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    SubjectRe: Soft-Lockup/Race in networking in 2.6.31-rc1+195 ( possibly?caused by netem)
    Date
    On Wednesday 08 July 2009 10:08:52 Jarek Poplawski wrote:
    > On Tue, Jul 07, 2009 at 06:11:27PM +0200, Andres Freund wrote:
    > > On Tuesday 07 July 2009 15:57:42 Jarek Poplawski wrote:
    > > > On Tue, Jul 07, 2009 at 03:34:07PM +0200, Andres Freund wrote:
    > > > ...
    > > >
    > > > > Testing wether its triggerable inside a vm might be interesting...
    > > >
    > > > Probably similarly to testing without this patch or even less. Maybe
    > > > I should've warned you but this type of bugs in -rc with possible
    > > > memory or stack overwrites might be fatal for your data (at least).
    > >
    > > Fortunately all the data on that machine should either be replaceable or
    > > regularly backuped.
    > >
    > > Will test later today if that patch bugs.
    >
    > If you didn't start yet, it would be nice to use this, btw:
    >
    > CONFIG_HOTPLUG_CPU = N
    > CONFIG_DEBUG_OBJECTS = Y
    > CONFIG_DEBUG_OBJECTS_TIMERS = Y
    So I should test with a single cpu? Or is there a config where HOTPLUG_CPU does
    not imply !SMP?

    Andres


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