On Mon, 20 Jun 2016 19:46:32 +0200
Ben Woods <woods...@gmail.com> wrote:

> On Mon, Jun 20, 2016 at 01:22:24PM +0200, Emmanuel Vadot wrote:
> > On Mon, 20 Jun 2016 12:02:26 +0200
> > Ben Woods <woods...@gmail.com> wrote:
> > 
> > > Upon reboot I got a kernel panic after it loaded the module. I took photos
> > > of my screen at the debug console, which you can find at the link below. 
> > > If
> > > there is a way to get a better output for debugging, please let me know.
> > > http://imgur.com/a/TJ7i5
> > 
> >  It seems that it kernel panic when creating the wlan0 interface.
> >  I guess that the modules are loaded by the loader ? (i.e. in 
> > /boot/loader.conf)
> > 
> >  Could you test not loading them by the loader but by manually after login ?
> > 
> >  kldload iwmXXXXfw.ko && kldload if_iwm
> > 
> >  Then restart the netif service (or create the wlan0 directly).
> > 
> > -- 
> > Emmanuel Vadot <m...@bidouilliste.com>
> 
> Hi Emmanuel,
> 
> Whilst I agree the screenshot looks like the failure occurs whilst creating 
> the
> wlan0 interface, it in fact occurs when loading the if_iwm module. I have
> tested by stopping the netif service and then loading the modules manually, 
> and
> you can see the screenshot here:
> http://i.imgur.com/2ftzhQa.jpg
> 
> I never got a chance to restart netif service.
> 
> Regards,
> Ben

 No it's really panic while cloning the wlan0 interface (probably
because of some devd rule, see current process = ifconfig).
After reboot a kernel dump should be in /var/crash/, could you do :
kgdb /boot/kernel/kernel /var/crash/vmcore.X ?

 Thanks,

-- 
Emmanuel Vadot
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