linux-kernel - Re: [3.15-rc3] rtmutex-debug assertion.

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Message-ID: <alpine.DEB.2.02.1404301023140.6261@ionos.tec.linutronix.de>
Date:	Wed, 30 Apr 2014 10:24:20 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Davidlohr Bueso <davidlohr@...com>
cc:	Dave Jones <davej@...hat.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	peterz@...radead.org,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [3.15-rc3] rtmutex-debug assertion.

On Tue, 29 Apr 2014, Davidlohr Bueso wrote:
> On Tue, 2014-04-29 at 20:14 -0400, Dave Jones wrote:
> > 
> > futex(uaddr=0x7f55ff8c4000, op=0x6, val=0x200000006223800b, utime=0x7f55ff8c4000, uaddr2=0x7f55ff8c4000, val3=-123)
> 
> Perhaps because of chance. Even for pi futexes, if the lock is
> uncontended, the kernel will never take part.

Well, that's a syscall fuzzer. It feeds the kernel random crap.
 
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