{"record":{"id":"09d9e652427a5ac9","repo":"moonD4rk/HackBrowserData","slug":"sysctl-kern-proc-all-failed-w","errorCode":null,"errorMessage":"sysctl kern.proc.all failed: %w","messagePattern":"sysctl kern\\.proc\\.all failed: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"masterkey/gcoredump_darwin.go","lineNumber":37,"sourceCode":"\t\"time\"\n\t\"unsafe\"\n\n\t\"golang.org/x/sys/unix\"\n\n\t\"github.com/moond4rk/keychainbreaker\"\n)\n\nvar (\n\thomeDir, _        = os.UserHomeDir()\n\tloginKeychainPath = homeDir + \"/Library/Keychains/login.keychain-db\"\n)\n\n// findProcessByName returns the PID of the first process matching name.\n// If forceRoot is true, only matches processes owned by root (uid 0).\nfunc findProcessByName(name string, forceRoot bool) (int, error) {\n\tbuf, err := unix.SysctlRaw(\"kern.proc.all\")\n\tif err != nil {\n\t\treturn 0, fmt.Errorf(\"sysctl kern.proc.all failed: %w\", err)\n\t}\n\n\tkinfoSize := int(unsafe.Sizeof(unix.KinfoProc{}))\n\tif len(buf)%kinfoSize != 0 {\n\t\treturn 0, fmt.Errorf(\"sysctl kern.proc.all returned invalid data length\")\n\t}\n\n\tcount := len(buf) / kinfoSize\n\tfor i := 0; i < count; i++ {\n\t\tproc := (*unix.KinfoProc)(unsafe.Pointer(&buf[i*kinfoSize]))\n\t\tpname := byteSliceToString(proc.Proc.P_comm[:])\n\t\tif pname == name {\n\t\t\tif !forceRoot || proc.Eproc.Pcred.P_ruid == 0 {\n\t\t\t\treturn int(proc.Proc.P_pid), nil\n\t\t\t}\n\t\t}\n\t}\n\treturn 0, fmt.Errorf(\"securityd process not found\")","sourceCodeStart":19,"sourceCodeEnd":55,"githubUrl":"https://github.com/moonD4rk/HackBrowserData/blob/0503d04d7a8d0379d060268a74f1b149e5a0aad5/masterkey/gcoredump_darwin.go#L19-L55","documentation":"On macOS, findProcessByName enumerates all processes via the sysctl kern.proc.all to locate the target (browser) process for core-dump based keychain decryption. This error wraps a unix.SysctlRaw failure — the kernel call itself failed, typically due to permission restrictions (SIP/hardened runtime) or an unsupported/changed sysctl.","triggerScenarios":"Calling DecryptKeychainRecords on macOS when sysctl(\"kern.proc.all\") returns an error: running without sufficient privileges, a kernel/security policy blocking the enumeration, or the sysctl being unavailable on the OS build.","commonSituations":"Running on a hardened macOS (SIP enforcing restrictions on process enumeration); running in a sandbox/container where sysctl is restricted; running an old binary on a newer macOS where KinfoProc layout changed.","solutions":["Re-run with elevated privileges (sudo) so process enumeration is permitted.","Check whether SIP or endpoint security software is blocking kern.proc.all and adjust the environment accordingly.","Use an alternative process-discovery method (e.g. pgrep/exec) if sysctl is unavailable on the target OS build.","Update the golang.org/x/sys/unix dependency if KinfoProc/sysctl handling changed for your macOS version."],"exampleFix":null,"handlingStrategy":"retry","validationCode":"if unix.Geteuid() != 0 && forceRoot {\n\treturn fmt.Errorf(\"root privileges required to enumerate processes for keychain dump\")\n}","typeGuard":null,"tryCatchPattern":"pid, err := findProcessByName(\"chrome\", forceRoot)\nif err != nil {\n\tif strings.Contains(err.Error(), \"sysctl kern.proc.all failed\") {\n\t\tlog.Warnf(\"process enumeration blocked (try sudo / check SIP): %v\", err)\n\t\treturn fallbackDecrypt()\n\t}\n\treturn err\n}","preventionTips":["Run with the privileges the sysctl requires (sudo for cross-user enumeration).","Document macOS SIP/endpoint-security caveats for users.","Provide a non-sysctl fallback (exec pgrep) for restricted environments."],"tags":["macos","sysctl","process-enumeration","permissions"],"backgroundTag":"permission-denied","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"}