Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU: 12 PID: 0 at mm/memblock.c

From	Benjamin Herrenschmidt <benh@kernel.crashing.org>
Newsgroups	linux.kernel
Subject	Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU: 12 PID: 0 at mm/memblock.c
Date	2017-06-16 02:10 +0200
Message-ID	<tSMZQ-YC-13@gated-at.bofh.it> (permalink)
References	<tSw8F-7eU-3@gated-at.bofh.it> <tSzgd-Gu-5@gated-at.bofh.it> <tSMZQ-YC-15@gated-at.bofh.it>
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On Thu, 2017-06-15 at 17:06 +0000, Rowand, Frank wrote:
> On Thursday, June 15, 2017 2:25 AM, Abdul Haleem [mailto:abdhalee@linux.vnet.ibm.com]  wrote:
> > 
> > On Thu, 2017-06-15 at 11:30 +0530, Abdul Haleem wrote:
> > > Hi,
> > > 
> > > linux-next fails to boot on powerpc Bare-metal with these warnings.
> > > 
> > > machine booted fine on next-20170613
> > 
> > Thanks Michael, Yes it is (75fe04e59 of: remove *phandle properties from
> > expanded device tree)
> > 
> > Frank, would you please take a look at the trace.
> > 
> > Thanks
> 
> < snip >
> 
> My patch series 'of: remove *phandle properties from expanded device tree'
> in -next seems to have broken boot for a significant number of powerpc
> systems.  I am actively working on understanding and fixing the problem.

I think kexec needs them in sysfs (or /proc) when building the fdt
for the target kernel.

Cheers,
Ben.

Thread

Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU:  12 PID: 0 at mm/memblock.c Abdul Haleem <abdhalee@linux.vnet.ibm.com> - 2017-06-15 11:30 +0200
  Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU:  12 PID: 0 at mm/memblock.c Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2017-06-16 02:10 +0200
  RE: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU: 12 PID: 0 at mm/memblock.c Michael Ellerman <mpe@ellerman.id.au> - 2017-06-16 03:00 +0200
    Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU:  12 PID: 0 at mm/memblock.c Stephen Rothwell <sfr@canb.auug.org.au> - 2017-06-16 03:20 +0200
      Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU:  12 PID: 0 at mm/memblock.c Stephen Rothwell <sfr@canb.auug.org.au> - 2017-06-16 05:40 +0200
        Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU: 12 PID: 0 at mm/memblock.c Michael Ellerman <mpe@ellerman.id.au> - 2017-06-16 12:40 +0200

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