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Date:      Mon, 16 May 2016 19:16:48 -0700
From:      Adrian Chadd <adrian@freebsd.org>
To:        Jason Morgan <jason.w.morgan@gmail.com>
Cc:        "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>
Subject:   Re: Kernel Panic with Atheros Card (TP-LINK N900)
Message-ID:  <CAJ-VmonDrqb5nk94cGTHx9OAf_iEcTcH3Dycsh7J6SiUH5uapw@mail.gmail.com>
In-Reply-To: <CAC4stHx6a62BMn22VQnafBccJhp5KOqfeU45AS2vZyJHu9ACqQ@mail.gmail.com>
References:  <CAC4stHxh-0=d3WyEu130K-KFDgxE_E-B8EQE-J3xmpPdWHKp8Q@mail.gmail.com> <CAJ-Vmombv3ZRijQp83RmPZ=t0txJPH-2AgwQhsB0-5xoDTKpZw@mail.gmail.com> <CAC4stHx6a62BMn22VQnafBccJhp5KOqfeU45AS2vZyJHu9ACqQ@mail.gmail.com>

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hi,

You'll need to update the whole system. No-one currently keeps the
stable branches up to date with all the wifi changes / fixes we put
into -HEAD.



-adrian


On 16 May 2016 at 18:47, Jason Morgan <jason.w.morgan@gmail.com> wrote:
> Thank you, Adrian. Do I need to upgrade the whole system or just the driver?
> I was hoping to keep the system on RELEASE.
>
> On May 16, 2016 9:44 PM, "Adrian Chadd" <adrian@freebsd.org> wrote:
>>
>> Hi,
>>
>> I think I've fixed this in head. Would you mind testing that out?
>>
>> Thanks!
>>
>> A
>>
>> On May 16, 2016 6:40 PM, "Jason Morgan" <jason.w.morgan@gmail.com> wrote:
>>>
>>> Dear List,
>>>
>>> I am experiencing multiple kernel panics a day and I believe it's
>>> related to a Atheros card I recently installed. Here is some detail I
>>> got from dmesg after the last panic.
>>>
>>> ...
>>> ath0: stuck beacon; resetting (bmiss count 0)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 0)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 0)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 0)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> ath0: stuck beacon; resetting (bmiss count 0)
>>> ath0: stuck beacon; resetting (bmiss count 4)
>>> Fatal trap 18: integer divide fault while in kernel mode
>>> ath0: stuck beacon; resetting (bmiss count 5)
>>> cpuid = 1; apic id = 01
>>> instruction pointer = 0x20:0xffffffff8045db0d
>>> stack pointer        = 0x28:0xfffffe01a609a920
>>> frame pointer        = 0x28:0xfffffe01a609a970
>>> code segment = base 0x0, limit 0xfffff, type 0x1b
>>> = DPL 0, pres 1, long 1, def32 0, gran 1
>>> processor eflags = interrupt enabled, resume, IOPL = 0
>>> current process = 12 (swi4: clock)
>>> trap number = 18
>>> panic: integer divide fault
>>> cpuid = 1
>>> KDB: stack backtrace:
>>> #0 0xffffffff80984ef0 at kdb_backtrace+0x60
>>> #1 0xffffffff80948aa6 at vpanic+0x126
>>> #2 0xffffffff80948973 at panic+0x43
>>> #3 0xffffffff80d4aacb at trap_fatal+0x36b
>>> #4 0xffffffff80d4a74c at trap+0x75c
>>> #5 0xffffffff80d307e2 at calltrap+0x8
>>> #6 0xffffffff80467738 at ar9300_ani_poll_freebsd+0x48
>>> #7 0xffffffff804158c6 at ath_calibrate+0xf6
>>> #8 0xffffffff8095e50b at softclock_call_cc+0x17b
>>> #9 0xffffffff8095e934 at softclock+0x94
>>> #10 0xffffffff8091485b at intr_event_execute_handlers+0xab
>>> #11 0xffffffff80914ca6 at ithread_loop+0x96
>>> #12 0xffffffff8091247a at fork_exit+0x9a
>>> #13 0xffffffff80d30d1e at fork_trampoline+0xe
>>> Uptime: 1h53m50s
>>>
>>> And here are some details on my system and the card:
>>>
>>> $ uname -a
>>> FreeBSD pilot.skepsi.net 10.2-RELEASE-p14 FreeBSD 10.2-RELEASE-p14 #0:
>>> Wed Mar 16 20:46:12 UTC 2016
>>> root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC  amd64
>>>
>>> $ ifconfig | grep -B3 -i wireless
>>> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>>> 2290
>>> ether 30:b5:c2:05:c0:fe
>>> nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>> media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng <hostap>
>>> --
>>> ether 30:b5:c2:05:c0:fe
>>> inet 192.168.2.1 netmask 0xffffff00 broadcast 192.168.2.255
>>> nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>> media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng <hostap>
>>>
>>> $ ifconfig wlan0 list caps
>>>
>>> drivercaps=4f85ed01<STA,IBSS,HOSTAP,AHDEMO,TXPMGT,SHSLOT,SHPREAMBLE,MONITOR,MBSS,WPA1,WPA2,BURST,WME,WDS,TXFRAG>
>>> cryptocaps=1f<WEP,TKIP,AES,AES_CCM,TKIPMIC>
>>> htcaps=701ee<CHWIDTH40,SHORTGI20,SHORTGI40,TXSTBC>
>>>
>>> I am happy to provide any information I can to try to get to the
>>> bottom of this. I have kernel dumps, etc, if that would help.
>>>
>>> Thanks!
>>>
>>> --
>>> ~ Jason Morgan
>>>
>>> "Those who have had no share in the good fortunes of the mighty
>>>  Often have a share in their misfortunes."
>>>                 -- Bertolt Brecht, "Der Kaukasische Kreidekreis"
>>>                                     (The Caucasian Chalk Circle)
>>> _______________________________________________
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>>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless
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>>> "freebsd-wireless-unsubscribe@freebsd.org"



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