On 04/19, Christian Brauner wrote: > > +int main(int argc, char *argv[]) > +{ > + int ret = EXIT_FAILURE; > + char buf[4096] = { 0 }; > + pid_t pid; > + int pidfd, procfd, statusfd; I think you need to initialize pidfd = 0 in this version ;) Otherwise, Reviewed-by: Oleg Nesterov <oleg@xxxxxxxxxx>