From: Florian Westphal <f...@strlen.de>
Date: Thu, 27 Jun 2019 14:03:31 +0200
> Tariq and Ran reported a regression caused by net-next commit
> 2638eb8b50cf ("net: ipv4: provide __rcu annotation for ifa_list").
>
> This happens when net.ipv4.conf.$dev.promote_secondaries sysctl is
> enabled -- we can arrange for ifa->next to point at ifa, so next
> process that tries to walk the list loops forever.
>
> Fix this and extend rtnetlink.sh with a small test case for this.
Series applied, thanks Florian.
