{"record":{"id":"faaaed0475b463f6","repo":"moonD4rk/HackBrowserData","slug":"failed-to-find-securityd-pid-w","errorCode":null,"errorMessage":"failed to find securityd pid: %w","messagePattern":"failed to find securityd pid: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"masterkey/gcoredump_darwin.go","lineNumber":72,"sourceCode":"\t}\n\treturn 0, fmt.Errorf(\"securityd process not found\")\n}\n\ntype addressRange struct {\n\tstart uint64\n\tend   uint64\n}\n\n// DecryptKeychainRecords dumps securityd memory, scans for the keychain master key, and uses it to\n// read login.keychain-db's generic password records. Requires root.\nfunc DecryptKeychainRecords() ([]keychainbreaker.GenericPassword, error) {\n\tif os.Geteuid() != 0 {\n\t\treturn nil, errors.New(\"requires root privileges\")\n\t}\n\n\tpid, err := findProcessByName(\"securityd\", true)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to find securityd pid: %w\", err)\n\t}\n\n\t// gcore appends \".PID\" to the -o prefix, e.g. prefix.123\n\tcorePrefix := filepath.Join(os.TempDir(), fmt.Sprintf(\"securityd-core-%d\", time.Now().UnixNano()))\n\tcorePath := fmt.Sprintf(\"%s.%d\", corePrefix, pid)\n\tdefer os.Remove(corePath)\n\n\tcmd := exec.Command(\"gcore\", \"-d\", \"-s\", \"-v\", \"-o\", corePrefix, strconv.Itoa(pid))\n\tif err := cmd.Run(); err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to dump securityd memory: %w\", err)\n\t}\n\n\t// vmmap identifies MALLOC_SMALL heap regions where securityd stores keys\n\tregions, err := findMallocSmallRegions(pid)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to find malloc small regions: %w\", err)\n\t}\n","sourceCodeStart":54,"sourceCodeEnd":90,"githubUrl":"https://github.com/moonD4rk/HackBrowserData/blob/0503d04d7a8d0379d060268a74f1b149e5a0aad5/masterkey/gcoredump_darwin.go#L54-L90","documentation":"DecryptKeychainRecords wraps any failure from findProcessByName with \"failed to find securityd pid: %w\". This means the root check passed but the process table scan could not yield a valid root-owned securityd PID, so the memory-dump pipeline cannot start.","triggerScenarios":"Calling DecryptKeychainRecords as root on macOS when findProcessByName(\"securityd\", true) fails — either the sysctl kern.proc.all call errors, the returned buffer length is invalid, or no matching root-owned process exists.","commonSituations":"Running on macOS with hardened SIP settings that block kern.proc.all; running inside a VM/container lacking securityd; a non-standard macOS setup where securityd is renamed; unwrapping with errors.Is/As to see the underlying \"securityd process not found\" or sysctl failure.","solutions":["Inspect the wrapped cause: unwrap the %w chain to see if it is \"securityd process not found\" vs \"sysctl kern.proc.all failed\".","Confirm securityd is running as root: `ps -U root | grep securityd`.","Re-run on a standard macOS host, not in a container or restricted environment.","If sysctl fails, check SIP/hardening state (`csrutil status`) and kernel restrictions on kern.proc.all.","Ensure the tool runs with euid 0 (sudo) so the root-only process enumeration path behaves as expected."],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":"if os.Geteuid() != 0 {\n    return fmt.Errorf(\"must run as root\")\n}\nout, _ := exec.Command(\"pgrep\", \"-U\", \"0\", \"securityd\").Output()\nif len(out) == 0 {\n    return fmt.Errorf(\"no root-owned securityd process found\")\n}","typeGuard":null,"tryCatchPattern":"records, err := masterkey.DecryptKeychainRecords()\nvar target *fmt.WrapError // or use errors.Unwrap loop\nif err != nil {\n    if strings.Contains(err.Error(), \"failed to find securityd pid\") {\n        log.Fatalf(\"cannot locate securityd: %v\", err)\n    }\n}","preventionTips":["Pre-check for root euid and a running root-owned securityd before calling.","Unwrap the error chain to distinguish sysctl failure from no-match.","Avoid restricted/hardened environments when dumping system daemons."],"tags":["macos","process-lookup","wrapped-error"],"backgroundTag":"resource-not-found","analyzedSha":"0503d04d7a8d0379d060268a74f1b149e5a0aad5","analyzedAt":"2026-09-06T13:38:28.707Z","contentChangedAt":"2026-09-06T13:38:28.707Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}