Re: 2.6.0-test6-bk7: kernel freeze if try to change to console

Otavio Salvador
2003-10-06T15:40:45Z

Mikael Pettersson <mikpe@csd.uu.se> writes:

> Otavio Salvador writes:
> > Mikael Pettersson <mikpe@csd.uu.se> writes:
> >
> > > Otavio Salvador writes:
> > > > Folks,
> > > >
> > > > I'm using kernel 2.6.0-test6-bk7 and have some problems. If I try to
> > > > change to console from X my system freeze. I'm including my .config
> > > > file bellow.
> > >
> > > I have a hunch but I need to see your boot dmesg log to confirm.
> > > Please post it.
> >
> > Hello,
> >
> > Here is it.
>
> Ok now I'm confused. The .config you posted earlier stated that
> you had both UP_APIC and APM_DISPLAY_BLANK enabled. Your dmesg
> log indicates that you're running on a 1.6GHz Athlon-XP, but
> there's no mention of APIC anything in the dmesg log.

Yes. Was my last try to solve the problem removing the APIC and
solves.

> So either your Athlon has had its local APIC disabled, or you
> changed the .config to exclude UP_APIC.
>
> In any case, APM_DISPLAY_BLANK is known to sometimes lock up when it
> blanks the console (e.g., when X exists). This is because some graphics
> card BIOSen can't handle local APIC interrupts (e.g., the timer).
> The workaround is to disable either APM_DISPLAY_BLANK or UP_APIC.

Now is working nicely. I've disabled APIC and all working fine now.

Thanks by your help.