tcpdump reporting strange packets on RPi3

Michael Tuexen tuexen at freebsd.org
Sat Jan 13 14:54:06 UTC 2018


> On 13. Jan 2018, at 07:03, Wojciech Macek <wma at semihalf.com> wrote:
> 
> 
> Adding missing list...
> 
> W dniu sobota, 13 stycznia 2018 Wojciech Macek <wma at semihalf.com> napisał(a):
> > Yes, its a problem with 32-bit BPF ioctl compat support. I'm planning to submit a patch next week.
Great. I'm happy to test it.

Just to be clear: The RPi3 I'm using runs a 64-bit kernel and world:
FreeBSD rpi3 12.0-CURRENT FreeBSD 12.0-CURRENT #0 r327876: Fri Jan 12 16:48:55 CET 2018     tuexen at rpi3:/usr/home/tuexen/head/sys/arm64/compile/TCP  arm64

Best regards
Michael
> >
> > Regards,
> > Wojtek
> > wma@
> >
> > W dniu piątek, 12 stycznia 2018 Michael Tuexen <tuexen at freebsd.org> napisał(a):
> >> Dear all,
> >>
> >> when running FreeBSD head on a RPi and using tcpdump on the ue0 interface, I do
> >> see strange packets. Something like
> >>
> >> 01:59:44.000000 a5:a5:a5:a5:a5:a5 > a5:a5:a5:a5:a5:a5, ethertype Unknown (0xa5a5), length 666370074:
> >>         0x0000:  a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5  ................
> >>         0x0010:  a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5  ................
> >>         0x0020:  a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5 a5a5  ................
> >>         0x0030:  a5a5 a5a5                                ....
> >>
> >> gets reported... Any ideas what went wrong?
> >>
> >> Best regards
> >> Michael
> >> _______________________________________________
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> >>



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