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Subject: Re: tcpdump reporting strange packets on RPi3
From: Michael Tuexen <tuexen@freebsd.org>
In-Reply-To: <CANsEV8e_6mjwyh6kKjpJHqaPM_u+bo7eJ0zha+mS5B___bfLMA@mail.gmail.com>
Date: Sat, 13 Jan 2018 15:53:57 +0100
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To: Wojciech Macek <wma@semihalf.com>
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> On 13. Jan 2018, at 07:03, Wojciech Macek <wma@semihalf.com> wrote:
>=20
>=20
> Adding missing list...
>=20
> W dniu sobota, 13 stycznia 2018 Wojciech Macek <wma@semihalf.com> =
napisa=C5=82(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@rpi3:/usr/home/tuexen/head/sys/arm64/compile/TCP  arm64

Best regards
Michael
> >
> > Regards,
> > Wojtek
> > wma@
> >
> > W dniu pi=C4=85tek, 12 stycznia 2018 Michael Tuexen =
<tuexen@freebsd.org> napisa=C5=82(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
> >> _______________________________________________
> >> freebsd-arm@freebsd.org mailing list
> >> https://lists.freebsd.org/mailman/listinfo/freebsd-arm
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> >>