Re: [BUG] 2.6.28-git LOCKDEP: Possible recursive rq->lock

[Peter Zijlstra]

On Sun, 2009-01-04 at 23:14 +0530, Vaidyanathan Srinivasan wrote:
> Hi Ingo,
> 
> Kernbench runs on latest Linux git tree stalled with the following
> lockdep warning.
> 
> Lockdep warning and lockup on Jan 3 Linus git tree
> commit 7d3b56ba37a95f1f370f50258ed3954c304c524b
> 
> kernbench run with two threads stalled.  sched_mc was zero.
> x86_64 system with 8 logical CPUs in dual socket quad core
> configuration.
> 
> I will post more information as I debug this warning/bug.  

Its ca109491f612aab5c8152207631c0444f63da97f, I've some ideas on how to
fix this, just haven't gotten around to actually doing anything --
seeing how it was holidays and such..

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