netdev - Re: [syzbot] BUG: corrupted list in netif_napi

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Date:   Mon, 13 Dec 2021 23:52:07 -0800
From:   syzbot <syzbot+62e474dd92a35e3060d8@...kaller.appspotmail.com>
To:     alexandr.lobakin@...el.com, andrii@...nel.org, ast@...nel.org,
        bpf@...r.kernel.org, daniel@...earbox.net, davem@...emloft.net,
        dvyukov@...gle.com, edumazet@...gle.com, hawk@...nel.org,
        hdanton@...a.com, jesse.brandeburg@...el.com, joamaki@...il.com,
        john.fastabend@...il.com, kafai@...com, kpsingh@...nel.org,
        kuba@...nel.org, linux-kernel@...r.kernel.org, maximmi@...dia.com,
        netdev@...r.kernel.org, pabeni@...hat.com, saeedm@...dia.com,
        songliubraving@...com, syzkaller-bugs@...glegroups.com,
        toke@...e.dk, vladbu@...dia.com, yhs@...com
Subject: Re: [syzbot] BUG: corrupted list in netif_napi_add

syzbot suspects this issue was fixed by commit:

commit 0315a075f1343966ea2d9a085666a88a69ea6a3d
Author: Alexander Lobakin <alexandr.lobakin@...el.com>
Date:   Wed Nov 10 19:56:05 2021 +0000

    net: fix premature exit from NAPI state polling in napi_disable()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=138dffbeb00000
start commit:   911e3a46fb38 net: phy: Fix unsigned comparison with less t..
git tree:       net-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=d36d2402e8523638
dashboard link: https://syzkaller.appspot.com/bug?extid=62e474dd92a35e3060d8
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=141592f2b00000

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

#syz fix: net: fix premature exit from NAPI state polling in napi_disable()

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