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

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Message-ID: <000000000000acc0e905e4517fa0@google.com>
Date:   Thu, 21 Jul 2022 07:26:09 -0700
From:   syzbot <syzbot+b0de012ceb1e2a97891b@...kaller.appspotmail.com>
To:     andriy.shevchenko@...ux.intel.com, balbi@...nel.org,
        gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, rogerq@...com,
        stern@...land.harvard.edu, syzkaller-bugs@...glegroups.com,
        zhengdejin5@...il.com
Subject: Re: [syzbot] KASAN: use-after-free Read in usb_udc_uevent

Hello,

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

Reported-and-tested-by: syzbot+b0de012ceb1e2a97891b@...kaller.appspotmail.com

Tested on:

commit:         cb71b93c Add linux-next specific files for 20220628
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/
console output: https://syzkaller.appspot.com/x/log.txt?x=1124f6d6080000
kernel config:  https://syzkaller.appspot.com/x/.config?x=badbc1adb2d582eb
dashboard link: https://syzkaller.appspot.com/bug?extid=b0de012ceb1e2a97891b
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=177cc2ba080000

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