linux-kernel - Re: [syzbot] [net?] [wireless?] INFO: rcu detected stall in cfg80211_wiphy

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Message-ID: <0000000000006278b30607375e8f@google.com>
Date:   Sun, 08 Oct 2023 09:57:28 -0700
From:   syzbot <syzbot+b904439e05f11f81ac62@...kaller.appspotmail.com>
To:     davem@...emloft.net, edumazet@...gle.com, hdanton@...a.com,
        jhs@...atatu.com, jiri@...dia.com, johannes@...solutions.net,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        pabeni@...hat.com, pctammela@...atatu.com,
        syzkaller-bugs@...glegroups.com, victor@...atatu.com,
        vladimir.oltean@....com
Subject: Re: [syzbot] [net?] [wireless?] INFO: rcu detected stall in cfg80211_wiphy_work

syzbot suspects this issue was fixed by commit:

commit da71714e359b64bd7aab3bd56ec53f307f058133
Author: Jamal Hadi Salim <jhs@...atatu.com>
Date:   Tue Aug 22 10:12:31 2023 +0000

    net/sched: fix a qdisc modification with ambiguous command request

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14e978e9680000
start commit:   cacc6e22932f tpm: Add a helper for checking hwrng enabled
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=3e670757e16affb
dashboard link: https://syzkaller.appspot.com/bug?extid=b904439e05f11f81ac62
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14a49fcda80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=136f8679a80000

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

#syz fix: net/sched: fix a qdisc modification with ambiguous command request

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