Date: Fri, 19 Dec 2014 08:13:25 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Matthias Apitz <guru@unixarea.de> Cc: "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>, Nathan Whitehorn <nwhitehorn@freebsd.org> Subject: Re: Issues with urtwn Message-ID: <CAJ-VmomFoRqnkKp0cyzC6sYKckXgrKQ%2B=nFJJKd18uqD2CMhDg@mail.gmail.com> In-Reply-To: <20141219075339.GA1748@unixarea.DDR.dd> References: <20141102084605.GA60031@unixarea.DDR.dd> <54564C92.8040104@freebsd.org> <20141102152953.GA20263@unixarea.DDR.dd> <54564E4D.4020703@freebsd.org> <CAJ-Vmomhzsyn0k5Ym1=qm-LibJmW=8zb2LunYHNf4sSvWsP1=w@mail.gmail.com> <20141103054633.GA3258@unixarea.DDR.dd> <20141103095530.GA42402@unixarea.DDR.dd> <CAJ-Vmokn_Kqos%2B7HhN0EmB6JohD3g%2BVaXaqkhG-6%2BYZkgDoZFA@mail.gmail.com> <20141123163811.GA5739@unixarea.DDR.dd> <CAJ-VmomHguekQzfJ17gbK4_tTsuDPCfkDOjcTmviddDrmEEzoQ@mail.gmail.com> <20141219075339.GA1748@unixarea.DDR.dd>
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Right, it's going into "stopped" mode, rather than "completed". It's expecting there to be something that'll take the VAP out of power save state, but nothing ever happens to do so. ok. I think I have enough information to track down a fix. Thanks! -adrian On 18 December 2014 at 23:53, Matthias Apitz <guru@unixarea.de> wrote: > El d=C3=ADa Wednesday, December 17, 2014 a las 06:58:09PM -0800, Adrian C= hadd escribi=C3=B3: > >> ... >> Would someone please try this again, but run it with scan debugging >> enabled (wlandebug +scan) ? The scan_task() routine has some useful >> debugging just before it may wake up the VAP; I'd like to see what >> that says (whether it says "done" or "stopped" in it.) >> ... >> > > Hi, > > Here comes the messages from such 'wlandebug +scan'; please let me know > if you need more tests/logs: > > ... > Dec 19 07:41:24 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] ieee80211_sca= n_assoc_success > Dec 19 07:41:24 unixarea kernel: wlan0: link state changed to UP > Dec 19 07:41:24 unixarea dhclient[1828]: send_packet: No buffer space ava= ilable > Dec 19 07:41:24 unixarea wpa_supplicant[1731]: wlan0: Associated with 00:= 26:0b:4b:b8:44 > Dec 19 07:41:24 unixarea wpa_supplicant[1731]: wlan0: WPA: Key negotiatio= n completed with 00:26:0b:4b:b8:44 [PTK=3DCCMP GTK=3DCCMP] > Dec 19 07:41:24 unixarea wpa_supplicant[1731]: wlan0: CTRL-EVENT-CONNECTE= D - Connection to 00:26:0b:4b:b8:44 completed [id=3D2 id_str=3D] > Dec 19 07:41:31 unixarea dhclient: New IP Address (wlan0): 10.49.30.104 > Dec 19 07:41:31 unixarea dhclient: New Subnet Mask (wlan0): 255.255.255.0 > Dec 19 07:41:31 unixarea dhclient: New Broadcast Address (wlan0): 10.49.3= 0.255 > Dec 19 07:41:31 unixarea dhclient: New Routers (wlan0): 10.49.30.1 > > I run in another terminal a cycle of a proc fetching a file with WGET fro= m > some sever; the lines are from ipmon for every WGET: > > Dec 19 07:41:47 unixarea ipmon[508]: 07:41:47.581028 wlan0 @0:14 p 10.49.= 30.104,37367 -> 132.174.1.212,80 PR tcp len 20 60 -S K-S OUT > Dec 19 07:41:50 unixarea ipmon[508]: 07:41:50.803714 wlan0 @0:14 p 10.49.= 30.104,52814 -> 132.174.1.212,80 PR tcp len 20 60 -S K-S OUT > Dec 19 07:41:53 unixarea ipmon[508]: 07:41:53.206811 wlan0 @0:14 p 10.49.= 30.104,53615 -> 132.174.1.212,80 PR tcp len 20 60 -S K-S OUT > Dec 19 07:41:55 unixarea ipmon[508]: 07:41:55.872432 wlan0 @0:14 p 10.49.= 30.104,55755 -> 132.174.1.212,80 PR tcp len 20 60 -S K-S OUT > ... > Dec 19 07:46:23 unixarea ipmon[508]: 07:46:23.463618 wlan0 @0:14 p 10.49.= 30.104,46622 -> 132.174.1.212,80 PR tcp len 20 60 -S K-S OUT > > now the 300 sec bgscan intervall is over and the bgscan occurs: > > Dec 19 07:46:24 unixarea kernel: wlan0: ieee80211_bg_scan: active scan, t= icks 2141470 duration 150 > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: GuruDebug: Enable stat= ion power save mode > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: chan 1g -> 1g [act= ive, dwell min 20ms max 150ms] > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] new probe_resp on ch= an 1 (bss chan 1) "OCLCPublic" rssi 64 > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] caps 0x431 bintval 1= 00 erp 0x100 country [NL 1-13,23] > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] new probe_resp on ch= an 1 (bss chan 1) "OCLCPublic" rssi 64 > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] caps 0x431 bintval 1= 00 erp 0x100 country [NL 1-13,23] > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] new beacon on chan 1= (bss chan 1) "OCLCPublic" rssi 64 > Dec 19 07:46:24 unixarea kernel: [00:26:0b:4b:b8:44] caps 0x431 bintval 1= 00 erp 0x100 country [NL 1-13,23] > Dec 19 07:46:24 unixarea kernel: wlan0: ieee80211_add_scan: chan 1g min= dwell met (2141573 > 2141495) > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: chan 1g -> 6g [act= ive, dwell min 20ms max 49ms] > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: stopped, [ticks 214162= 8, dwell min 20 scanend 2141622] > Dec 19 07:46:24 unixarea kernel: wlan0: ieee80211_bg_scan: active scan, t= icks 2141675 duration 150 > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: chan 1g -> 11g [act= ive, dwell min 20ms max 150ms] > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: stopped, [ticks 214184= 0, dwell min 20 scanend 2141825] > Dec 19 07:46:24 unixarea kernel: wlan0: ieee80211_bg_scan: active scan, t= icks 2141880 duration 150 > Dec 19 07:46:24 unixarea kernel: wlan0: scan_task: chan 1g -> 7g [act= ive, dwell min 20ms max 150ms] > Dec 19 07:46:25 unixarea kernel: wlan0: scan_task: stopped, [ticks 214204= 6, dwell min 20 scanend 2142030] > > > after this no more traffic can pass the wlan0 interface; its state is: > > > wlan0: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu = 1500 > ether 80:1f:02:ee:16:37 > inet 10.49.30.104 netmask 0xffffff00 broadcast 10.49.30.255 > nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: IEEE 802.11 Wireless Ethernet OFDM/54Mbps mode 11g > status: associated > ssid OCLCPublic channel 1 (2412 MHz 11g) bssid 00:26:0b:4b:b8:44 > country US authmode WPA2/802.11i privacy ON deftxkey UNDEF > AES-CCM 2:128-bit txpower 0 bmiss 7 scanvalid 60 bgscan > bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 5 protmode C= TS > roaming MANUAL > > after some more time some pwr save queue flows over: > > Dec 19 07:50:59 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 1 (size 50) > Dec 19 07:51:01 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 2 (size 50) > Dec 19 07:51:02 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 3 (size 50) > Dec 19 07:51:12 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 4 (size 50) > Dec 19 07:51:15 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 5 (size 50) > Dec 19 07:51:18 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 6 (size 50) > Dec 19 07:51:23 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 7 (size 50) > Dec 19 07:51:24 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 8 (size 50) > Dec 19 07:51:25 unixarea kernel: wlan0: [00:26:0b:4b:b8:44] pwr save q ov= erflow, drops 9 (size 50) > -- > Matthias Apitz, guru@unixarea.de, http://www.unixarea.de/ +49-170-4527211 > 1989-2014: The Wall was torn down so that we go to war together again. > El Muro ha sido derribado para que nos unimos en ir a la guerra otra vez. > Diese Grenze wurde aufgehoben damit wir gemeinsam wieder in den Krieg zie= hen.
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