linux-kernel - Re: [syzbot] KASAN: slab-out-of-bounds Read in add_del

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Message-ID: <4c482173-e2fa-4533-13e0-f8eeb6218eb1@nvidia.com>
Date:   Fri, 3 Sep 2021 14:47:11 +0300
From:   Nikolay Aleksandrov <nikolay@...dia.com>
To:     syzbot <syzbot+24b98616278c31afc800@...kaller.appspotmail.com>,
        bridge@...ts.linux-foundation.org, davem@...emloft.net,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, roopa@...dia.com,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KASAN: slab-out-of-bounds Read in add_del_if

On 03/09/2021 14:42, syzbot wrote:
> Hello,
> 
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
> 
> Reported-and-tested-by: syzbot+24b98616278c31afc800@...kaller.appspotmail.com
> 
> Tested on:
> 
> commit:         d15040a3 Merge branch 'bridge-ioctl-fixes'
> git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
> kernel config:  https://syzkaller.appspot.com/x/.config?x=aba0c23f8230e048
> dashboard link: https://syzkaller.appspot.com/bug?extid=24b98616278c31afc800
> compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1
> 
> Note: testing is done by a robot and is best-effort only.
> 

#syz fix: net: core: don't call SIOCBRADD/DELIF for non-bridge devices