https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html https://www.kernel.org/doc/html/latest/watchdog/watchdog-api... Many x86 systems have a built

https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html https://www.kernel.org/doc/html/latest/watchdog/watchdog-api... Many x86 systems have a built in hardware watchdog.