From: Eric Dumazet <[email protected]> Date: Wed, 26 Jun 2019 03:05:28 -0700
> syzbot reminded us that rt6_nh_dump_exceptions() needs to be called
> with rcu_read_lock()
>
> net/ipv6/route.c:1593 suspicious rcu_dereference_check() usage!
>
> other info that might help us debug this:
...
> Fixes: 1e47b4837f3b ("ipv6: Dump route exceptions if requested")
> Signed-off-by: Eric Dumazet <[email protected]>
> Cc: Stefano Brivio <[email protected]>
> Cc: David Ahern <[email protected]>
Applied.
