linux-kernel - Re: [syzbot] [io-uring?] UBSAN: array-index-out-of-bounds in io_setup_async

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Message-ID: <00000000000037c27b060553949c@google.com>
Date:   Thu, 14 Sep 2023 08:46:27 -0700
From:   syzbot <syzbot+a4c6e5ef999b68b26ed1@...kaller.appspotmail.com>
To:     asml.silence@...il.com, axboe@...nel.dk, io-uring@...r.kernel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [io-uring?] UBSAN: array-index-out-of-bounds in io_setup_async_msg

Hello,

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

Reported-and-tested-by: syzbot+a4c6e5ef999b68b26ed1@...kaller.appspotmail.com

Tested on:

commit:         ff035989 select buf net iter init
git tree:       https://github.com/isilence/linux.git syz-test/netmsg-init
console output: https://syzkaller.appspot.com/x/log.txt?x=13421bbfa80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=f4894cf58531f
dashboard link: https://syzkaller.appspot.com/bug?extid=a4c6e5ef999b68b26ed1
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.