On 7/31/07, James <[EMAIL PROTECTED]> wrote:
> Volker Armin Hemmann <volker.armin.hemmann <at> tu-clausthal.de> writes:
>
>
> > > > I've never seen starting up X/kde cause a system to hang before...
>
> > > Is the whole system handing, or just X?
>
>
> The entire system latches up tight, even the ssh remote shells and console.
>
> > > Do you have a networked computer
> > > you can SSH in from, that would enable you to kill X.
>
> I start X(kde) with startx. I followed the guides in
> http://www.gentoo.org/doc/en/list.xml
>
> Code Listing 2.4: Configuring your local session
> $ echo "exec startkde" > ~/.xinitrc
>
> X/kde runs fine, but when I exit it now, the system latches up, tight
> all ssh sessions, the console, everything.
>


Try Disabling anything fancy ( ie: composite support ), or try
disabling APIC. I had a glitch a while back where composite + apic =
system lockup, and later, something in QT4 tripped it up.

>
>
> > > If all else fails,
> > > and provided you have enabled CONFIG_MAGIC_SYSRQ in your kernel, hold
> > > down Alt and SysReq/PrtScr and press S, U and B in turn to reboot
> > > (reasonably) cleanly. Pausing a couple of seconds between each key is
> > > probably a good idea.
>
> Interesting idea however this laptop does not have this key "SysReq/PrtScr".
>
>
>
> > E, I, S, U, B
>
> > so everything is killed, and nothing trying to write to disk, when 
> > unmounting
> > them.
>
>
> Hmm, I do not think you understand, when I exit X/kde the entire system is
> latched up tight. None of the keys work, nothing is echoed to the screen,
> the system is latched up tight. All I can do is power cycle the system.
> When I do that the screen fades and the mouse cursor is visible but slowly
> fades to a solid white screen. The system hangs at the very moment I use
> the logout button in kde, to exit the system.
>
> Very strange and very repeatable.....
>
> maybe emerge --emptytree world?
>
> revdep-rebuild -p is fine.
>
> I am clueless how to fix this... ideas?
>
>
> James
>
>
>
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>
>


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