spin lock sleepq chain held by 0xc0fc3540 for > 5 seconds

[Brian Fundakowski Feldman]

That might not be enough information to go on.  Prefereably when something 
like this happens, and a core dump is not going to happen, "show locks",
"ps", and "tr" of interesting processes, from DDB, would be the most useful 
things to have.

-- 
Brian Fundakowski Feldman                           \'[ FreeBSD ]''''''''''\
  <> green at FreeBSD.org                               \  The Power to Serve! \
 Opinions expressed are my own.                       \,,,,,,,,,,,,,,,,,,,,,,\