Re: if_iwn dhcp troubles

From: Adrian Chadd <adrian.chadd_at_gmail.com>
Date: Sun, 29 May 2016 18:01:10 -0700
ok, so there seem to be more lingering 802.11n issues. can you tell me
mrore about the environment there, so I can try to duplicate it?

I'd like to fix whatever 11n issues there are in iwn!

Thanks!


-a


On 29 May 2016 at 14:27, Ronald Klop <ronald-lists_at_klop.ws> wrote:
> On Sun, 29 May 2016 19:59:05 +0200, Adrian Chadd <adrian.chadd_at_gmail.com>
> wrote:
>
>> hi,
>>
>> Do ifconfig wlan0 -ht (ie, disable 11n)
>>
>> see if that helps
>
>
> Hi,
>
> This does make the errors go away and startup more smoothly.
>
> Regards,
> Ronald.
>
>
>
>>
>>
>> -a
>>
>>
>> On 29 May 2016 at 05:46, Ronald Klop <ronald-lists_at_klop.ws> wrote:
>>>
>>> Hello,
>>>
>>> My laptop has troubles obtaining an ip address on the wlan0 (if_iwn). The
>>> interface has trouble staying up during dhcp resolving. Below some
>>> information from logs. *If* it obtains an IP address it seems quite
>>> stable
>>> afterwards.
>>> Before https://svnweb.freebsd.org/base?view=revision&revision=300732 I
>>> had
>>> to reboot a couple of times before it would happen to get an IP address.
>>>
>>> If I need to supply more information please tell. I'm willing to test
>>> patches also.
>>>
>>> Regards,
>>> Ronald.
>>>
>>>
>>> From uname -a:
>>> FreeBSD sjakie.klop.ws 11.0-ALPHA1 FreeBSD 11.0-ALPHA1 #7 r300901M: Sat
>>> May
>>> 28 16:54:00 CEST 2016
>>> root_at_sjakie.klop.ws:/usr/obj/usr/src/sys/GENERIC-NODEBUG  amd64
>>>
>>> From dmesg:
>>> iwn0: <Intel Centrino Advanced 6235> mem 0xf8000000-0xf8001fff irq 17 at
>>> device 0.0 on pci2
>>>
>>> From /etc/rc.conf.
>>> wlans_iwn0="wlan0"
>>> create_args_wlan0="wlanaddr 00:26:b9:12:40:a4 country NL"
>>> ifconfig_wlan0="WPA"
>>> ifconfig_wlan0="$ifconfig_wlan0 SYNCDHCP"
>>>
>>> From console.log:
>>> May 29 13:34:45 sjakie kernel: Created wlan(4) interfaces: wlan0.
>>> May 29 13:34:45 sjakie kernel: Starting wpa_supplicant.
>>> May 29 13:34:45 sjakie kernel: Starting dhclient.
>>> May 29 13:34:45 sjakie kernel: wlan0: no link ...
>>> May 29 13:34:45 sjakie kernel: ..
>>> May 29 13:34:45 sjakie kernel: ...
>>> May 29 13:34:45 sjakie kernel: got link
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 6
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel:
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 15
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 4
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 9
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel:
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 16
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state up -> down
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 5
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 5
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 11
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: wlan0 link state down -> up
>>> May 29 13:34:45 sjakie kernel: DHCPREQUEST on wlan0 to 255.255.255.255
>>> port
>>> 67
>>> May 29 13:34:45 sjakie kernel: DHCPDISCOVER on wlan0 to 255.255.255.255
>>> port
>>> 67 interval 12
>>> May 29 13:34:45 sjakie kernel: DHCPACK from 192.168.1.1
>>> May 29 13:34:45 sjakie kernel: bound to 192.168.1.109 -- renewal in
>>> 2147483647 seconds.
>>>
>>> From messages:
>>> May 29 13:34:45 sjakie kernel: wlan0: Ethernet address: 00:26:b9:12:40:a4
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_intr: fatal firmware error
>>> May 29 13:34:45 sjakie kernel: firmware error log:
>>> May 29 13:34:45 sjakie kernel: error type      = "UNKNOWN" (0x00000038)
>>> May 29 13:34:45 sjakie kernel: program counter = 0x00009F64
>>> May 29 13:34:45 sjakie kernel: source line     = 0x000003C4
>>> May 29 13:34:45 sjakie kernel: error data      = 0x0000000000000000
>>> May 29 13:34:45 sjakie kernel: branch link     = 0x00009F6000009F60
>>> May 29 13:34:45 sjakie kernel: interrupt link  = 0x0000DBEA00000000
>>> May 29 13:34:45 sjakie kernel: time            = 54908
>>> May 29 13:34:45 sjakie kernel: driver status:
>>> May 29 13:34:45 sjakie kernel: tx ring  0: qid=0  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  1: qid=1  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  2: qid=2  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  3: qid=3  cur=2   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  4: qid=4  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  5: qid=5  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  6: qid=6  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  7: qid=7  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  8: qid=8  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  9: qid=9  cur=81  queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 10: qid=10 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 11: qid=11 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 12: qid=12 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 13: qid=13 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 14: qid=14 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 15: qid=15 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 16: qid=16 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 17: qid=17 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 18: qid=18 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 19: qid=19 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: rx ring: cur=39
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_panicked: controller panicked,
>>> iv_state = 5; restarting
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: scan timeout
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: scan timeout
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_intr: fatal firmware error
>>> May 29 13:34:45 sjakie kernel: firmware error log:
>>> May 29 13:34:45 sjakie kernel: error type      = "UNKNOWN" (0x00000038)
>>> May 29 13:34:45 sjakie kernel: program counter = 0x00009F64
>>> May 29 13:34:45 sjakie kernel: source line     = 0x000003C4
>>> May 29 13:34:45 sjakie kernel: error data      = 0x0000000000000000
>>> May 29 13:34:45 sjakie kernel: branch link     = 0x00009F6000009F60
>>> May 29 13:34:45 sjakie kernel: interrupt link  = 0x0000DBEA00000000
>>> May 29 13:34:45 sjakie kernel: time            = 7464
>>> May 29 13:34:45 sjakie kernel: driver status:
>>> May 29 13:34:45 sjakie kernel: tx ring  0: qid=0  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  1: qid=1  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  2: qid=2  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  3: qid=3  cur=2   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  4: qid=4  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  5: qid=5  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  6: qid=6  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  7: qid=7  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  8: qid=8  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  9: qid=9  cur=81  queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 10: qid=10 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 11: qid=11 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 12: qid=12 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 13: qid=13 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 14: qid=14 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 15: qid=15 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 16: qid=16 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 17: qid=17 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 18: qid=18 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 19: qid=19 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: rx ring: cur=63
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_panicked: controller panicked,
>>> iv_state = 5; restarting
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: scan timeout
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_intr: fatal firmware error
>>> May 29 13:34:45 sjakie kernel: firmware error log:
>>> May 29 13:34:45 sjakie kernel: error type      = "UNKNOWN" (0x00000038)
>>> May 29 13:34:45 sjakie kernel: program counter = 0x00009F64
>>> May 29 13:34:45 sjakie kernel: source line     = 0x000003C4
>>> May 29 13:34:45 sjakie kernel: error data      = 0x0000000000000000
>>> May 29 13:34:45 sjakie kernel: branch link     = 0x00009F6000009F60
>>> May 29 13:34:45 sjakie kernel: interrupt link  = 0x0000DBEA00000000
>>> May 29 13:34:45 sjakie kernel: time            = 69923
>>> May 29 13:34:45 sjakie kernel: driver status:
>>> May 29 13:34:45 sjakie kernel: tx ring  0: qid=0  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  1: qid=1  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  2: qid=2  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  3: qid=3  cur=2   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  4: qid=4  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  5: qid=5  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  6: qid=6  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  7: qid=7  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  8: qid=8  cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring  9: qid=9  cur=81  queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 10: qid=10 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 11: qid=11 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 12: qid=12 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 13: qid=13 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 14: qid=14 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 15: qid=15 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 16: qid=16 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 17: qid=17 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 18: qid=18 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: tx ring 19: qid=19 cur=0   queued=0
>>> May 29 13:34:45 sjakie kernel: rx ring: cur=61
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_panicked: controller panicked,
>>> iv_state = 5; restarting
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to DOWN
>>> May 29 13:34:45 sjakie kernel: iwn0: scan timeout
>>> May 29 13:34:45 sjakie kernel: iwn0: iwn_read_firmware: ucode
>>> rev=0x12a80601
>>> May 29 13:34:45 sjakie kernel: wlan0: link state changed to UP
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Received on Sun May 29 2016 - 23:01:12 UTC

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