Re: [uml-devel] How to reliably kill all vmlinux processes for a single VM?

[richard -r. w. <ric...@gm...>]

On Tue, Aug 13, 2013 at 2:25 PM, Richard W.M. Jones <rj...@re...> wrote:
> On Tue, Aug 13, 2013 at 01:04:01PM +0100, Richard W.M. Jones wrote:
>> OK, I understand what's going wrong and how to reproduce the
>> signal-to-parent problem.  It does look like a bug in vmlinux.
>>
>> It happens if the init process (PID 1) inside the VM gets a segfault.
>
> To add an additional data-point, applying the attached patch causes
> the rogue SIGTERM-to-parent signal to disappear.  So at least we know
> where it comes from!

I think we should call setsid() at UML startup.
Thanks for reporting that issue.

BTW: You know that UML has a management console?
http://user-mode-linux.sourceforge.net/old/mconsole.html

Killing UML by SIGTERM is not nice. :D

-- 
Thanks,
//richard