login: patchcpu: cpu_id 0x00060fb1 -> 0x00030661 (family 06h model 36h Atom)
corecstat0: <CPU Package C-State residency counters> on cpu0
device_probe_and_attach: corecstat0 attach returned 6
corecstat1: <CPU Package C-State residency counters> on cpu1
device_probe_and_attach: corecstat1 attach returned 6
corecstat2: <CPU Package C-State residency counters> on cpu2
device_probe_and_attach: corecstat2 attach returned 6
corecstat3: <CPU Package C-State residency counters> on cpu3
device_probe_and_attach: corecstat3 attach returned 6
corecstat4: <CPU Package C-State residency counters> on cpu4
device_probe_and_attach: corecstat4 attach returned 6
corecstat5: <CPU Package C-State residency counters> on cpu5
msr node0 PC2 residency (0x000003f8) not available
msr node0 PC4 residency (0x000003f9) not available
msr node0 PC6 residency (0x000003fa) not available
panic: assertion "sc->sc_version != 0" failed in corecstat_init_atom_cpu at corecstat.c:425
cpuid = 4
Trace beginning at frame 0xfffff801166fb708
corecstat_attach() at corecstat_attach+0x561 0xffffffff82601c41 
corecstat_attach() at corecstat_attach+0x561 0xffffffff82601c41 
device_doattach() at device_doattach+0x3af 0xffffffff8068dbef 
bus_generic_driver_added() at bus_generic_driver_added+0x68 0xffffffff8068f9d8 
devclass_add_driver() at devclass_add_driver+0xf3 0xffffffff8068cc73 
module_register_init() at module_register_init+0x49 0xffffffff806232e9 
Debugger("panic")

CPU4 stopping CPUs: 0x0000002f
 stopped
Stopped at      Debugger+0x7c:  movb    $0,0xbdaf09(%rip)
db>