Re: [2.6.0-test-9] natsemi oops

["David Liontooth" <liontooth@post.com>]

Thanks Manfred -- I left out ipx and everything is working great so far. 
So count that as an ipx problem instead.

Cheers,
David

Manfred Sproul wrote:

[netdev added to cc list: it looks like a module refcount bug with ipx]

David Liontooth wrote:

>The natsemi oops is triggered in 2.6.0-test9 too.
>
>kernel BUG at include/linux/module.h:296
>
>
That's BUG_ON(module_refcount(module) == 0) in __module_get. I doubt
that the natsemi driver has anything to do with the bug, it looks like a
bug in the ipx core.


----- Original Message -----
From: "David Liontooth"

> 
> The natsemi oops is triggered in 2.6.0-test9 too. 
> 
> kernel BUG at include/linux/module.h:296
> 
> Everything freezes. 
> 
> Am I the only one to get this? 
> 
> I don't know when it started, but 2.5.69 has no problems.
> 
> Cheers,
> David
> 
> 
> ----- Original Message -----
> From: "David Liontooth"
> Subject: Re: [2.6.0-test-7] natsemi oops
> 
> > 
> > Correction: I get the oops also when natsemi is compiled as a module. 
> > It is triggered not when the module is loaded, but when it is used 
> > the first time. Oops (some fragments below) followed by a total freeze;
> > nothing gets logged.
> > 
> > Is this a known problem? 
> > 
> > Is there a workaround?
> > 
> > Cheers,
> > David
> > 
> > 
> > ----- Original Message -----
> > From: David Liontooth
> > Subject: [2.6.0-test-7] natsemi oops
> > 
> > > 
> > > The 2.6.0-test-7 boots fine and works great -- until I plug
> > > in the ethernet cable. Within a second I get an oops and
> > > everything freezes. Booting with "acpi=off" makes no difference.
> > > If I boot with the ethernet cable plugged in, I get to the 
> > > login prompt, and it oopses within a second. If I time it right,
> > > I can log into the machine remotely for one second before it 
> > > oopses (so the natsemi driver is working). Very reproducible! 
> > > /proc/kmsg is empty. 
> > > 
> > > If I compile natsemi as a module, I don't get the oops. 
> > > However, now the driver is not working -- I can't ping out.
> > > Everything works fine in 2.5.69, which I've been running
> > > since early July.
> > > 
> > > Here's some of the oops, taken by hand:
> > > 
> > > Process swapper (pid: 0, threadinfo=c042a000 task c03a47a0)
> > > 
> > > Stack
> > > 
> > > Call trace:
> > > 
> > > ipxitf_auto_create
> > > ipx_rcv
> > > netif_receive_skb
> > > process_backlog
> > > net_rx_action
> > > do_softirq
> > > do_IRQ
> > > _stext
> > > common_interrupt
> > > acpi_processor_idle
> > > cpu_idle
> > > start_kernel
> > > unknown_bootoption
> > > 
> > > Kernel panic: Fatal exception in interrupt
> > > In interrupt handler -- not syncing
> > > 
> > > Configuration, lspci, and dmesg attached.
> > > 
> > > Cheers,
> > > David
> > > 
> > > 
> > > 
> > << config-2.6.0-test7-3 >>
> > << dmesg-2.6.0-test7-7 >>
> > << lspci-2.6.0-test7 >>
> > 
> > -- 
-- 
__________________________________________________________
Sign-up for your own personalized E-mail at Mail.com
http://www.mail.com/?sr=signup

CareerBuilder.com has over 400,000 jobs. Be smarter about your job search
http://corp.mail.com/careers