linux-kernel - Re: [syzbot] [io-uring?] KASAN: use-after-free Read in io_wqe

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Message-ID: <000000000000ec64a805f6a158c3@google.com>
Date:   Sat, 11 Mar 2023 07:15:25 -0800
From:   syzbot <syzbot+ad53b671c30ddaba634d@...kaller.appspotmail.com>
To:     asml.silence@...il.com, axboe@...nel.dk, hayeswang@...ltek.com,
        io-uring@...r.kernel.org, kuba@...nel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [io-uring?] KASAN: use-after-free Read in io_wqe_worker (2)

syzbot suspects this issue was fixed by commit:

commit 02767440e1dda9861a11ca1dbe0f19a760b1d5c2
Author: Hayes Wang <hayeswang@...ltek.com>
Date:   Thu Jan 19 07:40:43 2023 +0000

    r8152: reduce the control transfer of rtl8152_get_version()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13284762c80000
start commit:   9b43a525db12 Merge tag 'nfs-for-6.2-2' of git://git.linux-..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=ff5cf657dd0e7643
dashboard link: https://syzkaller.appspot.com/bug?extid=ad53b671c30ddaba634d
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=160480ba480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14cddc6a480000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: r8152: reduce the control transfer of rtl8152_get_version()

For information about bisection process see: https://goo.gl/tpsmEJ#bisection