netdev - Re: [syzbot] WARNING: suspicious RCU usage in hsr_node_get

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Message-ID: <000000000000edd28b05e4bd100b@google.com>
Date:   Tue, 26 Jul 2022 15:46:07 -0700
From:   syzbot <syzbot+d4de7030f60c07837e60@...kaller.appspotmail.com>
To:     claudiajkang@...il.com, davem@...emloft.net, edumazet@...gle.com,
        ennoerlangen@...il.com, george.mccollister@...il.com,
        hdanton@...a.com, johannes.berg@...el.com, kuba@...nel.org,
        linux-kernel@...r.kernel.org, nbd@....name, netdev@...r.kernel.org,
        pabeni@...hat.com, syzkaller-bugs@...glegroups.com, toke@...nel.org
Subject: Re: [syzbot] WARNING: suspicious RCU usage in hsr_node_get_first

syzbot suspects this issue was fixed by commit:

commit f856373e2f31ffd340e47e2b00027bd4070f74b3
Author: Felix Fietkau <nbd@....name>
Date:   Tue May 31 19:08:24 2022 +0000

    wifi: mac80211: do not wake queues on a vif that is being stopped

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11100172080000
start commit:   0840a7914caa Merge tag 'char-misc-5.19-rc4' of git://git.k..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=542d3d75f0e6f36f
dashboard link: https://syzkaller.appspot.com/bug?extid=d4de7030f60c07837e60
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12820318080000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11f144fff00000

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

#syz fix: wifi: mac80211: do not wake queues on a vif that is being stopped

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