Date: Thu, 25 Jul 2013 20:10:00 -0400 (EDT) From: "Sean C. Farley" <scf@FreeBSD.org> To: Adrian Chadd <adrian@freebsd.org> Cc: freebsd-wireless@freebsd.org Subject: Re: iwn firmware sysassert Message-ID: <alpine.BSF.2.02.1307252007000.3080@thor.farley.org> In-Reply-To: <CAJ-VmonRvTwfB2G%2BFpDM3h2BWCCjYvm7=8KyOoXvNhpt-_AeTw@mail.gmail.com> References: <alpine.BSF.2.02.1307251813590.3080@thor.farley.org> <CAJ-Vmom_LbpWfK26meZtwn88uMxxmpqD-%2BfanzS1_p_0OohBqg@mail.gmail.com> <alpine.BSF.2.02.1307251936210.3080@thor.farley.org> <CAJ-VmonRvTwfB2G%2BFpDM3h2BWCCjYvm7=8KyOoXvNhpt-_AeTw@mail.gmail.com>
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On Thu, 25 Jul 2013, Adrian Chadd wrote: > Ok, then I have no idea. > > There's active work on iwn going on in -HEAD. I suggest updating to > that and then tracking development. No, I won't be backporting > anything to -9 or -8; someone else will have to take charge of that > (and field support queries when things don't work.) I experimented a bit. A workaround for me is to set the mode to 11b on wlan0. While not the best solution, it hopefully narrows down the issue. I will at the code later for some ideas of what changed. > On 25 July 2013 16:38, Sean C. Farley <scf@freebsd.org> wrote: >> On Thu, 25 Jul 2013, Adrian Chadd wrote: >> >>> Try jsut doing: >>> >>> ifconfig wlan0 create wlandev iwn0 >>> wpa_supplicant -i wlan0 -c /etc/wpa_supplicant.conf >>> >>> .. ie, don't do an ifconfig iwn0 up >> >> >> Same result. I ran with ifconfig_wlan0="WPA" removed from /etc/rc.conf else >> wpa_supplicant would start: >> ifconfig wlan0 destroy >> >> ifconfig wlan0 create wlandev iwn0 >> wpa_supplicant -i wlan0 -c /etc/wpa_supplicant.conf >> >> >>> On 25 July 2013 15:25, Sean C. Farley <scf@freebsd.org> wrote: >>>> >>>> After upgrading my laptop from 8.4-STABLE to 9-STABLE, I have been unable >>>> to >>>> use the wireless NIC. The indicator light will flash for a moment and >>>> surrender. The error is always the same and reproducible with "ifconfig >>>> iwn0 up". The system is 9-STABLE (r253048). This appears to be the same >>>> or >>>> similar to PR 175053: >>>> http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/175053 >>>> >>>> Boot: >>>> iwn0: <Intel Ultimate N WiFi Link 5300> mem 0xf8000000-0xf8001fff irq 17 >>>> at >>>> device 0.0 on pci4 >>>> >>>> Card details: >>>> iwn0@pci0:4:0:0: class=0x028000 card=0x11218086 chip=0x42358086 >>>> rev=0x00 hdr=0x00 >>>> vendor = 'Intel Corporation' >>>> device = 'Ultimate N WiFi Link 5300' >>>> class = network >>>> bar [10] = type Memory, range 64, base 0xf8000000, size 8192, >>>> enabled >>>> cap 01[c8] = powerspec 3 supports D0 D3 current D0 >>>> cap 05[d0] = MSI supports 1 message, 64 bit enabled with 1 message >>>> cap 10[e0] = PCI-Express 1 endpoint max data 128(128) FLR link x1(x1) >>>> speed 2.5(2.5) ASPM L1(L0s/L1) >>>> ecap 0001[100] = AER 1 0 fatal 0 non-fatal 1 corrected >>>> ecap 0003[140] = Serial 1 00216affff985c6e >>>> >>>> Error (same each time except for time): >>>> wlan0: link state changed to UP >>>> iwn0: iwn_intr: fatal firmware error >>>> firmware error log: >>>> error type = "SYSASSERT" (0x00000005) >>>> program counter = 0x00003130 >>>> source line = 0x00000585 >>>> error data = 0x0000000100000000 >>>> branch link = 0x0000312A0000312A >>>> interrupt link = 0x0000091600000000 >>>> time = 1611815765 >>>> driver status: >>>> tx ring 0: qid=0 cur=0 queued=0 >>>> tx ring 1: qid=1 cur=0 queued=0 >>>> tx ring 2: qid=2 cur=0 queued=0 >>>> tx ring 3: qid=3 cur=2 queued=0 >>>> tx ring 4: qid=4 cur=67 queued=0 >>>> tx ring 5: qid=5 cur=0 queued=0 >>>> tx ring 6: qid=6 cur=0 queued=0 >>>> tx ring 7: qid=7 cur=0 queued=0 >>>> tx ring 8: qid=8 cur=0 queued=0 >>>> tx ring 9: qid=9 cur=0 queued=0 >>>> tx ring 10: qid=10 cur=0 queued=0 >>>> tx ring 11: qid=11 cur=0 queued=0 >>>> tx ring 12: qid=12 cur=0 queued=0 >>>> tx ring 13: qid=13 cur=0 queued=0 >>>> tx ring 14: qid=14 cur=0 queued=0 >>>> tx ring 15: qid=15 cur=0 queued=0 >>>> tx ring 16: qid=16 cur=0 queued=0 >>>> tx ring 17: qid=17 cur=0 queued=0 >>>> tx ring 18: qid=18 cur=0 queued=0 >>>> tx ring 19: qid=19 cur=0 queued=0 >>>> rx ring: cur=0 >>>> wlan0: link state changed to DOWN >>>> >>>> vmstat -i: >>>> ... >>>> irq258: iwn0 973 0 >>>> ... >>>> >>>> Any ideas on what is broken and how to get it to work? >>>> >>>> Please Cc me as I am not on this specific list. >>>> >>>> Thank you. >> >> >> Sean >> -- >> scf@FreeBSD.org > Sean -- scf@FreeBSD.org
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