linux-kernel - Re: process 'stuck' at exit.

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Message-ID: <20131210203559.GA1209@redhat.com>
Date:	Tue, 10 Dec 2013 21:35:59 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Dave Jones <davej@...hat.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Darren Hart <dvhart@...ux.intel.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Mel Gorman <mgorman@...e.de>
Subject: Re: process 'stuck' at exit.

Dave, I must have missed something, help.

I am looking at the first message and I can't understand who stuck
"at exit".

The trace shows that the task with pid=10818 called sys_futex() ?

Perhaps "exit" means the userspace paths?

Oleg.

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