codesign_gdb.md If you are getting this in gdb on macOS while trying to run a program: Unable to find Mach task port for process-id 57573: (os/kern) failure (0x5). (please check gdb is codesigned - see taskgated(8)) Open Keychain Access In menu, open Keychain Access > Certificate Assistant > Create a certificate Give it a name (e.g. gdbc) Identity type: Self Signed Root Certificate type: Code Sign

