linux-kernel - Re: [syzbot] [net?] KASAN: global-out-of-bounds Read in __nla_validate

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Message-ID: <ZhO1m9aSxElXTvri@Laptop-X1>
Date: Mon, 8 Apr 2024 17:15:07 +0800
From: Hangbin Liu <liuhangbin@...il.com>
To: Eric Dumazet <edumazet@...gle.com>
Cc: syzbot <syzbot+ecd7e07b4be038658c9f@...kaller.appspotmail.com>,
	davem@...emloft.net, kuba@...nel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, pabeni@...hat.com,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [net?] KASAN: global-out-of-bounds Read in
 __nla_validate_parse

On Mon, Apr 08, 2024 at 07:40:00AM +0200, Eric Dumazet wrote:
> Probably caused by
> 
> commit 948dbafc15da900b13c2bc9e244b9e109303907b
> Author: Hangbin Liu <liuhangbin@...il.com>
> Date:   Mon Apr 1 11:10:03 2024 +0800
> 
>     net: team: use policy generated by YAML spec
> 
>     generated with:
> 
>      $ ./tools/net/ynl/ynl-gen-c.py --mode kernel \
>      > --spec Documentation/netlink/specs/team.yaml --source \
>      > -o drivers/net/team/team_nl.c
>      $ ./tools/net/ynl/ynl-gen-c.py --mode kernel \
>      > --spec Documentation/netlink/specs/team.yaml --header \
>      > -o drivers/net/team/team_nl.h
> 
>     The TEAM_ATTR_LIST_PORT in team_nl_policy is removed as it is only in the
>     port list reply attributes.
> 
>     Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
>     Reviewed-by: Jiri Pirko <jiri@...dia.com>
>     Link: https://lore.kernel.org/r/20240401031004.1159713-4-liuhangbin@gmail.com
>     Signed-off-by: Jakub Kicinski <kuba@...nel.org>

Thanks for the report, I will check what I missed.

Hangbin