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SubjectRe: xterms freezing on 2.6.31-rc2 (was Re: [regression] Re: 2.6.31-rc2: X stop accepting keystrokes?)
On Fri 2009-07-17 15:13:41, Jiri Kosina wrote:
> On Fri, 17 Jul 2009, Pavel Machek wrote:
>
> > > > ...and they seem to be slightly different crashes. Once keyboard was
> > > > dead but mouse worked, second time keyboard still worked but xterms
> > > > kept locking up. I managed to type dmesg into one of them, but that
> > > > xterm hung in middle of dump :-(.
> > >
> > > I guess that both keyboard and mouse are PS/2 connected, right?
> >
> > Thinkpad internal keyboard/mouse, yes.
> >
> > > Any possibility to capture serial console output?
> >
> > I managed to get dmesg via magic sysrq at some point. I got some
> > softlockup messages and processes seemed to hang.
>
> Softlockup in which area?

Sorry, I did not write it down :-(.

> Are you able to ssh into the machine? Where do the xterms hang?
> (/proc/<pid>/stack)

I was not able to capture that. I'll try pen and paper next :-).

> > I'm no longer sure how much keyboard related it is. It seems to
> > happen while typing, but ... the system still reacts to keyboard but
> > xterms hang.
>
> Could this be related to
>
> http://lkml.org/lkml/2009/7/16/268

Actually... that sounds suspiciously like it. I'll try -rc3 update.

Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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