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xen-devel
Re: [Xen-devel] Newer Changesets broke Dom0 boot with 2.6.7
I am unable to reproduce any of these problems booting vanilla RedHat
9 as DOM0. This is odd as I might expect to at least see the
hwclock/kudzu problem...
I'll install vanilla FC2 tomorrow and see what happens.
-- Keir
>
> I tried your proposals, but it helped only to solve a
> part of the problems:
>
> By either adding "nosegfixup" to the kernel command line
> and/or renaming /lib/tls, I could get rid of the segfaults which
> totally prevented the 2.6.7 kernel from booting in Dom0 (Csets 1.1158+).
> So, in this case, it helped a lot ;-)
>
> However, it did not remove the segfaults generated by
> kudzu and hwclock, which were introduced around
> CSet 1.1154.
> It seems that something was changed concerning how
> you directly access hardware in xen(-linux) starting
> around CSet 1.1154, because both kudzu and hwclock
> directly address hardware (..?).
>
> If you need any further debugging for both issues (I assume
> "nosegfixup" is only a workaround and not a real bugfix)
> from me, just drop me an email and tell me what debug
> options I have to activate ;-)
>
> Thx + have a nice weekend to all,
> Sven...switching over from computer live to real live....
>
> *********** REPLY SEPARATOR ***********
>
> On 07.08.2004 at 00:22 Ian Pratt wrote:
>
> >>
> >> It seems that newer changesets broke booting a Dom0 with kernel 2.6.7.
> >> At least with Fedora Core 2, which I am using.
> >> CSet 1.1153 was the last one working correctly for me.
> >> CSet 1.1154 introduced segfaults during bootprocess with kudzu and
> >hwclock,
> >> but the kernel was still able to finish the bootprocess.
> >> (I did not test any CSets between 1.1153 and 1.1154).
> >> Cset 1.1156: Like 1.1154
> >> CSet 1.1158 Additonal segfaults during Dom0 boot with
> >> /sbin/devlabel, initlog and mounting file systems.
> >> The kernel is no longer able to boot Dom0; the boot process
> >> freezes.
> >
> >Thanks for the report.
> >
> >Please can you try 'mv /lib/tls /lib/tlsXXX'. If that helps,
> >please can you put it back and try adding 'nosegfixup' on the
> >kernel command line.
> >
> >Thanks,
> >Ian
>
>
>
>
>
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