Subject: Re: NULL deref in bnx2 / crashes ? ( was: netconsole leads to stalled CPU task )

From: Cong Wang <[email-masked]>
Date: Thu, 23 Aug 2012 07:57:12 +0000 (UTC)

On Wed, 22 Aug 2012 at 14:29 GMT, Sylvain Munaut <[email-masked]> wrote:
> Hi,
>
>
> The machine with the intel card still hard freeze (no output / no nothing ...)
> The machine with the bnx2 don't crash anymore and no NULL deref, but
> the modprobe still hangs and I get this every 180 sec or so :

The NULL-deref can be reproduced easily, and Eric's patch could fix it.
So, Eric, can you resend your patch with your SOB?

I can't reproduce the hang as it is net driver specific, it is
probably related with my patch:

commit 6bdb7fe31046ac50b47e83c35cd6c6b6160a475d
Author: Amerigo Wang <[email-masked]>
Date:   Fri Aug 10 01:24:50 2012 +0000

    netpoll: re-enable irq in poll_napi()