linux-kernel - Re: WARNING in __rcu_read

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Message-ID: <1583d5fc-34bf-3a81-363d-01a1085a7363@linux.intel.com>
Date:   Mon, 17 Dec 2018 06:14:13 -0800
From:   Arjan van de Ven <arjan@...ux.intel.com>
To:     paulmck@...ux.ibm.com, Dmitry Vyukov <dvyukov@...gle.com>
Cc:     syzbot <syzbot+43f6755d1c2e62743468@...kaller.appspotmail.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Josh Triplett <josh@...htriplett.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>,
        netdev <netdev@...r.kernel.org>
Subject: Re: WARNING in __rcu_read_unlock

On 12/17/2018 3:29 AM, Paul E. McKenney wrote:
> As does this sort of report on a line that contains simple integer
> arithmetic and boolean operations.;-)
> 
> Any chance of a bisection?

btw this looks like something caused a stack overflow and thus all the weirdness that then happens