From: Larry Finger <Larry.Finger@lwfinger.net>
Subject: Re: WARNING at net/mac80211/rate.c:513 ieee80211_get_tx_rates
 [mac80211]
To: Johannes Berg <johannes@sipsolutions.net>
References: <CA+55aFxe22iWok6UojY=hCoG2k1wNpJ9CfQ0b+STSxq67tb86Q@mail.gmail.com>
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 <1454013625.2332.9.camel@sipsolutions.net>
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 <CA+55aFzF0gWfvmE+6ZcHmjnO4xp-oVAQ5SWxYJhOzns2ocgCsw@mail.gmail.com>
 <1454019155.2332.15.camel@sipsolutions.net>
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 <1454084146.2800.0.camel@sipsolutions.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Chaoming Li <chaoming_li@realsil.com.cn>,
	Kalle Valo <kvalo@codeaurora.org>,
	David Miller <davem@davemloft.net>,
	Linux Wireless List <linux-wireless@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>
Message-ID: <56AB9950.5080800@lwfinger.net> (sfid-20160129_175451_623460_D56E0608)
Date: Fri, 29 Jan 2016 10:54:40 -0600
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On 01/29/2016 10:15 AM, Johannes Berg wrote:
> On Fri, 2016-01-29 at 10:12 -0600, Larry Finger wrote:
>>
>> Upon further inspection, my log has the line "rtl8821ae 0000:02:00.0
>> wlp2s0: disabling HT/VHT due to WEP/TKIP use". I need to fix that
>> first.
>>
> Likely TKIP; enable only WPA2 (CCMP) on the AP.

I found and fixed it. The AP was using only 20 MHz channels, but now is 
configured for 20/40/80. That duplicates the warning for me and the lack of 
throughput even though it associates and authenticates.

Larry