Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-23 Thread Marc Haber
On Tue, Feb 23, 2016 at 10:03:28AM +0100, Hannes Frederic Sowa wrote: > Thanks for letting me know. Hopefully this also fixes > https://bugzilla.kernel.org/show_bug.cgi?id=110721. As far as I have understood the systemd release logs, the code handling IPv6 RAs was added in systemd 229, which was

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-23 Thread Hannes Frederic Sowa
On 22.02.2016 20:20, Marc Haber wrote: On Mon, Feb 22, 2016 at 05:15:41PM +0100, Hannes Frederic Sowa wrote: On 22.02.2016 16:47, Marc Haber wrote: Can you reproduce the behavior with accept_ra_from_local =0 as well? Unfortunately, the debugging VM I build works fine, it's just the physical

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-22 Thread Marc Haber
On Mon, Feb 22, 2016 at 05:15:41PM +0100, Hannes Frederic Sowa wrote: > On 22.02.2016 16:47, Marc Haber wrote: > >Can you reproduce the behavior with accept_ra_from_local =0 as well? > >Unfortunately, the debugging VM I build works fine, it's just the > >physical host showing this behavior. This

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-22 Thread Hannes Frederic Sowa
On 22.02.2016 16:47, Marc Haber wrote: Can you reproduce the behavior with accept_ra_from_local =0 as well? Unfortunately, the debugging VM I build works fine, it's just the physical host showing this behavior. This is really strange. Same here. Debugging VM didn't show this error at all and

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-22 Thread Marc Haber
On Mon, Feb 22, 2016 at 04:12:36PM +0100, Hannes Frederic Sowa wrote: > On 22.02.2016 16:04, Marc Haber wrote: > >In prose: > > > >The host is a host for KVM VMs. It receives IPv6 connectivity via RA > >on eth0, where the default gateway announces its address as fe80::1. > >It also provides IPv6

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-22 Thread Marc Haber
Hi Hannes, On Tue, Dec 22, 2015 at 10:50:04PM +0100, Hannes Frederic Sowa wrote: > Thanks but no need to do that, I already cooked a patch and will submit > tomorrow after some testing. We don't need to enhance the sysctl, > default should be to simply check the interface too if a route with >

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2016-02-22 Thread Hannes Frederic Sowa
Hi Marc, On 22.02.2016 16:04, Marc Haber wrote: In prose: The host is a host for KVM VMs. It receives IPv6 connectivity via RA on eth0, where the default gateway announces its address as fe80::1. It also provides IPv6 connectivity to the VMs via the br0 interface. It is running radvd on br0,

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2015-12-22 Thread Hannes Frederic Sowa
On 12.12.2015 20:58, Marc Haber wrote: > Any hints would be appreciated. This sysctl should help: accept_ra_from_local - BOOLEAN Accept RA with source-address that is found on local machine if the RA is otherwise proper and able to be accepted. Default is to NOT accept

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2015-12-22 Thread Marc Haber
Hi Hannes, thanks for your mail. On Tue, Dec 22, 2015 at 04:15:14PM +0100, Hannes Frederic Sowa wrote: > On 12.12.2015 20:58, Marc Haber wrote: > > Any hints would be appreciated. > > This sysctl should help: > > accept_ra_from_local - BOOLEAN > Accept RA with source-address that is

Re: IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2015-12-22 Thread Hannes Frederic Sowa
Hi Marc, On 22.12.2015 22:28, Marc Haber wrote: > Hi Hannes, > > thanks for your mail. > > On Tue, Dec 22, 2015 at 04:15:14PM +0100, Hannes Frederic Sowa wrote: >> On 12.12.2015 20:58, Marc Haber wrote: >>> Any hints would be appreciated. >> >> This sysctl should help: >> >>

IPv6 route to gateway on fe80::1%eth0 when I have fe80::1%br0 locally

2015-12-12 Thread Marc Haber
Hi, one of my systems (Debian unstable, kernel 4.3.2) serves as host to virtualize other systems. It therefore has a Bridge interface br0 to talk to the virtual machines. To have simple configuration, I have configured fe80::1 on br0, and the VMs use that as a default gateway (in the case that