Synopsis: [md] [panic] System crash via ioctl() on mdctl. Responsible-Changed-From-To: freebsd-bugs->jh Responsible-Changed-By: jh Responsible-Changed-When: Tue Nov 6 15:58:42 UTC 2012 Responsible-Changed-Why: Take. http://www.freebsd.org/cgi/query-pr.cgi?pr=169683