On Fri, Nov 4, 2016 at 12:22 AM, Cong Wang <xiyou.wangc...@gmail.com> wrote:
> On Thu, Nov 3, 2016 at 4:04 PM, Andrey Konovalov <andreyk...@google.com> 
> wrote:
>> Hi,
>>
>> I've got the following error report while running the syzkaller fuzzer:
>>
>> BUG: KASAN: global-out-of-bounds in validate_nla+0x49b/0x4e0 at addr
>> ffffffff84452de0
>> Read of size 2 by task syz-executor/19055
>> Address belongs to variable ip_vs_cmd_policy+0x20/0x40
>
> LOL, seems a typo
>
> diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
> index c3c809b..a6e44ef 100644
> --- a/net/netfilter/ipvs/ip_vs_ctl.c
> +++ b/net/netfilter/ipvs/ip_vs_ctl.c
> @@ -2845,7 +2845,7 @@ static struct genl_family ip_vs_genl_family = {
>         .hdrsize        = 0,
>         .name           = IPVS_GENL_NAME,
>         .version        = IPVS_GENL_VERSION,
> -       .maxattr        = IPVS_CMD_MAX,
> +       .maxattr        = IPVS_CMD_ATTR_MAX,
>         .netnsok        = true,         /* Make ipvsadm to work on netns */
>  };

This fixes the issue for me.

Tested-by: Andrey Konovalov <andreyk...@google.com>

Thanks again!

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