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

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Message-ID: <8737b0w77e.fsf@concordia.ellerman.id.au>
Date:   Fri, 16 Jun 2017 20:35:49 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     "Rowand\, Frank" <Frank.Rowand@...y.com>,
        Abdul Haleem <abdhalee@...ux.vnet.ibm.com>,
        sachinp <sachinp@...ux.vnet.ibm.com>,
        linux-next <linux-next@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Rob Herring <robh@...nel.org>
Subject: Re: [Oops][next-20170614][] powerpc boot fails with WARNING: CPU: 12 PID: 0 at mm/memblock.c

Stephen Rothwell <sfr@...b.auug.org.au> writes:
> On Fri, 16 Jun 2017 11:13:35 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>> On Fri, 16 Jun 2017 10:57:22 +1000 Michael Ellerman <mpe@...erman.id.au> wrote:
>> > "Rowand, Frank" <Frank.Rowand@...y.com> writes:
>> > > On Thursday, June 15, 2017 2:25 AM, Abdul Haleem [mailto:abdhalee@...ux.vnet.ibm.com]  wrote:    
>> > >> On Thu, 2017-06-15 at 11:30 +0530, Abdul Haleem wrote:    
>> > >>>
>> > >>> 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.    
>> > 
>> > Thanks.
>> > 
>> > At least for me reverting that patch on top of linux-next gets things
>> > booting again.
>> > 
>> > Stephen can you revert that patch in linux-next today?  
>> 
>> OK.
>
> Actually, Rob removed it from his tree before I merged it.

Yep, just noticed that.

Thanks all.

cheers