[Dnsmasq-discuss] DNSMasq stops working and runs at 100%

[Conrad Kostecki]

> -----Ursprüngliche Nachricht-----
> Von: Dnsmasq-discuss [mailto:dnsmasq-discuss-
> bounces at lists.thekelleys.org.uk] Im Auftrag von Simon Kelley
> Gesendet: Mittwoch, 4. Juni 2014 13:59
> An: DNSMasq Mailingliste
> Betreff: Re: [Dnsmasq-discuss] DNSMasq stops working and runs at 100%
> 
> On 03/06/14 18:20, Conrad Kostecki wrote:
> 
> > Jun 03 01:11:39 [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b::
> > Jun 03 01:12:00 [dnsmasq-dhcp] RTR-ADVERT(wlp7s0) XXXX:XX:XXXX:XX2a::
> > Jun 03 01:14:40 [dnsmasq-dhcp] RTR-ADVERT(enp6s0)
> XXXX:XX:XXXX:XX40::
> > Jun 03 01:17:24 [dnsmasq-dhcp] RTR-ADVERT(enp5s0)
> XXXX:XX:XXXX:XX17::
> > Jun 03 01:18:03 [dnsmasq-dhcp] RTR-ADVERT(enp10s0)
> XXXX:XX:XXXX:XX80::
> > Jun 03 01:20:10 [dnsmasq-dhcp] RTR-ADVERT(wlp7s0) XXXX:XX:XXXX:XX2a::
> > Jun 03 01:20:48 [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b::
> > Jun 03 01:23:24 [dnsmasq-dhcp] Router-Advertisment on
> > XXXX:XX:XXXX:XX80::, old prefix for enp10s0 Jun 03 01:23:24
> > [dnsmasq-dhcp] Router-Advertisment on XXXX:XX:XXXX:XX40::, old prefix
> > for enp6s0 Jun 03 01:23:24 [dnsmasq-dhcp] Router-Advertisment on
> > XXXX:XX:XXXX:XX17::, old prefix for enp5s0 Jun 03 01:23:24
> > [dnsmasq-dhcp] RTR-ADVERT(enp10s0) XXXX:XX:XXXX:XX80:: old prefix Jun
> > 03 01:23:24 [dnsmasq-dhcp] Router-Advertisment on
> XXXX:XX:XXXX:XX7b::,
> > old prefix for tap0 Jun 03 01:23:24 [dnsmasq-dhcp] Router-Advertisment
> > on XXXX:XX:XXXX:XX2a::, old prefix for wlp7s0 Jun 03 01:23:24
> > [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b:: old prefix Jun 03
> > 01:23:24 [dnsmasq-dhcp] RTR-ADVERT(wlp7s0) XXXX:XX:XXXX:XX2a:: old
> > prefix Jun 03 01:23:24 [dnsmasq-dhcp] RTR-ADVERT(enp6s0)
> > XXXX:XX:XXXX:XX40:: old prefix Jun 03 01:23:24 [dnsmasq-dhcp]
> > RTR-ADVERT(enp5s0) XXXX:XX:XXXX:XX17:: old prefix Jun 03 01:23:29
> > [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b:: old prefix Jun 03
> > 01:23:29 [dnsmasq-dhcp] DHCPv6, IP-Bereich XXXX:XX:XXXX:XX7b::10 --
> > XXXX:XX:XXXX:XX7b::49, Lease Time 1d, constructed for tap0 Jun 03
> > 01:23:29 [dnsmasq-dhcp] DHCPv4-abgeleitete IPv6 Namen on
> > XXXX:XX:XXXX:XX7b::, constructed for tap0 Jun 03 01:23:29
> > [dnsmasq-dhcp] Router-Advertisment on XXXX:XX:XXXX:XX7b::,
> constructed
> > for tap0
>                                                         ^^^^^^^^^^^^^^^^
> > Jun 03 01:23:29 [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b::
> > Jun 03 01:23:29 [dnsmasq-dhcp] Router-Advertisment on
> > XXXX:XX:XXXX:XX7b::, old prefix for tap0
>                                                         ^^^^^^^^^^^^^^^^
> > Jun 03 01:23:29 [dnsmasq-dhcp] RTR-ADVERT(tap0) XXXX:XX:XXXX:XX7b::
> > old prefix
> > <-- At this point nothing is being logged any more.
> >
> 
> Thanks for the backtrace, I'm working on it. One question, are the two
> addresses marked above the same, or different, in the un-redacted logs?

Hi Simon,
They are the same, not different. My ISP is the German Telekom. They are announcing a dynamic /56-Subnet and via PD /64 are requested with dhcpcd on my side for all interfaces.
If I reconnect fast, it can happen, that I get the same subnet again.

Conrad