Re: [BUG] net/ipv4: inconsistent routing table

[Daniel Borkmann]

[ please cc netdev ]

On 08/05/2015 10:56 AM, Zang MingJie wrote:
> Hi:
>
> I found a bug when remove an ip address which is referenced by a routing entry.
>
> step to reproduce:
>
> ip li add type dummy
> ip li set dummy0 up
> ip ad add 10.0.0.1/24 dev dummy0
> ip ad add 10.0.0.2/24 dev dummy0
> ip ro add default via 10.0.0.2/24
> ip ad del 10.0.0.2/24 dev dummy0
>
> after deleting the secondary ip address, the routing entry still
> pointing to 10.0.0.2
>
> # ip ro
> default via 10.0.0.2 dev dummy0
> 10.0.0.0/24 dev dummy0  proto kernel  scope link  src 10.0.0.1
>
> but actually, kernel considers the default route is directly connected.
>
> # ip ro get 1.1.1.1
> 1.1.1.1 dev dummy0  src 10.0.0.1
>      cache
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/