linux-kernel - Re: [BUG] kernel freeze, rcu_sched self-detected stall on CPU

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Message-ID: <20161218163223.GC24788@linux-80c1.suse>
Date:   Sun, 18 Dec 2016 08:32:23 -0800
From:   Davidlohr Bueso <dave@...olabs.net>
To:     Johanna Abrahamsson <johanna@...o.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [BUG] kernel freeze, rcu_sched self-detected stall on CPU

On Sat, 17 Dec 2016, Johanna Abrahamsson wrote:

>I will try to investigate this further but as I have limited knowledge of RCU and how the kernel works with semaphores don't expect any miracles :)

Please see if this helps: https://lkml.org/lkml/2016/12/18/79

Thanks,
Davidlohr