{"record":{"id":"39561de251d08d5f","repo":"cloudflare/cloudflared","slug":"failed-to-look-up-own-process-w","errorCode":null,"errorMessage":"failed to look up own process: %w","messagePattern":"failed to look up own process: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"token/token.go","lineNumber":252,"sourceCode":"\n\tcontent, err = newSelfLockContent()\n\tif err != nil {\n\t\treturn lockContent{}, err\n\t}\n\n\tif err := json.NewEncoder(f).Encode(content); err != nil {\n\t\treturn lockContent{}, err\n\t}\n\n\treturn content, nil\n}\n\n// newSelfLockContent returns a lockContent describing the current process.\nfunc newSelfLockContent() (lockContent, error) {\n\tpid := int32(os.Getpid()) // nolint: gosec\n\tp, err := process.NewProcess(pid)\n\tif err != nil {\n\t\treturn lockContent{}, fmt.Errorf(\"failed to look up own process: %w\", err)\n\t}\n\tct, err := p.CreateTime()\n\tif err != nil {\n\t\treturn lockContent{}, fmt.Errorf(\"failed to get own start time: %w\", err)\n\t}\n\tid, err := newLockID()\n\tif err != nil {\n\t\treturn lockContent{}, err\n\t}\n\treturn lockContent{PID: pid, StartTime: ct, ID: id}, nil\n}\n\nfunc newLockID() (string, error) {\n\tvar b [16]byte\n\tif _, err := rand.Read(b[:]); err != nil {\n\t\treturn \"\", fmt.Errorf(\"failed to generate lock ID: %w\", err)\n\t}\n\treturn hex.EncodeToString(b[:]), nil","sourceCodeStart":234,"sourceCodeEnd":270,"githubUrl":"https://github.com/cloudflare/cloudflared/blob/2253eeeb25a44a713a4b60b8ba1e1b3f377d1a0f/token/token.go#L234-L270","documentation":"Failure in newSelfLockContent: the process package could not look up the current process (by os.Getpid) while building lock-file metadata for the token lock. Without the PID the lock file cannot record its owner, so lock acquisition fails rather than writing an unidentifiable lock.","triggerScenarios":"Thrown at token/token.go:252 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Retry — this is typically a transient OS-level lookup failure.","Check that /proc is mounted and accessible (Linux) since the gopsutil read depends on it.","Report a bug if it persists; the current process should always be findable."],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2253eeeb25a44a713a4b60b8ba1e1b3f377d1a0f","analyzedAt":"2026-09-06T04:14:33.757Z","contentChangedAt":"2026-09-06T04:14:33.757Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}