if_rsu hardware causes a kernel panic on removal..

[Idwer Vollering]

2014-05-20 17:05 GMT+02:00 Hans Petter Selasky <hps at selasky.org>:
> On 05/20/14 17:00, Idwer Vollering wrote:
>>
>> 2014-05-20 14:24 GMT+02:00 Hans Petter Selasky <hps at selasky.org>:
>>>
>>> On 05/20/14 14:13, Idwer Vollering wrote:
>>>>
>>>>
>>>> 2014-05-20 7:47 GMT+02:00 Hans Petter Selasky <hps at selasky.org>:
>>>>>
>>>>>
>>>>> On 05/19/14 23:21, Idwer Vollering wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>> ..while running a kernel that has rsu_debug set to >0.
>>>>>>
>>>>>> Line 1712: "fault virtual address   = 0xffff804000000000"
>>>>>> core0.txt ->
>>>>>>
>>>>>>
>>>>>> http://ra.openbios.org/~idwer/freebsd/fbsd_10-stable_rsu_panic_core_0.txt
>>>>>>
>>>>>> HTH,
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Hi,
>>>>>
>>>>> Does this patch make any difference?
>>>>
>>>>
>>>>
>>>> Yes, this solves the panic.
>>>>
>>>
>>> Hi,
>>>
>>> Please verify:
>>>
>>> http://svnweb.freebsd.org/changeset/base/266466
>>>
>>> --HPS
>>
>>
>> Looks good to me.. if only it wasn't panicking on insertion, again
>> with rsu_debug set to anything greater than 0 (5, in this case). The
>> panic on insertion is reproducable with otherwise unmodified r266465.
>> Any thoughts?
>>
>
> Hi,
>
> Can you get the backtrace of this panic?
>
> --HPS

Hi,

Certainly, here it is:
http://ra.openbios.org/~idwer/freebsd/core.txt.9_fbsd_10-stable_rsu-panic-on-insertion

Idwer