[CRIU] Bad commit

[Cyrill Gorcunov]

On Thu, Aug 14, 2014 at 04:32:46PM +0400, Pavel Emelyanov wrote:
> > 	if ((clone_flags & CLONE_PARENT) &&
> > 				current->signal->flags & SIGNAL_UNKILLABLE)
> 
> UNKILLABLE??? The caller of criu is unkillable?! Why?

So, I'm restoring container with --restore-detached, where first process
is init with PID = 1, the kerne sets SIGNAL_UNKILLABLE to it, then new
fork continue using CLONE_PARENT and we exit out with error.