RE: [syzbot] [wireless?] WARNING in __rate_control_send_low (2)

[Ping-Ke Shih]

<syzbot+8dd98a9e98ee28dc484a@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> syzbot has bisected this issue to:
> 
> commit 9df66d5b9f45c39b3925d16e8947cc10009b186d
> Author: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
> Date:   Wed Jun 9 07:59:44 2021 +0000
> 
>     cfg80211: fix default HE tx bitrate mask in 2G band
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13e233fd980000
> start commit:   51835949dda3 Merge tag 'net-next-6.11' of git://git.kernel..
> git tree:       net-next
> final oops:     https://syzkaller.appspot.com/x/report.txt?x=101233fd980000
> console output: https://syzkaller.appspot.com/x/log.txt?x=17e233fd980000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=d3bdd09ea2371c89
> dashboard link: https://syzkaller.appspot.com/bug?extid=8dd98a9e98ee28dc484a
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14608749980000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=178b9195980000
> 
> Reported-by: syzbot+8dd98a9e98ee28dc484a@xxxxxxxxxxxxxxxxxxxxxxxxx
> Fixes: 9df66d5b9f45 ("cfg80211: fix default HE tx bitrate mask in 2G band")
> 
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

I sent a patch [1] to avoid the warning of

   no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0

[1] https://lore.kernel.org/linux-wireless/20240726031520.7616-1-pkshih@xxxxxxxxxxx/T/#u