14230 badseg test leaves coreadm in maintenance
Reviewed by: Yuri Pankov <ypankov@tintri.com>
Reviewed by: Toomas Soome <tsoome@me.com>
Approved by: Rich Lowe <richlowe@richlowe.net>

11530 badseg test creates cores
Reviewed by: Toomas Soome <tsoome@me.com>
Approved by: Dan McDonald <danmcd@joyent.com>