linux-kernel - Re: general protection fault in taprio_dequeue

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <000000000000753add05b6843897@google.com>
Date:   Tue, 15 Dec 2020 09:38:02 -0800
From:   syzbot <syzbot+8971da381fb5a31f542d@...kaller.appspotmail.com>
To:     davem@...emloft.net, jhs@...atatu.com, jiri@...nulli.us,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        vinicius.gomes@...el.com, xiyou.wangcong@...il.com
Subject: Re: general protection fault in taprio_dequeue_soft

syzbot has bisected this issue to:

commit b5b73b26b3ca34574124ed7ae9c5ba8391a7f176
Author: Vinicius Costa Gomes <vinicius.gomes@...el.com>
Date:   Thu Sep 10 00:03:11 2020 +0000

    taprio: Fix allowing too small intervals

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13c8eadf500000
start commit:   7f376f19 Merge tag 'mtd/fixes-for-5.10-rc8' of git://git.k..
git tree:       net
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1028eadf500000
console output: https://syzkaller.appspot.com/x/log.txt?x=17c8eadf500000
kernel config:  https://syzkaller.appspot.com/x/.config?x=3416bb960d5c705d
dashboard link: https://syzkaller.appspot.com/bug?extid=8971da381fb5a31f542d
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=128c5745500000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17a1f123500000

Reported-by: syzbot+8971da381fb5a31f542d@...kaller.appspotmail.com
Fixes: b5b73b26b3ca ("taprio: Fix allowing too small intervals")

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