From: Stanislaw Gruszka <sgruszka@redhat.com>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: "Grzegorz Duszyński" <gfduszynski@gmail.com>,
linux-wireless@vger.kernel.org,
"Johannes Berg" <johannes@sipsolutions.net>,
"Haim Dreyfuss" <haim.dreyfuss@intel.com>
Subject: Re: Cpu stall caused by hostapd running two interfaces
Date: Tue, 14 Aug 2018 08:26:09 +0200 [thread overview]
Message-ID: <20180814062608.GA5561@redhat.com> (raw)
In-Reply-To: <87tvnycw2b.fsf@purkki.adurom.net>
On Mon, Aug 13, 2018 at 03:03:56PM +0300, Kalle Valo wrote:
> Stanislaw Gruszka <sgruszka@redhat.com> writes:
>
> > (cc Haim and Johannes)
> >
> > On Sun, Aug 12, 2018 at 09:54:00PM +0200, Grzegorz Duszyński wrote:
> >> Hello,
> >>
> >> I'm running into problems while trying to start AP's on 2 interfaces.
> >> Devices are:
> >> - Compex WLE900VX (QCA9880)
> >> - Killer 1535 (QCA6174)
> >>
> >> The 1535 is a new addition to the system.
> >> Compex by itself runs fine, Killer also can run alone.
> >>
> >> But when running them together all hell breaks lose.
> >> System is unusable, cannot even reboot.
> >>
> >> I'm running Arch Linux.
> >> My system was updated before testing & posting.
> >>
> >> Attachments:
> >> dmesg - https://pastebin.com/wf3Fq8gh
> >>
> >> Please let me know if additional info is required.
> >
> > This is oops in ieee80211_regulatory_limit_wmm_params().
> > Looks like new regulatory code do not like ath10k.
> > I have another bug report with reg.c WARNING also on ath10k:
> > https://bugzilla.redhat.com/show_bug.cgi?id=1612537
>
> I think bug #1612537 is with ath9k, not ath10k. But anyway, both use
> ath.ko which has some custom regulatory code.
Actually warning from #1612537 is not driver depended. It can be
reproduced just by loading cfg80211 with ieee80211_regdom parameter,
for example:
sudo modprobe cfg80211 ieee80211_regdom=AQ
Regards
Stanislaw
next prev parent reply other threads:[~2018-08-14 9:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-12 19:54 Cpu stall caused by hostapd running two interfaces Grzegorz Duszyński
2018-08-13 8:41 ` Stanislaw Gruszka
2018-08-13 12:03 ` Kalle Valo
2018-08-13 18:48 ` Grzegorz Duszyński
2018-08-14 5:14 ` Stanislaw Gruszka
2018-08-19 16:09 ` Grzegorz Duszyński
2018-08-19 17:28 ` Grzegorz Duszyński
2018-08-14 6:26 ` Stanislaw Gruszka [this message]
2018-08-20 7:37 ` Johannes Berg
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