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To: "Kirill A. Shutemov" <kirill@shutemov.name>
cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>,
        Andrea Arcangeli <aarcange@redhat.com>,
        Christian Borntraeger <borntraeger@de.ibm.com>,
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        "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
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        Martin Schwidefsky <schwidefsky@de.ibm.com>,
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Subject: Re: [BUG] random kernel crashes after THP rework on s390 (maybe also
 on PowerPC and ARM)
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On Thu, 18 Feb 2016, Kirill A. Shutemov wrote:
> I worth minimizing kernel config on which you can see the bug. Things like
> CONFIG_DEBUG_PAGEALLOC used to interfere with THP before.

I disabled all debugging options (using
arch/s390/configs/performance_defconfig) - we still chrashed.

Sebastian