linux-kernel - Re: [syzbot] KASAN: use-after-free Read in r871xu_dev

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Date:   Wed, 21 Jul 2021 10:12:09 -0700
From:   syzbot <syzbot+5872a520e0ce0a7c7230@...kaller.appspotmail.com>
To:     Larry.Finger@...inger.net, florian.c.schilhabel@...glemail.com,
        gregkh@...uxfoundation.org, hridayhegde1999@...il.com,
        linux-kernel@...r.kernel.org, linux-staging@...ts.linux.dev,
        paskripkin@...il.com, rkovhaev@...il.com, straube.linux@...il.com,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in r871xu_dev_remove

Hello,

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

Reported-and-tested-by: syzbot+5872a520e0ce0a7c7230@...kaller.appspotmail.com

Tested on:

commit:         8cae8cd8 seq_file: disallow extremely large seq buffer..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=f7dfeb6dfc05ea19
dashboard link: https://syzkaller.appspot.com/bug?extid=5872a520e0ce0a7c7230
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=11291aa2300000

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