linux-kernel - Re: [syzbot] KASAN: use-after-free Read in tipc

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Date:   Fri, 23 Jul 2021 16:10:09 -0700
From:   syzbot <syzbot+e6741b97d5552f97c24d@...kaller.appspotmail.com>
To:     davem@...emloft.net, devicetree@...r.kernel.org,
        frowand.list@...il.com, gregkh@...uxfoundation.org,
        jmaloy@...hat.com, kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, paskripkin@...il.com, rafael@...nel.org,
        robh@...nel.org, syzkaller-bugs@...glegroups.com,
        tipc-discussion@...ts.sourceforge.net, ying.xue@...driver.com
Subject: Re: [syzbot] KASAN: use-after-free Read in tipc_recvmsg

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+e6741b97d5552f97c24d@...kaller.appspotmail.com

Tested on:

commit:         90d856e7 Add linux-next specific files for 20210723
git tree:       linux-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=644211b3d3da598c
dashboard link: https://syzkaller.appspot.com/bug?extid=e6741b97d5552f97c24d
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1
patch:          https://syzkaller.appspot.com/x/patch.diff?x=118f857c300000

Note: testing is done by a robot and is best-effort only.