amd64/134011: swap_pager_getswapspace(4): failed

[Randy Bush]

>> How was Exim installed?  From packages or compiled on the system?
> It's installed from a clean port.  A machine I supped and installed
> fresh yesterday is showing the same behavior.
> It's also rebooting randomly when messing with ZFS, blegh.

i am getting the swap_pager behavior on non-zfs 8-current systems.  it
is becoming painful.

i did file a pr

    http://www.freebsd.org/cgi/query-pr.cgi?pr=amd64/134011

though, since filing it, i can repro on i386 as well as amd64

randy