From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Wed 27 Apr 2005 - 05:22:57 BST
On Wed, Apr 27, 2005 at 03:22:34PM +1200, Michal Ludvig wrote:
> Herbert Poetzl wrote:
>
> > - the tools (util-vserver 0.30.206, + dietlibc 0.28+patches)
> > emit some stuff, do some things, whatever .. which 'disturbes
> > the X keyboard ... (unlikely, but possible)
> >
> > * make sure that the tools are the latest and dietlibc is
> > (patched on x86_64)
>
> Where can I get the patch? I'm using plain dietlibc 0.28 on amd64
patch is in the src rpm (if necessary use alien)
http://vserver.13thfloor.at/Experimental/MDK/dietlibc-0.28-1.src.rpm
> > * check by starting the vserver from a different host
> > (logged on via ssh, and maybe telnet)
>
> Over ssh it works with no problems. However e.g. locally from screen it
> still dies.
>
> > - the init inside the vserver does something which manages
> > to confuse the X keyboard (would be an isolation issue)
> >
> > * try to replace the init with an minit or a different init
>
> Replaced with debian woody statically linked init and still the same.
>
> > * replace the init by an strace wrapper to dump the syscalls
> >
> > - there is an unwanted 'connection' between the X (on the host)
> > and the vserver which really should not be there
> >
> > * check for device nodes in /dev and various other places
> > * verify that no 'magic' keys are copied from the host
>
> What do you mean with magic keys?
>
> > * look for pipes (fifos) which run between host and guest
>
> It is a fresh SL92 vserver, almost no extra config done. There should be
> no such fifos.
>
> However... I stripped down /etc/rc.d/rc to just running sshd and exit.
> Still the same. Subsequent vserver halting from the master looks like this:
>
> root:~ # vserver popelka stop
> vkill: vc_ctx_kill(): No such process
> Vserver '/usr/local/etc/vservers/popelka' still running unexpectedly;
> please investigate it manually...
> root:~ # vserver popelka stop
> vserver 'popelka' is not running
>
> Once I exit the dead X session (running e.g. on tty7) I still can't use
> the keyboard. I must ssh from a different host and with "chvt 1" switch
> the console. Only after that I could use the keyboard again. When going
> back to tty7 I can see some binary garbage after "INIT: no more
> processes left in this runlevel".
>
> Not too much of success...
problem is solved ... info later ...
best,
Herbert
> Michal Ludvig
> --
> * Personal homepage: http://www.logix.cz/michal
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