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Subject: Re: splice/tee bugs?
From: Arjan van de Ven <arjan@infradead.org>
To: Jens Axboe <axboe@suse.de>
Cc: Michael Kerrisk <michael.kerrisk@gmx.net>, mtk-manpages@gmx.net,
       linux-kernel@vger.kernel.org, akpm@osdl.org,
       Ingo Molnar <mingo@elte.hu>
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> I cannot see where this could be happening, Ingo is this valid?

maybe the test found a way to exit the kernel previously while holding
the lock ?

that would be highly lethal in any scenario.. lockdep would just be the
messenger here