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Subject: [Bug 195458] Hang on shutdown/root unmount after FreeBSD 10.1R upgrade
Date: Sat, 21 Mar 2015 03:03:25 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195458

--- Comment #69 from Glen Barber <gjb@FreeBSD.org> ---
Just an update to note that this issue is not forgotten, and is being actively
(and heavily) investigated.

The underlying causes are not yet fully understood, and are quite complex by
nature.

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