On Tue, Nov 24, 2020 at 03:57:48PM -0500, Stephen Suryaputra wrote: > On Tue, Nov 24, 2020 at 01:43:54PM -0700, David Ahern wrote: > > On 11/23/20 5:23 PM, Stephen Suryaputra wrote: > > > Hi, > > > > > > I'm running into a problem with lladdr pinging all-host mcast all nodes > > > addr. The ping intially works but after cycling the interface that > > > receives the ping, the echo request packet causes a neigh solicitation > > > being sent on a different interface. > > > > > > To repro, I included the attached namespace scripts. This is the > > > topology and an output of my test. > > > > Can you run your test script on 4.14-4.17 kernel? I am wondering if the > > changes in 4.19-next changed this behavior. > > > We found the issue on 4.14.200-based kernel.
To be clear, our platform is based on 4.14.200 kernel. We found the issue there and I reproduced it on the net tree using the scripts I provided. Looks to me that it is a day 1 problem. Regards, Stephen.
