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SubjectRe: Linux 2.6.30.2: does not boot
On Mon, Jul 20, 2009 at 09:23:18PM +0200, Alejandro Riveira Fernández wrote:
> El Mon, 20 Jul 2009 20:03:33 +0200
> Damien Wyart <damien.wyart@free.fr> escribió:
>
> > > > Built 2.6.30.2 but it hangs when booting immediately after the message:
> >
> > > > Booting the kernel.
> >
> > > > I built it with gcc version 4.3.3 on debian/sid and used exactly the
> > > > same .config as I used with 2.6.32.1 (ok, + "DEFAULT_MMAP_MIN_ADDR
> > > > 4096" which didn't exist before).
> >
> > * Greg KH <gregkh@suse.de> [2009-07-20 08:09]:
> > > Can you do 'git bisect' to see which patch caused the problem? It
> > > might be the one, "Don't use '-fwrapv' compiler option: it's buggy in
> > > gcc-4.1.x", but it would be good to figure it out for sure.
> >
> > I am seeing a similar problem (no hang but an immediate reboot) on the
> > same distro. I tried to bisect but got no good kernel in the end.
> >
> > To clarify things I recompiled again 2.6.30.1 with the orginial .config
> > and it also failed to boot (I was happy to have renamed it so the
> > working kernel was still available). I suspected a recent gcc 4.3
> > upgrade so downgraded gcc, but no luck, still getting the same problem.
> > So for now I am quite stuck, but there is clearly a bad problem
> > somewhere...
> >
> I did not have any probelm with the gcc shipped in ubuntu gcc (Ubuntu
> 4.3.3-5ubuntu4) 4.3.3 (64 bit jaunty 9.04)
>
> All three 2.6.30 2.6.30.1 and .2 boot just fine (i carry a revert but i
> doubt it changes things)

What revert do you find needed?

thanks,

greg k-h
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