Re: [BUG] 2.6.24-rc2-mm1 - kernel bug on nfs v4

From: Andrew Morton
Date: Sat Nov 17 2007 - 13:21:15 EST


On Sat, 17 Nov 2007 19:09:46 +0100 Ingo Molnar <mingo@xxxxxxx> wrote:

>
> * Torsten Kaiser <just.for.lkml@xxxxxxxxxxxxxx> wrote:
>
> > Sadly lockdep does not work for me, as it gets turned off early:
> > [ 39.851594] ---------------------------------
> > [ 39.855963] inconsistent {softirq-on-W} -> {in-softirq-W} usage.
> > [ 39.861981] swapper/0 [HC0[0]:SC1[1]:HE0:SE0] takes:
> > [ 39.866963] (&n->list_lock){-+..}, at: [<ffffffff802935c1>]
>
> hey, that means it found a bug - which is not sad at all :-)
>

mutter.

Torsten, you could try CONFIG_SLAB=y, CONFIG_SLUB=n to see if you can make
some progress on the NFS problem.

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