Re: 2.6.12-rc4-mm2

[Andrew Morton <akpm@osdl.org>]

(cc's added)

"Richard Purdie" <rpurdie@rpsys.net> wrote:
>
> Russell King:
> > On Mon, May 16, 2005 at 01:00:48PM -0700, Andrew Morton wrote:
> >> Any idea why init is trying to exit?
> >
> > I was hoping you weren't going to ask me.
> >
> > Not really.  My initial thoughts would be maybe init getting a SEGV
> > or ILL, but normally when that happens the system is thrown into an
> > infinite loop because of the "init is specal and doesn't get any
> > signals it hasn't claimed" rule.  Or at least that's what happens
> > with conventional sysvinit.  However, I've no idea what or how the
> > embedded init program behaves in this respect - never had that
> > experience yet.
> >
> > I guess Richard needs to work through the patch sets between the
> > last version which worked and the next which didn't.
> 
> After some investigation, the guilty patch is:
> avoiding-mmap-fragmentation.patch
> (and hence) avoiding-mmap-fragmentation-tidy.patch
> 
> For reference, whilst debugging the error from init changed to: 
> "inconsistency detected by ld.so: ../sysdeps/generic/dl-cache.c: 235: 
> _dl_load_cache_lookup: Assertion `cache != ((void *)0)` failed!" which would 
> agree with some kind of memory corruption.
> 
> Its a bit late for me to try and debug this further and I'm not sure I know 
> the mm layer well enough to do so anyway. With these patches removed, -mm1 
> boots fine. I'm confident the same will apply to -mm2.

Great, thanks.

Wolfgang, we broke ARM.
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