Re: kern/52659: can't "ping6 www.kame.net" with the new -8 pullups

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

On Fri, Oct 27, 2017 at 7:00 PM, Ryota Ozaki <ozaki-r%netbsd.org@localhost> wrote:
> Hi,
>
> I'm investigating the issue though, I have one question now;
> do you disable IPSEC of your kernel? If so, does enabling it help?

Anyway could you send packet dumps (tcpdump -e -x ...) of both a good
case and a bad case on dhcpcd and ping6.

Thanks,
  ozaki-r

>
> Thanks,
>   ozaki-r
>
> On Fri, Oct 27, 2017 at 2:25 AM, Hisashi T Fujinaka <htodd%twofifty.com@localhost> wrote:
>> Here's what "sudo dhcpcd -dB6T --nodhcp6 wm0" gives me for working and
>> non-working. Similar behavior on bge0 and wm0. This data is from a
>> current-amd64 system running a netbsd-8 kernel.
>>
>> Working (old kernel).
>>
>> % sudo dhcpcd -dB6T --nodhcp6 bge0
>> dhcpcd-7.0.0-rc3 starting
>> DUID 00:01:00:01:1a:4b:2e:ab:00:1b:21:69:c3:70
>> bge0: IAID da:7a:90:b0
>> bge0: delaying IPv6 router solicitation for 0.5 seconds
>> bge0: soliciting an IPv6 router
>> bge0: sending Router Solicitation
>> bge0: Router Advertisement from fe80::201:c0ff:fe09:c062
>> bge0: executing `/libexec/dhcpcd-run-hooks' TEST
>> interface=bge0
>> pid=1957
>> reason=TEST
>> ifcarrier=up
>> ifflags=4294936643
>> ifmtu=1500
>> ifwireless=0
>> nd1_acquired=611
>> nd1_addr1=2603:3004:a:31e3:65ed:24e2:2093:8c65/64
>> nd1_from=fe80::201:c0ff:fe09:c062
>> nd1_now=611
>> nd1_prefix_information1_flags=LA
>> nd1_prefix_information1_length=64
>> nd1_prefix_information1_pltime=604800
>> nd1_prefix_information1_prefix=2603:3004:a:31e3::
>> nd1_prefix_information1_vltime=2592000
>> nd1_source_address=0001c009c062
>> dhcpcd exited
>>
>> % sudo dhcpcd -dB6T --nodhcp6 wm0
>> dhcpcd-7.0.0-rc3 starting
>> DUID 00:01:00:01:1a:4b:2e:ab:00:1b:21:69:c3:70
>> wm0: IAID 9f:8f:10:aa
>> wm0: delaying IPv6 router solicitation for 0.6 seconds
>> wm0: soliciting an IPv6 router
>> wm0: sending Router Solicitation
>> wm0: Router Advertisement from fe80::201:c0ff:fe09:c062
>> wm0: executing `/libexec/dhcpcd-run-hooks' TEST
>> interface=wm0
>> pid=945
>> reason=TEST
>> ifcarrier=up
>> ifflags=4294936643
>> ifmtu=1500
>> ifwireless=0
>> nd1_acquired=628
>> nd1_addr1=2603:3004:a:31e3:3e1e:52c1:5c11:3b60/64
>> nd1_from=fe80::201:c0ff:fe09:c062
>> nd1_now=628
>> nd1_prefix_information1_flags=LA
>> nd1_prefix_information1_length=64
>> nd1_prefix_information1_pltime=604800
>> nd1_prefix_information1_prefix=2603:3004:a:31e3::
>> nd1_prefix_information1_vltime=2592000
>> nd1_source_address=0001c009c062
>> dhcpcd exited
>>
>> Not working (new
>>
>> % sudo dhcpcd -dB6T --nodhcp6 bge0
>> dhcpcd-7.0.0-rc3 starting
>> DUID 00:01:00:01:1a:4b:2e:ab:00:1b:21:69:c3:70
>> bge0: IAID da:7a:90:b0
>> bge0: delaying IPv6 router solicitation for 1.0 seconds
>> bge0: soliciting an IPv6 router
>> bge0: sending Router Solicitation
>> bge0: sending Router Solicitation
>> bge0: sending Router Solicitation
>> bge0: sending Router Solicitation
>> bge0: no IPv6 Routers available
>> timed out
>> dhcpcd exited
>>
>> % sudo dhcpcd -dB6T --nodhcp6 wm0
>> dhcpcd-7.0.0-rc3 starting
>> DUID 00:01:00:01:1a:4b:2e:ab:00:1b:21:69:c3:70
>> wm0: IAID 9f:8f:10:aa
>> wm0: delaying IPv6 router solicitation for 0.7 seconds
>> wm0: soliciting an IPv6 router
>> wm0: sending Router Solicitation
>> wm0: sending Router Solicitation
>> wm0: sending Router Solicitation
>> wm0: sending Router Solicitation
>> wm0: no IPv6 Routers available
>> timed out
>> dhcpcd exited
>>