On Wed, Dec 16, 2015 at 05:15:27PM +0100, Stefan Sperling wrote:
> On Wed, Dec 16, 2015 at 10:14:49AM -0500, David Hill wrote:
> > Hi Stefan -
> >
> > Thanks for the 11n work!
> >
> > Unfortunately, your diff breaks iwn on my machine.
> >
> > iwn0 at pci2 dev 0 function 0 "Intel Centrino Ultimate-N 6300" rev 0x35:
> > msi, MIMO 3T3R, MoW,
> >
> > It spews over and over:
> >
> > iwn0: fatal firmware error
> > firmware error log:
> > error type = "SYSASSERT" (0x00000005)
> > program counter = 0x00022278
> > source line = 0x00000218
> > error data = 0x000002180000000B
> > branch link = 0x0002225800022258
> > interrupt link = 0x0000153200000000
> > time = 2127856977
> > driver status:
> > tx ring 0: qid=0 cur=4 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=0 queued=0
> > tx ring 4: qid=4 cur=41 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=14
> > 802.11 state 4
> >
>
> Thanks for testing!
>
> I cannot do much based on the information provided.
> Could you recompile with IWM_DEBUG defined, and perhaps place a few
> additional printfs at strategic locations, to figure out which
> firmware command is last sent before the firmware crashes?
> That would help me a great deal.
>
> If you don't want the firmware to be restarted over and over so it
> won't print these lines repeatedly, disabling the init_task which
> attempts to recover from firmware crashes might help:
>
> if (r1 & (IWN_INT_SW_ERR | IWN_INT_HW_ERR)) {
> printf("%s: fatal firmware error\n", sc->sc_dev.dv_xname);
> /* Dump firmware error log and stop. */
> iwn_fatal_intr(sc);
> iwn_stop(ifp, 1);
> task_add(systq, &sc->init_task); <-- remove this line
> return 1;
> }
>
Little more time to play, but not much. Will play more tonight.
I do not have open wifi to test with, wpakey required.
16:21:14.335908 802.11 flags=0<>: probe response,
caps=2061<ESS,PRIVACY,SHORT_PREAMBLE,SHORT_SLOTTIME>, ssid (wifi),
rates 1M 2M 5M 11M 6M 9M 12M 18M, ds (chan 11), country 'US ', erp 0x00,
rsn 0x0100000fac040100000fac040100000fac020000, xrates 24M 36M 48M 54M,
htcaps=<20MHz,TXSTBC,RXSTBC 1 stream,A-MSDU 3839,A-MPDU max 65535,A-MPDU
spacing 8.00us,RxMCS 0xffff0000000000000000>, <radiotap v0, 1Mbit/s,
chan 10, 11g, sig -43dBm, noise -91dBm>
ifconfig iwn0 up works
ifconfig iwn0 scan works
but as soon as I use nwid/wpakey to associate, it bombs.
...
sending scan command nchan=24
scan finished nchan=24 status=1 chan=165
sending scan command nchan=13
scan finished nchan=13 status=1 chan=13
sending scan command nchan=24
scan finished nchan=24 status=1 chan=165
rxon chan 11 flags 40008025 cck f ofdm 15
setting TX power
adding broadcast node
timing bintval=400, tstamp=5529864295299, init=306301
iwn_run: htprot = 3
rxon chan 11 flags 44008035 cck f ofdm 15
setting TX power
adding BSS node
setting link quality for node 0
setting initial differential gains
sending request for statistics
iwn0: fatal firmware error
firmware error log:
error type = "SYSASSERT" (0x00000005)
program counter = 0x00022278
source line = 0x00000218
error data = 0x000002180000000B
branch link = 0x0002225800022258
interrupt link = 0x0000153200000000
time = 2241458206
driver status:
tx ring 0: qid=0 cur=2 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=0 queued=0
tx ring 4: qid=4 cur=63 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=20
802.11 state 4
