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    SubjectRe: [PATCH/RFC 2/2] perf tools: Check callchain is corrupted
    On Thu, May 31, 2012 at 02:43:27PM +0900, Namhyung Kim wrote:
    > We faced segmentation fault on perf top -G at very high sampling
    > rate due to a corrupted callchain. While the root cause was not
    > revealed (I failed to figure it out), this patch tries to protect
    > us from the segfault on such cases.
    > Reported-by: Arnaldo Carvalho de Melo <>
    > Signed-off-by: Namhyung Kim <>

    Acked-by: Zachary Landau <>

    - Zack

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