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    SubjectRe: oomkillers gone wild.
    On Fri, 8 Jun 2012, Thomas Gleixner wrote:

    > > If we're leaking task_struct's, meaning that put_task_struct() isn't
    > > actually freeing them when the refcount goes to 0, then it's certainly not
    > > because of the oom killer which only sends a SIGKILL to the selected
    > > process.
    >
    > I rather suspect, that this is a asymetry between get_ and
    > put_task_struct and refcount just doesn't go to zero.
    >

    We found an actual task_struct leak within put_task_struct() because of
    the free task notifiers during the 3.4 -rc cycle, so if kmemleak doesn't
    show anything then would it be possible to bisect the problem Dave?


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