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Date:      Fri, 04 May 2018 12:13:22 +0000
From:      bugzilla-noreply@freebsd.org
To:        stable@FreeBSD.org
Subject:   [Bug 227213] FreeBSD 10.4 kernel deadlocks on sysctlmemlock
Message-ID:  <bug-227213-1689-ZGBhzfyXe5@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-227213-1689@https.bugs.freebsd.org/bugzilla/>
References:  <bug-227213-1689@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227213

--- Comment #28 from Eugene Grosbein <eugen@freebsd.org> ---
(In reply to Bengt Ahlgren from comment #26)

I think this is kernel or hardware problem despite of possible desync.
In no event should simple sysctl system call hang "forever" holding sx lock
that prevents other processes to call other sysctl OIDs.

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