linux-kernel - Re: [next-20180711][Oops] linux-next kernel boot is broken on powerpc

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Date:   Fri, 13 Jul 2018 14:43:11 +0530
From:   Abdul Haleem <abdhalee@...ux.vnet.ibm.com>
To:     Pavel Tatashin <pasha.tatashin@...cle.com>
Cc:     sachinp@...ux.vnet.ibm.com,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Michal Hocko <mhocko@...e.com>, sim@...ux.vnet.ibm.com,
        venkatb3@...ibm.com, LKML <linux-kernel@...r.kernel.org>,
        manvanth@...ux.vnet.ibm.com,
        Linux Memory Management List <linux-mm@...ck.org>,
        linux-next@...r.kernel.org, aneesh.kumar@...ux.vnet.ibm.com,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [next-20180711][Oops] linux-next kernel boot is broken on
 powerpc

On Thu, 2018-07-12 at 13:44 -0400, Pavel Tatashin wrote:
> > Related commit could be one of below ? I see lots of patches related to mm and could not bisect
> >
> > 5479976fda7d3ab23ba0a4eb4d60b296eb88b866 mm: page_alloc: restore memblock_next_valid_pfn() on arm/arm64
> > 41619b27b5696e7e5ef76d9c692dd7342c1ad7eb mm-drop-vm_bug_on-from-__get_free_pages-fix
> > 531bbe6bd2721f4b66cdb0f5cf5ac14612fa1419 mm: drop VM_BUG_ON from __get_free_pages
> > 479350dd1a35f8bfb2534697e5ca68ee8a6e8dea mm, page_alloc: actually ignore mempolicies for high priority allocations
> > 088018f6fe571444caaeb16e84c9f24f22dfc8b0 mm: skip invalid pages block at a time in zero_resv_unresv()
> 
> Looks like:
> 0ba29a108979 mm/sparse: Remove CONFIG_SPARSEMEM_ALLOC_MEM_MAP_TOGETHER
> 
> This patch is going to be reverted from linux-next. Abdul, please
> verify that issue is gone once  you revert this patch.

kernel booted fine when the above patch is reverted.

-- 
Regard's

Abdul Haleem
IBM Linux Technology Centre