ITADN

Mutex error in Input AudioStream

#564Openai-simple-ai 创建于 2025-11-11
A
ai-simple-aicommented
### Select which package(s) are affected \@livekit/rtc-node ### Describe the bug Input AudioStream has a very specific way to be consumed, when consumed any different, it throws a mutex error > libc++abi: terminating due to uncaught exception of type std::__1::system_error: mutex lock failed: Invalid argument ### Reproduction ```typescript import { Readable } from 'node:stream'; const audioStreamReader = Readable.fromWeb(new AudioStream(track, { sampleRate: 16000, numChannels: 1, })); const audioStreamReader.on('data', console.log) ``` With this code, in under 5 seconds, the worker process in agents-js crashes and throws the aforementioned log. The following code, on the other hand, keeps working until the remote stream is closed, then it throws the error ```typescript for (const frame of new AudioStream(track, { sampleRate: 16000, numChannels: 1, })) { console.log(frame); } ``` ### Logs ```shell None besides the one posted ``` ### System Info ```shell "@livekit/mutex": "^1.1.1", "@livekit/noise-cancellation-node": "^0.1.9", "@livekit/protocol": "^1.42.2", "@livekit/rtc-node": "^0.13.20", "@livekit/typed-emitter": "^3.0.0", ``` ### LiveKit server version LiveKit cloud ### Severity serious, but I can work around it ### Additional Information Working it around for now, by making sure we never close the input audio stream so all the cleanup operators can run, but its still not good having the worker process crash 100% of the time.
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