Hi,

The stable/10 code doesn't have all the fixes I did over the last two
years. Just disable 11n (ifconfig wlan0 -ht) and use that. :-)

Sorry!



-adrian


On 3 November 2015 at 07:19, Alban Hertroys <[email protected]> wrote:
>
>> On 26 Oct 2015, at 22:10, Adrian Chadd <[email protected]> wrote:
>>
>> hiya,
>>
>> you should try -head.
>>
>> But there's some long standing issues hiding around in the AR9227 code
>> somewhere where they occasionally go deaf and I never figured out
>> why... :(
>
> Frankly, I'm not too eager attempting to run -head on my home 
> gateway/firewall/wifi AP/file server, especially not if there is little 
> chance that this issue is fixed there. I don't have a whole lot of spare time 
> to mess with it and outside of that I need a working server.
>
> In the mean time, I noticed these messages in my daily security run output 
> after several restarts of hostapd over the last couple of weeks:
> +ath0: ath_tx_default_comp: bf 0xfffffe0001359fc8: seqno 2659: bf_next not 
> NULL!
> +ath0: ath_tx_default_comp: bf 0xfffffe00013407c8: seqno 2660: bf_next not 
> NULL!
> +ath0: ath_tx_default_comp: bf 0xfffffe000135c2d8: seqno 2661: bf_next not 
> NULL!
> +wlan0: ieee80211_new_state_locked: pending RUN -> SCAN transition lost
>
> (I'm guessing a lockup of the card is imminent again)
>
> Is that any help in getting closer to the cause? Is there any info I might be 
> able to provide when it locks up again? If this isn't a hardware bug, I would 
> like to see this fixed if possible in the current constraints.
>
> Or should I just swap my ath card for a different model (or brand)? If so, 
> which are safe?
>
> Regards,
>
>
>> On 26 October 2015 at 13:27, Alban Hertroys <[email protected]> wrote:
>>> At random times my devices suddenly fail to connect to Wifi on my ath0 
>>> device. Issueing /etc/rc.d/hostapd restart usually resolves the issue, but 
>>> at some point that also hung.
>>>
>>> Shutting down to single user mode in the hung state only partially 
>>> succeeded, in the sense that ifconfig, hostapd and a few other 
>>> network-related processes kept "running" - I assume the hangup of hostapd 
>>> was caused by a hung process somewhere in that tree.
>>>
>>> The system is:
>>>
>>> uname -a
>>> FreeBSD solfertje 10.2-PRERELEASE FreeBSD 10.2-PRERELEASE #19 r286718: Thu 
>>> Aug 13 10:00:32 CEST 2015     
>>> dalroi@solfertje:/usr/obj/usr/src/sys/ANTELOPE  amd64
>>>
>>> It's quite possible that I've misconfigured something, so here's the 
>>> relevant lines of my configs…
>>>
>>> rc.conf:
>>>
>>> # Outside interface
>>> ifconfig_fxp0="DHCP"
>>> ifconfig_fxp0_ipv6="inet6 accept_rtadv"
>>>
>>> # Wireless
>>> wlans_ath0="wlan0"
>>>
>>> create_args_wlan0="wlanmode hostap"
>>>
>>> ifconfig_wlan0="mode ng channel 9:ht/40"
>>> ifconfig_wlan0_ipv6="inet6 accept_rtadv"
>>>
>>> # Bridged interfaces (see example at man 4 bridge)
>>> cloned_interfaces="bridge0"
>>> ifconfig_bridge0="addm em0 stp em0 addm wlan0 stp wlan0 up"
>>> ifconfig_bridge0_alias0="inet 10.236.150.1/24"
>>> ifconfig_bridge0_ipv6_alias0="inet6 fe80::6efd:b9ff:fe68:db36%bridge0"
>>>
>>> # Internal wired ethernet (should that be above the bridge declaration?)
>>> ifconfig_em0="up"
>>> ifconfig_em0_ipv6="inet6 accept_rtadv"
>>>
>>> hostapd_enable="YES"
>>>
>>> #=============
>>>
>>> hostapd.conf:
>>>
>>> interface=wlan0
>>> driver=bsd
>>> debug=1
>>> ctrl_interface=/var/run/hostapd
>>> ctrl_interface_group=wheel
>>> ssid=foo
>>> country_code=NL
>>> ieee80211d=1
>>> hw_mode=g
>>> wpa=2
>>> wpa_passphrase=nonononono
>>> wpa_key_mgmt=WPA-PSK
>>> wpa_pairwise=CCMP
>>>
>>>
>>> The ath0 device is:
>>> pciconf -lv ath0
>>> ath0@pci0:5:6:0:        class=0x028000 card=0x0300168c chip=0x002d168c 
>>> rev=0x01 hdr=0x00
>>>    vendor     = 'Atheros Communications Inc.'
>>>    device     = 'AR9227 Wireless Network Adapter'
>>>    class      = network
>>>
>>> In case it's relevant: All connected devices get their IPv4 addresses 
>>> through DHCP from this machine, the machine itself gets it's IPv4 external 
>>> address from my upstream provider, the internal addresses are hardwired per 
>>> interface. DHCP is configured to use hostnames (instead of IP's) that get 
>>> looked up in Bind9 on the same machine.
>>>
>>>
>>> Google did find some people on the internet with apparently the same 
>>> problem, but nobody seems to have found (or posted) a resolution.
>>>
>>> Am I doing something wrong? If not, is this a known issue? What's the next 
>>> step?
>>>
>>> Alban Hertroys
>>> --
>>> If you can't see the forest for the trees,
>>> cut the trees and you'll find there is no forest.
>>>
>>> _______________________________________________
>>> [email protected] mailing list
>>> https://lists.freebsd.org/mailman/listinfo/freebsd-stable
>>> To unsubscribe, send any mail to "[email protected]"
>
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