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    SubjectRe: [PATCH -tip V2 00/10] workqueue: break affinity initiatively
    On Sat, Dec 26, 2020 at 10:52 PM Paul E. McKenney <paulmck@kernel.org> wrote:

    > >
    > > Can you please specify a bit what you encountered in rcutorture
    > > before this patchset? You know we cant have a correct estimation
    > > of the fix diameter without your help.

    >
    > It triggers the following in sched_cpu_dying() in kernel/sched/core.c,
    > exactly the same as for Lai Jiangshan:
    >
    > BUG_ON(rq->nr_running != 1 || rq_has_pinned_tasks(rq))
    >
    > Which is in fact the "this" in my earlier "rcutorture hits this". ;-)
    >
    > Thanx, Paul
    >

    Hi, Hillf

    https://lkml.org/lkml/2020/12/22/141

    From the email, I think rcutorture encountered the same problem.

    Hi, Paul

    I'm sorry to forget to add your Tested-by.

    Thanks
    Lai

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