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    SubjectRe: [-rc7 regression] Buggy commit: "mm: use aligned zone start for pfn_to_bitidx calculation"

    * Ingo Molnar <mingo@kernel.org> wrote:

    > Revert attached below - it reverts cleanly and I'll test this
    > today, to see whether this solves the sporadic lockups.

    Ok, the revert survived a day of hundreds of randconfigs - while
    it would lock up within 100 randconfigs before.

    So this commit appears to be the root cause of the regression.

    Thanks,

    Ingo


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