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

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Message-ID: <000000000000e0c4ce05e23bf2bc@google.com>
Date:   Fri, 24 Jun 2022 18:53:09 -0700
From:   syzbot <syzbot+b75c138e9286ac742647@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in free_netdev (3)

Hello,

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

Reported-and-tested-by: syzbot+b75c138e9286ac742647@...kaller.appspotmail.com

Tested on:

commit:         b4a028c4 ipv4: ping: fix bind address validity check
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
console output: https://syzkaller.appspot.com/x/log.txt?x=15fe514bf00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=70e1a4d352a3c6ae
dashboard link: https://syzkaller.appspot.com/bug?extid=b75c138e9286ac742647
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=175c6e37f00000

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