Re: [BUG 2.6.16-rt18] BUG at kernel/rtmutex.c:639!

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On Fri, 2006-04-28 at 07:13 -0700, Vernon Mauery wrote:
> Ingo,
> 
> On an IBM Intellistation A-Pro I am seeing the bug regularly as seen below.
> We also see this bug on an LS-20 blade.  The way this bug is triggered is
> to add 'irqpoll' to the kernel command line.  If we remove this from the
> command line, we don't see this bug.  I know the easy answer is that if you
> don't want to see the bug, don't use irqpoll.  So we don't.  But we thought
> that just in case this bug does expose something real that it should be
> reported.

That's a lock recursion caused by the irqpoll option. Needs some
thoughts to fix it. Thanks for reporting though.

	tglx


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