::reserveSlotBun::NapiHandleScope::opennapi_open_escapable_handle_scopeonnxruntime_binding.nodeThe crash occurs during model initialization/loading (probably via OpenCode / @xenova/transformers or similar).
Automatic report: (paste your bun.report link here)
System: Windows 11