From: Florian Westphal <[email protected]> Date: Mon, 3 Jun 2019 22:41:44 +0200
> syzbot triggered following splat when strict netlink > validation is enabled: > > net/ipv4/devinet.c:1766 suspicious rcu_dereference_check() usage! > > This occurs because we hold RTNL mutex, but no rcu read lock. > The second call site holds both, so just switch to the _rtnl variant. > > Reported-by: [email protected] > Fixes: 2638eb8b50cf ("net: ipv4: provide __rcu annotation for ifa_list") > Signed-off-by: Florian Westphal <[email protected]> Applied.
