Re: kernel panic

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

On Thu, Jun 16, 2016 at 3:04 PM, Ryota Ozaki <ozaki-r%netbsd.org@localhost> wrote:
> On Thu, Jun 16, 2016 at 1:56 PM, bch <brad.harder%gmail.com@localhost> wrote:
>>
>> On Jun 15, 2016 9:29 PM, "Kengo NAKAHARA" <k-nakahara%iij.ad.jp@localhost> wrote:
>>>
>>> Hi,
>>>
>>> On 2016/06/16 8:15, bch wrote:
>>> > I am now at 1.414, and it seems stable.
>>>
>>> Thank you for your checking and reporting.
>>
>> My pleasure. Question, were my wm(4) and iwm(4) faults related (maybe some
>> luck macro-ization, rejigging)?
>
> Not related.
>
>> Can anybody point me to the commits that
>> apparently fixed these interfaces (did if_wm.c fix iwm(4) too??)?
>
> For iwm:
>   http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/sys/mbuf.h
>
> Commit 1.164 broke iwm (and I guess all other wifi drivers)
> and commit 1.165 fixed it.
>
> For wm:
>   http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/dev/pci/if_wm.c
>
> Commit 1.413 broke wm and commit 1.414 fixed it.
>
>>
>>> If it seems there is still
>>> problems, please tell us.
>>
>> Will do. I'd like to have the commit(s) identified and
>> re-witness/characterize the issue. Otherwise, things currently seem stable.
>> Thanks.
>
> [Timeline]
>
> - Jun 10 13:31:45: mbuf.h r1.164
> - Jun 11 ??:??:??: you encountered the first panic
> - Jun 12 10:14:12: mbuf.h r1.165

oops

> - Jun 14 09:07:22: if_wm.c r1.164
                             ^^^^^^
                             r1.413
> - Jun 14 ??:??:??: you encountered the second panic
> - Jun 14 17:09:20: if_wm.c r1.165
                             ^^^^^^
                             r1.414

> - Jun 16 ??:??:??: you are here
>
> And I noticed that I forgot to bump the kernel version; my mbuf.h
> change required it. (I already bumped.) If you run a kernel between
> my mbuf.h change and the bump with network device driver modules
> of 7.99.30, something bad will happen. (I guess the issues you saw
> aren't related to this though.)
>
> Thanks,
>   ozaki-r