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    SubjectRe: WARNING: at arch/x86/kernel/smp.c:119 native_smp_send_reschedule+0x25/0x43()
    I'm just wondering about the status of the patches to fix this issue,
    this is still happening on linux-next.

    On Fri, Feb 10, 2012 at 11:04 PM, Don Zickus <dzickus@redhat.com> wrote:
    > On Fri, Feb 10, 2012 at 09:36:03PM +0100, Peter Zijlstra wrote:
    >> On Fri, 2012-02-10 at 15:31 -0500, Don Zickus wrote:
    >> > So my second patch which I will eventually post will just skip the WARN_ON
    >> > if the system is going down.  Not sure if that is the proper way to address
    >> > this problem or change all of the stop_this_cpu code to use a different
    >> > bitmask than the cpu_online bitmask (but then you run the risk of a stuck
    >> > IPI I guess if the cpu is halted without notifying anyone).
    >>
    >> Yeah, the async hard kill of all cpus is bound to make problems.. what
    >> I'm wondering is, why is this in the normal shutdown path and not
    >> specific to a hard panic?
    >
    > I didn't write the original code, I just changed it from REBOOT_IRQ to
    > NMI and left all the stop_this_cpu stuff alone.
    >
    >>
    >> Trying to make this work is just not going to be pretty, and in the
    >> panic case we really don't care much.
    >
    > Sure.
    >
    > Cheers,
    > Don
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