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

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Message-ID: <0000000000007f9d0005e064f4df@google.com>
Date:   Wed, 01 Jun 2022 08:58:06 -0700
From:   syzbot <syzbot+39e3268af9968f153591@...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 snd_rawmidi_transmit

Hello,

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

Reported-and-tested-by: syzbot+39e3268af9968f153591@...kaller.appspotmail.com

Tested on:

commit:         2a5699b0 Merge tag 'leds-5.19-rc1' of git://git.kernel..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=f915857c44e13980
dashboard link: https://syzkaller.appspot.com/bug?extid=39e3268af9968f153591
compiler:       Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=1578ed47f00000

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