{"record":{"id":"88d24adeeaa347b6","repo":"uutils/coreutils","slug":"disabling-rust-signal-handlers-failed","errorCode":null,"errorMessage":"Disabling rust signal handlers failed","messagePattern":"Disabling rust signal handlers failed","errorType":"panic","errorClass":null,"httpStatus":null,"severity":"error","filePath":"src/uucore_procs/src/lib.rs","lineNumber":52,"sourceCode":"        // before main() to capture whether SIGPIPE was ignored by the parent process.\n        #[cfg(all(#signals, unix))]\n        uucore::init_startup_state_capture!();\n\n        pub fn uumain(args: impl uucore::Args) -> i32 {\n            #stream\n\n            // Restore SIGPIPE to default if it wasn't explicitly ignored by parent.\n            // The Rust runtime ignores SIGPIPE, but we need to respect the parent's\n            // signal disposition for proper pipeline behavior (GNU compatibility).\n            // needed even for true --version\n            #[cfg(unix)]\n            if !uucore::signals::sigpipe_was_ignored() {\n                let _ = uucore::signals::enable_pipe_errors();\n            }\n\n            // disable rust signal handlers (otherwise processes don't dump core after e.g. one SIGSEGV)\n            #[cfg(all(#signals, unix))]\n            uucore::disable_rust_signal_handlers().expect(\"Disabling rust signal handlers failed\");\n            let result = uumain(args);\n            match result {\n                Ok(()) => uucore::error::get_exit_code(),\n                Err(e) => {\n                    let s = format!(\"{e}\");\n                    if s != \"\" {\n                        uucore::show_error!(\"{s}\");\n                    }\n                    if e.usage() {\n                        use std::io::{stderr, Write as _};\n                        let _ = writeln!(stderr(),\"Try '{} --help' for more information.\", uucore::execution_phrase());\n                    }\n                    e.code()\n                }\n            }\n        }\n    );\n","sourceCodeStart":34,"sourceCodeEnd":70,"githubUrl":"https://github.com/uutils/coreutils/blob/0b77ced48502a5f80c51dfa827af7e69f3687053/src/uucore_procs/src/lib.rs#L34-L70","documentation":"Error \"Disabling rust signal handlers failed\" thrown in uutils/coreutils.","triggerScenarios":"Occurs when disabling Rust's runtime signal handlers fails during process setup.","commonSituations":"Platform restrictions preventing signal handler manipulation at utility startup.","solutions":["Check platform support for disabling signal handlers and required privileges.","Handle the failure by keeping the default handlers instead of aborting."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"0b77ced48502a5f80c51dfa827af7e69f3687053","analyzedAt":"2026-08-19T21:43:27.871Z","contentChangedAt":"2026-08-19T21:43:27.871Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}