Messages in this thread | | | Date | Thu, 14 Aug 2008 18:34:50 +0200 | From | Andi Kleen <> | Subject | Re: Warning in during hotplug on 2.6.27-rc2-git5 |
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On Thu, Aug 14, 2008 at 05:53:57PM +0200, Rafael J. Wysocki wrote: > On Wednesday, 13 of August 2008, Mark Langsdorf wrote: > > I'm seeing the following error message when I hotunplug and replug > > a cpu in 2.6.27-rc2-git5. The system becomes unstable almost > > immediately afterwards. > > Hm, it seems that MCE is involved somehow. Andi, can you have a look at this, > please?
FWIW the mce code here actually hasn't changed for a long time.
> > ------------[ cut here ]------------ > > WARNING: at fs/sysfs/dir.c:463 sysfs_add_one+0x33/0x39() > > sysfs: duplicate filename 'machinecheck4' can not be created
The only way I could see that happening if CPU_DEAD/CPU_ONLINE is not properly balanced.
-Andi
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