armed; dispatching go=4 in background (stopper thread)...
=== dmesg S4 markers (last line must be the AB-BA marker if deadlocked):
dfet: S4: arming REAL et_tick via callout_reset(sc_tick, 1, et_tick, sc) (production arms at hz via et_init:1121)
dfet: S4: tick never went INPROG within 5000 ms (unexpected)
=== s4_go.out (empty = sysctl never returned):
kern.dfet.go: 0 -> 0
(end)
=== thread states (stopper 'costp' + softclock 'slize'):
    -1 B1     -         0.0 (softclock 1)
    -1 B2     -         0.0 (softclock 2)
    -1 B3     -         0.0 (softclock 3)
    -1 B4     -         0.0 (softclock 4)
    -1 B5     -         0.0 (softclock 5)
    -1 B0     -         0.0 (softclock 0)
=== second sample after +5s (permanence):
0
dfet: S4: tick never went INPROG within 5000 ms (unexpected)
 9:01PM  up 42 secs, 0 users, load averages: 0.21, 0.06, 0.02