On Fri, Sep 23, 2016 at 08:34:43PM +0200, Jann Horn wrote: > On Fri, Sep 23, 2016 at 11:28:26AM -0700, Kees Cook wrote: > > Does CRIU use this? I wouldn't expect so, since they're using ptrace, > > IIUC, to freeze/restore. > > As far as I can tell: > > parse_pid_stat() parses them into a struct proc_pid_stat as "esp" and "eip", > but those struct members are never used (like, probably, most other members > of that struct).
Yes, that's my reading of it too. > child_opened_proc.c just opens /proc/%d/stat and then closes it again > immediately. This is just a test for ordering of things that are restored, and it could use any file in /proc, stat was just convenient. > So in summary: I don't think so. Yep, agreed. Tycho
