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    SubjectRe: 2.6.33: ftrace triggers soft lockup
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    On Sat, 2010-03-13 at 13:37 +0800, Américo Wang wrote:
    > On Fri, Mar 12, 2010 at 09:07:29PM -0500, Steven Rostedt wrote:
    > >
    > >Americo,
    > >
    > >I still do not know why the function graph tracer is making your system
    > >unusable. I'll look more into that when I get a chance. So far, I have
    > >not had any issues on any of my boxes.
    > >
    >
    > Oh, in fact, I just tried 2 x86_64 machines, both of them have this
    > problem.
    >
    > Sorry that I don't have much time to do bisect, the last kernel that
    > I tried is 2.6.32-rc6, it is bad too. I will try some older kernels
    > if I have time.

    It may be a config problem. I'll analyze your config again and see if I
    can find something with it. But this will need to wait till next week.

    Thanks,

    -- Steve

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