Subject: Re: wlan0 keeps deauthenticating DEAUTH_LEAVING about every minute
To: Dennis New <dennisn@dennisn.mooo.com>,
        linux-wireless@vger.kernel.org
References: <20170324213237.6f122a9173fa464a5d936f9d@dennisn.mooo.com>
 <77d7e7a0-b529-ad29-9584-da51c68a5917@lwfinger.net>
 <20170326134324.046ad0d4cc3c7dd9da5c56b1@dennisn.mooo.com>
 <98e61d2c-97af-0a67-a4bb-abac16765006@broadcom.com>
 <20170326145104.ca03fee3e90230e7fb5e02d3@dennisn.mooo.com>
From: Arend Van Spriel <arend.vanspriel@broadcom.com>
Message-ID: <82e8a19e-5068-3140-8411-dff7a4904e24@broadcom.com> (sfid-20170326_210151_520097_85DB8D58)
Date: Sun, 26 Mar 2017 21:00:48 +0200
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In-Reply-To: <20170326145104.ca03fee3e90230e7fb5e02d3@dennisn.mooo.com>
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Sender: linux-wireless-owner@vger.kernel.org

On 26-3-2017 20:51, Dennis New wrote:
> On Sun, 26 Mar 2017 20:47:41 +0200, Arend Van Spriel wrote:
>>
>>
>> On 26-3-2017 19:43, Dennis New wrote:
>>> On Sun, 26 Mar 2017 11:00:12 -0500, Larry Finger wrote:
>>>> ...  provide information regarding what specific card you have. The
>>>> appropriate stanza from "lspci -nn" has that information.
>>>>
>>>> I do not normally run a b43 wireless NIC, but I did pull out an
>>>> ancient laptop that uses the PCMCIA version of a BCM4318 with PCI
>>>> ID of 14e4:4318. Running kernel 4.10.0, I do see periodic drops. My
>>>> period is 120 sec and the drop is a reason 7, not reason 3 as you
>>>> see. Another difference is that I see the drops with kernel 4.8.0
>>>> as well. With the earlier kernel, the drop period is closer to 60
>>>> sec, but it is not as regular.
>>>
>>> Huh. I also have that BCM4318 card, but not PCMCIA.
>>>
>>> 06:02.0 Network controller [0280]: Broadcom Corporation BCM4318
>>> [AirForce One 54g] 802.11g Wireless LAN Controller [14e4:4318] (rev
>>> 02) Subsystem: AMBIT Microsystem Corp. Aspire 3022WLMi, 5024WLMi,
>>> 5020 [1468:0311] Flags: bus master, fast devsel, latency 64, IRQ 9
>>> Memory at c0304000 (32-bit, non-prefetchable) [size=8K] Kernel
>>> driver in use: b43-pci-bridge
>>>
>>> These past few days I seem to have had some "success" by simply
>>> putting a 60 second sleep in my bootup scripts before bringing up
>>> my wlan0 interface. (Ie. I haven't been getting any deauths after
>>> doing this.)
>>
>> Interesting. I assume you are using wpa_supplicant so can you make a
>> supplicant log of that with and without the 60 second sleep.
> 
> The same thing happens even without wpa_supplicant. Simply doing "iw
> wlan0 connect BlablaAP" .... it will still mysteriously deauthenticate
> after a minute (usually).

Ok. I stop my train of thoughts right there. The log you sent earlier
was partial, right? Do you have complete dmesg of the first couple of
minutes after booting.

Regards,
Arend