ifconfig msk0 up hang and eating 100%CPU

[Andrey Smagin]

Wed, 27 Oct 2010 11:52:18 +0400 письмо от "Ilya A. Arhipov" <micro at heavennet.ru>:

> dmesg | grep msk
> and procstat -kk pid
> 27.10.10, 11:45, "Andrey Smagin" <samspeed at mail.ru>:
> > "ifconfig msk0 up" hang and I can't kill it, also ping any host via another
> working interface - ping hang.
> >? What I can do for debug it process ?
> >? 
> >? FreeBSD 9.0-CURRENT #4: Wed Oct 27 01:00:31 MSD 2010????
> root@:/usr/obj/usr/src/sys/SAM? amd64
> >? 
> >? >top
> >? last pid: 58489;? load averages:? 6.55,? 4.98,?
> 2.76??????????????????????????????????????????????????????????????????????? up
> 0+01:53:08? 11:37:46
> >? 602 processes: 6 running, 594 sleeping, 1 zombie, 1 lock
> >? CPU:? 0.2% user,? 0.0% nice, 25.6% system,? 0.3% interrupt, 73.9% idle
> >? Mem: 354M Active, 200M Inact, 765M Wired, 700K Cache, 76M Buf, 2622M Free
> >? Swap:
> >? 
> >??? PID USERNAME??? THR PRI NICE?? SIZE??? RES STATE?? C?? TIME?? WCPU
> COMMAND
> >? 57179 root????????? 1 -32??? 0 14340K? 1588K CPU1??? 1?? 8:29 100.00%
> ifconfig
> >? 
> >? _______________________________________________
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> >? 
> >? 

ran trafshow 5 times
dmesg | grep msk 
msk0: promiscuous mode enabled
msk0: promiscuous mode disabled
msk0: promiscuous mode enabled
msk0: promiscuous mode disabled
msk0: promiscuous mode enabled
msk0: promiscuous mode disabled
msk0: promiscuous mode enabled
msk0: promiscuous mode disabled
msk0: promiscuous mode enabled
msk0: promiscuous mode disabled

ns# procstat -kk 57179
  PID    TID COMM             TDNAME           KSTACK
57179 100366 ifconfig         -                <running>