{"record":{"id":"54cc7abdc21a030f","repo":"firecracker-microvm/firecracker","slug":"failed-to-sanitize-the-jailer-process","errorCode":null,"errorMessage":"Failed to sanitize the Jailer process: {}","messagePattern":"Failed to sanitize the Jailer process: (.+?)","errorType":"panic","errorClass":null,"httpStatus":null,"severity":"error","filePath":"src/jailer/src/main.rs","lineNumber":327,"sourceCode":"        .into_string()\n        .map_err(|err| JailerError::OsStringParsing(path.as_ref().to_path_buf(), err))?;\n    CString::new(path_str).map_err(JailerError::CStringParsing)\n}\n\n/// We wrap the actual main in order to pretty print an error with Display trait.\nfn main() -> Result<(), JailerError> {\n    let result = main_exec();\n    if let Err(e) = result {\n        eprintln!(\"{}\", e);\n        Err(e)\n    } else {\n        Ok(())\n    }\n}\n\nfn main_exec() -> Result<(), JailerError> {\n    sanitize_process()\n        .unwrap_or_else(|err| panic!(\"Failed to sanitize the Jailer process: {}\", err));\n\n    let mut arg_parser = build_arg_parser();\n    arg_parser\n        .parse_from_cmdline()\n        .map_err(JailerError::ArgumentParsing)?;\n    let arguments = arg_parser.arguments();\n\n    if arguments.flag_present(\"help\") {\n        println!(\"Jailer v{}\\n\", JAILER_VERSION);\n        println!(\"{}\\n\", arg_parser.formatted_help());\n        println!(\"Any arguments after the -- separator will be supplied to the jailed binary.\\n\");\n        return Ok(());\n    }\n\n    if arguments.flag_present(\"version\") {\n        println!(\"Jailer v{}\\n\", JAILER_VERSION);\n        return Ok(());\n    }","sourceCodeStart":309,"sourceCodeEnd":345,"githubUrl":"https://github.com/firecracker-microvm/firecracker/blob/0a745def42ddf4cc2a744d79a08a27ff50b5d27a/src/jailer/src/main.rs#L309-L345","documentation":"Error \"Failed to sanitize the Jailer process: {}\" thrown in firecracker-microvm/firecracker.","triggerScenarios":"Thrown at src/jailer/src/main.rs:327 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Run the jailer with the privileges required to chroot, create namespaces, and drop privileges.","Verify the chroot base directory, uid/gid, cgroup, and seccomp configuration passed to the jailer are valid."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"0a745def42ddf4cc2a744d79a08a27ff50b5d27a","analyzedAt":"2026-08-19T05:27:02.517Z","contentChangedAt":"2026-08-19T05:27:02.517Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}