linux-kernel - Re: [syzbot] WARNING in hrtimer

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Message-ID: <CACT4Y+YbOGFpwtMXSifaiCUroB8ZGsyVJecRTB1OSjLH682+Ag@mail.gmail.com>
Date:   Sat, 4 Dec 2021 11:19:24 +0100
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     syzbot <syzbot+ca740b95a16399ceb9a5@...kaller.appspotmail.com>
Cc:     davem@...emloft.net, hchunhui@...l.ustc.edu.cn, hdanton@...a.com,
        ja@....bg, jmorris@...ei.org, johannes.berg@...el.com,
        johannes@...solutions.net, kaber@...sh.net, kuba@...nel.org,
        kuznet@....inr.ac.ru, kvalo@...eaurora.org,
        linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, yoshfuji@...ux-ipv6.org
Subject: Re: [syzbot] WARNING in hrtimer_forward

On Wed, 3 Nov 2021 at 10:21, syzbot
<syzbot+ca740b95a16399ceb9a5@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 313bbd1990b6ddfdaa7da098d0c56b098a833572
> Author: Johannes Berg <johannes.berg@...el.com>
> Date:   Wed Sep 15 09:29:37 2021 +0000
>
>     mac80211-hwsim: fix late beacon hrtimer handling
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=108b5712b00000
> start commit:   ba5f4cfeac77 bpf: Add comment to document BTF type PTR_TO_..
> git tree:       bpf-next
> kernel config:  https://syzkaller.appspot.com/x/.config?x=d44e1360b76d34dc
> dashboard link: https://syzkaller.appspot.com/bug?extid=ca740b95a16399ceb9a5
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1148fe4b900000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12f5218d900000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: mac80211-hwsim: fix late beacon hrtimer handling
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks legit:

#syz fix: mac80211-hwsim: fix late beacon hrtimer handling