linux-kernel - Re: [syzbot] [dri?] divide error in drm_mode

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Message-ID: <000000000000ae45de0600060878@google.com>
Date:   Sat, 08 Jul 2023 21:09:35 -0700
From:   syzbot <syzbot+622bba18029bcde672e1@...kaller.appspotmail.com>
To:     airlied@...il.com, astrajoan@...oo.com, daniel@...ll.ch,
        davem@...emloft.net, dri-devel@...ts.freedesktop.org,
        dsahern@...nel.org, edumazet@...gle.com, ivan.orlov0322@...il.com,
        jacob.e.keller@...el.com, jiri@...dia.com, kuba@...nel.org,
        linux-kernel@...r.kernel.org, maarten.lankhorst@...ux.intel.com,
        mripard@...nel.org, netdev@...r.kernel.org, pabeni@...hat.com,
        skhan@...uxfoundation.org, syzkaller-bugs@...glegroups.com,
        tzimmermann@...e.de
Subject: Re: [syzbot] [dri?] divide error in drm_mode_vrefresh

Hello,

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

Reported-and-tested-by: syzbot+622bba18029bcde672e1@...kaller.appspotmail.com

Tested on:

commit:         1c7873e3 mm: lock newly mapped VMA with corrected orde..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=101196d2a80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8f6b0c7ae2c9c303
dashboard link: https://syzkaller.appspot.com/bug?extid=622bba18029bcde672e1
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=10e44354a80000

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