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

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Message-ID: <k14noo$lfj$1@ger.gmane.org>
Date:	Thu, 23 Aug 2012 07:57:12 +0000 (UTC)
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	netdev@...r.kernel.org
Subject: Re: NULL deref in bnx2 / crashes ? ( was: netconsole leads to
 stalled CPU task )

On Wed, 22 Aug 2012 at 14:29 GMT, Sylvain Munaut <s.munaut@...tever-company.com> 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 <amwang@...hat.com>
Date:   Fri Aug 10 01:24:50 2012 +0000

    netpoll: re-enable irq in poll_napi()

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